This Wien bridge oscillator was found in a 90's EDN. The components are from that time and the signal generated is sinusoidal.
This circuit generates 50, 100 and 200 Hz signals from a 2.2768 MHz TV crystal. The circuit can be...
The sensor in this circuit is a common transistor like the BC548. The circuit is from a 1979...
Indicated to be used as a clock, this circuit was found in old documentation. The operational of...