ARC-164

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AN-/ARC-164 radios are the standard U.S. and NATO radio for air-to-air and air-to-ground communications. he AN/ARC-164 is the U.S. Air Force and U.S. Army standard avionics radio. Over 60,000 have been built by Raytheon.

It operates in the UHF frequency band (225.000 to 399.975 MHz), synthesizing 7000 channels with 25 kHz spacing. 20 preset channels, plus 243.0 MHz Guard, can be defined. It transmits with up to 10 watts of power, HAVE QUICK II electronic protection, and is compatible with standard encryption.

The unit comes in a variety of form factors, both in a single and modular packages, and newer models are compatible with the MIL-STD-1553B communications bus. Aircraft using it include the A-10 Thunderbolt II, AC-130, B-1 Lancer, B-52, C-130 Hercules, C-141 Starlifter, C-17 Globemaster III, C-20B, C-20H, C-21A, C-5 Galaxy, KC-135 Stratotanker, CV-22 Osprey, E-8 Joint STARS, EC-130, F-117 Nighthawk, F-16 Fighting Falcon, HC-130N/P, HH-60G, KC-10A, MC-130 COMBAT TALON, MH-53 PAVE LOW, MH-60G Nighthawk, RC-135 RIVET JOINT and RC-135 COBRA BALL, U-2 Dragon Lady, VC-25A, and WC-135W.

It directly replaces a number of obsolete radios such as the AN/ARC-51, but is not part of the Joint Tactical Radio System.