This source was originally suggested by Delco in a 1969 documentation to power amplifiers up to 50 W. The transistors are of the time admitting modern equivalents.
This oscillator takes advantage of the inductance of a high impedance magnetic earphone to...
This circuit was found in a 90s documentation from National Semiconductor. The integrated circuit is from...
A complete test for opto-couplers can be made using the circuit Bellow. The function generator...