My thanks to those who suggested I join the vintage radio forum www.vintage-radio.net. I have joined, and it certainly looks like a very helpful group.
73, Murray ZL1BPU _______________________________________________ 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.