This circuit was found in Ferranti's 1967 documentation. The circuit drives a 40 V relay, but it can be adapted to operate with sensitive lower voltage relays.
This circuit is from a 1967 publication. The Triac can be any of the TIC series. The series...
This circuit is suitable for isolating audio signals, as it has very low distortion. The used...
This circuit was found in the Philips integrated circuits manual of 1990. The integrated circuit must...