Hi Scott,

Thanks for the prompt response and an excellent solution!


What filter type do you have set for Digital modes right now (this is automatically selected when using DIGL or DIGU)? Is it Low Latency? If so, try changing that to Linear, and set the filter size to 1024.


I have set Filter ...

Hi All,

The latest version of FreeDV has a new digital voice vocoder (RADEV1) which is now rivalling SSB for weak signal performance (-2 dB) providing virtually noise-free, 8 kHz audio bandwidth in a 1.65 kHz RF channel (using 33 x 50 Hz carriers).

By all accounts this digital HF setup works well ...