[Lowfer] Calling all NAVTEX Experts

William E. Isakson bill.isakson at gmail.com
Wed Jun 4 19:32:45 EDT 2014


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.  It
is useful for computer modes.

--------


Bill Isakson     AC6QV
Roseburg, Oregon USA
bill.isakson at gmail.com

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On Wed, Jun 4, 2014 at 3:45 PM, JD <listread at lwca.org> wrote:

> Thanks Neil.  I don't want anyone to think I'm putting down today's amateur
> digital modes software...just pointing out that there's a risk we may be
> unwittingly limiting what could be done by accepting the early SSB
> compromise as a standard operating procedure.  The solution could be very
> simple.  If more of the sotfware were written to put the offset in a range
> more typical of BFO frequencies, rather than planting it right in the
> middle
> of the voice spectrum, and if the "dial frequency" recommendations for each
> band were adjusted accordingly, that would make it easier to achieve
> compatibility between users defaulting to SSB bandwidth and those trying to
> give their receivers a fighting chance by employing CW bandwidths.
>
> John
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