[ARC5] ARC-39
Scott Johnson
scottjohnson1 at cox.net
Sat May 2 13:59:35 EDT 2020
I figured there has been a lot of talk lately about various ARC-5 precursors
and derivatives. But not much talk about one of the coolest of ARC's
creations, the ARC-39.
Here you have the equivalent of a full complement of ARC-5 HF gear in one 1
ATR ARINC box, with presets, and internal power supply. Everything you
needed for a command radio function, about ten years too late. I often
wonder what the Navy did with this radio. It was apparently deployed on
training aircraft such as the T-34, T-2, etc., as well as the P3A and UH-43.
I have three examples, all were built under a 1959 navy contract. Does
anyone know why this radio was contracted? I sure is cool, with 12 preset
crystal controlled channels in the 2-9.1 MHz range, two 6159s (28V heater
6146) modulating one 6159. Balance of tubes are 7/9 pin miniature. Modular
construction, typical very high quality gold plated ceramic wafer connectors
internally. 10-15W carrier with 95% plus modulation. Can be operated
locally or remotely. Very sensitive, selective receiver. Any old Navy
Airedales out there that know anything about the application of this set?
Seems much too late for HF interplane or air to ground.
Scott V. Johnson W7SVJ
5111 E. Sharon Dr.
Scottsdale, AZ 85254-3636
H (602) 953-5779
C (480) 550-2358
scottjohnson1 at cox.net <mailto:scottjohnson1 at cox.net>
scott.johnson at ieee.org <mailto:scott.johnson at ieee.org>
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