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Ramp Test Set
NAV-402AP-3
Operation Manual
1002-0906-200
Issue -3
OPERATION MANUAL
RAMP TEST SET
NAV-402AP-3
PUBLISHED BY
Aeroflex
COPYRIGHT © Aeroflex 2004
A l l r i g h t s r e s e r v e d . N o p a r t o f t h i s p u b l i c a t i o n m a y b e r e p r o d u c e d , s t o r e d i n a r e t r i e v a l syst e m , o r
t r a n sm i t t e d i n a n y f o r m o r b y a n y m e a n s , e l e c t r o n i c , m e c h a n i c a l , p h o t o c o p y i n g , r e co r d i n g o r
o t h e r w i s e w i t h o u t t h e p r i o r p e r m i s s i o n o f t h e p u b l i sh e r .
Original Printing
Jul 2000
Issue-2
Oct 2001
I ssu e - 3
Sep 2004
1 0 2 0 0 W e s t Y o r k / W i c h i t a , K a n sa s 6 7 2 1 5 U . S . A . / ( 3 1 6 ) 5 2 2 - 4 9 8 1 / F A X ( 3 1 6 ) 5 2 4 - 2 6 2 3
OPERATION MANUAL
NAV-402AP-3
Nomenclature Statement:
I n t h i s m a n u a l T e s t S e t o r U n i t r e f e r s t o t h e N A V - 4 0 2 A P - 3 M a r ke r , G / S , V O R , C O M M a n d A u t o
Pilot Ramp and Bench Test Set.
Cable Statement:
For continued EMC compliance, all external cables must be 3 meters or less in length.
OPERATION MANUAL
NAV-402AP-3
T H I S P A G E I N T E N T I ON A L L Y L E F T B L A N K .
OPERATION MANUAL
NAV-402AP-3
SAFETY FIRST: TO ALL OPERATIONS PERSO NNEL
REFER ALL SERVICING OF UNIT TO QUALIFIED TECHNICAL PERSONNEL. this unit contains no
operator serviceable parts.
WARNING: USING THIS EQUIPMENT IN A MANNER NOT SPECIFIED BY THE ACCOMPANYING
DOCUMENTATION MAY IMPAIR THE SAFETY PROTECTION PROVIDED BY THE EQUIPMENT.
CASE, COVER OR PANEL REMOVAL
Removing the Chassis Assembly from the Case Assembly exposes the operator to electrical hazards that
can result in electrical shock or equipment damage. Do not operate this Test Set with the Chassis Assembly
removed from the Case Assembly.
SAFETY IDENTIFICATION IN TECHNICAL MANUAL
This manual uses the following terms to draw attention to possible safety hazards, that may exist when
operating this equipment.
CAUTION:
THIS TERM IDENTIFIES CONDITIONS OR ACTIVITIES THAT, IF IGNORED, CAN RESULT IN
EQUIPMENT OR PROPERTY DAMAGE (E.G., FIRE).
WARNING: THIS TERM IDENTIFIES CONDITIONS OR ACTIVITIES THAT, IF IGNORED, CAN RESULT IN
PERSONAL INJURY OR DEATH.
SAFETY SYMBOLS IN MANUALS AND ON UNITS
CAUTION: THIS SYMBOL REFERS TO SPECIFIC CAUTIONS REPRESENTED ON THE UNIT
AND CLARIFIED IN THE TEXT.
AC OR DC TERMINAL: TERMINAL THAT MAY SUPPLY OR BE SUPPLIED WITH AC OR DC
VOLTAGE.
DC TERMINAL: TERMINAL THAT MAY SUPPLY OR BE SUPPLIED WITH DC VOLTAGE.
AC TERMINAL: TERMINAL THAT MAY SUPPLY OR BE SUPPLIED WITH AC OR
ALTERNATING VOLTAGE.
SWITCH ON/OFF (PUSH-PUSH): POWER TO THE DEVICE IS CONNECTED ON OR
DISCONNECTED OFF.
EQUIPMENT GROUNDING PRECAUTION
Improper grounding of equipment can result in electrical shock.
USE OF PROBES
Check specifications for the maximum voltage, current and power ratings of any connector on the Test Set
before connecting it with a probe from a terminal device. Be sure the terminal device performs within these
specifications before using it for measurement, to prevent electrical shock or damage to the equipment.
POWER CORDS
Power cords must not be frayed, broken nor expose bare wiring when operating this equipment.
USE RECOMMENDED FUSES ONLY
Use only fuses specifically recommended for the equipment at the specified current and voltage ratings.
INTERNAL BATTERY
This unit contains a Sealed-Lead Battery, serviceable only by a qualified technician.
CAUTION:
SIGNAL GENERATORS CAN BE A SOURCE OF ELECTROMAGNETIC INTERFERENCE (EMI) TO
COMMUNICATION RECEIVERS. SOME TRANSMITTED SIGNALS CAN CAUSE DISRUPTION
AND INTERFERENCE TO COMMUNICATION SERVICES OUT TO A DISTANCE OF SEVERAL
MILES. USERS OF THIS EQUIPMENT SHOULD SCRUTINIZE ANY OPERATION THAT RESULTS
IN RADIATION OF A SIGNAL (DIRECTLY OR INDIRECTLY) AND SHOULD TAKE NECESSARY
PRECAUTIONS TO AVOID POTENTIAL COMMUNICATION INTERFERENCE PROBLEMS.
OPERATION MANUAL
NAV-402AP-3
T H I S P A G E I N T E N T I ON A L L Y L E F T B L A N K .
OPERATION MANUAL
NAV-402AP-3
L IST O F EFFECTIVE PAG ES
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Statements
Safety Page
L i st o f E f f e c t i v e P a g e s
Table of Contents
I n t r o d u ct i o n
1-Table of Contents
1 - L i st o f I l l u s t r a t i o n s / T a b l e s
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Appendix B
Appendix C
Index
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OPERATION MANUAL
NAV-402AP-3
T H I S P A G E I N T E N T I ON A L L Y L E F T B L A N K .
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OPERATION MANUAL
NAV-402AP-3
TABLE OF CONTENTS
Title
C h a p t e r / S e ct i o n
Title / Copyright Page
Statements
Safety Page
List of Effective Pages
Table of Contents
I n t r o d u ct i o n
Chapter 1
Section
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Appendix A Appendix B Appendix C -
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Description
Operation
Specifications
Shipping
Storage
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Table of I/O Connectors
Metric/British Imperial Conversion Table with Nautical Distance Conversions
Abbreviations
Index
TABLE OF CONTENTS
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OPERATION MANUAL
NAV-402AP-3
T H I S P A G E I N T E N T I ON A L L Y L E F T B L A N K .
TABLE OF CONTENTS
Page 2
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OPERATION MANUAL
NAV-402AP-3
INTRO DUCTIO N - NAV- 402AP-3 TEST SET
T h i s m a n u a l c o n t a i n s N A V - 4 0 2 A P - 3 o p e r a t i n g i n st r u ct i o n s f o r M a r ke r , G / S , V O R , L O C , C O M M a n d
Auto Pilot systems. It is strongly recommended that personnel be thoroughly familiar with the
co n t e n t s o f t h i s m a n u a l b e f o r e a t t e m p t i n g t o o p e r a t e t h i s e q u i p m e n t .
Refer all servicing of unit to qualified technical personnel.
ORGANIZATION
This manual is divided into the following Chapters and Sections:
CHAPTER 1
- OPERATION
S e ct i o n 1
- D E S C R I P T I O N ( d e s cr i p t i o n o f t h e N A V - 4 0 2 A P - 3
Section 2
- O P E R A T I O N ( i n s t a l l a t i o n ; co n t r o l s, co n n e ct o r s a n d i n d i ca t o r s; a n d g e n e r a l
o p e r a t i n g p r o c e d u r e s)
Section 3
- SPECIFICATIONS
Section 4
- SHIPPING
Section 5
- STORAGE
INTRODUCTION
Page 1
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OPERATION MANUAL
NAV-402AP-3
T H I S P A G E I N T E N T I ON A L L Y L E F T B L A N K .
INTRODUCTION
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
CHAPTER ONE
NAV- 402AP- 3 TEST SET
OPERATION MANUAL
TABLE OF CONTENTS
Title
SECTION 1 – DESCRIPTION
1. General Description and Capabilities
1.1
Description
1.2
Functional Capabilities
SECTION 2 – OPERATION
1 . I n st a l l a t i o n
1.1
General
1.2
Battery Operation
1.3
Battery Charging
1.4
Safety Precautions
1.4.1 Complying with Instructions
1.4.2 Grounding Power Cord
1.4.3 Operating Safety
1.4.4 CAUTION and WARNING Labels
1.5
AC Power Requirements
1.6
FCC Requirements
1.7
Battery Recharging
1.8
Bench Operation
1.9
External Cleaning
2. Controls, Connectors And Indicators
2.1
Front Panel
2.2
Rear Panel
3. General Operating Procedures
3.1
General
3.2
Signals Simulated
3.3
Operation CAUTIONS
3.4
Ramp Operation
3.5
Bench Operation
3.6
Counter Operation
3.7
Battery Parameters
3.8
Operate LOC and G/S Simultaneously
3.9
M a r k e r O p e r a t i o n ( T y p i c a l C o n t r o l S e t t i n g s)
3.10
V O R O p e r a t i o n ( T y p i c a l C o n t r o l S e t t i n g s)
3.11
Localizer Operation (Typical Control Settings)
3.12
Glide Slope Operation (Typical Control Settings)
3.13
Communication Operation (Receiver Tests)
(Typical Control Settings)
3.14
C o m m u n i c a t i o n O p e r a t i o n ( T r a n sm i t t e r T e st s)
(Typical Control Settings)
C h a p t e r / S e ct i o n / S u b j e ct
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OPERATION MANUAL
NAV-402AP-3
Title
SECTION 3 – SPECIFICATIONS
1. NAV-402AP-3 Specifications
1.1
RF Output
1.2
Marker Mode
1.3
VOR Mode
1.4
LOC Mode
1.5
G/S Mode
1.6
COM Mode
1.7
External Frequency Counter
1.8
Power Meter
1.9
Battery Level Monitor
1.10
Bearing Monitor
1.11
Battery
1.12
AC Power
1.13
Environmental
SECTION 4 – SHIPPING
1. Shipping Test Sets
1.1
Information
1.2
R e p a c ki n g P r o c e d u r e
SECTION 5 – STORAGE
1. Storing Test Sets
C h a p t e r / S e ct i o n / S u b j e ct
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OPERATION MANUAL
NAV-402AP-3
LIST OF ILLUSTRATIONS
Title
C h a p t e r / S e ct i o n / S u b j e ct
Battery Recharging
NAV-402AP-3 Front and Rear Panels
Repacking Procedure
1-2-1
1-2-2
1-4-1
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LIST O F TABLES
Title
S p e ci f i e d F u s e R a t i n g s
Correspondence Chart for Decibels, Volts and Watts
Correspondence Chart for 90 Hz and 150 Hz Tones (LOC)
Correspondence Chart for 90 Hz and 150 Hz Tones (G/S)
VOR Bearing Select Switches
90 Hz and 150 Hz Tones Variable Phase Relationships
C h a p t e r / S e ct i o n / S u b j e ct
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LIST OF ILLUSTRATIONS/TABLES
Page 1
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OPERATION MANUAL
NAV-402AP-3
T H I S P A G E I N T E N T I ON A L L Y L E F T B L A N K .
LIST OF ILLUSTRATIONS/TABLES
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
SECTION 1 - DESCRIPTION
1. GENERAL DESCRIPTION AND CAPABILITIES
1.1 DESCRIPTION
T h e N A V - 4 0 2 A P - 3 i s a B e n c h a n d R a m p T e st
S e t d e si g n e d t o m e e t t h e e l e c t r o n i c
functional test requirements of Category I
a n d C a t e g o r y I I I L S S y s t e m s , C o m m u n i ca t i o n
( C O M M ) , N a vi g a t i o n ( N A V ) a n d M a r ke r ( M K R )
Systems.
The NAV-402AP-3 contains features to allow
t e st i n g o f s o p h i s t i c a t e d a u t o p i l o t s y st e m s.
T h e se f e a t u r e s i n c l u d e : a u t o m a t i c L O C D D M ,
automatic sweep, two fixed VOR frequencies;
a n d t w o f i xe d , p a i r e d L O C a n d G / S
f r e q u e n ci e s .
1.2 FUNCTIONAL CAPABILITIES
The NAV-402AP-3 has the following features
a n d c a p a b i l i t i e s:
O
Signal Generator with a variable
attenuator which can be connected to the
equipment under test by a radiated signal
from a self-contained antenna or by a
co a xi a l c a b l e . T h e s i g n a l g e n e r a t o r c a n
be operated under either fixed frequency
co n t r o l o r i n v a r i a b l e f r e q u e n c y m o d e i n
each band.
O
The generator can be modulated
internally by a 1020 Hz Ident Tone,
Marker, VHF Omnidirectional Range
(VOR), Localizer (LOC) or Glide Slope
( G / S ) T o n e s.
O
A si x- d i g i t c o u n t e r w h i c h i n d i c a t e s t h e R F
of the signal generator on any band, the
frequency of a COM Transmitter under
test, any external signal input from 1 MHz
to at least 300 MHz, or the VOR Bearing
s e l e c t e d b y t h e B e a r i n g S e l e c t S w i t ch e s.
O
A built-in RF power meter measures COM
T r a n sm i t t e r p o w e r , f r o m 0 - 1 0 W o r
0-100W, either peak or average power by
s e l e c t i n g a sw i t ch p o s i t i o n l o ca t e d o n t h e
Front Panel. A COM Transmitter
demodulation output permits viewing or
listening to COM modulation.
