[Elecraft] K3 rtty decode vs: computer decode

[Wes (N7WS)]

FSK might not have "excess" bandwidth, but AFSK can have narrower bandwidth.

http://www.frontiernet.net/~aflowers/k3rtty/k3rtty.html#K3_AFSK_filter


On 3/24/2014 5:27 AM, Barry wrote:
> Fred,
> If set correctly, there's no difference.  However, FSK is foolproof.  It
> can't be overdriven with excessive audio input resulting in excess bandwidth
> and spurs.  Some of it is historical, as in some older radios, narrow
> filters cannot be used in AFSK mode.
> Barry w2UP
>
>