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Sweet thankyou. Im just confused about the pins to the switch and speaker that aren't labeled positive or negative. Or does that not matter? Thank you for the help iv been going nuts all day trying...

Ok. I just finishe soldering the wire harness. I noticed the leed has two red wires. Does one red go to the positive of the battery and the other to the led?

is this correct?

LED calculator: current limiting resistor value
Source voltage 3.7
diode forward voltage 3.7
diode forward current (mA) 1500


The wizard recommends a 2.3 Watt capable or greater 1 ohm...

http://forums.thecustomsabershop.com/showthread.php?17109-Tutorial-FJK-s-quot-Down-and-Dirty-quot-guide-to-Ohm-s-Law&highlight=resistor+calculation

Sweet i found the thread thank you!

Thank you. What resistor would you recomend if i want to run the led at 1500 ma ?the board puts out 2000ma if im not mistaken so would i need to do olms law to figure what resistor i need?

Hey every one, i have a quick question im having trouble answering my self by searching the forums and google. I want to hook up my ledengin dental blue 5w to a nano biscotte v1. Do i need a resistor...