This circuit uses a wire potentiometer, but the current is much more intense in the control thanks to the 2N3055 which must be mounted on a heat sink.
This powerful source is indicated for FM transmitters above 2 W. It provides 18.2 V of output with...
This simple circuit is designed to charger AA or AAA Nicad batteries. Current can be changed...
This amplifier uses hybrid modules Sanken and can provide powers of 10 W or 20, depending on the...