Suggested by Linear Technology in an old documentation, this circuit produces 60 Hz rectangular pulses from the power grid. The circuit is free of noise.
Suggested by Siliconix in documentation from the 90's, this circuit supports current equivalent...
This circuit decodes a 1800 Hz tone used in communications. The circuit is from an American...
This circuit was obtained in 1981 documentation. It is an FM transmitter that can serve to emit...