
CVA-3120
VA-700
I.R.T. Communications Pty Ltd | www.irtcommunications.com
Page 18 of 23
Revision 10
TECHNICAL SPECIFICATIONS
Video:
Video system
Composite PAL or NTSC.
Performance:
Performance figures given are for overall performance when the sub-module is mounted in a VA-700 VDA.
Gain range
±
3 dB.
Differential phase
< 0.1
°
(at 3.5 to 4.3 MHz).
Differential gain
< 0.05% (at 3.5 to 4.3 MHz).
Signal to noise ratio
< -70 dB.
For other performance specifications see VA-700 data sheet.
External control:
Potentiometer
1 kW connected to pins 1, 2 & 3 of 3 pin remote control
connector on rear panel of VA-700.
DC
0 - 12 Vdc connected to pin 3 of 3 pin remote control
connector (pin 1 Gnd) on rear panel of VA-700.
Response time constant
< 0.1 seconds.
Power Requirements:
Voltage
±
12 Vdc taken from VA-700.
Power consumption
<3 0 mA additional to VDA requirement.
Other:
Temperature range
0 - 50° C ambient
Mechanical
Suitable for mounting in IRT VA-700 VDA in designated
sub-board area. Note that only one sub-board may be fitted at
one time.
Dimensions
124 mm x 41 mm PCB
Standard accessories
(supplied with sub-module)
Matching 3 pin IDC connector for remote control connector on
rear of VDA.
Part # 1300-103-426.
Due to our policy of continuing development, these specifications are subject to change without notice.