[R-390] No Peak on T701

Tim Shoppa shoppa_r390a at trailing-edge.com
Sun Apr 30 07:18:50 EDT 2006


"Barry" <n4buq at knology.net> wrote:
> I've been doing some more tweaking on one of my R390As.  T701 (output
> transformer from the PTO) will not peak.  I'm getting slightly less then 2V
> peak to peak no matter how I adjust the slug.  Anyone ever seen this
> behavior?  If so, any ideas what's wrong?

Check resistor values and DC voltages inside the PTO chassis. IIRC
there's one of them 2.2K's that are always off by a few hundred
percent.

Tim.


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