Tnx Stuart, have done the coil cord routine. I guess that I will look inside.
> Try coiling up part of a mike cable into an orderly solenoid coil, NOT
> scramble wound. You can put it on a pop bottle or other pipe form for a
> test. If that works, you can measure and compute what inductance it was
> and replicate it with a ferrite core, passing the mike cable thru and
> around that for fewer turns.
> If you want to get deep into the radio, see if there are ferrite beads
> on the mike connector wiring, and if not, add that. Beads web sites
> usually have application notes on how much equivalent inductance you get
> per bead and you can put multiple beads if there is room. Insulate the
> beads from contact with chassis or other conductors.
> TenTec mailing list
TenTec mailing list