O
A b u i l t - i n m o d u l a t i o n m e t e r m e a su r e s
S i g n a l G e n e r a t o r P e r ce n t o f M o d u l a t i o n
on any frequency band from 0-30% or
0 - 1 0 0 % . F r o n t P a n e l co n t r o l s p e r m i t
q u i c k s e t t i n g o f m o d u l a t i o n p e r ce n t a g e s.
9 0 ° b e a r i n g c h e c k m o n i t o r a l l o w s q u i ck
ve r i f i ca t i o n o f b a si c V O R b e a r i n g f r o m t h e
V O R d e m o d si g n a l . N I C A D b a t t e r y a n d
built-in charging system permit completely
portable operation for up to 2 hours
co n t i n u o u s d u t y. A n y t i m e t h e T e st S e t i s
plugged to an ac line, the battery is being
ch a r g e d . I n b a t t e r y o p e r a t i o n , a n
a u t o m a t i c t i m e r t u r n s t h e T e st S e t o f f
a f t e r 6 t o 1 0 m i n u t e s. T h e T e st S e t ca n
be recycled by pressing the PWR/BAT
S w i t ch t o t h e B A T p o si t i o n .
1-1-1
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OPERATION MANUAL
NAV-402AP-3
THIS PAG E INTENTIO NALLY LEFT BLANK
1-1-1
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Sep 1/04
OPERATION MANUAL
NAV-402AP-3
SECTION 2 - OPERATION
1. INSTALLATION
1.1 GENERAL
1.4.1
T h e T e s t S e t i s p o w e r e d b y a n i n t e r n a l b a t t e r y.
The Test Set contains a battery charging
c i r c u i t w h i c h e n a b l e s t h e o p e r a t o r t o r e ch a r g e
the battery when connected to ac power.
Installation/operating personnel should attempt
t o i n st a l l o r o p e r a t e t h e T e st S e t o n l y a f t e r
reading and complying with instructions
contained in this manual. All procedures
contained in this manual must be performed in
exact sequence and manner described.
NOTE:
The Test Set can operate continuously
on ac power for servicing and/or
bench tests.
Refer to 1-2-2, Figure 2 for location of
controls, connectors or indicators.
1.4.2
The 0 to 30% scale displays battery voltage.
Normal battery charged condition is indicated
a s 1 5 V o r g r e a t e r . L e s s t h a n 1 2 . 5 V i n d i ca t e s
a discharged battery. An automatic low
voltage cutoff circuit turns the Test Set OFF
when the battery voltage drops under 12.5 V.
The Test Set contains an automatic time-out to
conserve power. An automatic timer turns the
Test Set OFF after 6 to10 minutes (only when
u s i n g b a t t e r y p o w e r ) . T h e T e s t S e t ca n b e
recycled by pressing the PWR/BAT Switch to
the BAT position.
1.3 BATTERY CHARGING
T h e b a t t e r y c h a r g e r o p e r a t e s w h e n e ve r a c
power is applied to the Test Set. The battery
sh o u l d b e c h a r g e d e v e r y t h r e e m o n t h s
(minimum).
NOTE:
Overnight charging is recommended.
1.4 SAFETY PRECAUTIONS
The following safety precautions must be
o b se r ve d d u r i n g i n s t a l l a t i o n a n d o p e r a t i o n .
Aeroflex assumes no liability for failure to
co m p l y w i t h a n y s a f e t y p r e c a u t i o n o u t l i n e d i n
this manual.
Grounding Power Cord
WARNING:
1.2 BATTERY OPERATION
The internal battery (NICAD) is equipped to
p o w e r t h e T e s t S e t f o r t w o h o u r s o f co n t i n u o u s
use, after which time, the Test Set battery
n e e d s r e ch a r g i n g .
Complying with Instructions
USE OF A THREE-PRONG TO
TWO-PRONG ADAPTER PLUG
CREATES A SHOCK HAZARD
BETWEEN THE CHASSIS AND
ELECTRICAL GROUND.
F o r a c o p e r a t i o n , t h e p o w e r co r d , e q u i p p e d
w i t h s t a n d a r d t h r e e - p r o n g p l u g , m u st b e
co n n e ct e d t o a p r o p e r l y g r o u n d e d t h r e e - p r o n g
receptacle.
I t i s t h e cu st o m e r ’s r e sp o n si b i l i t y t o :
O
H a v e a q u a l i f i e d e l e c t r i c i a n c h e ck
r e ce p t a cl e ( s) f o r p r o p e r g r o u n d i n g .
O
Replace any standard two-prong
r e ce p t a cl e ( s) w i t h p r o p e r l y g r o u n d e d t h r e e p r o n g r e ce p t a cl e ( s) .
1.4.3
Operating Safety
D u e t o p o t e n t i a l f o r e l e c t r i c a l s h o c k w i t h i n t e st
e q u i p m e n t , t h e C h a s s i s A s s e m b l y m u st r e m a i n
i n st a l l e d i n t h e C a se A sse m b l y. B a t t e r y
replacement must only be performed by
qualified service technicians.
1.4.4
CAUTION and WARNING Labels
E xe r ci se e xt r e m e ca r e w h e n p e r f o r m i n g
operations preceded by a CAUTION or
WARNING label. CAUTION labels appear
where possibility of damage to equipment
exists. WARNING labels denote conditions
w h e r e b o d i l y i n j u r y o r d e a t h m a y r e su l t .
1-2-1
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OPERATION MANUAL
NAV-402AP-3
1 . 5 A C P O W E R REQ UIREMENTS
1.7 BATTERY RECHARGING
The Test Set operates over a voltage range of
100 to 120 VAC at 60 Hz or 220 to
240 VAC at 50 Hz according to VOLTAGE
S E L E C T S w i t c h se t t i n g .
Refer to 1-2-1, Figure 1.
T h e sp e ci f i e d f u se r a t i n g s a r e l i s t e d i n
1-2-1, Table 1.
CAUTION:
FOR CONTINUOUS
PROTECTION AGAINST FIRE,
REPLACE ONLY WITH FUSES
OF THE SPECIFIED VOLTAGE
AND CURRENT RATINGS.
INPUT VOLTAGE
F1 AND F2 FUSES
100 to 120 VAC
1.0 A, 250 V
Fast Blo (Type F)
(Aeroflex 5106-4501-000)
(1.2in AGC Glass)
220 to 240 VAC
0.5 A, 250 V
Fast Blo (Type F)
(Aeroflex 5106-0000-016)
(1.2in AGC Glass)
STEP
PROCEDURE
1.
V e r i f y F U S E S a r e co r r e ct f o r n o r m a l
o p e r a t i n g vo l t a g e . R e f e r t o p a r a 1 - 2 - 1 . 5 .
2.
V e r i f y V O L T A G E S E L E C T S w i t ch i s se t t o
t h e se t t i n g ( 1 1 5 o r 2 3 0 V A C ) t h a t
matches the input ac power.
3.
Connect ac power cable between AC
P o w e r C o n n e ct o r a n d n o r m a l o p e r a t i n g
v o l t a g e p o w e r s o u r c e , a c c o r d i n g t o T e st
S e t co n f i g u r a t i o n . R e f e r t o p a r a 1 - 2 - 1 . 5 .
NOTE:
4.
T h e b a t t e r y ch a r g e r o p e r a t e s
whenever ac power is applied to
t h e T e st S e t .
A l l o w se ve r a l h o u r s f o r b a t t e r y ch a r g e o r
until 0 to 30% scale displays battery
vo l t a g e i s 1 5 V o r g r e a t e r .
NOTE:
Overnight charging is
recommended.
Specified Fuse Ratings
Table 1
1.6 FCC REQUIREMENTS
The T est Set is pr ohibited fr om use in VAR
( var iable) fr equency modes dur ing r amp
use. Any test signals r adiated fr om the
antenna must be fixed fr equencies. T he
T est Set is pr ohibited fr om exter nally
modulating any band dur ing r amp use.
T his includes micr ophones, audio
gener ator s, etc.
1-2-1
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
NAV TONE
OUT
SIG GEN
DEMOD
AC IN CONNECTOR
PWR MON
DEMOD
F1
1.0A @ 110VAC
0.5A @ 220VAC
TYPE F
115
0
23
F2
S
00920004
B a t t e r y R e ch a r g i n g
Figure 1
1.8 BENCH OPERATION
1.9 EXTERNAL CLEANING
STEP
The following procedure contains routine
i n s t r u c t i o n s f o r c l e a n i n g t h e o u t s i d e o f t h e T e st
Set.
PROCEDURE
1.
V e r i f y F U S E S a r e co r r e ct f o r n o r m a l
operating voltage. Refer to para 1-2-1.5.
2.
V e r i f y V O L T A G E S E L E C T S w i t ch i s se t t o
the setting (115 or 230 VAC) that
matches the input ac power.
3.
Connect ac power cable between AC
Power Connector and normal operating
voltage power source according to Test
Set configuration. Refer to para 1-2-1.5.
4.
5.
P r e ss P W R / B A T S w i t ch t o P W R p o si t i o n
and verify POWER ON Indicator
illuminates.
CAUTION:
STEP
DISCONNECT POWER FROM
TEST SET TO AVOID POSSIBLE
DAMAGE TO ELECTRONIC
CIRCUITS.
PROCEDURE
1.
C l e a n f r o n t p a n e l b u t t o n s a n d d i sp l a y
f a ce w i t h so f t l i n t - f r e e cl o t h . I f d i r t i s
difficult to remove, dampen cloth with
water and a mild liquid detergent.
2.
Remove grease, fungus and ground-in
d i r t f r o m su r f a ce s w i t h so f t l i n t - f r e e cl o t h
dampened with isopropyl alcohol.
3.
R e m o ve d u st a n d d i r t f r o m co n n e ct o r s
w i t h so f t - b r i st l e d b r u sh .
4.
C o v e r u n u s e d c o n n e c t o r s w i t h su i t a b l e
d u st co ve r s t o p r e ve n t t a r n i sh i n g o f
co n n e ct o r co n t a ct s.
5.
C l e a n c a b l e s w i t h s o f t l i n t - f r e e cl o t h .
6.
P a i n t e x p o s e d m e t a l s u r f a c e t o a vo i d
co r r o si o n .
Connect UUT to Test Set.
1-2-1
Page 3
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
T H I S P A G E I N T E N T I ON A L L Y L E F T B L A N K .
1-2-1
Page 4
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
2. CONTROLS, CONNECT ORS AND INDICATORS
1
2
3
4
5
6
7
8
9
32
10
MONITOR
31
0
20
40
0
.1
.5
1
30
B
R
G
2
4
30%
6
8
10
FROM
0
9
0
HI
MHZ
BRG
NAV - 402AP
0
9.96 KHz
VAR
30
.093
.155
.200
.200
~
~
90
.150
20
µA
10
28
27
26
12
0
.093
.155
LOC VAR
G/S FIXED
LOC FIXED
G/S VAR
VOR VAR
COM FIXED
VOR FIXED
COM 25 KHz
MKR VAR
COM 8.33 KHz
MKR FIXED
.091
.091
.175
.175
.400
.400
~
~
MOD IN
1020
CTR IN
400
.150
.90
20
30
BAT
TUNE
G/S
DDM
MODE
10
S
AL
0
AR
S
11
KHZ
0
PWR
VAR FREQ
HZ
LO
KHZ
~
MASTER
MOD
GEN
FIXED
100W
10W
RF
BAT
30%
100%
BRG
100%
LOC
DDM
CAL
29
80
20
TO
V
0
R
60
10
0
0
4
25
6
PEAK
LOC
AVG
OUTPUT
-dBm
XMTR
IN
13
OUT
1300
0
0
DDM
.4
30
.4
DDM
3000
.8
.8
14
25
24
23
22
21
20
19
18
17
16
15
00920001
33
34
NAV TONE
OUT
35
SIG GEN
DEMOD
PWR MON
DEMOD
F1
1.0A @ 110VAC
0.5A @ 220VAC
TYPE F
115
0
23
F2
S
38
37
36
00920002
NAV-402A-3 Front and Rear Panels
Figure 2
1-2-2
Page 1
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
CONTROLS, CONNECTORS AND INDICATORS
IN NUMERIC ORDER
CONTROLS, CONNECTORS AND INDICATORS
IN ALPHABETICAL ORDER
MONITOR Meter
MONITOR METER FUNCTION Switch
LOC DDM Control
DIGITAL Display
FREQUENCY MODE Switch
G/S DDM Control
CRYSTAL HI/LO Switch
COUNTER MODE Switch
METER BEARING CENTER Adjust
VAR FREQ Controls
TUNE Indicator
TUNE Control
OUTPUT ATTENUATOR Control
FINE TUNE Switch
RF OUT Connector
COM XMTR IN Connector
AVG/PEAK LOC XMTR ON Switch
90/150 Hz VAR PHASE (φ) Switch
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
30 Hz VAR LEVEL Control
90/150 Hz VAR PHASE (φ) Switch
26
18
25
38
17
16
8
7
4
14
5
36
19
6
20
23
3
27
G/S CENTER Adjust
G/S VAR DDM Control
TONE SELECT Switch
MOD IN/EXT FREQ CTR IN Connector
LOC CENTER Adjust
LOC VAR DDM/DDM SWEEP AMPLITUDE
Control
9.96 kHz REF LEVEL Control
30 Hz VAR LEVEL Control
LOC DDM SWEEP Switch
PWR/BAT Switch
MASTER MOD LEVEL Control
POWER ON Indicator
VOR BRG SELECT Switches
VOR BRG TO/FROM Switch
NAV TONE OUT Connector
SIG GEN DEMOD Connector
PWR MON DEMOD Connector
FUSES
VOLTAGE SELECT Switch
AC IN Connector
19
20
21
22
23
9.96 kHz REF LEVEL Control
AC IN Connector
AVG/PEAK LOC XMTR ON Switch
COM XMTR IN Connector
COUNTER MODE Switch
CRYSTAL HI/LO Switch
DIGITAL Display
FINE TUNE Switch
FREQUENCY MODE Switch
FUSES
G/S CENTER Adjust
G/S DDM Control
G/S VAR DDM Control
LOC CENTER Adjust
LOC DDM Control
LOC DDM SWEEP Switch
LOC VAR DDM/DDM SWEEP AMPLITUDE
Control
MASTER MOD LEVEL Control
METER BEARING CENTER Adjust
MOD IN/EXT FREQ CTR IN Connector
MONITOR Meter
MONITOR METER FUNCTION Switch
NAV TONE OUT Connector
OUTPUT ATTENUATOR Control
POWER ON Indicator
PWR/BAT Switch
PWR MON DEMOD Connector
RF OUT Connector
SIG GEN DEMOD Connector
TONE SELECT Switch
TUNE Control
TUNE Indicator
VAR FREQ Controls
VOLTAGE SELECT Switch
VOR BRG SELECT Switches
VOR BRG TO/FROM Switch
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
24
29
9
22
1
2
33
13
30
28
35
15
34
21
12
11
10
37
31
32
1-2-2
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
2.1 FRONT PANEL
Refer to 1-2-2, Figure 2.
