This circuit is based on a regulator component that consists of a transistor and zener in the same package. The circuit can be designed with the equivalent discrete configuration. The current is 200mA.
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
This circuit was found in a 1970s American documentation. It can be applied to almost any...
This simple oscillator with two general-purpose transistors has its frequency given by capacitor...