[Amps] QST Article 3-500 Tube Tester

[GARY SWARTOUT]

Jim: Your favorite issue.....April 2012.

73
Gary K7GS

> From: jimw7ry at gmail.com
> To: amps at contesting.com
> Date: Sun, 18 Nov 2012 22:01:47 -0800
> Subject: [Amps] QST Article 3-500 Tube Tester
> 
> Can anyone refresh my memory on which QST issue the 3-500 tube tester was in? I’ve been looking on the ARRL site and no luck.
> 
> Thanks!
> 73
> Jim W7RY
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