These circuits were obtained in an Electronics Now from the 90s. The integrated circuits are from that time and the power can be between 1.5 and 2 V.
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...