How far away physically is the paragon from the power supply. It should be
more than a few feet. It is possible for the magnetic lines of flux from
the power supply transformer to cut through the paragon VFO resulting in a
raspy sound.
Carl Moreschi N4PY
121 Little Bell Drive
Bell Mountain
Hays, North Carolina 28635
----- Original Message -----
From: "john" <johnmb@nc.rr.com>
To: <tentec@contesting.com>
Sent: Sunday, November 05, 2006 9:26 AM
Subject: [TenTec] Astron and TenTec rigs (Paragon)
> I seem to recall some users reporting problems with Astron PS's and tentec
> gear (though for the life of me, I can't recall the details). I'm having a
> problem in that using a 50A Astron (new filter cap) results in a raspy CW
> sidetone note... sounds like 60hz but I cant be sure. It happens only when
> on higher powers (>60watts) on all antennas (including dummy load) on all
> coax, etc etc.
>
> When I switch to a different supply (in this case, another Astron as bench
> supply) all is well. The Omni VI that sits next to the Paragon on the
> operating table has no issues. Swapping all cables with the perfectly
> working Omni results in no change...Omni stays good, Para bad.
>
> The Para has just made a round trip to Tentec and has a clean bill of
health.
>
> The Para and omni is being fed through identical TT magnetic breakers.
>
> Ideas? I'm stumped. I've got other supplies to use, but there should be no
> reason for this!
>
> John K5MO
>
>
>
> --
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>
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