This frequency triple oscillator circuit was found in an American publication in 1967. The FET is current and more detailed information about the coils is not given.
This circuit was found in a 1997 documentation but uses absolutely common components today. The...
This circuit was found in a 1967 General Electric manual. It has a circuit that discharges the...
We found this time base circuit in a timer project from the August 1972 Radio Electronics...