Three-phase converter (CB21931E)

This circuit was found in the RCA Power Transistor manual from the 70's. The circuit uses power transistors of the time.

Mini Drone (CB25105E)
This experimental drone circuit was published in a Radio Electronics magazine article from...
1.5 V LED Flasher (CB20423E)
This circuit causes an LED to blink from the 1.5 V supply thanks to the use of a voltage doubler. The...
For Lamps or Fans Dimmer (CB10003E)
This circuit consists of a traditional version of dimmer with triac and was found in a 2000...