ITEM
1.
DESCRIPTION
MONITOR Meter
ITEM
3.
Provides, according to MONITOR METER
F U N C T I O N S w i t ch se l e ct i o n , a n a l o g
indication of COM Transmitter RF power,
Signal Generator RF level, Battery
vo l t a g e , p e r c e n t m o d u l a t i o n o f S i g n a l
Generator or VOR bearing errors at 90°.
2.
The 150 ~ or 90 ~ position deletes the
o p p o s i t e t o n e ( 9 0 o r 1 5 0 H z ) a n d se t s
t h e s e l e c t e d t o n e ( 1 5 0 o r 9 0 H z) t o t h e
same level as the on course value
( 2 0 % ) f o r a f l a g t e st .
Selects MONITOR Meter function:
1 0 W s e l e c t s 0 t o 1 0 W a t t sca l e
(bottom scale) to measure COM
Transmitter RF power.
O
100W selects 0 to 100 Watt scale
( b o t t o m s c a l e X 1 0 ) t o m e a su r e C O M
Transmitter RF power.
O
RF indicates best Signal Generator
RF level by adjusting TUNE Control
w i t h F I N E T U N E S w i t c h p r e sse d t o
se t M O N I T O R M e t e r t o ce n t e r sca l e .
O
O
NOTE:
O
100% selects 0 to 100% scale to
measure modulation level of Signal
Generator.
O
B R G c h e c k s V O R Ge n e r a t o r a t 9 0 ° .
Center of the band indicates 0°
bearing error. Left or right meter
scale limit indicates bearing errors of
±0.5%.
Setting the G/S DDM Control to
t h e s a m e 1 5 0 ~ o r 9 0 ~ p o si t i o n
w h e n u s i n g t h e L o c a l i ze r
f u n c t i o n d e l e t e s t h e se l e ct e d
Localizer tone.
Setting the LOC DDM Control to 150 ~
a n d t h e G / S D D M C o n t r o l t o 9 0 ~ o r vi ce
v e r s a p r o v i d e s c o n t i n u o u s w a ve
operation.
B A T s e l e c t s 0 t o 3 0 % s c a l e i n vo l t s
t o i n d i c a t e i n t e r n a l B a t t e r y vo l t a g e .
A ≥15 V reading indicates a fully
charged Battery. A <12 V reading
i n d i c a t e s a d i s c h a r g e d B a t t e r y.
30% selects 0 to 30% scale to
measure modulation level of Signal
Generator.
LOC DDM Control
S e l e c t s a m o u n t o f L O C p o i n t e r d e vi a t i o n
o f a n I L S I n d i ca t o r u n d e r t e st .
C a l i b r a t i o n s i n D D M r e p r e s e n t , st a n d a r d
deflection (.093), full scale (.155) and
greater than full scale deflections (.200).
Clockwise rotation provides upward
deflection.
MONITOR METER FUNCTION Switch
O
DESCRIPTION
The p position allows the LOC VAR
DDM/DDM SWEEP AMPLITUDE Control
t o s e t c o n t i n u o u s l y d e v i a t e d d e f l e ct i o n .
4.
D I G I T A L D i sp l a y
P r o v i d e s d i g i t a l r e a d o u t o f s e l e ct e d V O R
bearing, internal Signal Generator
f r e q u e n c y , e x t e r n a l s i g n a l f r e q u e n cy o r
C O M T r a n sm i t t e r f r e q u e n cy. T h e
C O U N T E R M O D E S w i t ch d e t e r m i n e s
displayed function.
1-2-2
Page 3
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
ITEM
5.
DESCRIPTION
FREQUENCY MODE Switch
ITEM
7.
S e l e ct s f r e q u e n c y b a n d t o b e u s e d :
M a r ke r ( M K R ) , V O R , L o c a l i z e r ( L O C ) ,
Glide Slope (G/S) or COMM. Each band
e xce p t C O M h a s t w o p o s i t i o n s ; o n e w i t h
a f i xe d f r e q u e n c y ( F I X E D ) a n d t h e o t h e r
w i t h a va r i a b l e f r e q u e n c y ( V A R ) . T h e
COM band has three positions; one with
a f i xe d f r e q u e n c y ( F I X E D ) a n d t w o w i t h
va r i a b l e f r e q u e n c i e s ( C O M 2 5 k H z a n d
COM 8.33kHz).
6.
8.
Setting the LOC DDM Control to
the same 90 ~ or 150 ~ position
w h e n u si n g t h e G l i d e S l o p e
function deletes the selected
Glide Slope tone.
Setting the G/S DDM Control to 90 ~ and
the LOC DDM Control to 150 ~ or vice
versa provides continuous wave (CW)
operation.
The p position allows the G/S VAR DDM
C o n t r o l t o se t c o n t i n u o u s l y d e v i a t e d
deflection.
COUNTER MODE Switch
Selects signal source to be counted and
shown on the DIGITAL Display:
The 90 ~ or 150 ~ position deletes the
opposite tone (150 or 90 Hz) and sets
the selected tone (90 or 150 Hz) to the
sa m e l e ve l a s t h e o n co u r se va l u e ( 4 0 % )
for a flag test.
NOTE:
CRYSTAL HI/LO Switch
S e l e c t s h i g h ( H I ) o r l o w ( L O ) f i xe d
frequencies in G/S FIXED or VOR FIXED
modes as selected by the FREQUENCY
M O D E S w i t ch . T h e C R Y S T A L H I / L O
Switch also applies modulation to the
a p p r o p r i a t e L o ca l i ze r T r a n sm i t t e r
f r e q u e n cy w h e n F R E Q U E N C Y M O D E
S w i t ch i s se t t o G / S F I X E D . T h e T e st
S e t p a i r s L o ca l i ze r T r a n sm i t t e r
frequencies with G/S fixed frequencies
w h e n A V G / P E A K L O C X M T R O N S w i t ch
i s se t t o P E A K L O C .
G/S DDM Control
Selects amount of G/S pointer deviation
of an ILS Indicator under test.
Calibrations in DDM represent standard
deflection (.091), full scale (.175) and
greater than full scale deflections (.400).
C l o ckw i se r o t a t i o n p r o v i d e s u p w a r d
deflection.
DESCRIPTION
9.
O
GEN measures and display internal
S i g n a l G e n e r a t o r f r e q u e n cy.
O
H Z ( 1 H z r e so l u t i o n ) , k H Z ( 1 0 H z
r e so l u t i o n ) , K H Z ( 1 0 0 H z r e so l u t i o n )
a n d M H Z ( 1 kH z r e so l u t i o n ) m e a su r e s
a n d d i sp l a ys C O M T r a n sm i t t e r
f r e q u e n cy co n n e ct e d t o C O M X M T R
I N C o n n e ct o r o r e xt e r n a l si g n a l
f r e q u e n cy co n n e ct e d t o M O D I N / E X T
F R E Q C T R I N C o n n e ct o r .
O
BRG measures and displays digital
b e a r i n g ci r cu i t o u t p u t t o ve r i f y
b e a r i n g se t b y V O R B R G S E L E C T
S w i t ch e s. I n t h e B R G p o s i t i o n , t h e
b e a r i n g m o n i t o r ci r cu i t s a l so ch e ck
V O R m o d u l a t i o n f o r co r r e ct o p e r a t i o n
at 90°.
METER BEARING CENTER Adjust
U se d t o ce n t e r t h e M O N I T O R M e t e r w h e n
the MONITOR METER FUNCTION Switch
i s se t t o B R G a n d t h e C O U N T E R M O D E
Switch is set to any position except BRG.
T h e M E T E R B E A R I N G C E N T E R A d j u st
sets a reference level in the internal
bear ing check oper ation.
1-2-2
Page 4
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
ITEM
DESCRIPTION
10. VAR FREQ Controls
Coarse and fine controls manually
ch a n n e l s w e e p t h e i n t e r n a l S i g n a l
Generator frequency when the
FREQUENCY MODE Switch is in a VAR
p o si t i o n . C l o c k w i s e r o t a t i o n i n c r e a s e s
the frequency.
11. TUNE Indicator
Indicates a tuned Signal Generator.
The TUNE Indicator stops illuminating
when the Signal Generator is within the
fine tune range.
12. TUNE Control
NOTE:
For maximum accuracy, the
TUNE Control should be
a d j u s t e d p r i o r t o a n y r e ce i ve r
tests.
Adjusts the Signal Generator for optimum
tuning. The TUNE Control requires
readjustment when:
O
Selecting a different frequency band
with the FREQUENCY MODE Switch.
O
A d j u st i n g V A R F R E Q C o n t r o l s t o
change frequency more than a few
MHz in any one band.
O
Setting or changing the OUTPUT
ATTENUATOR Control.
13. OUTPUT ATTENUATOR Control
Adjusts the Signal Generator output level
at the RF OUT Connector into a 50 Ω
load. The attenuator dial is calibrated in
-dBm (dB below 1 mW). The dial is
a c c u r a t e b e l o w - 3 0 d B m . A n o t h e r ch a r t
(also included with the Test Set)
co n v e r t s - d B m t o s o f t µ V .
NOTE:
ITEM
DESCRIPTION
1 5 . R F O U T C o n n e ct o r
Provides the attenuated Signal Generator
o u t p u t t o U U T . T h e co n n e ct e d U U T
should provide a 50 Ω termination to the
R F O U T C o n n e ct o r .
NOTE:
The RF OUT Connector is diode
protected against an
accidentally keyed COM
T r a n sm i t t e r .
1 6 . C O M X M T R I N C o n n e ct o r
CAUTION:
MAXIMUM INPUT SHOULD
STAY WITHIN LIMITS
DEFINED IN
1-3-1, TABLE 2, INPUT
POWER VERSUS TIME
LIMITS.
Provides an input to the MONITOR
M e t e r . A l l o w s f o r p o w e r a n d f r e q u e n cy
measurements when connected to a COM
Transmitter using a 50 Ω cable.
When the MONITOR METER FUNCTION
S w i t ch i s se t t o 1 0 W o r 1 0 0 W , t h e
MONITOR METER indicates COM
T r a n sm i t t e r p o w e r , e i t h e r p e a k
( A V G / P E A K L O C X M T R O N S w i t ch se t t o
P E A K L O C ) o r a ve r a g e ( A V G / P E A K L O C
X M T R O N S w i t ch se t t o A V G ) . T h e T e st
S e t co n n e ct s a n i n t e r n a l 2 5 d B
a t t e n u a t o r i n se r i e s w i t h t h e p o w e r
m o n i t o r ci r cu i t .
W h e n t h e C O U N T E R M O D E S w i t ch i s se t
to HZ, KHZ, KHZ or MHZ, the DIGITAL
D i s p l a y i n d i c a t e s C O M T r a n sm i t t e r
frequency.
Soft µV are µV measured with
50 Ω loading. Hard µV are µV
measured through a 6 dB
attenuator, into a 50 Ω load.
14. FINE TUNE SwitchThis switch fine tunes
the Signal Generator output when the
T U N E I n d i ca t o r st o p s i l l u m i n a t i n g ( si g n a l
within tune range). With the FINE TUNE
Switch pressed, the TUNE Control tunes
the signal for minimum deflection from 0
( ze r o ) o n t h e M O N I T O R M e t e r .
1-2-2
Page 5
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
ITEM
DESCRIPTION
1 7 . A V G / P E A K L O C X M T R O N S w i t ch
S e l e ct s p o w e r m e t e r f u n c t i o n d i s p l a y e d
on MONITOR Meter when MONITOR
METER FUNCTION Switch is set to 10W
or 100W:
O
O
PEAK sets the MONITOR Meter to
d i sp l a y p e a k p o w e r a m p l i t u d e o f a
COM Transmitter with modulation
applied. PEAK also provides
Localizer Transmitter output
si m u l t a n e o u s l y w i t h t h e G l i d e S l o p e
signal when the FREQUENCY MODE
S w i t ch i s s e t t o G / S F I X E D ( f o r
checking Autopilots or Course
Computers).
