This circuit was obtained in a 80s RCA documentation. The circuit uses components from that time. These components can be replaced by modern equivalents.
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...