search for: wsjt

Displaying 4 results from an estimated 4 matches for "wsjt".

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2008 Aug 22
2
Digital speech within 100 Hz bandwidth
HA! Just when I was getting ready to drop myself from this list, along comes a ham radio question! Shoving digital voice down a 100 Hz pipe would be mighty darned tough/impossible. N0YMV has a good suggestion. Try those WSJT modes. They use narrow bandwidth and are fun to play with. There are documented instances where moon-bounce QSOs have been completed with these modes. No, it's not voice, but it does work. Oh, JT65 mode in WSJT is designed specifically for EME communication. I used the HSCW (high speed...
2008 Aug 12
3
Digital speech within 100 Hz bandwidth
Dear Sir, Could you please forward this e-mail to your engineering department. I am a ham radio person who wants to transmit from the Earth to the moon and back to the Earth by phone not by Morris code. This will be a very weak signal. I need an extra 13.8 dB of gain. Could you please help me distribute the attached paper to someone who could take this project into the next level? Please reply
2008 Aug 23
0
Digital speech within 100 Hz bandwidth
...der (KC7RAD) <kc7rad at radstream.com> wrote: > HA! Just when I was getting ready to drop myself from this list, along > comes a ham radio question! > > Shoving digital voice down a 100 Hz pipe would be mighty darned > tough/impossible. N0YMV has a good suggestion. Try those WSJT modes. They > use narrow bandwidth and are fun to play with. There are documented > instances where moon-bounce QSOs have been completed with these modes. No, > it's not voice, but it does work. Oh, JT65 mode in WSJT is designed > specifically for EME communication. > > I...
2008 Aug 22
0
Digital speech within 100 Hz bandwidth
...ack > to the Earth by phone not by Morris code. This will be a very weak signal. I > need an extra 13.8 dB of gain. Could you please help me distribute the > attached paper to someone who could take this project into the next level? Mike, If you don't like Morse, how about K1JT's WSJT suite of modes? They were designed by Joe Taylor--who is an EME'er and very competent ham. They are all keyboard-to-keyboard modes, so you can cut out the whole voice side of things. No point in involving analog modes when you can keep it all digital. Best of luck. Cheers, David n0ymv