問"紅燈"

紅燈係咪個w數細0的架.. 我一插就燒了. (我冇用電容的).. 係咪要架電容for 紅燈架.. 我點同老闆講我要咩呢.(我對電容電阻冇認識的).. 我之前用3Ax4 同依加用3X3A電箱仔.

Of cause it gonna blow!

my advice is to add resistors on each LED.... (also use something else than your rather, "Interesting", power source.....

原帖由 Administrator 於 2008-3-18 02:24 發表

                               
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Of cause it gonna blow!

my advice is to add resistors on each LED.... (also use something else than your rather, "Interesting", power source.....

ic.. thanks for reply bro. , I made like this for 2 car. its ok for white ,blue ,green and grad LED. just red LED was broken..., may I just add resistor to RED only?. what "resistor " I need for this case?