Using a 4-layer diode, an unusual component today, this circuit was found in an American documentation from 1964. The circuit can be tested using a diac.
Found in documentation from ON Semiconductor, this circuit provides a rectangular output signal with...
We found this circuit in 1964 General Electric documentation. The circuit works with mechanical...
This very low frequency circuit was found in a 1964 Electronic Design. Transistors may be modern...