[hfsig] Re: [Flexradio] The final nail in the coffin of Morse ?
Robert McGwier rwmcgwier at comcast.netSat Jul 23 02:28:49 UTC 2005
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You know my feelings already. These suggestions will enable real HF modems for the first time. I would not have dreamed of building a reasonable HF modem until the League proposals were brought forward. It would have just been a waste of time. I would have been run out of amateur radio for even suggesting doing MS188-110A,B, etc. on (say) 20 meters in the phone band. Now I can see doing some serious work and it actually could be interesting at last. We could have 19-50 Kbps NVIS modems kicking some real butt in 9 Khz bandwidth. Since OFDM - fade designed trellis QAM seems like AM to me anyway. ;-). Imagine having really serious digital voice over NVIS channels with S9 signals on 40 meters and running 5 watts. Bring it on! Bob DuBose Walt Civ AETC CONS/LGCA wrote: > First, the NPRM was not strictly an ARRL proposal, in fact, it didn't > appear to me to be the major proposal or proposal that the FCC used to > draft the NPRM. > > Ok Bob, we know your views on CW, which are similar to my feelings, > but what about the Board's decision to limit HF bandwidth to 3.5 KHz > with a 9 KHz exemption for AM? Don't we need wider bandwidths for > high-speed, robust data modes? Isn't the bandwidth limitation going > to be a greater factor in hingering the growth of amateur radio than > the Morse Code issue? > > Walt/K5YFW >
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