Operating in class AB1, this high-fidelity amplifier was found in the 1961 RCA tube manual. The circuit has high input impedance and good gain.
Using 18 or 24 MHz crystals, this circuit is intended for producing reference signals with...
This circuit found in a 1974 English magazine was originally designed to automatically trigger a slide...
This interesting automotive alarm was found in a 90's Popular Electronics. The circuit uses...