Looking at the terminals of the Orion mic connector, there a 9 volt connection
to one of them. What's that for?
Torrey N9AUJ
>
> Amen, the notion of ground referencing mic leads is
> just plain silly.
>
> Duane
> N9DG
>
> --- "Rob Atkinson, K5UJ" <k5uj@hotmail.com> wrote:
>
> > It would be great if manufacturers built rigs with
> > balanced XLR audio inputs
> > and isolation transformers, and a separate PTT jack.
> > A lot of "RF in the
> > audio" problems would vanish. Balanced audio lines
> > are much less
> > susceptable to hum and RF pickup. All decent
> > baseband audio gear is
> > designed to operate with balanced lines;
> > professional audio and broadcast
> > equipment are designed for them, for the
> > aforementioned reasons. But ham
> > radio manufacturers seem to have stalled on the idea
> > that everyone operates
> > voice with a PTT hand mic, and coiled cord right
> > into the rig, as if nothing
> > has changed in the past 15 years or so.
> >
> > Rob Atkinson
> > K5UJ
>
>
>
>
>
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