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Author Topic: LDR  (Read 8160 times)

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  • Cadet
  • Posts: 1
« on: May 20, 2016, 15:58:11 PM »
Hi to all

I need help to make a dimmer with ldr that is analog.
the input voltage is 12v.
please have a look at picture how shall I do for the 4x7seg led dim acording to
light of ldr, in day time full and night time dim the led's.

any one that kan help me with suggestions of this.

the led display is common anod
Thanks in advance
« Last Edit: May 22, 2016, 14:55:46 PM by Bahad628 »