This circuit was obtained from an American documentation from 1976. The circuit has a dynamic range of 100 kHz. FETs may be replaced by current equivalents.
The transistors in this circuit can be BD135 and BD136 for currents up to 500 mA. The circuit...
This power control for the AC power line uses a Triac and an Unijunction Transistor. The control...
This circuit was obtained from an American documentation from 1976. The circuit has a dynamic...