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Model specific boards => Golf mk3 => Topic started by: Khare on 26 April 2010, 22:18

Title: need some electrical help - Resistors!
Post by: Khare on 26 April 2010, 22:18

Right. wanting to change to blue the colour of my switches. I have at home 330ohms resistors, will they be enough to connect a 3mm 7000mcd LED to the car's 12v power supply?
Ta

Title: Re: need some electrical help - Resistors!
Post by: Khare on 26 April 2010, 22:23

Think I found my answer.

R = (VS - VL) / I

(12v - 3.2) / 0.020 = 293.3, So a 330ohms resistor will be fine...Am I right?

Title: Re: need some electrical help - Resistors!
Post by: boneybradley on 26 April 2010, 22:48

pm kells I'm sure he will know best

Title: Re: need some electrical help - Resistors!
Post by: Khare on 26 April 2010, 22:49

Quote from: boneybradley on 26 April 2010, 22:48

pm kells I'm sure he will know best

Done! :afro: