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.
We found this circuit in a 90's EDN. The circuit is based on a control integrated that is still...
This circuit is based on a Texas LinMOS integrated circuit that consists of an operational...
This circuit, when connected to the 110 V power grid makes it possible to test capacitors with...