This circuit was found in General Electric documentation from 1968. The circuit uses triac from the time as well as transistors that can be replaced by modern equivalents.
PWM is the abbreviation for Pulse Width Modulation. What is done in this circuit is to apply...
Found in a 1964 Electrronic Design, this circuit is intended to control analog video signals. The...
This circuit makes use of a PLL 567 and the components must be calculated according to the desired...