Walt, What you are describing sounds very close to MT-63.
73, Rick, KV9U DuBose Walt Civ AETC CONS/LGCA wrote: >There has been some discussion about what mode does what and what is >needed/desired. > >We have had a little discussion on what the problems were during Katrina >with digital communications. > >During hurricanes Katrina and Rita, I worked with a disaster relief group >and operated as their HF net control station and a participating station. >Our network in Katrina ran from the Mississippi Gulf Coast up to Atlanta >back to Louisiana including New Orleans, Batron Rouge, Hammons, Bogalusa and >north, Alexandria, Lafayette, Beaumont Texas, Dallas and San Antonio Texas. > >Most of the time we would have liked to use a keyboard-to-keyboard >mode...probably 60% of the time. 20% to 30% of the time Sideband Voice was >Ok. But there was 10% of the time when we would have liked to be able to >send a rather large data file from our Dallas, San Antonio or Atlanta >stations to all of our stations. In many instances conditions were so poor >that voice communications didn't work very well at all. Most of the time >when sending smaller data packages, reading them by voice worked Ok; >however, we have many request for repeats and we had to relay many times. > >We only operated on three frequencies and primarily on 40 and 75 meters >since propagation programs showed that these were the best frequencies to >use at the time. > >I might mention that our net operations and net control stations operate >much like a state or local EOC (I worked many years in a large city EOC). > >When I think of what I would like in a mode to support the type of >communications I was involved in (and I think most of the disaster relief >agencies such as the Red Cross, Salvation Army and the like), I would like a >robust keyboard-to-keyboard mode that would accept typing at about 50-60 >WPM. Also a robust mode that could send data files at 200 WPM and be robust >enough to work right down in the noise. > >As far as frequency selection, when you only have 2 bands that will support >propagation and use only one frequency on each band, channel selection is >not a problem. An automatic call ability, such as SELCALL, would be very >nice to have. > >Most of the other capabilities I hear about are nice but not really needed. > >I believe that the type of operations I was involved in, and will be again >this hurricane season, are useful in passing many if not most types of >traffic on HF. > >Thanks and 73, > >Walt/K5YFW > > > Need a Digital mode QSO? Connect to Telnet://cluster.dynalias.org Other areas of interest: The MixW Reflector : http://groups.yahoo.com/group/themixwgroup/ DigiPol: http://groups.yahoo.com/group/Digipol (band plan policy discussion) Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/digitalradio/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/