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Light Sensor

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Uploaded by on Apr 4, 2009

The comparator light sensing circuit from the book, "Robot Building for Beginners" on a solderless breadboard. Motors not included.

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Science & Technology

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Standard YouTube License

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  • how did you do that switching of LED? pls help me. i need your help for my project. im a student.

  • can you help me? pls...tnx!

  • ery good job.Come and join us.

    plz subscribe ahproduction1214

  • Actualy, you don't need so much elements to make the photo sensor work and light 3 LED's.

  • plz answer this , how?

  • somuch thing on it for a show offf. hahahahah. are you using a 556 or a 555

  • you really need so much things on your proto to make t work?

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