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Page Title:
Table 1-3. Equipment Supplied (Sheet 1 of 3) |
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|  TO 31R2-2GRC171-2
TM 11-5820-815-14
NAVELEX 0967-LP-544-5010
Table 1-2. Capabilities and Limitations (Sheet 6 of 6)
CHARACTERISTIC
SPECIFICATION
TRANSMITTER (Cont)
Keying
Main audio center tap
Ground (optional 6, 26, or 48 volts) keying. For ground keying, key line keying provides
keying
22-volt keying potential.
Remote ptt keying
Ground keying.
Local ptt keying
Ground keying through carbon or dynamic microphone ptt switch or front panel
PTT/CARRIER TEST switch.
Loop keying
Voltage: 6 volts (optional 26, 48, or 100 volts) with loop impedance of 47 kilohms.
Current: 20 or 60 milliamperes with loop impedance of 150 ohms.
Audio: 0.245 V rms audio tone, 300 to 3000 Hz, 600 ohms (optional VOX keying).
Table 1-3. Equipment Supplied (Sheet 1 of 3)
DIMENSIONS
COLLINS
mm
WEIGHT
QTY
NOMENCLATURE
PART
(in)
kg
NUMBER
(lb)
LENGTH
WIDTH
HEIGHT
1
Radio Receiver-Transmitter,
622-1628-001
487.7
482.6
221.5
33.8
RT-980/GRC-171 consisting
(19.20)
(19.00)
(8.72)
(74.5)
of the following:
1
D/a servo amplifier
621-6607-001
module A1
1
Frequency synthesizer
621-7956-001
module A2
1
Receiver rf module A3
621-7957-001
1
Audio module A4
621-6606-003
1
Dc-dc converter
621-7959-001
module A5
1
Voltage regulator
621-7958-001
module A6
1
Rf filter module A7
621-7960-001
1-9
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