Found in an Electronic Design, this small power source uses a battery as a voltage reference, consuming little of its current. The source is shunt type.
This circuit uses an optocoupler to obtain a solid state relay whose power depends on the Triac...
This is a traditional audio amplifier configuration with complementary Darlington transistors. The power...
This 1977 circuit is a simple and straightforward application of an SCR, already explored in many...