This SCR circuit can operate on frequencies from 1 to 20 kHz. We found it in an American documentation from the 60's. The SCR must be according to the load. No information is given about the transformer.
The circuit presented generates pulses at regular intervals with the duration controlled by a...
Found in Electronics Now, this circuit generates signals for testing like a signal injector. The...
This simple expandable circuit was obtained from a Popular Electronics from the 80's. The supply...