A V G se t s t h e M O N I T O R M e t e r f o r
d i sp l a yi n g t h e a v e r a g e R F p o w e r o f a
COM Transmitter and disregards
p o w e r ch a n g e s d u e t o p r o p e r
modulation.
ITEM
DESCRIPTION
1 9 . G / S C E N T E R A d j u st
Varies the amplitude of the 90 Hz tone
a n d co n t r o l s e xa ct co u r se ce n t e r i n g f o r
Glide Slope modulation.
20. G/S VAR DDM Control
Continuously varies G/S pointer
d e f l e ct i o n f r o m co u n t e r cl o ckw i se ( ccw )
0.8 DDM (down) through 0 DDM to
c l o c k w i se ( cw ) 0 . 8 D D M ( u p ) . S e t t i n g t h e
G / S D D M C o n t r o l t o p a ct i va t e s t h e G / S
VAR DDM Control.
2 1 . T O N E S E L E C T S w i t ch
Selects modulation input to the internal
Signal Generator or input to the internal
digital Counter:
O
C T R I N co n n e ct s t h e M O D I N / E X T
F R E Q C T R I N C o n n e ct o r i n p u t t o t h e
C o u n t e r , a ct i ve w i t h C O U N T E R
M O D E S w i t ch se t t o H Z , K H Z , K H Z o r
MHZ.
O
MOD IN applies the MOD IN/EXT
F R E Q C T R I N C o n n e ct o r m o d u l a t i o n
to the Signal Generator.
O
1020 applies 1020 Hz modulation to
t h e f r e q u e n cy b a n d ( e xce p t G / S ) se t
by FREQUENCY MODE Switch.
O
400 applies 400 Hz modulation to the
f r e q u e n cy b a n d ( e xce p t G / S ) se t b y
FREQUENCY MODE Switch.
O
1300 applies 1300 Hz modulation to
t h e f r e q u e n cy b a n d ( e xce p t G / S ) se t
by FREQUENCY MODE Switch.
O
3000 applies 3000 Hz modulation to
t h e f r e q u e n cy b a n d ( e xce p t G / S ) se t
by FREQUENCY MODE Switch.
18. 90/150 Hz VAR PHASE (φ) Switch
Varies the phase (φ) of the 150 Hz tone
relative to the 90 Hz tone. Normally, the
90 and 150 Hz tones, used in Glide
Slope and Localizer simulations, are
l o cke d i n p h a s e t o g e t h e r . A d j u s t i n g t h e
VOR BRG SELECT Switches while
pressing the 90/150 Hz VAR PHASE (φ)
Switch, changes phase relationship. If
t h e V O R B R G S E L E C T S w i t c h e s a r e se t
to 000.0, pressing the 90/150 Hz VAR
PHASE (φ) Switch produces no change in
p h a s e . E a ch 1 ° s t e p s e l e c t e d o n t h e
VOR BRG SELECT Switches shifts the
150 Hz tone 5° relative to the 90 Hz
tone. The 90 Hz tone always remains
co n st a n t i n p h a s e r e l a t i v e t o t h e 0 0 0 . 0
s e t o n t h e V O R B R G S E L E C T S w i t c h e s.
Setting the VOR BRG SELECT Switches
to 024.0 (24° VOR bearing) with the
90/150 Hz VAR PHASE (φ) Switch
p r e sse d p u t s t h e 9 0 a n d 1 5 0 H z t o n e s i n
original phase relationship. Setting the
VOR BRG SELECT Switches to 012.0
(12° VOR bearing) with the 90/150 Hz
VAR PHASE (φ) Switch pressed, places
the amplitude summation of the 90 and
150 Hz tones at maximum magnitude.
2 2 . M O D I N / E X T F R E Q C T R I N C o n n e ct o r
Provides an input for external modulation
to the internal Signal Generator or a 1 to
300 MHz signal to the internal digital
Counter as selected by the TONE
S E L E C T S w i t ch .
1-2-2
Page 6
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
ITEM
DESCRIPTION
23. LOC CENTER Adjust
Varies the amplitude of the 90 Hz tone
and controls exact course centering for
L o ca l i z e r m o d u l a t i o n .
ITEM
DESCRIPTION
27. LOC DDM SWEEP Switch (cont)
O
24. LOC VAR DDM/DDM SWEEP AMPLITUDE
Control
Controls variable Localizer DDM/DDM
sweep amplitude when the LOC DDM
Control is set to p and according to LOC
DDM SWEEP Switch setting:
O
L O C D D M S W E E P S w i t c h se t t o O .
Continuously varies LOC pointer
deflection from ccw 0.4 DDM (left)
through 0 DDM to cw 0.4 DDM (right).
O
LOC DDM SWEEP Switch set to AL,
S or AR.
Sets the maximum DDM
deflection/sweep amplitude from 0 to
30 µA (±0.0155 DDM) for an
automatic LOC DDM sweep.
2 8 . P W R / B A T S w i t ch
Two position switch controls power to the
T e st S e t :
O
P W R co n n e ct s T e st S e t t o a c l i n e
p o w e r co n n e ct e d t o A C I N C o n n e ct o r .
O
B A T c o n n e c t s o r d i s c o n n e ct s T e st
S e t f r o m i n t e r n a l B a t t e r y. C o n n e ct i n g
t h e T e st S e t t o t h e B a t t e r y a ct i va t e s
a n i n t e r n a l b a t t e r y t i m e r . T e st S e t
operation disconnects from the
i n t e r n a l B a t t e r y a f t e r r e a ch i n g t h e
internal battery timer limit (≈6 to
1 0 m i n u t e s) o r b y p r e ssi n g t h e
P W R / B A T S w i t ch t o B A T t o
disconnect.
25. 9.96 kHz REF LEVEL Control
Adjusts modulation percentage of the
9.96 kHz VAR tone (part of VOR
composite signal) from 0 to 30%. The
9 . 9 6 k H z V A R L E V E L C o n t r o l ( o u t si d e
larger knob) reaches 30% when turned
past 30 to the stop.
26. 30 Hz VAR LEVEL Control
Adjusts modulation percentage of the
3 0 H z V A R t o n e ( p a r t o f V O R co m p o si t e
signal) from 0 to 30%. The 30 Hz VAR
L E V E L C o n t r o l ( i n s i d e s m a l l e r kn o b )
reaches 30% when turned past 30 to the
st o p .
27. LOC DDM SWEEP Switch
Sets the Localizer sweep mode:
O
O allows manual sweep or variable
DDM adjusted by LOC VAR DDM/DDM
SWEEP AMPLITUDE Control.
O
AR (arm right) or AL (arm left)
initializes internal sweep circuit to
0 DDM and determines initial sweep
direction prior to selecting sweep
mode (S).
S i n i t i a t e s a u t o m a t i c L O C D D M sw e e p
b e g i n n i n g a t 0 D D M a n d d e f l e ct i n g t o
the direction according to the prior
a r m i n g se t t i n g ( A R o r A L ) . T h e
s w e e p c o n t i n u e s t o t h e m a xi m u m
pointer deflection determined by the
LOC VAR DDM/DDM SWEEP
A M P L I T U D E C o n t r o l se t t i n g . T h e
sweep reverses and continues to the
maximum pointer deflection in the
other direction. The sweep is
sym m e t r i ca l r e l a t i ve t o 0 D D M .
29. MASTER MOD LEVEL Control
Controls modulation level of all
modulating tones:
O
C A L ( d e t e n t ) p o si t i o n ( f u l l y ccw ) f i xe s
m o d u l a t i o n l e v e l s o f e a c h t yp e o f
signal to normal values; 20% for
LOC, 30% for VOR and COMM, 40%
for G/S and 95% for MKR.
O
Other than CAL, adjusts modulation
levels of each type of signal from 3%
to 35% for LOC, 55% for VOR and
COMM, 75% for G/S and 96% for G/S.
1-2-2
Page 7
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
2.2 REAR PANEL
Refer to 1-2-2, Figure 2.
ITEM
DESCRIPTION
30. POWER ON Indicator
Illuminates when applying ac or battery
power to the Test Set.
31. VOR BRG SELECT Switches
Four thumbwheel switches select the
VOR bearing, in degrees, simulated by
the Test Set. Valid range is 0° to 360.0°.
32. VOR BRG TO/FROM Switch
Changes VOR bearing selected by VOR
BRG SELECT Switches to reciprocal
bearing for flag tests, etc.
ITEM
DESCRIPTION
3 3 . N A V T O N E O U T C o n n e ct o r
P r o vi d e s a u d i o o u t p u t t o t e st V O R
b e a r i n g ci r cu i t s o r d e vi a t i o n ci r cu i t s o f
Localizer and Glide Slope Navigational
R e ce i ve r s. T h e M A S T E R M O D L E V E L
Control varies the output level ≈0 to
7 Vp-p into 1000 Ω. The NAV TONE OUT
Connector also provides access to the
audio modulation of the Marker and COM
signals by connecting internally to the
T e st S e t M o d u l a t o r .
34. SIG GEN DEMOD Connector
Provides demodulated output of the
internal Signal Generator. The output,
u s e d f o r m o n i t o r i n g T e s t S e t c a p a b i l i t y,
ca n f e e d V O R a n d I L S C o n ve r t e r s. I f t h e
available output voltage is adequate and
the ≈+4.25 Vdc component is acceptable,
the output can drive a Converter.
3 5 . P W R M O N D E M O D C o n n e ct o r
Provides access to the demodulated
o u t p u t o f a C O M T r a n sm i t t e r co n n e ct e d
t o t h e C O M X M T R I N C o n n e ct o r . T h e
output can be used to display modulation
on an oscilloscope or listen to
modulation through an external amplifier.
36. FUSES
F u se s i n p u t p o w e r t o t h e T e st S e t . R e f e r
t o T a b l e 1 - 2 - 1 , T a b l e 1 f o r co r r e ct f u se
size and type.
37. VOLTAGE SELECT Switch
S e l e ct s 1 1 5 o r 2 3 0 V A C t o m a t ch i n p u t
ac power.
3 8 . A C I N C o n n e ct o r
P r o vi d e s i n p u t f o r e xt e r n a l a c p o w e r .
Refer to para 1-2-1.5 for Power
Requirements.
1-2-2
Page 8
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
3. GENERAL OPERATING PROCEDURES
3.1 GENERAL
3.3 OPERATION CAUTIONS
T h i s se ct i o n c o n t a i n s o p e r a t i n g i n s t r u c t i o n s f o r
t h e N A V - 4 0 2 A P - 3 . T h e o p e r a t i n g i n st r u ct i o n s
co n t a i n g e n e r a l p r o c e d u r e s , i d e n t i f y i n g t h e
c o n t r o l s , co n n e c t o r s , i n d i c a t o r s u s e d f o r t h e
i n d i vi d u a l t e s t f u n c t i o n s . F o r s p e c i f i c U n i t
Under Test (UUT) Procedures, refer to the
appropriate UUT Manual.
T h e N A V - 4 0 2 A P - 3 m u st b e u se d i n t h e
following frequency fixed modes during ramp
use:
CAUTION:
WHEN OPERATING THE TEST
SET IN A VERTICAL POSITION,
REMOVE THE LID TO PREVENT
THE TEST SET FROM TIPPING
OVER.
Refer to 1-2-2, Figure 2 for location of
controls, connectors and indicators.
3.2 SIGNALS SIMULATED
T h e N A V - 4 0 2 A P - 3 i s a b e n c h a n d r a m p t e st
instrument for MARKER, VOR, ILS and COM
equipment.
T h e N A V - 4 0 2 A P - 3 s i m u l a t e s M A R K E R si g n a l s
w i t h I n n e r ( 3 0 0 0 H z ) , M i d d l e ( 1 3 0 0 H z) a n d
Outer (400 Hz) tones.
VOR Ground Station signals are simulated by
a n R F si g n a l m o d u l a t e d b y a 3 0 H z r e f e r e n c e
signal, a variable 30 Hz signal and a 9960 Hz
si g n a l .
L o ca l i ze r ( L O C ) s i g n a l s a r e s i m u l a t e d b y
modulating RF with 90 and 150 Hz tones.
Glide Slope (G/S) signals are simulated by
modulating RF with 90 and 150 Hz tones.
COM signals are simulated by modulating RF
with the 400, 1300 or 3000 Hz MARKER tones
o r t h e 1 0 2 0 H z I D E N T t o n e . I D E N T ca n a l so
b e a p p l i e d t o M A R K E R , V O R o r L o c a l i ze r
signals.
O
COM
O
G/S
O
LOC
O
VOR
3.4 RAMP OPERATION
W i t h t h e e xce p t i o n o f M a r ke r B e a co n , m o st
N A V C O M s y s t e m s o f a t yp i c a l a vi o n i c s
p a c k a g e c a n b e c h e c k e d w h e n t h e T e st S e t i s
p l a c e d i n a v e r t i c a l p o s i t i o n i n t h e c o ckp i t .
The antenna is extended vertically 2-3 ft. With
t h e a n t e n n a o n t h e R F O u t p u t C o n n e ct o r , t h e
VOR, LOC and G/S modes of NAV COM
Receivers can be checked and indicators
operated through the limits. The COM
Receiver can also be operated, modulating the
T e st S e t w i t h e i t h e r t h e 4 0 0 , 1 3 0 0 o r 3 0 0 H z
tones or the 1020 Hz IDENT tone.
