Ufb, David! Did you use mode 700B or 1600?

73, Helmut, DC6NY

-----Ursprüngliche Nachricht-----
Von: David Rowe [mailto:[email protected]] 
Gesendet: Freitag, 6. November 2015 04:30
An: [email protected]
Betreff: [Freetel-codec2] VHF FreeDV

I just had a pleasant across town chat with Peter, VK5APR on 2M FreeDV. 
  We used SSB radios.  Unlike HF no fading ...... so FreeDV 1600 worked 
really well and was preferable to SSB due to the lack of background 
noise.  It also operated noise free at 500mW with a SNR of 10dB.  SSB 
was hard to read at the same power due to the channel noise, and even at 
50W the channel noise was still there.

Interesting to contrast with HF.

Anyway, I'll be working up some FreeDV VHF modes over the next few 
months.  One that will work with standard FM radios (even $40 HTs  no 
data port rqd), and another that will outperform FM and 1st generation 
DV systems by 10dB.

Cheers,

David



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