This circuit was found in an Electronic World of 1968. The circuit uses power transistors of the time. The transistors are for 25 W of dissipation.
This circuit consists in a full-wave bridge rectifier or Graetz Bridge as its is also called. The...
This circuit multiplies the input voltage by 3 and can work with up to 12 V input. The current is a few...
Three 4011 NAND gates and two more components - a resistor and a capacitor make this oscillator very...