On some installations, the Marker Antenna is
l o ca t e d f a r a f t o n t h e f u se l a g e . W h e n t h i s
occurs, and receiver sensitivity is low (-35 to 4 5 d B m ) , t h e T e st S e t si t u a t e d i n t h e co ckp i t
radiates RF insufficient to operate the
Receiver. Moving the Test Set outside the
aircraft normally provides more than enough
si g n a l st r e n g t h t o co m p l e t e l y ch e ck M a r ke r
audio and lights.
T o ch e ck C O M T r a n sm i t t e r f r e q u e n ci e s f r o m
t h e co ckp i t , co n n e ct t h e C O M T r a n sm i t t e r
o u t p u t t o t h e C O M T r a n sm i t t e r I n p u t C o n n e ct o r
a n d se l e ct M H z o n t h e C O U N T E R M O D E
S w i t ch . T h e T e st S e t r e a d s o u t t h e C O M
T r a n sm i t t e r f r e q u e n cy w h e n t h e C O M
T r a n sm i t t e r i s ke ye d .
1-2-3
Page 1
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
3.5 BENCH OPERATION
B e n ch t e st i n g d i ct a t e s t h e u s e o f d i r e c t c o a x i a l
ca b l e co n n e ct i o n s b e t w e e n t h e T e s t S e t a n d
UUT. The Attenuator Dial readout is the RF
l e ve l i n d B m p r e se n t a t t h e R F O U T C o n n e ct o r
into 50 Ω. To conduct accurate sensitivity
m e a su r e m e n t s, t h e l o ss i n d B m o f t h e
co n n e c t i n g c o a x i a l ca b l e s m u s t b e kn o w n .
CAUTION:
MOST COM RECEIVER
ANTENNA CONNECTORS ARE
ALSO USED FOR THE COM
TRANSMITTER CONNECTOR.
THE TRANSMITTER SHOULD BE
KEYED ONLY WHEN THE COM
ANTENNA CONNECTOR IS
DISCONNECTED FROM THE
TEST SET RF OUT
CONNECTOR. DAMAGE TO THE
ATTENUATOR AND SIGNAL
GENERATOR SYSTEM MAY
RESULT.
3.8 OPERATE LOC AND G/S
SIMULTANEOUSLY
To operate the LOC and G/S outputs
simultaneously:
O
A d j u st a l l co n t r o l s f o r n o r m a l G / S o p e r a t i o n
( G / S F I X E D m o d e , o n l y) . T h e O u t p u t
A t t e n u a t o r va r i e s t h e R F l e ve l o f t h e G / S
si g n a l , a n d G / S D D M co n t r o l s va r y t h e D D M
o f t h e G / S si g n a l .
O
Select LOC with the AVG/PEAK LOC XMTR
O N S w i t ch t o a ct i va t e a se p a r a t e L o ca l i ze r
g e n e r a t o r i n t h e T e st S e t . T h i s g e n e r a t o r
o u t p u t i s co m b i n e d w i t h t h e G / S o u t p u t a t
t h e R F O u t p u t C o n n e c t o r a t t h e f i x e d l e ve l
o f - 1 8 d B m ( a p p r o x. ) . L O C D D M C o n t r o l s
vary the DDM of the Localizer signal.
3.6 COUNTER OPERATION
W i t h t h e T O N E S E L E C T S w i t ch i n t h e C T R I N
p o si t i o n , t h e T e st S e t C o u n t e r m a y b e u t i l i ze d
as a general utility Counter. Frequencies from
1 t o 3 0 0 M H z ca n b e m e a s u r e d . T h e C o u n t e r
M o d e S w i t ch ca n b e u s e d i n a n y o f t h e f o u r
time base positions: Hz, kHz, KHz or MHz.
3.7 BATTERY PARAMETERS
The battery permits completely portable ramp
operation for up to two hours.
In battery operation, an automatic timer turns
the Test Set OFF after 6 to 10 minutes. The
T e st S e t c a n b e r e c y c l e d b y p r e s s i n g t h e
PWR/BAT Switch to the BAT position.
With the MONITOR METER FUNCTION switch
in the BAT position, the MONITOR meter 0 to
30% scale displays battery voltage. Normal
b a t t e r y ch a r g e d co n d i t i o n i s i n d i c a t e d a s ≥ 1 5 V
or greater. Battery voltage <12.5 V indicates a
d i sch a r g e d b a t t e r y . A n a u t o m a t i c l o w v o l t a g e
cu t o f f c i r c u i t t u r n s t h e T e s t S e t O F F w h e n t h e
battery voltage drops under 12.5 V.
NOTE:
If the Test Set is used only for bench
operation, the battery can lose
st o r a g e a b i l i t y. T h e T e st S e t sh o u l d
be periodically operated on battery
power to allow the battery to partially
d i sch a r g e .
1-2-3
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
3.9 MARKER OPERATION
(TYPICAL CONTROL SETTINGS)
STEP
1.
PROCEDURE
MONITOR METER FUNCTION Switch
RF to verify proper leveling of internal
Signal Generator on the MONITOR
Meter.
100% to verify 95% modulation of Signal
Generator on the MONITOR Meter.
2.
STEP
PROCEDURE
1 0 . P W R / B A T S w i t ch
PWR to use external ac line power
t h r o u g h t h e A C I N C o n n e ct o r .
BAT to initiate operation using internal
b a t t e r y.
FREQUENCY MODE Switch
MKR FIXED is mandatory in ramp
operation and is used on bench for
s t a n d a r d M a r k e r c e n t e r f r e q u e n cy.
MKR VAR Set VAR FREQ Controls to
se l e c t t h e d e s i r e d c h a n n e l i n 2 5 k H z
steps.
3.
COUNTER MODE Switch
GEN to read out the Signal Generator
frequency on the DIGITAL Display when
o p e r a t i n g i n f i x e d ( F I X E D ) o r va r i a b l e
(VAR) modes.
4.
TUNE Control
Adjust until TUNE Indicator stops
illuminating, indicating Signal Generator
is in the fine tune range.
5.
FINE TUNE Switch
Press and adjust TUNE Control until
M O N I T O R M e t e r i n d i c a t e s l e a st
deflection from left.
6.
OUTPUT ATTENUATOR Control
Use as needed to establish Receiver
s e n s i t i vi t i e s.
7.
RF OUT Connector
Connect to Receiver Antenna Connector,
or attach Antenna in ramp operation.
8.
TONE SELECT Switch
Select desired tone: 1020 (Ident tone),
400, 1300 or 3000 Hz.
9.
MASTER MOD LEVEL Control
Set to CAL for 95% or variable from 3%
to 96%.
1-2-3
Page 3
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
3.10 VOR OPERATION
(TYPICAL CONTROL SETTINGS)
STEP
1.
PROCEDURE
MONITOR METER FUNCTION Switch
RF to verify proper leveling of internal
Signal Generator on the MONITOR
Meter.
30% or 100% to verify or set 30%
modulation of each VOR modulating
tone.
B R G t o ve r i f y o p e r a t i o n o f b e a r i n g s i g n a l
at 90° (internally).
2.
COUNTER MODE Switch
GEN to read out the Signal Generator
f r e q u e n cy o n t h e D I G I T A L D i s p l a y w h e n
operating in fixed (FIXED) or variable
(VAR) modes.
3.
4.
FREQUENCY MODE Switch
9.
PROCEDURE
30 Hz VAR LEVEL Control
Vary the 30 Hz modulation level from 0%
to 30%.
1 0 . 9 . 9 6 kH z R E F L E V E L C o n t r o l
Vary the 9.96 kHz modulation level from
0% to 30%.
11. MASTER MOD LEVEL Control
S e t t o C A L f o r 3 0 % f o r e a ch V O R t o n e o r
va r i a b l e f r o m 3 % t o 5 5 % f o r e a ch V O R
tone.
1 2 . P W R / B A T S w i t ch
PWR to use external ac line power
t h r o u g h t h e A C I N C o n n e ct o r .
BAT to initiate operation using internal
B a t t e r y.
VOR FIXED is mandatory in ramp
operation and is used on bench for a
f i xe d ch a n n e l c e n t e r f r e q u e n c y .
13. VOR BRG SELECT Switches
VOR VAR to check all channel bench
operation. Set VAR FREQ Controls to
se l e ct t h e d e s i r e d c h a n n e l i n 2 5 k H z
steps.
14. VOR BRG TO/FROM Switch
TUNE Control
Adjust until TUNE Indicator stops
illuminating, indicating Signal Generator
is in the fine tune range.
5.
STEP
FINE TUNE Switch
S e t t o d e si r e d b e a r i n g f o r r a d i a l t e st i n g
and alignment.
Set to obtain reciprocals of selected
b e a r i n g s f o r I n d i ca t o r f l a g t e st s.
15. CRYSTAL HI/LO Switch (FREQUENCY
M O D E S w i t ch se t t o V O R F I X E D )
HI for 112.8 MHz RF output.
LO for 108 MHz RF output.
P r e ss a n d a d j u s t T U N E C o n t r o l u n t i l
MONITOR Meter indicates least
deflection from left.
6.
OUTPUT ATTENUATOR Control
Use as needed to establish Receiver
s e n s i t i v i t i e s.
7.
RF OUT Connector
Connect to Receiver Antenna Connector,
or attach Antenna in ramp operation.
8.
TONE SELECT Switch
Select desired tone: 1020 (Ident tone),
400, 1300 or 3000 Hz.
1-2-3
Page 4
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
3.11 LOCALIZER OPERATION
(TYPICAL CONTROL SETTINGS)
STEP
1.
PROCEDURE
MONITOR METER FUNCTION Switch
RF to verify proper leveling of internal
Signal Generator on the MONITOR
Meter.
30% to verify or set 20% modulation of
e a ch m o d u l a t i n g t o n e a n d s e t c o u r s e
centering on the MONITOR Meter.
2.
COUNTER MODE Switch
GEN to read out the Signal Generator
frequency on the DIGITAL Display when
o p e r a t i n g i n f i x e d ( F I X E D ) o r va r i a b l e
(VAR) modes.
3.
FREQUENCY MODE Switch
LOC FIXED is mandatory in ramp
operation and is used on bench for a
f i xe d c h a n n e l c e n t e r f r e q u e n c y .
LOC VAR to check all channel bench
operation. Set VAR FREQ Controls to
se l e c t t h e d e s i r e d c h a n n e l i n
2 5 k H z s t e p s.
4.
TUNE Control
Adjust until TUNE Indicator stops
illuminating, indicating Signal Generator
is in the fine tune range.
5.
STEP
9.
PROCEDURE
LOC DDM Control
Use steps for precise amounts of
deflection and flag tests.
10. LOC DDM/DDM SWEEP AMPLITUDE
Control
U se t o ch e ck A u t o - p i l o t S e r vo s, m e t e r
st i cki n e ss, e t c. o r t o se t D D M sw e e p
amplitude.
11. LOC DDM SWEEP Switch
Use to select initial direction of DDM
sweep.
12. MASTER MOD LEVEL Control
S e t t o C A L f o r 2 0 % e a c h c o u r se t o n e a n d
3 0 % a u d i o t o n e o r va r i a b l e f r o m 3 % t o
35% each course tone and 3% to 55%
audio tone.
1 3 . P W R / B A T S w i t ch
PWR to use external ac line power
t h r o u g h t h e A C I N C o n n e ct o r .
BAT to initiate operation using internal
Battery power.
FINE TUNE switch
Press and adjust TUNE Control until
M O N I T O R M e t e r i n d i c a t e s l e a st
deflection from left.
6.
OUTPUT ATTENUATOR Control
Use as needed to establish Receiver
s e n s i t i vi t i e s.
7.
RF OUT Connector
Connect to Receiver Antenna Connector,
or attach Antenna in ramp operation.
8.
TONE SELECT Switch
Select audio tone: 1020 (Ident tone),
400, 1300 or 3000 Hz as desired.
1-2-3
Page 5
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
3.12 GLIDE SLOPE OPERATION
(TYPICAL CONTROL SETTINGS)
STEP
1.
PROCEDURE
MONITOR METER FUNCTION Switch
RF to verify proper leveling of internal
Signal Generator on the MONITOR
Meter.
100% to verify or set 40% modulation of
e a ch m o d u l a t i n g t o n e a n d s e t c o u r s e
centering on the MONITOR Meter.
2.
COUNTER MODE Switch
GEN to read out the Signal Generator
f r e q u e n cy o n t h e D I G I T A L D i s p l a y w h e n
operating in fixed (FIXED) or variable
(VAR) modes.
3.
FREQUENCY MODE Switch
G/S FIXED is mandatory in ramp
operation and is used on bench for a
f i xe d ch a n n e l c e n t e r f r e q u e n c y .
G/S VAR to check all channel bench
operation. Set VAR FREQ Controls to
se l e ct t h e d e s i r e d c h a n n e l i n
5 0 k H z s t e p s.
4.
STEP
9.
PROCEDURE
G/S DDM Control
Use steps for precise amounts of
deflection and flag tests.
10. G/S VAR DDM Control
U se t o ch e ck A u t o - p i l o t S e r vo s, m e t e r
st i cki n e ss, e t c.
11. MASTER MOD LEVEL Control
S e t t o C A L f o r 4 0 % e a ch co u r se t o n e o r
variable from 3% to 75%.
1 2 . P W R / B A T S w i t ch
PWR to use external ac line power
t h r o u g h t h e A C I N C o n n e ct o r .
BAT to initiate operation using internal
Battery power.
13. AVG/PEAK LOC XMTR Switch
(FREQUENCY MODE Switch set to G/S
FIXED)
P E A K L O C f o r si m u l t a n e o u s G / S a n d
LOC output.
