Bonnie, thanks. I am glad to see your reference to 7020 to 7040 for digital DX. I am surprised to see the USA PSK31 ops calling CW on 7070 but Europeans calling on 7035 with no response. The Hell station I worked from CN8-land the other night, on 7038, was loud in the USA, but no takers.
Andy K3UK --- In digitalradio@yahoogroups.com, "expeditionradio" <[EMAIL PROTECTED]> wrote: > Hi Andy, > > As of 15 December 2006, the USA "data" subband defined by FCC is > 7000kHz to 7125kHz. So you are fine at 7035kHz. > g, the trend is heading toward more digital > keyboarding being used in USA in the 7020kHz-7040kHz part of the 40m > band, especially for DXing. This is compatible with bandplans and > actual use of digi keyboarding in the rest of the world. The newer > keyboarding modes are able to decode better than -13dB SNR, so this > makes low power DXing a reality for the average USA ham on 40 meters. > Throughout most of the world, 7040-7100kHz is filled with QRO SSB. > The SSB QRM makes 7040-7100kHz somewhat uncompatible with low power > and weak signal digi keyboarding DXing. > > 73 Bonnie KQ6XA >
