Supply 15v power dc using ic circuit 7815 diagram circuitdiagram privacy policy Circuit 30v Power voltage circuit supply variable current circuits mosfet 300v volts diagram high regulated adjustable transformerless homemade transistor using dc output
Hobby Electronic Circuits: Variable 0 to 300 Volts, Regulated Power Supply
Adjustable 0 to 30v 2a dc power supply circuit (part 1/13)