110 Baud modem

Paul Koning paulkoning at comcast.net
Tue May 9 15:27:44 CDT 2017


> On May 9, 2017, at 4:17 PM, dwight <dkelvey at hotmail.com> wrote:
> 
> Rtty was fsk. You needed a scope or a needle to
> indicate when the BFO was centered.
> That would be tuning.

Bell 101 and 103 modems (and 202 for that matter) are also unclocked FSK.

	paul




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