Check the E voltage at the PTO. If this voltage is not about 8 volts, the
PTO is disabled. The E voltage is jumpered at the ACCESSORY jack on the rear
panel. If it is not jumpered, the PTO will not have the E (Enable) present
will thus be disabled.
----- Original Message -----
From: "Michael Silevitch" <email@example.com>
Cc: "Michael Silevitch" <firstname.lastname@example.org>
Sent: Monday, February 20, 2012 7:18 AM
Subject: [TenTec] OMNI C Mixer or PTO problem
> I am trying to understand a problem with my newly purchased OMNI C. It was
> operating fine according to the person who sold it to me (and I believe
> him!). Upon arrival it seems that the PTO has no output or there is a
> problem mixing the PTO signal. The reason I say this is because I am
> observing displays of 9MHz, 1 MHz or 91MHz depending on the band. There is
> no transmitter drive current. According to the manual the display output
> a sign that mixing with the PTO is not occurring. I assume this also
> correlates with no transmitter current. I think (hope) the problem is
> something simple that was caused by the rough and tumble of shipping. I
> try things like testing the VFO out-in jumper, jiggling cables, leaving
> unit on overnight, etc. I do have the option of shipping the unit back but
> would rather fix it if it is a simple fix.
> Another question. Will the Corsair 263 VFO work on the OMNI C?
> I would greatly appreciate any advice on this problem.
> Mike K1PEV
> TenTec mailing list
TenTec mailing list