[CQ-Contest] Skimmer on SSB
Martin Monsalvo, LU5DX
lu5dx at yahoo.com
Wed Jul 28 16:34:37 PDT 2010
Totally possible. A subtone in your F1 (CQ memory) , some added logic to the
soft used for CW skimmer....
CW Skimmer would become AnyMode Skimmer.
Martin, LU5DX
www.5bits.net/lu5dx
[CQ-Contest] Online marketing spottingDavid Gilbert xdavid at cis-broadband.com
Wed Jul 28 09:46:10 PDT 2010
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Hi, Pete. Those are all valid comments ... for today. I think it might be
possible, however, to overlay a voice signal with some sort of lower-volume
digital encoding that a Skimmer-like application could decode, possibly with
more reliability than for CW if the proper encoding scheme was chosen. I'm no
expert on the digital modes, but I believe that some of them are rather
remarkable in terms of intelligibility in the face of interference ...
especially when they have voice-wide bandwidths to work with. Anyone could
rather easily generate the combined voice/signature files for use as voice
macros, and of course receivers could be adapted for whatever target band
segment was desired. It remains to be seen whether such a scheme would be
considered legal, though, even if someone only used such a digital overlay when
transmitting and didn't user a decoder to receive callsign information. If I
transmit a digital signal that allows the guy on the other end to decode my
callsign, would I be violating the rules prohibiting cross-mode-contacts? I
strongly suspect I would, but who knows what future evolution of the rules
might occur for assisted categories. Just some thoughts ... 73, Dave AB7E
Martin, LU5DX
www.5bits.net/lu5dx
http://lu5dx.blogspot.com
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