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.
We found this circuit in the March 1992 issue of Radio Electronics magazine. The circuit has a...
This circuit is from a 1988 documentation, but uses components quite common today. The circuit...
Twin-T oscillator are designed to produce sine low frequency signals. These oscillator are...