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turn LED on at dark/off during day

Discussion in 'LEDs and Optoelectronics' started by stormin norman, Sep 28, 2014.

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  1. stormin norman

    stormin norman

    41
    0
    Dec 1, 2011
    There has to be a 'simple' method on turning a LED on at night and off during the day, without me manually turning a switch on and off. Thinking a light sensitive eye to detect daylight...but after that...what do I need?
     
  2. davenn

    davenn Moderator

    13,865
    1,956
    Sep 5, 2009
    if you type - day - night sensor switch circuit into google, you will come up with lots of hits
    for circuits :)

    cheers
    Dave
     
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