AN/GRC-171 - GlobalSecurity.org
Jul 7, 2011 · The AN/GRC 171 is a multichannel transceiver extensively used throughout the world to provide communications with aircraft. It weighs 75 lbs, is completely solid state and has a transmitter...
GRC-171 - FortWiki Historic U.S. and Canadian Forts
GRC-171 Transceiver Radio Set - A Medium Range UHF AM Transceiver Radio set built by Collins Radio Group/ Rockwell International, Cedar Rapids, Iowa. Used in ground radar stations for ground-air communications.
The GRC-171(V)1 is a UHF AM transceiver designed for use in transportable and fixed station environments to provide ground-to-air and point-to-point AM voice transmission and reception for air traffic communications. This radio provides 7,000 channels for UHF AM communications in the 225 to 399.975 MHz range at 25 kHz spacing, with 20 watts.
2.1 Description: The Radio Set AN/GRC-171 is a UHF trans-ceiver intended for worldwide use in the air traffic control environment. The equipment provides AM and wideband data communications on any 1 of 7,000 channels (25 Khz spacing) in the 225- to 399.975 Mhz band.
AN/GRC-171(V)1, 2 & 4 UHF Radio Sets - Columbia Electronics
We stock spare parts for these sets . Contact us for fast quotations.
AN/GRC-171 DEPARTMENTS OF THE ARMY, THE NAVY, AND THE AIR FORCE 1 MARCH 1975. TO 31R2-2GRC171-2 TM 11-5820-815-14 NAVELEX 0967-LP-544-5010 Technical orders are normally distributed promptly after printing. Date(s) shown on the title page (lower right) are for identification only. This is not a distribution date.
TM-11-5820-815-14 Service and Circuit Diagrams RADIO SET AN/GRC-171 …
Radio Set Control C-7999/GRC-171, Outline and mounting Diagram. PRIMARY POWER STRAPPING.
Very High Frequency/Ultra High Frequency Communications System
Jul 7, 2011 · The GRC-171 Radio Group provides for secure/nonsecure, line-of-sight, Link 4A/Link 11/locally-controlled aircraft communications in the UHF range.
Table 3-1. AN/GRC-171 Controls and Indicators (Sheet 3 of 4)
RADIO RECEIVER-TRANSMITTER RT-980/GRC-171 (Figure 3-1) (Cont) 11. SQUELCH ON/ A10A1S5. Toggle switch. Selects squelch operation. OFF switch. NOTE. SQUELCH ON/OFF switch S5 is operative only when. REMOTE/LOCAL switch S3 is in LOCAL position. 12. VOL. A10A1R1. Potentiometer. Controls audio output level to …
721S Fixed Site VHF-UHF Radio Transceiver | Collins Aerospace
Drop-in replacement for GRC-171/-211 radios; 50,000-hour mean time between failures; Supports L-11/-22 and a variety of external modems; Intuitive and easy-to-use remote control options; ED-137 VOIP and network addressable; HQ I/II, and SATURN now available