This circuit was found in an Electronics World of 1968, making use of components of the time, not common today. The power supply is not provided.
This circuit was found in an American documentation from 1968. The configuration can be adapted to...
This circuit is interrupted when S1 is pressed. The frequency is given by C1, which can be...
The circuit presented is from the 1977’s Linear Integrated Circuits and MOSFETs from RCA. The...