This circuit was found in a 1966’s American publication. What it does is to receive a pulse and keep it for intervals of up to 1 minute at the output.
More and more supercapacitors are being used as supplementary sources of energy in several...
Varactor diodes are our varicaps of today. This circuit for switching signals in an RF circuit was found...
In this circuit the output current is limited by R3. For a 300 mA current, R3 must have 12 Ω. For...