This circuit is an improvement over the previous one, using the same capacitor system as a sensor. We also found it in Radio Electronics from the 80s.
With this circuit it is possible to control a current of several amps, depending on Q1, from a low...
Programmable unijunction transistors are not commonly used components today. This Popular...
This circuit has a waveform adjustment made with a potentiometer. C1 and R1 determine the base...