Automatic cat feeder and waterer

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The pr0fess0r is cranking away on his automatic cat feeder and waterer, the latest – solving how to get the correct amount of food dispensed – