[Milsurplus] What was TRC-1 used for?

C.Whitaker whitaker at pa.net
Sat Mar 24 07:43:58 EDT 2012


de WB2CPN
I used AN/TRC-1 at various places in AACS (USAF) from 1947
to 1964.  Have pictures from some I had in Korea on a hill top
near Taegu.  It was part of a Radio Relay system that used the
RF frequencies Bob mentioned.  It was Duplex on Yagi antennas.
The 4-channel voice equipment was the CF-1, and 4-channel
TTY was the CF-2.  Voice channels used EE-8 Ringers.
The transmitter ran hot, so we opened the top and put a larger
fan on it.  These equipments were replaced by the AN/TRC-24
in the early 60's.  They used a Bat-Wing UHF antenna.
The TRC-1 antennas did not have a balanced feed, coax just
went to one side of the driven element.  Unique, but the pattern
was wiggled off to one side because of this.
73  Clete  (Am I showing my age?)
++++++++++++++++++++++++++++++++++++





On 3/23/2012 9:06 PM, Robert Nickels wrote:
> Somewhere along the line I picked up this cool yagi in a knock-down
> transit case called AS-20F, which according to the label is for the
> TRC-1.   I'm curious what the TRC-1 was used for, the one French website
> that I found seems to lump it in with microwave relay systems, but the
> TRC-1 (which consists of the R-19 receiver made by Hallicrafters and the
> T-14 transmitter) operated on a single frequency in the 70-100 mc
> range.    There is a chart showing how to adjust the length of the yagi
> elements over this range.   I don't have any docs or cables but there
> are two type N connectors for feedlines, so maybe it ran duplex?
>
> I figure someone here can enlighten me a bit!
>
> 73, Bob W9RAN
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