C R Y S T A L H I / L O S w i t ch ( F R E Q U E N C Y
MODE Switch set to G/S FIXED
HI for 334.7 MHz RF output
LO for 329.6 MHz RF output.
5
TUNE Control
Adjust until TUNE Indicator stops
illuminating, indicating Signal Generator
is in the fine tune range.
6.
FINE TUNE switch
P r e ss a n d a d j u s t T U N E C o n t r o l u n t i l
MONITOR Meter indicates least
deflection from left.
7.
OUTPUT ATTENUATOR Control
Use as needed to establish Receiver
s e n s i t i v i t i e s.
8.
RF OUT Connector
Connect to Receiver Antenna Connector,
or attach Antenna in ramp operation.
1-2-3
Page 6
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
3.13 COMMUNICATION OPERATION
(RECEIVER TESTS)
(TYPICAL CONTROL SETTINGS)
STEP
1.
PROCEDURE
MONITOR METER FUNCTION Switch
RF to verify proper leveling of internal
Signal Generator on the MONITOR
Meter.
3 0 % o r 1 0 0 % t o v e r i f y o r s e t 3 0 % si n e w a ve m o d u l a t i o n t o n e o n t h e M O N I T O R
Meter.
2.
COUNTER MODE Switch
GEN to read out the Signal Generator
frequency on the DIGITAL Display when
o p e r a t i n g i n f i x e d ( F I X E D ) o r va r i a b l e
(VAR) modes.
3.
FREQUENCY MODE Switch
COM FIXED is mandatory in ramp
operation and is used on bench for a
st a b l e c h a n n e l c e n t e r f r e q u e n c y .
C O M 2 5 K H z t o c h e c k C O M R e c e i ve r
ch a n n e l s . S e t V A R F R E Q C o n t r o l s a s
d e si r e d f r o m 1 1 8 . 0 0 0 t o 1 5 6 . 0 0 0 M H z ,
in 25 KHz steps.
C O M 8 . 3 3 K H z t o c h e c k C O M R e c e i ve r
ch a n n e l s . S e t V A R F R E Q C o n t r o l s a s
d e si r e d f r o m 1 1 8 . 0 0 0 t o 1 5 6 . 0 0 0 M H z ,
in 8.33 kHz steps. (1-2-3, Table 1)
4.
VAR FREQ Controls (FREQUENCY MODE
Switches set to COM 25 KHz or
C O M 8 . 3 3 K H z)
STEP
7.
PROCEDURE
OUTPUT ATTENUATOR Control
U s e a s n e e d e d t o e s t a b l i s h R e ce i ve r
sensitivities.
8.
R F O U T C o n n e ct o r
C o n n e c t t o R e c e i v e r A n t e n n a C o n n e ct o r ,
o r a t t a ch A n t e n n a i n r a m p o p e r a t i o n .
9.
TONE SELECT Switch
Select audio tone: 1020, 400, 1300 or
3 0 0 0 H z a s d e si r e d ; o r M O D I N t o a p p l y
e xt e r n a l m o d u l a t i o n t h r o u g h M O D I N / E X T
F R E Q C T R I N C o n n e ct o r ( b e n ch t e st i n g
only).
1 0 . M O D I N / E X T F R E Q C T R I N C o n n e ct o r
( T O N E S E L E C T S w i t ch se t t o M O D I N )
Use to apply external modulation to
Signal Generator.
11. MASTER MOD LEVEL Control
S e t t o C A L f o r 3 0 % e a c h t o n e o r va r i a b l e
from 3% to 55%.
1 2 . P W R / B A T S w i t ch
PWR to use external ac line power
t h r o u g h t h e A C I N C o n n e ct o r .
BAT to initiate operation using internal
Battery power.
U se a s n e e d e d t o c h a n g e C O M f r e q u e n c y
in 25 kHz steps or 8.33 kHz steps as
determined by the frequency mode
switch.
5.
TUNE Control
Adjust until TUNE Indicator stops
illuminating, indicating Signal Generator
is in the fine tune range.
6.
FINE TUNE Switch
Press and adjust TUNE Control until
M O N I T O R M e t e r i n d i c a t e s l e a st
deflection from left.
1-2-3
Page 7
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
3.14 COMMUNICATION OPERATION
(TRANSMITTER TESTS)
(TYPICAL CONTROL SETTINGS)
STEP
PROCEDURE
12. PWR/BAT Switch (cont)
STEP
1.
NOMINAL OUTPUT
FREQUENCY
xxx.x0000 MHz
xxx.x0833 MHz
xxx.x1666 MHz
xxx.x2500 MHz
xxx.x3333 MHz
xxx.x4166 MHz
xxx.x5000 MHz
xxx.x5833 MHz
xxx.x6666 MHz
xxx.x7500 MHz
xxx.x8333 MHz
xxx.x9166 MHz
MONITOR METER FUNCTION Switch
1 0 W o r 1 0 0 W t o m e a su r e C O M
T r a n sm i t t e r p o w e r o n t h e M O N I T O R
Meter.
NOTE: Sequence repeats every 100 kHz, from
118.000 MHz to 156.000 MHz.
LAST 2 DIGITS OF
DIGITAL DISPLAY
00
08 OR 09
16 OR 17
25
33 or 34
41 or 42
50
58 or 59
66 or 67
75
83 or 84
91 or 92
PROCEDURE
2.
COUNTER MODE Switch
H Z o r K H Z t o m e a su r e C O M T r a n sm i t t e r
frequency as shown on the DIGITAL
Display.
KHZ or MHZ to measure COM
T r a n sm i t t e r f r e q u e n cy ( i n H F o r V H F
bands) as shown on the DIGITAL
Display.
3.
C O M X M T R I N C o n n e ct o r
C o n n e ct t o C O M T r a n sm i t t e r o u t p u t .
4.
AVG/PEAK LOC XMTR Switch
PEAK LOC for indicating increase in
power during modulation as shown on the
MONITOR Meter.
Displayed Frequency vs Actual Nominal
Output Frequency in COM 8.33 kHz Mode
Table 1
AVG for indicating only average power
on the MONITOR Meter, disregarding
modulation.
5.
TONE SELECT Switch
C T R I N t o m e a su r e C O M T r a n sm i t t e r
frequencies over the air through the MOD
I N / E X T F R E Q C T R I N C o n n e ct o r .
6.
M O D I N / E X T F R E Q C T R I N C o n n e ct o r
( T O N E S E L E C T S w i t ch se t t o C T R I N )
C o n n e ct W h i p A n t e n n a f o r C O M
frequency measurements in portable
operation.
7.
P W R / B A T S w i t ch
PWR to use external ac line power
t h r o u g h t h e A C I N C o n n e ct o r .
BAT to initiate operation using internal
Battery power.
1-2-3
Page 8
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
DECIBELS
VOLTS
V
V
V
V
V
WATTS
10.00 kW
7.94 kW
6.32 kW
5.00 kW
3.98 kW
DECIBELS
+5
+4
+3
+2
+1
VOLTS
WATTS
dBw
dBw
dBw
dBw
dBw
12.6
11.2
10.0
8.91
7.95
V
V
V
V
V
3.16
2.51
2.00
1.59
1.26
W
W
W
W
W
+40
+39
+38
+37
+36
dBw
dBw
dBw
dBw
dBw
709
633
563
501
447
+35
+34
+33
+32
+31
dBw
dBw
dBw
dBw
dBw
399
355
317
282
252
V
V
V
V
V
3.16
2.51
2.00
1.59
1.26
kW
kW
kW
kW
kW
+30
+29
+28
+27
+26
dBm
dBm
dBm
dBm
dBm
7.09
6.33
5.63
5.01
4.47
V
V
V
V
V
1.00 W
794 mW
632 mW
500 mW
398 mW
+30
+29
+28
+27
+26
dBw
dBw
dBw
dBw
dBw
224
200
178
159
141
V
V
V
V
V
1.00
794
632
500
398
kW
W
W
W
W
+25
+24
+23
+22
+21
dBm
dBm
dBm
dBm
dBm
3.99
3.55
3.17
2.82
2.52
V
V
V
V
V
316
251
200
159
126
+25
+24
+23
+22
+21
dBw
dBw
dBw
dBw
dBw
126 V
112 V
100 V
89.1 V
79.5 V
316
251
200
159
126
W
W
W
W
W
+20
+19
+18
+17
+16
dBm
dBm
dBm
dBm
dBm
2.24
2.00
1.78
1.59
1.41
V
V
V
V
V
100 mW
79.4 mW
63.2 mW
50.0 mW
39.8 mW
+20
+19
+18
+17
+16
dBw
dBw
dBw
dBw
dBw
70.9
63.3
56.3
50.1
44.7
V
V
V
V
V
100 W
79.4 W
63.2 W
50.0 W
39.8 W
+15
+14
+13
+12
+11
dBm
dBm
dBm
dBm
dBm
1.26 V
1.12 V
1.00 V
891 mV
795 mV
31.6
25.1
20.0
15.9
12.6
mW
mW
mW
mW
mW
+15
+14
+13
+12
+11
dBw
dBw
dBw
dBw
dBw
39.9
35.5
31.7
28.2
25.2
V
V
V
V
V
31.6
25.1
20.0
15.9
12.6
W
W
W
W
W
+10 dBm
+9 dBm
+8 dBm
+7 dBm
+6 dBm
709
633
563
501
447
mV
mV
mV
mV
mV
10.0
7.94
6.32
5.00
3.98
mW
mW
mW
mW
mW
+10 dBw
+9 dBw
+8 dBw
+7 dBw
+6 dBw
22.4
20.0
17.8
15.9
14.1
V
V
V
V
V
10.0
7.94
6.32
5.00
3.98
W
W
W
W
W
399
355
317
282
252
mV
mV
mV
mV
mV
3.16
2.51
2.00
1.59
1.26
mW
mW
mW
mW
mW
+5
+4
+3
+2
+1
dBm
dBm
dBm
dBm
dBm
mW
mW
mW
mW
mW
C o r r e s p o n d e n ce C h a r t f o r D e ci b e l s, V o l t s a n d W a t t s
Table 2
1-2-3
Page 9
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
DECIBELS
VOLTS
WATTS
1.00 mW
794 µW
+0
-1
-2
-3
-4
dBm
dBm
dBm
dBm
dBm
224
200
178
159
141
mV
mV
mV
mV
mV
-5
-6
-7
-8
-9
dBm
dBm
dBm
dBm
dBm
126 mV
112 mV
100 mV
89 mV
79 mV
-10
-11
-12
-13
-14
dBm
dBm
dBm
dBm
dBm
70.9
63.3
56.3
50.1
44.7
mV
mV
mV
mV
mV
-15
-16
-17
-18
-19
dBm
dBm
dBm
dBm
dBm
39.9
35.5
31.7
28.2
25.2
mV
mV
mV
mV
mV
-20
-21
-22
-23
-24
dBm
dBm
dBm
dBm
dBm
22.4
20.0
17.8
15.9
14.1
mV
mV
mV
mV
mV
632 µW
500 µW
398 µW
316 µW
251 µW
200 µW
159 µW
126 µW
100 µW
79.4 µW
63.2 µW
50.0 µW
39.8 µW
31.6 µW
25.1 µW
20.0 µW
15.9 µW
12.6 µW
10.0 µW
7.94 µW
6.32 µW
5.00 µW
DECIBELS
-30
-31
-32
-33
-34
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
12.6 mV
11.2 mV
10.0 mV
8.9 mV
7.95 mV
7.09
6.33
5.63
5.01
4.47
mV
mV
mV
mV
mV
3.16 µW
2.51 µW
2.00 µW
1.59 µW
1.26 µW
1.00 µW
794
632
500
398
nW
nW
nW
nW
WATTS
-35
-36
-37
-38
-39
dBm
dBm
dBm
dBm
dBm
3.99
3.55
3.17
2.82
2.52
mV
mV
mV
mV
mV
316
251
200
159
126
-40
-41
-42
-43
-44
dBm
dBm
dBm
dBm
dBm
2.24
2.00
1.78
1.59
1.41
mV
mV
mV
mV
mV
100 nW
79.4 nW
63.2 nW
50.0 nW
39.8 nW
-45
-46
-47
-48
-49
dBm
dBm
dBm
dBm
dBm
1.26
1.12
1.00
891
mV
mV
mV
µV
31.6
25.1
20.0
15.9
12.6
nW
nW
nW
nW
nW
-50
-51
-52
-53
-54
dBm
dBm
dBm
dBm
dBm
709 µV
10.0
7.94
6.32
5.00
3.98
nW
nW
nW
nW
nW
-55
-56
-57
-58
-59
dBm
dBm
dBm
dBm
dBm
399 µV
3.16
2.51
2.00
1.59
1.26
nW
nW
nW
nW
nW
-60
-61
-62
-63
-64
dBm
dBm
dBm
dBm
dBm
-65
-66
-67
-68
-69
dBm
dBm
dBm
dBm
dBm
3.98 µW
-25
-26
-27
-28
-29
VOLTS
795 µV
633 µV
563 µV
501 µV
447 µV
355 µV
317 µV
282 µV
252 µV
224 µV
200 µV
178 µV
159 µV
141 µV
126 µV
112 µV
100 µV
89.1 µV
nW
nW
nW
nW
nW
1.00 nW
794 pW
632 pW
500 pW
398 pW
316
251
200
159
126
pW
pW
pW
pW
pW
79.5 µV
C o r r e s p o n d e n c e C h a r t f o r D e ci b e l s, V o l t s a n d W a t t s
T a b l e 2 ( co n t )
1-2-3
Page 10
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
DECIBELS
VOLTS
WATTS
100 pW
79.4 pW
63.2 pW
50.0 pW
39.8 pW
-70
-71
-72
-73
-74
dBm
dBm
dBm
dBm
dBm
70.9 µV
-75
-76
-77
-78
-79
dBm
dBm
dBm
dBm
dBm
39.9 µV
-80
-81
-82
-83
-84
dBm
dBm
dBm
dBm
dBm
-85
-86
-87
-88
-89
dBm
dBm
dBm
dBm
dBm
63.3 µV
56.3 µV
50.1 µV
44.7 µV
35.5 µV
31.7 µV
28.2 µV
25.2 µV
22.4 µV
20.0 µV
17.8 µV
15.9 µV
14.1 µV
12.6 µV
11.2 µV
10.0 µV
8.91 µV
31.6
25.1
20.0
15.9
12.6
pW
pW
pW
pW
pW
10.0
7.94
6.32
5.00
3.98
pW
pW
pW
pW
pW
3.16
2.51
2.00
1.59
1.26
pW
pW
pW
pW
pW
7.95 µV
C o r r e s p o n d e n ce C h a r t f o r D e ci b e l s, V o l t s a n d W a t t s
T a b l e 2 ( co n t )
1-2-3
Page 11
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
LOCALIZER
TONE DIFFERENCE VALUES
COURSE DEVIATION INDICATOR
% MODULATION
90 Hz
150 Hz
DDM
DECIBELS
DEFLECTION
PA
20.00
15.35
12.25
10.00
0.00
0
0.093
0.155
0.200
0.4
0
4.114
7.102
9.542
Infinity
Centered
Standard
Full Scale
> Full Scale
Full One Tone, Delete Other
0
90
150
194
387
20.00
24.65
27.75
30.00
40.00
NOTE:
S t a n d a r d C D I D e f l e c t i o n = 6 0 % o f F u l l S ca l e ( L i n e a r M o ve m e n t ) .
