This Linear Technology circuit charges a battery from the energy produced by a wind generator that can be a 12 V dynamo driven by a propeller. FET admits equivalent.
This class B push-pull amplifier circuit with a few hundred milliwatts of power was found in an...
This simple regulator provides a voltage of 5 V with a current of up to 10 A. The transistor must...
This micro FM transmitter uses a tunnel diode as an oscillator. I found it in an English...