[ARC5] RDO, and APR-1/SPR-1, TN-1B

[WA5CAB at cs.com]

There were three, R-54/APR-4, R-375/APR-4X and R-444/APR-4Y.  The first two 
will run off of 115/60.  The latter requires 115/400.

In a message dated 06/22/2013 10:01:37 AM Central Daylight Time, 
releazer at earthlink.net writes: 
> There were at least two versions of the APR-4.  The first version was the 
> WWII model, which uses octal tubes.  The Korean War version was the 
> APR-4Y, which uses miniature tubes; I have an example.
> 

Robert Downs - Houston
wa5cab dot com (Web Store)
MVPA 9480