NOTE:
D e f l e c t i o n s i n µ A a p p l y t o I n d i c a t o r s w i t h F u l l S ca l e D e f l e ct i o n C u r r e n t o f 1 5 0 µ A .
Correspondence Chart for 90 Hz and 150 Hz Tones (LOC)
Table 3
GLIDE SLOPE
TONE DIFFERENCE VALUES
COURSE DEVIATION INDICATOR
% MODULATION
90 Hz
150 Hz
DDM
DECIBELS
DEFLECTION
PA
40.00
35.45
31.25
20.00
0.00
0
0.091
0.175
0.400
0.8
0
1.988
3.622
9.542
Infinity
Centered
Standard
Full Scale
> Full Scale
Full One Tone, Delete Other
0
78
150
343
686
40.00
44.55
48.75
60.00
80.00
NOTE:
S t a n d a r d G / S I n d i c a t o r D e f l e c t i o n = 5 3 % o f F u l l S ca l e ( L i n e a r M o ve m e n t ) .
NOTE:
D e f l e c t i o n s i n µ A a p p l y t o I n d i c a t o r s w i t h F u l l S ca l e D e f l e ct i o n C u r r e n t o f 1 5 0 µ A .
Correspondence Chart for 90 Hz and 150 Hz Tones (G/S)
Table 4
1-2-3
Page 12
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
SECTION 3 - SPECIFICATIONS
1. NAV- 402AP- 3 SPECIFICATIO NS
NOTE:
A 15 minute warm-up period is required for all specifications
1.1 RF OUTPUT
Output Level Range:
Continuously variable from -7 to -110 dBm
Output Level Accuracy:
±3 dB from -30 to -110 dBm
Output Frequency:
MKR FIXED:
75 MHz
MKR VAR:
7 2 t o 7 8 M H z i n 2 5 kH z st e p s
VOR FIXED LO:
108 MHz
VOR FIXED HI:
112.8 MHz
VOR VAR:
1 0 7 t o 1 2 0 M H z i n 2 5 kH z st e p s
LOC FIXED:
108.1 MHz
LOC VAR:
1 0 7 t o 1 2 0 M H z i n 2 5 kH z st e p s
G/S FIXED LO:
329.6 MHz
G/S FIXED HI:
334.7 MHz
G/S VAR:
3 2 7 t o 3 3 7 M H z i n 5 0 kH z st e p s
COM FIXED:
126.9 MHz
COM 25 kHz:
118 to 156 MHz in 25 kHz steps
COM 8.33 kHz:
118 to 156 MHz in 8.33 kHz steps
Frequency Accuracy:
±3 ppm
Temperature Stability:
1 ppm
Aging:
1 ppm
Setability:
1 ppm
Harmonics:
≥ 1 5 d B c ( O u t p u t L e ve l - 3 0 d B m )
Broadband Noise:
≥ 7 0 d B c a t ± 5 0 kH z ( O u t p u t L e ve l - 3 0 d B m )
300 Hz Resolution Bandwidth, 10 Hz Video Filter
Auxiliary Localizer Transmitter:
Output Level:
- 1 8 d B m ( t yp i ca l ) i n d e p e n d e n t o f O u t p u t A t t e n u a t o r se t t i n g
Frequency:
108.1 and 110.5 MHz
Frequency Accuracy:
±0.005%
1-3-1
Page 1
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
1.2 MARKER MODE
M a r ke r T o n e F r e q u e n c y A c c u r a c y :
1 0 2 0 H z:
±1%
4 0 0 H z:
±1%
1 3 0 0 H z:
±1%
3 0 0 0 H z:
±1%
Marker Tone Demod Distortion
(9960 Hz Reference Level set to min):
1 0 2 0 H z:
≤2.5%
4 0 0 H z:
≤2.5%
1 3 0 0 H z:
≤2.5%
3 0 0 0 H z:
≤2.5%
Modulation:
CAL:
95% AM ±5% for each tone
Variable:
3% to 96% AM
E xt e r n a l C A L :
9 5 % A M ( t yp i ca l )
( 1 0 H z t o 2 0 kH z, 5 V p - p i n p u t )
E xt e r n a l V a r i a b l e :
3 % t o 9 6 % A M ( t yp i ca l )
( 1 0 H z t o 2 0 kH z, 5 V p - p i n p u t )
1-3-1
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
1.3 VOR MODE
VOR Tone Frequency Accuracy:
30 Hz Reference:
±0.02%
30 Hz Variable:
±0.02%
9960 Hz:
±0.02%
1020 Hz:
±1%
VOR Tone Demod Distortion:
30 Hz Variable:
≤2%
1020 Hz:
≤2.5%
AM Modulation:
CAL:
30% AM ±2% for each tone
Variable:
3% to 55% AM
E xt e r n a l C A L :
3 0 % A M ( t yp i ca l )
( 1 0 H z t o 2 0 kH z, 5 V p - p i n p u t )
E xt e r n a l V a r i a b l e :
3 % t o 5 5 % A M ( t yp i ca l )
( 1 0 H z t o 2 0 kH z, 5 V p - p i n p u t )
FM Modulation:
30 Hz Reference at 480 Hz (±25 Hz) Deviation on 9960 Hz
Bearing:
3 5 9 . 9 d i g i t a l l y d e r i v e d c o u r s e s i n 0 . 1 ° i n c r e m e n t s.
A ccu r a cy ± 0 . 1 °
1-3-1
Page 3
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
1.4 LOC MODE
LOC Tone Frequency Accuracy:
90 Hz:
±0.02%
150 Hz Variable:
±0.02%
1 0 2 0 H z:
±1%
LOC Tone Demod Distortion
(9960 Hz Reference Level set to min):
90 Hz:
≤2%
1 5 0 H z:
≤2%
1 0 2 0 H z:
≤2.5%
Modulation:
CAL (90 Hz and 150 Hz):
20% AM ±2% for each tone
CAL (Audio Tones):
30% AM ±2% for each tone
Variable:
3% to 35% AM
E xt e r n a l M o d ( C A L ) :
3 0 % A M ( t yp i ca l )
( 1 0 H z t o 2 0 kH z, 5 V p - p i n p u t )
External Mod Variable:
3% to 55% AM (typical)
( 1 0 H z t o 2 0 kH z, 5 V p - p i n p u t )
LOC DDM:
0.093, 0.155, and 0.200 DDM and Tone Delete
Accuracy:
±0.0013 DDM (±1.3 µA)
±0.0013 DDM (±7% of Setting) (At RF Output)
Variable DDM:
±0.4 DDM
Phase Shift:
90 and 150 Hz tones phase locked to 5 times VOR Bearing
S e l e ct sw i t ch se t t i n g ( r e f e r t o 1 - 3 - 1 , T a b l e 1 )
1-3-1
Page 4
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
1.5 G/S MODE
LOC Tone Frequency Accuracy:
90 Hz:
±0.02%
150 Hz Variable:
±0.02%
G/S Tone Demod Distortion
(9960 Hz Reference Level set to min):
90 Hz:
≤2%
150 Hz:
≤2%
Modulation:
CAL (90 Hz and 150 Hz):
40% AM ±2% for each tone
Variable:
3% to 75% AM
LOC DDM:
0.091, 0.175, and 0.40 DDM and Tone Delete
Accuracy:
±0.0024 DDM (±2.0 µA) (Tone Out)
±0.005 DDM (±5% of Setting) (At RF Output)
Variable DDM:
±0.8 DDM
Phase Shift:
90 and 150 Hz tones phase locked to 5 times VOR Bearing
S e l e ct sw i t ch se t t i n g ( r e f e r t o 1 - 3 - 1 , T a b l e 1 )
1-3-1
Page 5
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
1.6 COM MODE
COM Tone Frequency Accuracy:
1 0 2 0 H z:
±1%
4 0 0 H z:
±1%
1 3 0 0 H z:
±1%
3 0 0 0 H z:
±1%
COM Tone Demod Distortion
(9960 Hz Reference Level set to min):
1 0 2 0 H z:
≤2.5%
4 0 0 H z:
≤2.5%
1 3 0 0 H z:
≤2.5%
3 0 0 0 H z:
≤2.5%
Modulation:
CAL:
30% AM ±2% for each tone
Variable:
3% to 55% AM
E xt e r n a l M o d ( C A L ) :
3 0 % A M ( t yp i ca l )
( 1 0 H z t o 2 0 kH z, 5 V p - p i n p u t )
External Mod Variable:
3% to 55% AM (typical)
( 1 0 H z t o 2 0 kH z, 5 V p - p i n p u t )
1-3-1
Page 6
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
CAUTION:
MAXIMUM INPUT POWER TO COUNTER IS LIMITED TO 250 mW OR
+24 dBm. EXCEEDING THESE LIMITS MAY DAMAGE THE TEST SET.
1.7 EXTERNAL FREQUENCY COUNTER
Frequency Range:
Hz, kHz:
1 to 10 MHz
kH z , M H z :
10 to 300 MHz
R e so l u t i o n :
Hz:
1 Hz
kHz (1 to 10 MHz Range):
10 Hz
kH z ( 1 0 t o 3 0 0 M H z R a n g e ) :
100 Hz
MHz:
1 kHz
Accuracy:
±0.002% (Typically ±0.0005%)
S e n si t i v i t y :
10 MHz:
0.08 Vrms (-9 dBm)
200 MHz:
0.15 Vrms (-3 dBm)
300 MHz:
0.23 Vrms (0 dBm)
Impedance:
50 Ω AC terminated
M a xi m u m I n p u t L e v e l :
≤250 mW (+24 dBm)
1.8 POWER METER
Range:
0 to 100 W, 0 to 10 W
Accuracy:
±3% full scale ±5% of reading
Duty Cycle:
≤20 W:
Continuous
>20 W to 40 W:
5 minutes on, 50% Duty Cycle
>40 W to 80 W:
1 minute on, 20% Duty Cycle
>80 W to 100 W:
0.5 minute on, 10% Duty Cycle
1-3-1
Page 7
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
1.9 BATTERY LEVEL MONITOR
Range:
0 to 30 V
Accuracy:
±5% of reading
1.10 BEARING MONITOR
Range:
± 0 . 5 ° ( 0 ° a t m e t e r ce n t e r )
1.11 BATTERY
Type:
2.0 AH NiCad
Duration:
≈ 1.5 Hours Continuous
1.12 AC POWER
Input Range:
100 to 120 VAC, 60 Hz
220 to 240 VAC, 50 Hz
Power Consumption:
3 8 W M a xi m u m
28 W Nominal at 115 VAC
22 W Nominal at 230 VAC
F u se R e q u i r e m e n t s :
100 to 120 VAC:
1 . 0 A , 2 5 0 V , T yp e F
220 to 240 VAC:
0 . 5 A , 2 5 0 V , T yp e F
Mains Supply Voltage Fluctuations: ≤±10% of the nominal voltage
Transient Overvoltages:
A c co r d i n g t o I n st a l l a t i o n C a t e g o r y I I
1.13 ENVIRONMENTAL
U se :
Pollution Degree 2
Altitude:
≤4000 meters (13,124 feet)
Temperature:
5° to 40°C (41°F to 104°F)
R e l a t i ve H u m i d i t y :
≤80% for temperatures up to 31°C (88°F), decreasing
linearly to 50% at 40°C (104°F)
1-3-1
Page 8
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
SETTING ON VOR BEARING
SELECT SWITCHES
150 Hz PHASE
RELATIVE TO 90 Hz
000.0
0°
001.0
+5°
002.0
+10°
003.0
+15°
004.0
+20°
005.0
+25°
006.0
+30°
007.0
+35°
008.0
+40°
009.0
+45°
010.0
+50°
011.0
+55°
012.0
+60°
013.0
+65°
014.0
+70°
015.0
+75°
016.0
+80°
017.0
+85°
018.0
+90°
019.0
+95°
020.0
+100°
021.0
+105°
022.0
+110°
023.0
+115°
024.0
+120° or 0°
V O R B e a r i n g S e l e c t S wi t c h e s
Table 1
1-3-1
Page 9
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
VOR BRG
Switch Position
150 Hz Phase
Relative to 90 Hz
000.0
001.0
002.0
003.0
004.0
005.0
006.0
007.0
008.0
009.0
010.0
011.0
012.0
013.0
014.0
015.0
016.0
017.0
018.0
019.0
020.0
021.0
022.0
023.0
024.0
0°
+5°
+10°
+15°
+20°
+25°
+30°
+35°
+40°
+45°
+50°
+55°
+60°
+65°
+70°
+75°
+80°
+85°
+90°
+95°
+100°
+105°
+110°
+115°
+120° or 0° *
NOTE:
+120° has the same Phase
Relationship as 0°; therefore,
only 1° through 12° VOR BRG
S w i t c h p o si t i o n s a r e r e q u i r e d .
