[Milsurplus] [ARC5] A Cable Question

[WA5CAB at cs.com]

John,

The 1954 Amphenol catalog also lists the OD of RG-8/U as 0.405".  The only 
cable on their list that year close to 0.380" is RG-7/U @ 0.370".  It is 97 
ohm nominal impedance.  Where you would find any of it today, I couldn't 
say.

In a message dated 07/27/2011 18:55:30 PM Central Daylight Time, 
jfor at quikus.com writes: 
> OK, this is involved:
> 
> I'm working on a LORAN-A receiver for a Museum Ship and the antenna
> connector is an Amphenol Type 93. This is an early WW II aardvaark, used
> in only a few places AFAIK. Thanks to a generous list member, I now have
> the proper connector in hand.
> 
> However, the connector will not take standard RG-8 or RG-214 cable. Their
> OD is to big.
> 
> Assembly instructions from another list member calls out Navy Type
> CASSF-50-1 cable.
> 
> Furthermore Google finds in "(1954) AN 16-30ARC5-2 Handbook Maintenance
> Instructions AN/ARC-5" that this cable is used to connect a VHF ARC-5 to
> the antanna and crosses it to RG-8/U.
> 
> However, a check of current catalog of this cable specifies an OD of 0.405
> nominal, which will not fit.
> 
> Apparently, the OD of RG-8 has changed over time. I think cable of OD
> <0.380" will work. The center conductor needs to be stranded.
> 
> So, does anybody know where I can get a few (6?) feet of the stuff, even
> more preferably with an PL-259 on one end? I'd buy a roll of maybe 100' if
> there is a source.
> 
> Thanks,
> 
> -John
> 

Robert Downs - Houston
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