[Elecraft] XG3 Tones?

qrv at kd4e.com qrv at kd4e.com
Sat Jan 26 14:42:16 EST 2013


Paul,

	Excellent info, thanks!

David

> Hi David,
>
> The XG3 generates a square wave RF signal and has no internal audio tone
> generator.  RTTY is accomplished through frequency shift keying (FSK) which
> does not require a modulation 'tone'.   At one time I investigated the
> possibility of doing FM in the XG3 but the problem is in the phase lock time
> within the frequency synthesizer chip we are using.  It takes too long to
> achieve lock for FM or PM.
>
> 73,
>
> Paul



-- 

Thanks! & 73, KD4E.com
David Colburn nevils-station.com
I don't google I SEARCH! duckduckgo.com
Network: groups.yahoo.com/group/qrv
Restored to design-spec at Heaven's gate 1Cor15:22


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