Found in an American documentation from 1969, this circuit makes use of a pair of matched transistors of the time. The circuit supports modern equivalent components.
This polarity inverter circuit for voltages down to about -12 V was found in the December 1992...
This is the common transistor version of a TTL inverter gate. The transistors are general-purpose and the...
This simple transistor tester uses a common 3 mA analog instrument that has its scale changed as...