Download User Manual - Beta Three Professional Audio Products

Ra12
USER MANUAL
ED-B3-MA-080710-002
CONTENTS
PRODUCT FEATURES
1
SPECIFICATION
1
SPEAKER CONTROL PANEL
2
APPLICATION EXAMPLE
3
ACOUSTIC CHARTS
5
INSTALLATION
9
DIMENSIONS
9
SAFETY INSTRUCTIONS
10
LIMITED WARRANTY
11
Ra12
PRODUCT FEATURES
Two way full range active coaxial plastic speaker.
Computer aided design to optimism frequency and phase response.
One 12 inch woofer and 34 mm compression driver.
HF/LF transducers are coaxially mounted sharing the same acoustic axis,
Horn can be turned 90 .
Wide dispersion: 90
40 .
Suitable for full range sound reinforcement applications, also can be used as a floor monitor.
Suitable for monitoring, conference system, small touring performance etc.
Suitable for monitor, meeting, large performance and so on.
The Ra12 is not water-resistant so please do not expose this speaker to rain or moisture.
SPECIFICATION
Speaker system
Frequency response
50Hz-20kHz
Average SPL
115dB
The max. Consumption power
220W
Input sensitivity: a.f=1kHz rated output power
1V
10%
b.f=1kHz rated output power
20mV
20%
LF tone: 120Hz
6dB
HF tone: 6.3kHz
12dB
6.35 unbalance
Input mode
Dispersion(H
V)
90
Power suppy
40
~ 220V-230V 50/60Hz,T2.5AL
Net weight
16.5kg
19.5kg
Gross weight
Dimension
440
374
542mm
Packing dimension
490
420
608mm
Transducer
Bass
12"/ 8
1
34mm/ 8
1
Treble
1
Ra12
FRONT AND REAR PANEL FUNCTIONS
1. Bass tone control for the line level input (3). Increase
the bass tone by rotating clockwise and decrease the
bass tone by rotating counter-clockwise.
2. Overload indicator.
3. Line level input socket.
4. Signal indicator.
5. Line level input socket. Signal will be transferred
from this socket to socket (7) for outputting after it
is controlled by (8).
6. Signal output socket. Output signal.
1
8
7. Signal output socket. Transfer the signal on line (3)
2
which is controlled by (1) to the signal input socket
9
of another active speaker. It is also the signal output
3
4
of AUX1\AUX2 which is controlled by (10) and (11).
10
8. Volume control for stereo (3)L and (5)R. Increase the
5
11
volume by rotating clockwise and decrease the
6
volume by rotating counter-clockwise.
7
12
Attention: Please firstly adjust the volume to Min.
when inputting and outputting signal, and then adjust
to appropriate volume.
9. Treble tone control for the line level input (3). Increase
the treble tone by rotating clockwise and decrease
the treble tone by rotating counter-clockwise.
10. AUX volume control. Increase the volume by rotating
Elder Audio Manufacture Co.,Ltd
OFF
clockwise and decrease the volume by rotating
ON
220V~T2.5AL,50Hz/60Hz
THEM AX.CONSUMPTIONP OWER2 20W
R12s POWER
OUTPUT
counter-clockwise. Be off at the Min. position.
11. AUX signal input socket.
12. Optional switch for microphone signal input and
line signal input. Press button in for microphone
13
~ 220V-230V 50/60Hz,T2.5AL
THEMAX.CONSUMPTION POWER220W
14
signal, release button for line signal.
R12s POWER
OUTPUT
ON
13. Fuse.
16
OFF
14. Power input socket.
Elder Audio Manufacture Co.,Ltd
15
15. Power switch.
16. Power output socket for R12s.
2
Ra12
APPLICATION SAMPLE
Attention: Because LINE IN's R channel does not provide the power output, the signal should connect to
LINE IN's L channel when connecting few pieces speakers.
