We found this switching circuit in a technical documentation from National Semiconductor. The integrated circuits and the transistor must be equipped with heat radiators.
This circuit, found in a Popular Electronics from 1992, is based on an oscillator and a crystal...
Found in old American documentation, this filter has a 8 dB per octave attenuation. The formulas for...
You can adjust the frequency produced by a ring oscillator with three inverters inserting a...