Re: [digitalradio] SDRs Open Possibility for 18kHz Bandwidth HF Data?

2007-01-24 Thread Andrew O'Brien
So, , what digital modes exist that are in the 12 to 20 kHz range could I use if I when and bought a SDR today ? Andy K3UK On 1/24/07, expeditionradio [EMAIL PROTECTED] wrote: SDRs Open the Possibility for 18kHz Bandwidth HF Data providing more robust communications and higher speed data.

Re: [digitalradio] SDRs Open Possibility for 18kHz Bandwidth HF Data?

2007-01-24 Thread Walt DuBose
I am going to top post...so flame me. Hi Hi. Bob, I'm over 65, been a ham for almost 50 years dropped out of engineering to become a political scientist and somehow or the other became a program manager for ADPE (automatic data processing equipment and systems...can you say computer?). I

[digitalradio] SDRs Open Possibility for 18kHz Bandwidth HF Data?

2007-01-23 Thread expeditionradio
SDRs Open the Possibility for 18kHz Bandwidth HF Data providing more robust communications and higher speed data. With new Software Defined Radio (SDR) transceivers that use computer audio as the IF and DSP for filtering and modem, wider bandwidths than the traditional 3kHz SSB transceivers