1.Stereo mode I. (long distance)
Signal Source
2.Stereo mode II.(short distance)
Signal Source
3
Ra12
APPLICATION SAMPLE
3.Stereo+Mic(one)
Signal Source
Press this button to choose the MIC
In this situation two speakers can play signal in MIC and stereo together
4. Active + passive.
1
2
3
4
MIC
MIC
MIC
MIC
LINE IN
LINE IN
LINE IN
LINE IN
STEREO
AUX RETURN AUX SEND
R
L/MONO
Ra12
-10
GAIN
+4
-10
GAIN
L
L
R
R
R
+4
R
R
TYPE IN
0
-15
0
0
EQ
0
EQ
0
EQ
0
EQ
0
EQ
HIGH
HIGH
HIGH
HIGH
HIGH
12KHz
12KHz
12KHz
12KHz
12KHz
-15
0
+15
MID
-15
0
+15
MID
2.5KHz
-15
0
+15
MID
2.5KHz
-15
0
+15
MID
2.5KHz
-15
0
+15
0
+48V
+48 V
POWER
+10
10
AUX
RET
MID
2.5KHz
TYPE OUT
AUX
SEND
5
MID
2.5KHz
5
EQ
HIGH
12KHz
+15
R12s
PHONE
L
L
-10
GAIN
+4
+4
CTRL R OUT
MONO
L
-10
RIGHT
2-TRACK IN/OUT
LINE IN 7-8
MONO
GAIN
MAIN OUT
LEFT
LINE IN 5-6
DELAY
+7
+4
2.5KHz
+2
-15
0
+15
-15
0
+15
LOW
-15
0
+15
LOW
80Hz
-15
0
+15
LOW
80Hz
-15
0
LOW
80Hz
-15
+15
0
+15
LOW
80Hz
0
0
10
-2
LOW
80Hz
80Hz
-4
UP
-7
-15
+15
-15
5
+15
-15
5
+15
-15
5
AUX /
+15
-15
5
AUX /
EFF
-15
+15
AUX /
EFF
+15
5
5
AUX /
EFF
-10
5
AUX /
EFF
EFF
SENT
AUX /
EFF
-20
EFF
L
0
10
L
R
0
10
L
R
0
10
L
R
0
10
L
R
0
10
L
R
0
10
L
R
0
5
PAN
PAN
dB
dB
MUTE
PAN
dB
MUTE
10
10
PEAK
dB
MUTE
10
PEAK
SING
PAN
dB
MUTE
10
PEAK
SING
L
0
10
0
10
PHONE LEVEL
dB
MUTE
10
SING
R
5
REPEAT
PAN
dB
MUTE
10
PEAK
SING
PAN
LEVEL
DOWN
10
PFL
10
R
10
R12s
0dB
COAXIAL SPEAKER
SING
SING
0
0
0
0
0
0
0
10
10
10
10
10
10
10
20
20
20
20
20
20
20
2TK
10
15
20
25
25
30
30
40
40
25
30
40
25
30
40
25
30
40
25
30
40
45
45
45
45
45
45
1
2
3
4
5-6
7-8
Console
R12s POWER
OUTPUT
~ 220V-230V 50/60Hz,T2.5AL
THEMAX.CONS UMPTIONPOWER220W
2TK TO MIX
25
25
30
30
40
45
EFFECT
EFF TO MIX
40
60
MAIN MIX
Signal source
INPUT
OUTPUT
ON
SENSITIVITY(1m/1W):
95dB
IMPEDANCE:
8
NET WEIGHT:
15.5kg
OFF
Elder Audio Manufacture Co.,Ltd
Rear input panel for Ra12
4
Rear input panel for R12s
Ra12
FREQUENCY RESPONSE
110
C LIO
dB
2 5 2.0
D eg
100
1 8 0.0
90
1 0 8.0
80
3 6.0
70
- 3 6.0
60
- 1 08.0
20
1 00
1k
1 0k Hz
2 0k
PHASE RESPONSE
110
C LIO
dB
2 5 2.0
D eg
100
1 8 0.0
90
1 0 8.0
80
3 6.0
70
- 3 6.0
60
- 1 08.0
20
1 00
1k
5
1 0k Hz
2 0k
Ra12
WATERFALL
00
dB
- 10
0 .0
- 20
1 .3
- 30
2. 7
- 40
- 50
2 00
1k
1 0k
4 . 0 ms
2 0k Hz
C LIO
THD
120
C LIO
dB
1 8 0.0
D eg
110
1 0 8.0
100
3 6.0
90
- 3 6.0
80
- 1 08.0
70
- 1 80.0
40
1 00
1k
Frequency Response
1 0k
2nd Distortion
6
Hz
2 0k
3rd Distortion
Ra12
HORIZONTAL DIRECTIVITY
The data of Ra12 horizontal directivity were collected by testing the speaker system in a big anechoic
chamber.
