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    rjsharke's Avatar
    rjsharke Posts: 1, Reputation: 1
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    #1

    Sep 4, 2011, 09:47 PM
    If I have 6 LED lights at 2 volts each will you still have to use a resistor
    If I have 6 led lights at 2 volts each will I still have to use a resistor on a 12 volt system and how would you wire it up?
    Stratmando's Avatar
    Stratmando Posts: 11,188, Reputation: 508
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    #2

    Sep 5, 2011, 08:09 AM
    Led's have variety of voltages, try this calculator:
    http://www.bowdenshobbycircuits.info/led.htm
    There is also a formula where you subtract the led voltage from the source voltage then divide the ma's into the voltage difference.
    Helpful when you don't have a computer handy.

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