[RTTY] (no subject)

[Ed]

On 08/23/2011 07:43 PM, Joe Subich, W4TV wrote:
>
>   >  So then none are using a true FSK generator ???
>
> No, *ALL* are true FSK - they shift *one* oscillator in the transmit
> chain just not necessarily the VFO.  However, shifting the VFO is not
> the definition of FSK any more than keying the VFO is the definition
> of CW.
>
> 73,
>
>      ... Joe, W4TV

Then exactly what is the true definition of FSK ?

Ed W3NR