[Bob Ireland]

***I want to believe but I also suspect that FSK is antiquated analog stuff ... maybe there is a Nellie Ohr ham radio license connection***

:^) I just used the 'FSK' term as an example to reinforce 'FS' as a freq shift... 'freq shift' seemed to fit the context, and 'FSK demonstrates the initials are used in tech lingo.

I'm trying to picture Nellie working code at 5wpm. 😜

[SERKIT]

Not FSK or CW, wondering if it was encrypted DMR on ham channels.