Military Tactical Radios

Numbers Stations, The Woodpecker etc.

The so-called “Numbers Stations“ are a favorite topic on the Interwebs. Some obvious open source information is available but wild speculation about them is widespread. I won’t try to duplicate […]

Mil Radio Ops at FOB COVID 2020

The following is a brief After Action Report on Military Radio training operations at Forward Operating Base COVID, July 2020. Scheduling difficulties required delaying from the June 2020 ARRL Field […]

AN/APR-1 & APR-4 Radar/Comm Surveillance Receiver

AN/APR-1 Radar/Communications surveillance receiver.  (aka APR-1). Below: Type 13 and 22 Air Search Radars aboard the Imperial Japanese Navy destroyer HARUTSUKI. They were also installed on some IJN submarines after […]

TRC-88 HF CW/SSB Transceiver

UPDATED 7/1/19 A work in progress. I am currently working on reviving an RT-665( )/TRC-88 transceiver. This will be a challenge since I cannot find any documentation on the set […]

TRC-77A HF CW Transceiver

UPDATED 7/18/20 A friend recently gave me an RT-654A/TRC-77. Also known as the TRC-77A.  The RT-654(*) is the basic component of the “AN/TRC-77” set. (“TRC” = Transportable Radio Communications. The […]

The PRC-47 HF SSB/CW/RATT Transceiver

Updated 4/2/20 Some notes regarding the Collins PRC-47.  This radio was designed by Collins and produced by them but they also subcontracted with Bendix to produce additional sets. All Collins […]

AN/GRC-109 “Special Forces” Radio Set

UPDATED 11/9/20:  My favorite “Black Radio” even with its few quirks. Probably the ultimate “SHTF Radio” for trained (or trainable) personnel. Some research, observations and adventures below, a Work in […]

SCR-284 Radio Set

UPDATED 29 June 2020.  The SCR-284 was used extensively during WWII.  The basic component is the BC-654-A receiver transmitter. Designed as a portable field radio, the complete field set could […]

PRC-25 Radio Set

UPDATED 21 July 2020 The AN/PRC-25 (AKA “Prick-25”) had a relatively short but very successful history. In 1967 General Creighton Abrams, deputy commander of the Military Assistance Command Vietnam called […]

AN/GRC-9 Radio Set

Updated 7/21/2020: US Marines of a Tactical Air Control Party with the First Marine Division in combat at the Chosin Reservoir operating a GRC-9 transmitter-receiver.  Hand cranked generator, cold weather, […]