Rick wrote: > And down the road, there would be nothing stopping the use of the open > MIL-STD/FED-STD/STANAG protocols for higher speeds. It is possible that > even the U.S. could someday use the high speed single tone modems on > HFwith a change in FCC regulations. And maybe they really work well on > HF, even with what seems like impossible waveforms. > > 73, > > Rick, KV9U
The key..."a change in FCC regulations." There are commercial modes that have a user throughput of over 2000 WPM with ZERO errors and can provide 100% copy at a -12 dB or better SNR...but they don't run in a 3 KHz channel either. BTW Rick, what is the HFlinknet system? Walt/K5YFW