Found in a 1966’s General Electric documentation, this circuit uses a triple diode from the time. The output current is 5 mA. It serves as a voltage reference.
This circuit is from a 1968 Electronic Design. The components are from the era and the operating...
ON Semiconductor CMOS Operational Amplifiers Mouser Electronics announces the availability of ON...
We find this circuit in an American 1980s documentation. It triggers an alarm in the event of a...