In the figure we have a simple 5 V power supply obtained from an American documentation from the 90's. The integrated circuit must be equipped with a heat radiator.
This high power dimmer uses a unijunction transistor to trigger the triac. The triac is choosen...
This frequency corresponds to musical note C3. Frequency accuracy depends on the accuracy of the...
This transformerless power supply uses an SCR as a regulator. It was found in a Popular...