Download RF Technology Eclipse Series Operating instructions

CONTENTS
CONTENTS
Contents
1
Operating Instructions
1.1 Front Panel Controls and Indicators
1.1.1
Mon. Volume
1.1.2
Mon. Sq.
1.1.3
N. SQ
1.1.4
C. SQ
1.1.5
Line
1.1.6
Power LED
1.1.7
SQ LED
1.1.8
Alarm LED
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5
5
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5
6
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6
6
2
Receiver Internal Jumper Options
2.1 JP1: 240Hz Notch Filter
2.2 JP2: Audio Response
2.3 JP3: Audio Filter In/Out
2.4 JP4: 600Ω Line dc Loop COS
2.5 JP6: COS Polarity
2.6 JP7, JP8, JP9: dc Loop COS Configuration
2.7 JP7, JP8, JP9: Direct Output COS
2.8 JP11 EPROM Type
2.9 JP13: Squelch Defeat (pcb 30/9131/0004 or later)
2.10 JP19: LED Alarm output (pcb 30/9131/0004 or later)
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7
7
8
8
8
8
9
9
9
9
3
Receiver I/O Connections
3.1 25 Pin Connector
9
9
4
Frequency Programming
9
5
Circuit Description
5.1 RF Section
5.2 IF Section
5.3 VCO Section
5.4 PLL Section
5.5 Audio Signal Processing
5.6 Noise Filter, Amplifier and Detector
5.7 Subtone Filter and CTCSS
5.8 Microprocessor Controller
5.9 Carrier Operated Switch
5.10 Voltage Regulator
11
11
11
12
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13
13
13
14
14
14
6
Alignment Procedure
6.1 Standard Input Signal
6.2 RF Alignment
6.3 IF Alignment
6.4 Line Level Adjustment
6.5 TCXO Calibration
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RF Technology R350/R500