This circuit with germanium transistors is from 1960 and was found in Mullard's transistor application manual from 1960. The circuit can be adapted to use more modern transistors.
This circuit produces a clef sound when a pulse is applied to its input. The damping effect is...
This circuit can generate signals up to 100 kHz. Found in documentation from the 1980s, it makes...
The crystal used in this oscillator can have frequencies up to 30 MHz or more, depending on the...