Old-fashioned LED - magic LED candle

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Uploaded by on Nov 25, 2006

- turn on (lit) a LED with a match
- put out with your fingers like a candle
1 dual opamp, 11 res, 6 caps, 1 diode
made by Piotr Gorecki (Poland)

Category:

Howto & Style

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License:

Standard YouTube License

  • likes, 4 dislikes

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Uploader Comments (junior90210)

  • This circuit is started by voltage from a one of colors RGB diode,when you put close a strong light(match fire). This project is describet in Polish magazin called "Elektronika dla wszystkich".Sorry for my horible english...I still study;)

  • Magik, to ręce Piotra Góreckiego :-)

  • There will be an explanation soon

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All Comments (21)

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  • Wheres there other guy who make it ON and OFF? ^^

  • term led -_-"

  • lame

  • Tell me more please. :)

  • I know how to do that with a LDR thats for sure

  • wat the fuk

  • No, LEDs actually put out voltage when exposed to light, like a solar cell, but much, much smaller current and lower voltage. You can use LEDs as crude sensors.

  • Nice.

  • I thik youtub ereally needs these funny old school videos :):):)

  • please could u look at the circuit i made thanks

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