This is one of the many versions of this oscillator that we have on our website. We found it in an article in Radio Electronics magazine from January 1987. The frequency depends on C1.
Found in a 1966 Electronics World, this circuit applies to the protection of any analog...
We found this circuit in an English documentation from the 80's. The circuit can make use of...
The power of this converter is not the greatest, it can only supply small fluorescent lamps,...