0
0
30
330
60
300
150
210
90
270
120
240
120
240
150
210
60
300
90
270
120
240
30
330
60
300
90
270
0
30
330
150
210
180
180
180
100Hz
160Hz
200Hz
0
0
30
330
60
300
150
210
90
270
120
240
120
240
150
210
60
300
90
270
120
240
30
330
60
300
90
270
0
30
330
150
210
180
180
180
400Hz
630Hz
1.0kHz
0
0
30
330
60
300
150
210
90
270
120
240
120
240
150
210
60
300
90
270
120
240
30
330
60
300
90
270
0
30
330
150
210
180
180
180
1.6kHz
2.5kHz
3.15kHz
0
0
30
330
60
300
120
240
150
210
120
150
210
60
300
90
270
240
30
330
60
300
90
270
0
30
330
90
270
120
240
150
210
180
180
180
6.3kHz
10kHz
16kHz
The scale is stepped by 6dB increment.
7
Ra12
VERTICAL DIRECTIVITY
The data of Ra12 vertical directivity were collected by testing the speaker system in a big anechoic
chamber.
0
0
30
330
60
300
150
210
180
100Hz
160Hz
0
60
300
60
150
120
240
180
630Hz
0
1.0kHz
0
30
60
300
150
180
1.6kHz
2.5kHz
120
240
150
210
180
0
90
270
120
240
60
300
90
270
120
240
180
3.15kHz
60
300
120
240
150
120
150
210
60
300
90
270
240
30
330
60
300
90
270
0
30
330
150
210
0
30
30
330
60
300
90
270
0
30
330
150
210
180
400Hz
210
90
150
210
60
270
120
240
30
300
90
180
330
0
330
270
120
240
210
200Hz
300
90
270
330
180
30
330
150
210
0
30
210
120
240
150
210
180
330
90
270
120
240
60
300
90
270
120
240
30
330
60
300
90
270
0
30
330
90
270
120
240
150
210
180
180
180
6.3kHz
10kHz
16kHz
The scale is stepped by 6dB increment.
8
Ra12
INSTALLATION
DIMENSIONS
542mm
440mm
Top view
Front view
84mm
374mm
135mm
Back view
Side view
9
Ra12
SAFETY INSTRUCTIONS
DO NOT OPEN THE COVER
Do not open the cover to avoid the risk of electric shock caused
by high voltage parts in the product. Warranty exclude damage
caused by incorrect operation or installation of this product.
DO NOT DAMAGE THE POWER CORD
Please hold the plug when pull out or plug in the cord. Do not
pull out or touch the cord with wet hand, or it will cause the risk
of electric shock. Power supply cords should be routed so they
are not likely to be walked upon or pinched by items placed on
or again st them. When removing the cord from a power outlet
be sure to remove it by holding the plug attachment and not By
pulling on the cord.
AVOID OBJECT AND LIQUID ENTRY
Take care that objects do not fall into this product.
Please make sure water or moisture does not enter
this product as damage will be caused.
Qualified personal should only open this product.
ABNORMAL STATUS
In the event of abnormal noise or working conditions
please turn off the mains power immediately.
Please refer to qualified person to check product.
WHEN NOT IN USE
Please turn product off and remove mains power.
10
Ra12
LIMITED WARRANTY
If manufacturing fault occurs during the specified warranty period from the date of original
purchase, the product will be repaired or replaced without charge by Elder Audio.
The Limited Warranty does not apply to:
(a)exterior finish or appearance;
(b)certain specific items described in the individual product data sheet or owner's manual;
(c)malfunction resulting from use or operation of the product other than as specified in the
individual product data sheet or owner's manual;
(d)malfunction resulting from misuse or abuse of the product;
(e)malfunction occurring at any time after repairs have been made to the product by anyone
other than Elder Audio Service or any of its authorized service representatives.
To obtain warranty service, customer must deliver proof of purchase of the product in the form
of a bill of sale or receipt invoice.
Ra12 Speakers and Speaker Systems are guaranteed against malfunction due to defects in
materials or workmanship for a period of three (3) years from the date of original purchase. The
Limited Warranty does not apply to burned voice coils or malfunctions such as cone and/or coil
damage resulting from improperly designed enclosures. Additional details are included in the
Limited Warranty statement.
Ra12 Accessories are guaranteed against malfunction due to defects in materials or workmanship
for a period of one (1) year from the date of original purchase. Additional details are included in the
Limited Warranty statement.
Ra12 Flying Hardware (including enclosure-mounted hardware and rigging accessories) is
guaranteed against malfunction due to defects in materials or workmanship for a period of one
(1) year from the date of original purchase. Additional details are included in the Limited Warranty
statement.
Specifications are subject to change without notice.
11
Ra12
www.elderaudio.com