[na-user] Re: [CQ-Contest] so2r switch box
Glenn Rattmann <firstname.lastname@example.org>
Wed, 09 Aug 2000 14:17:52 -0700
At 10:26 AM 08/09/2000 -0400, you wrote:
>This is actually a huge consideration. My homebrew system has tx audio and
>audio in two separate boxes, switching mic, ground and PTT between radios.
>It's the only way to keep from having ground loop and RF feedback problems.
>I'm using two 'MP's.
All the big Kenwoods since the 930 use separate level grounds for
audio/return, and ptt/return. Don't mix them at chassis level. You may
use chassis ground for the ptt return I think.
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