LOUISVILLE, KY. Remarking that “the days of incandescent bulbs are over,” Grote Industries officials announced new additions to a number of its LED lamp models at the Mid-America Trucking Show.
The circuit below illustrates powering a LED (or two) from the 120 volt AC line using a capacitor to drop the voltage and a small resistor to limit the inrush current. Since the capacitor must pass ...
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