Homemade laser projector

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Uploaded by on May 7, 2009

More info: www.projektai.smarius.lt

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Uploader Comments (marenas652)

  • Very nice laser :O

    I have a question... How do u control the motors? Thanks

  • @TecnoVirtu Motors are controlled by sound signals from computer or mp3 player. Weak sound signals are strengthened by amplifier. Strengthened signals coming straight to motors. If your motors are very small, you can conect it straight to mp3 player. Just cut headphone wires and connect to motors.

  • @marenas652 But how do you move the motors to both sides?

  • @TecnoVirtu Signals are not always in one direction (for example red wire (+), blue wire (-) ), sound signals constantly changing (like alternating current). For example sound signal one time could be ( + ) on the red wire, on the blue wire ( - ) and after short moment signal changing to ( - ) on the red wire, on the blue wire (+) (at this moment motor is rotating in the opposite direction). And it happens many times per second. I don't know how to describe it more clearly.

  • @marenas652 so this is like if u use a LED and wire it to a subwoofer + to + and - to - an it starts blinking with the bass, so if u use a motor from a rc helicopter and wire it on a amplifier so will it vibrate with the bass then?

  • @TecnoVirtu If anything is unclear, send  PM to me. I will try to explain.

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All Comments (32)

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  • @briedis147 vai ne?!?! :O +++

  • @marenas652 how do you wire the motors,just left for one motor and right for the other

  • kaip sita daina vadinasi

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