Christmas Tree Lighting with LEDs
Design Tip
Published in issue 350, January 2006
This design for a Christmas tree lighting system employs ten red light emitting diodes (LEDs) instead of the usual lamps. The LEDs are powered at a constant current from a 20-volts source. The current source is the familiar LM317T integrated voltage regulator.
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Click below to download a PDF copy of this article from Elektor magazine.
Please note. In view of the complexity of international markets, Elektor cannot guarantee the availability of components for this project.
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