Paul Kelley wrote:
> I am wanting to temporarily use a Kenwood TM-241A radio at a
> repeater site... not for a repeater receiver but for
> something fairly "mission critical". I fed the audio
> output available at the mic connector to a TS-32P and it
> seemed to decode fine at first. I have now found it
> decodes signals from some radios and not from others. Not
> sure if the audio level is borderline (too low) or if the
> audio from that point may be after a high pass filter in
> the radio or what??? Any hints? I am on my way back to
> the site to mess with it some more but will check back with
> email in a couple of hours.
>
> Paul, N1BUG
That audio is after the high-pass filtering that specifically filters
out CTCSS. The easiest thing to find would be to go to the high side of
the volume control pot (not the wiper), and see how that works. It's
most likely raw discriminator audio.
--
Jim Barbour
WD8CHL
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