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 circuit, from a 1977 publication, allows to know if a bipolar transistor of general use is...
This circuit was found in 1980s American documentation. The transducer is a piezoelectric capsule and the...
The maximum current of this circuit can reach 500 mA with BD136 and 1 A with TIP32. The circuit...