90 Hz and 150 Hz Tones Variable Phase Relationships
Table 2
1-3-1
Page 10
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
SECTION 4 - SHIPPING
1. SHIPPING TEST SETS
1.1 INFORMATION
1.2 REPACKING PROCEDURE
O
M a k e s u r e b o t t o m p a c k i n g m o l d i s se a t e d
on floor of shipping container.
O
C a r e f u l l y w r a p T e s t S e t w i t h p o l ye t h yl e n e
sheeting to protect finish.
AUTHORIZATION
O
O n l y r e t u r n p r o d u c t s t o f a c t o r y a f t e r f i r st
receiving authorization from Aeroflex Customer
Service Department.
Place Test Set into shipping container,
ma ki n g su r e T e st S e t i s se cu r e l y se a t e d i n
bottom packing mold.
O
P l a c e t o p p a c k i n g m o l d o v e r t o p o f T e st S e t
a n d p r e s s d o w n u n t i l m o l d r e s t s so l i d l y i n
bottom packing mold.
O
C l o s e s h i p p i n g c o n t a i n e r l i d s a n d se a l w i t h
shipping tape or an industrial stapler. Tie
a l l s i d e s o f c o n t a i n e r w i t h b r e a k r e si st a n t
rope, twine or equivalent.
Aeroflex Test Sets returned to factory for
calibration, service or repair must be
r e p a cka g e d a n d s h i p p e d a c c o r d i n g t o t h e
f o l l o w i n g co n d i t i o n s:
CONTACT:
Aeroflex
Customer Service
Telephone: (800) 835-2350
FAX:
(316) 524-2623
email:
s e r v i c e @ a e r o f l e x. co m
TAGGING TEST SETS
All Test Sets must be tagged with:
O
Identification and address of owner
O
Nature of service or repair required
O
Model Number
O
Serial Number
SHIPPING CONTAINERS
T e st S e t s m u s t b e r e p a c k a g e d i n o r i g i n a l
sh i p p i n g c o n t a i n e r s u s i n g A e r o f l e x p a c k i n g
m o l d s. I f o r i g i n a l s h i p p i n g c o n t a i n e r s a n d
materials are unavailable, contact Aeroflex
C u s t o m e r S e r v i c e f o r s h i p p i n g i n s t r u ct i o n s.
FREIGHT COSTS
All freight costs on non-warranty shipments are
assumed by the customer. (See “Warranty
Packet” for freight charge policy on warranty
claims.)
1-4-1
Page 1
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
TOP PACKING
MOLD
TEST INSTRUMENT
WRAPPED WITH
POLYETHYLENE
SHEETING
HOLD DOWN
STRAP
BOTTOM PACKING
MOLD
SHIPPING CONTAINER
Repacking Procedure
Figure 1
1-4-1
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
SECTION 5 - STORAGE
1. STO RING TEST SETS
Perform the following storage precautions
whenever the Test Set is stored for extended
periods:
O
D i s c o n n e c t T e s t S e t f r o m a n y e l e ct r i ca l
power source.
O
D i sco n n e c t a n d s t o r e a c p o w e r ca b l e a n d
other accessories with Test Set.
O
Cover Test Set to prevent dust and debris
f r o m co v e r i n g a n d e n t e r i n g T e s t S e t .
1-5-1
Page 1
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
T H I S P A G E I N T E N T I ON A L L Y L E F T B L A N K .
1-5-1
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
APPENDIX A - TABLE OF I/O CONNECTORS
CONNECTOR
TYPE
SIGNAL TYPE
INPUT/OUTPUT
IEC320
ac Line Power
INPUT
RF OUT
BNC
RF
OUTPUT
COM XMTR IN
BNC
RF
INPUT
MOD IN/EXT FREQ CTR IN
BNC
NAV TONE OUT
BNC
RF/AUDIO
AUDIO
OUTPUT
SIG GEN DEMOD
BNC
AUDIO
OUTPUT
PWR MON DEMOD
BNC
AUDIO
OUTPUT
AC IN
INPUT
APPENDIX A
Page 1
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
T H I S P A G E I N T E N T I ON A L L Y L E F T B L A N K .
APPENDIX A
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
APPENDIX B - METRIC/BRITISH IMPERIAL CONVERSION TABLE
WITH NAUTICAL DISTANCE CONVERSIONS
TO
CONVERT:
INTO:
MULTIPLY
BY:
TO
CONVERT:
INTO:
cm
feet
cm
inches
feet
cm
0.03281
meters
feet
0.3937
meters
i n ch e s
m / se c
f t / se c
3.281
feet
meters
0.3048
m/sec
km/hr
3.6
f t / se c
km/hr
1.097
m/sec
miles/hr
2.237
ft/sec
knots
0.5921
miles
feet
ft/sec
miles/hr
0.6818
miles
km
miles
meters
0.3048
miles
nmi
0.8684
30.48
ft/sec
2
cm/sec
ft/sec
2
m/sec
2
2
30.48
MULTIPLY
BY:
3.281
39.37
5280
1.609
1609
grams
ounces
0.03527
m i l e s/ h r
f t / se c
1.467
inches
cm
2.54
miles/hr
km/hr
1.609
kg
pounds
2.205
miles/hr
knots
0.8684
psi
0.0703
nmi
feet
nmi
km
kg/cm
2
3281
6080.27
1.8532
km
feet
km
miles
0.6214
nmi
meters
km
nmi
0.5396
nmi
miles
1.1516
km / h r
ft/sec
0.9113
ounces
grams
28.34953
km/hr
knots
0.5396
pounds
kg
km/hr
miles/hr
0.6214
psi
kg/cm
knots
ft/sec
1.689
100 ft
km
3.048
knots
km/hr
1.8532
100 ft
miles
1.894
knots
miles/hr
1.1516
100 ft
nmi
1.645
1853.2
0.4536
2
0.0703
APPENDIX B
Page 1
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
THIS P A G E I N T E N T I O N A L L Y L E F T B L A N K .
APPENDIX B
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
APPENDIX C - ABBREVIATIONS
I
A
A
AC, ac
approx
AVG
Amperes
Alternating Current
Approximate
Average
Ident
ILS
IN
I/O
B
BAT
BRG
Battery
Bearing
C
C
CAL
ccw
cm
COMM
CTR
CW
cw
Celsius or Centigrade
Calibration
Counterclockwise
Centimeter
C o m m u n i ca t i o n
Center
Continuous Wave
C l o c k w i se
D
dB
dBm
dBw
DDM
Decibel
Decibel above
one Milliwatt
Decibel relative to
one Watt
D i f f e r e n ce i n D e p t h o f
Modulation
K
kg
kH z
kW
External
lbs.
LO
LOC
LOC DDM
FM
FREQ
ft
F e d e r a l C o m m u n i ca t i o n s
Commission
Frequency Modulation
Frequency
Feet
MKR
MHz
MOD
mV
mW
Generate
Glideslope
NAV
nW
High Frequency
High
Hertz
N a vi g a t i o n
Nanowatts
O
OUT
Output
P
pW
PWR
P i co w a t t s
Power
R
RF
Radio Frequency
U
UUT
U n i t U n d e r T e st
V
H
HF
HI
Hz
M a r ke r
Megahertz
Modulation
Millivolts
Milliwatts
N
G
GEN
G/S
Pounds
Local Oscillator
Localizer
L o c a l i z e r D i f f e r e n ce i n
Depth of Modulation
M
F
FCC
Kilogram
Kilohertz
Kilowatts
L
E
EXT
Identification
I n st r u m e n t L a n d i n g S yst e m
Input
Input/Output
V
VAC
VAR
Vdc
VHF
VOR
VP-P
Vrms
Volt
Volts Alternating Current
Variable
Volts Direct Current
V e r y H i g h F r e q u e n cy
VHF Omnidirectional Range
V o l t s P e a k- t o - P e a k
Volts Root-Mean-Square
APPENDIX C
Page 1
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
W
W
w/o
Watts
Without
X
XMTR
XTL
Transmitter
Crystal
µA
µV
µW
Microamperes
Microvolts
Microwatts
APPENDIX C
Page 2
Sep 1/04
OPERATION MANUAL
NAV-402AP-3
INDEX
90 Hz and 150 Hz Tones
Phase Relationships Table
Correspondence Chart (LOC)
Correspondence Chart (G/S)
Abbreviations
AC Power Requirements
Battery
Charging
Operation
Parameters
Recharging
Bench Operation
1-3-1, p 10
1-2-3, p 12
1-2-3, p 12
App C
1-2-1, p 2
1-2-1,
1-2-1,
1-2-3,
1-2-1,
1-2-1,
1-2-3,
p
p
p
p
p
p
1
1
2
2
3
2
Capabilities, General Description and
1-1-1, p 1
CAUTION and WARNING Labels
1-2-1, p 1
Charging, Battery
1-2-1, p 1
Communication Operation (Receiver)
1-2-3, p 7
Communication Operation (Transmitter) 1-2-3, p 8
Complying with Instructions
1-2-1, p 1
Controls, Connectors and Indicators
Front Panel
1-2-2, p 3
Rear Panel
1-2-2, p 8
Correspondence Chart
90 Hz and 150 Hz Tones (LOC)
1-2-3, p 12
90 Hz and 150 Hz Tones (G/S)
1-2-3, p 12
Decibels, Volts and Watts
1-2-3, p 9
Counter Operation
1-2-3, p 2
Description
1-1-1, p 1
External Cleaning
1-2-1, p 3
FCC Requirements
Functional Capabilities
Fuse Ratings, Specified
1-2-1, p 2
1-1-1, p 1
1-2-1, p 2
General Description and Capabilities
General Operating Procedures
Glide Slope Operation
Grounding Power Cord
1-1-1,
1-2-3,
1-2-3,
1-2-1,
Indicators, Controls, Connectors and
Front Panel
Rear Panel
Installation
I/O Connectors
AC IN
COM XMTR IN
MOD IN/EXT FREQ CTR IN
NAV TONE OUT
POWER MON DEMOD
RF OUT
SIGNAL GEN DEMOD
p
p
p
p
1
1
6
1
1-2-2, p 3
1-2-2, p 8
1-2-1, p 1
App
App
App
App
App
App
App
A,
A,
A,
A,
A,
A,
A,
p
p
p
p
p
p
p
1
1
1
1
1
1
1
Localizer Operation
1-2-3, p 5
Marker Operation
Metric/British Conversion Table
1-2-3, p 3
App B
Operate LOC and G/S Simultaneously
Operation
Battery
Bench
1-2-3,
1-2-1,
1-2-1,
1-2-1,
1-2-3,
1-2-3,
1-2-3,
1-2-3,
1-2-3,
1-2-3,
1-2-3,
1-2-3,
1-2-3,
1-2-1,
1-2-3,
CAUTIONS
Communication (Receiver)
Communication (Transmitter)
Counter
Glide Slope
Localizer
Marker
Ramp
Safety Precautions
VOR
Parameters, Battery
Power Cord, Grounding
Power Requirements, AC
Ramp Operation
Recharging, Battery
Repacking Procedure
p
p
p
p
p
p
p
p
p
p
p
p
p
p
p
2
1
1
3
2
1
7
8
2
6
5
3
1
1
4
1-2-3, p 2
1-2-1, p 1
1-2-1, p 2
1-2-3, p 1
1-2-1, p 2
1-4-1, p 13
Safety Precautions
Shipping Test Sets
Signals Simulated
Specifications
AC Power
Battery
Bearing Monitor
COM Mode
Environmental
External Frequency Counter
G/S Mode
LOC Mode
Marker Mode
Power Meter
RF Output
VOR Mode
Specified Fuse Ratings
Storing Test Sets
1-2-1,
1-4-1,
1-2-3,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-3-1,
1-2-1,
1-5-1,
VOR Operation
1-2-3, p 4
WARNING Labels, CAUTION and
1-2-1, p 2
INDEX
Page 1
Sep 1/04
p
p
p
p
p
p
p
p
p
p
p
p
p
p
p
p
p
p
1
1
1
1
8
8
8
6
8
7
5
4
2
7
1
3
2
1
OPERATION MANUAL
NAV-402AP-3
THIS PAGE INTENTIONALLY LEFT BLANK.
INDEX
Page 2
Sep 1/04
As we are always seeking to improve our products, the information in
this document gives only a general indication of the product capacity,
performance and suitability, none of which shall form part of any
contract. We reserve the right to make design changes without notice.
CHINA
Tel: [+86] (10) 6467 2716
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attributes represented by these three icons:
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