Volume 1
MIL-HDBK-162A
Section 1
15 December 1965
TYPE: OA-682/GPA-29, OA-682A/GPA-29
Composite Audio Signal- 2.100 c)s, modulated by
A FM radio link, in conjunction with carrier bay
compressed video (video and sync trigger)
equipments or a standard 600-ohm telephone line, may
391-cjps carrier, modulated by ag c and east
be used for the transmission of video infromation to a
mark data 560-cjps carrier, modulated by 60-
remotely located installation.
cips antenna position data (lower side-band,
RELATION TO SIMILAR EQUIPMENT
5'00 cps) 247-cps carrier, modulated by 60 cps
antenna position data (upper side-band, 307
Coordinate Data Transmitter OA-6t2A/GPA29 is
cps)
functionally interchangeable with Coordinate Data
Indicating Stations: 5 (max)
Transmitter OA-682/GPA-29. The OA-6d2A/GPA-29
Range, Local: 100, 150, or 200 mi
has greater range and azimuth accuracy, is used for
Range, Remote: 200 mi (max)
sector scanning, and uses JAN parts wherever possible.
Operating Voltage: 107 to 127v ac, 60 plus or minus
TECHNICAL DESCRIPTION
1 cps
Current Requirements:
Target Video Amplitude: plus 2v ac (min peak)
Facsimile Converter Group - 2.d amp
Target Video Pulse Width: 6 usec
Azimuth and Range Indicator - Local, 3.9 amp;
IFF Trigger Amplitude: 2.5v ac (min peak)
remote, 4.6 amp
IFF Trigger Pulse Width: 0.5 usec
Synchronizing Trigger Pulse Width: 6 usec
Synchronizing Trigger Amplitude: 2v ac (min peak)
Range Mark Amplitude: 2v ac (min peak)
INSTALLATION CONSIDERATIONS
Range Mark Pulse Width: 2 usec
Siting: Physically located with associated radar set,
Radar Synchro Data:
shielded from weather elements.
Radar Set AN/MPX-7 - 1-speed and 36-speed
Related Equipment:
Radar Set AN/TPS-1D - 1-sjpeed (60-c)ps
Radar Set AN/MPS-7
reference voltage)
Radar Set AN/TPS-ID
IP-336/GPA-29A Inputs, Local Operation:
Radar Recognition Set Mark X
Synchro Data - 1-speed, 36-speed, and reference
Facsimile Converter Group OA-914/GPA-29
voltage
Radio Set AN/TRC-1
Radar Video - Target video signal, synchronizing
Radio Set AN/TRC-d
trigger, and range marks
Telephone Terminal AN/TCC-3
IFF Input - Obtained from Radar Recognition Set
Telephone Terminal AN/TCC-7
Mark X
Display-Plotting Board Group AN/GPA-29
Input, IP-336/GPA-29A, Remote Operation:
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
HEIGHT
WIDTH
DEPTH
UNIT WT.
(Inches)
(Inches)
(Inches)
Indicator Control C-1722/GPA-29
1
Signal Data Converter
1
CV-369/GPA-29
Modulator Receiver
1
MD-260/GPA-29
Power Supply PP-1352/GPA-29
1
Power Supply PP-1379/GPA-29
1
Video Decoder KY-1BO/GPA-29
1
REFERENCE DATA AND LITERATURE
31P1-2GPA29-,13
31P1-2GPA29-502
31P1-2GPA29-54
Technical Orders:
31P1-2GPA29-71
31P1-2GPA29-21
31P1-2GPA29-72
31P1-2GPA29-22
31P1-2GPA29-74
31P1-2GPA29-24
31P1-2GPA29-96
OA-682/GPA-29: 2
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