[ARC5] RAX Receiver Component Numbers (CG-46xxx) Info Request

Todd, KA1KAQ ka1kaq at gmail.com
Fri Feb 11 13:53:01 EST 2011


Would they have just used a 12v dynamotor with the same output
voltages, and stamped a big '12V' on the back of the receiver instead?
I've seen other sets that appeared to use this approach, though I
didn't pay close attention. Maybe Command sets?

~ Todd,  KA1KAQ/4

On Fri, Feb 11, 2011 at 1:32 PM, Mike Hanz <aaf-radio-1 at aafradio.org> wrote:
> Not all -1 suffixes on Navy aircraft equipment denoted a 28v version of
> a 12v set, Mike.  Examples are the Navy ARD, ARD-1, and ARD-2, as well
> as the ARC and ARC-1 receivers that became the AN/APR-1.  Those examples
> only reflect improvements, not a primary voltage change.  The XRAX on
> the "flight deck" described at http://aafradio.org/flightdeck/RAX.html
> has no mention of a RAX-1 anywhere.  The cover page of the Instruction
> Book for the first RAX sets (GEI-14926B for Nos-74810 dated 29 June
> 1940, serial numbers 1 to 75 inclusive) specifically states "for Navy
> Model RAX".  Section IX is entitled "Modification of Navy Model RAX to
> RAX-1 Equipment" but it is simply changing our the support racks and
> adding a junction box to the mix.  The receivers themselves show no
> change in model number or any internal modifications.


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