This may have been discussed previously and I just missed it. In any case, I just stumbled across this interesting project and thought others on the list might find this time clock radio beacon driven by a pendulum to be of interest:
http://ok0epb.nagano.cz/ cheers, Graham ve3gtc _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.