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Random slightly cool stuff you built but not worth its own thread, thread


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7 minutes ago, 440bbm said:

if this was the case everyone would just buy fish from the market..  :blackeye:

 

 im sure you could knock it up pretty cheap. wouldnt be difficult. problem with more panels is still more to be gained with moving with the light... 

Please dont make me think about it, I have so much other stuff to do :-(

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My daughter built 1 in @Willdat? s class a few years ago  using 4 light detecting diodes, arduino switched on every half hr, running Chinese 40 to 1 motors onto a couple of gearboxes for electric window regulators. Safety cams and switches to limit movement if a bird takes a dump on the diodes.

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