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Old 03-03-2005, 05:46 PM
Eskimo Eskimo is offline
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Join Date: May 2004
Location: Florida Big Bend region
Posts: 721
Quote:
Originally Posted by Mister Byrnzoil
Why is it necessary to use a resistor? are the leds that delicate?
See Brandon314159's post earlier. One selects an appropriate resistance to get the desired current flow for the LED. As he points out, too much current will damage them.
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