Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
All I want to do is wire the led to a 12 volt battery source without frying the led. so all Ineed is a resistor, but do not know the value of the resistor to use. I think the type of resistor i need is carbon film reistor.. the type that has coloured bands around.
I wish to wire a super bright flashing 10mm LED to a circuit on my car, the battery supplies 12 volts the However I need to know what value of Resistor I need to enable me to do this. The specification for the led bought from Maplin is...
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