[Amps] WEIRD ONE SOLVED

Bryan Swadener via Amps amps at contesting.com
Fri Apr 25 20:19:47 EDT 2014


And no more 60Hz hum from feeding the bias thru the
filament xfmr CT.

vy 73,
Bryan WA7PRC

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Date: Thu, 24 Apr 2014 19:50:07 -0400
From: Bill VE3NH
Subject: [Amps] WEIRD ONE SOLVED

The negative lead of the bias board should have been grounded
instead of attaching to B- since the GI7-B has an indirectly heated
cathode whose pin is common to one side of the filament.

Bottom line: everything now works as it should.
Now, bring on the 6M DX!  Thanks again, Paul.

Bill VE3NH



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