It is from 1959 Ge Ham News.
john W9ZY
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--- On Wed, 3/30/11, Bill Smith <ko4nrbs@yahoo.com> wrote:
From: Bill Smith <ko4nrbs@yahoo.com>
Subject: [Amps] 813 Amplifier Article
To: amps@contesting.com
Date: Wednesday, March 30, 2011, 6:22 PM
Is this design still ok for the 813. It was written long ago I think.
http://jlandrigan.com/files/813%20Grounded%20Grid%20Amplifier/GE%20Ham%20News%20813%20GG%20article.pdf
I have a bunch of these tubes in hand.
73,
Bill Smith KO4NR
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