This simple neon lamp oscillator produces a 140 Hz, 40 V peak-to-peak signal. The frequency is given by the capacitor that can have its value changed. Note the high supply voltage.
This circuit show the performance of a GraetzBridge or Diode Bridge usedin full-wave rectifers....
We published this circuit in a magazine of the 90s, but it is still present by the components it...
A high level on the input of this circuit causes the trim voltage adjusted output voltage to drop to 1.2...