[Lowfer] Calling all NAVTEX Experts
JD
listread at lwca.org
Fri Jun 6 20:45:06 EDT 2014
Bill Isakson writes: "Some radios have an FSK mode, the Kenwood R-5000
receiver, for example. This puts in the CW filtering but at a much higher
center frequency."
That's true. I've tried that with mine previously, but it places the tones
up above 2 kHz, so one still has to shift the IF passband and/or adjust what
one is telling the software about the dial frequency. So far, it seems
simplest just to use USB mode and do the filter switch and IF shift
manually.
However, it's still an interesting idea. I may try the approach again to
see if FSK mode offers better compensation for the narrow filter's
attenuation than USB mode does.
Or rather, I'll try once it gets dry enough to go out in the field again.
I'll probably have to sit out the next 24-48 hours. I can clearly see the
tracks where I almost didn't make it out of the mud between storms last
night.
John
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