Try talking into a dummy load, if it goes away you
need to wrap you headphone leads on a ferrite bead or
toroid. I had to do this with my O2 with CW.
73,
John NA9U
--- Grant Youngman <nq5t@comcast.net> wrote:
> > audio with or WITHOUT the processor turned on. By
> the way, when an
> > external speaker is plugged into the back, no
> problems.
>
> Which would certainly point to the headset ...
>
> Worth tyring a few turns of the headset cord around
> a suitable toroid. There are a
> number of folks who've found that necessary, but I
> don't know if it's more specific
> to the Heil phones than others. I've never had any
> RF problems with the Koss
> cans I normally use (or any other kind of RF issue
> for that matter), with either the
> Orion I or the II, although it gets reported from
> time to time.
>
> And this isn't a standard "feature" of the radio
> :-)
>
> Grant/NQ5T
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