[Elecraft] MMTTY FSK

Fred Jensen k6dgw at foothill.net
Sun Jun 13 17:24:22 EDT 2010


N1JM wrote:
> In  real world operating, has anyone really experienced a difference or could
> tell a difference?

If AFSK is working right, I don't think it is possible to tell the 
difference between it and FSK by listening [unless the two audio tones 
aren't clean sine waves].  I think the real difference between FSK and 
AFSK is that the interface in FSK has some hardware involved but is 
pretty straight forward in MMTTY config, while AFSK requires only a 
couple of audio cables but you have to make sure the K3 Pitch and MMTTY 
mark frequency are set to the same values.

73,

Fred K6DGW
- Northern California Contest Club
- CU in the 2010 Cal QSO Party 2-3 Oct 2010
- www.cqp.org



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