John-…”HP's loop for the 117A is not tuned, as I rember, but it is followed with a narrow band amp.“
Both the nuvistor and FET versions of the loop show capacitors across the loop winding to tune it. http://www.leapsecond.com/museum/10509a/ -Arthur _______________________________________________ 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.
