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  1. C

    Police Lights

    Hi George, Thank you for your help Instead of orange LEDs im going to use yellow LEDs. And also instead of 3V im going to use 9V, like in the wiring diagram. Heres a wiring diagram i tought maybe worked, i have left all the resistors empty so if you could tell what kind of resistor would go...
  2. C

    Police Lights

    Hi, I'm building a 1:25 scale truck, and i am building warning lights for it. Can someone please tell me what kind of resistors i need if i use orange leds with about 3V. Can i connect 2 orange leds + 1 white led flash the same time and the same on the other 3 leds? Thank you