This circuit uses two diodes in a doubling configuration to receive medium-wave range signals. The phone is crystal. We found it in a 1968 American documentation.
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...