This circuit generates short pulses. The transistor can be a 2N2222 or BC548 and the frequency is given by the resistors and the capacitor that can be changed.
This switched stepdown regulator was found in a 60s documentation. It makes use of unusual...
This circuit uses three flip-flops and two NAND ports to obtain a frequency division by 5,...
Found in an article in the August 1971 Radio Electronics magazine, this circuit supports sensitive...