Well Bonnie I don't know why your not hearing digi activity down at 7.030 - 7.040. In a half hour listening down on those frequencies I copied 24 different callsigns, in this part of the world all the digi activity is between those frequencies.
73 Alan G3VLQ ----- Original Message ----- From: "Roger J. Buffington" <[EMAIL PROTECTED]> To: <digitalradio@yahoogroups.com> Sent: Wednesday, January 03, 2007 3:19 AM Subject: Re: [digitalradio] Re: Trends in Frequencies for 40m Digi Keyboarding > expeditionradio wrote: >> >> > >> Considering USA's recent diminishment of the data subband segment >> on >> 40 meters, the projected increase in the number of Extra >> operators, >> the declining use of morse CW in the world, and the increasing use >> of >> digital keyboarding, 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 > > The above is news to me. I rarely hear any digital signals on 40M > much > below 7.065. The bulk of keyboard digital activity seems to take > place > from about 7.069-7.075 or so. If there is a trend towards digital > qsos > down around 7020-7040 it is not discernible. It is true that SSB > from > countries that permit it around 7070 is sometimes a problem, but I > sure > haven't noticed a "trend" towards USA ham using the digi modes > moving > down around 7020-7040. > > de Roger W6VZV > > > > Suggested Calling/Beaconing Frequencies: > 17M: 18103.4 > 20M: Primary:14.078.4 Secondary: 14.076.4 Digital Voice: 14236 > 30M Primary:10.142 Secondary 10.144 > 40M Region 2: 7073 Region 1/3: 7039 > 80M Primary : 3583 Secondary: 3584.5 > Announce your presence via our DX Cluster > telnet://cluster.dynalias.org > > > Yahoo! Groups Links > > > > > > -- > No virus found in this incoming message. > Checked by AVG Free Edition. > Version: 7.5.409 / Virus Database: 268.16.2/613 - Release Date: > 1/1/2007 > >
