I think you are describing R340, the meter calibration pot. You'll find it
in the schematics for the original Orion in the A7 group, 81917_10.pdf.
Chief Technical Officer
Results Radio, LLC
----- Original Message -----
From: "Dave Heil" <email@example.com>
To: "Discussion of Ten-Tec Equipment" <firstname.lastname@example.org>
Sent: Friday, August 17, 2007 10:17 PM
Subject: [TenTec] Orion - What's this trim pot?
> I'm finally getting around to doing the sweep mod on my Orion. I
> removed the covers this evening. I know about the master transmit audio
> gain pot and the contrast post under the lip of the front panel.
> Can someone tell me the function of the pot which is behind the top edge
> of the front panel and visible after removing the top cover? There is
> an access hole for it on the black, ventilated metal strip just behind
> the panel.
> Dave Heil K8MN
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