Its amazing what you can google these days...
In looking for a method to calculate what size resistor I need to do a
'power on' led for some 12 volt PC fans - I came accross this litt'l n.
http://home.cogeco.ca/~rpaisley4/LEDcalc.html
Dunno if the results are accurate (maybe an electronics wizz can verify?) -
but It saves me on the maths anyways!
Enjoy!
Wayne.
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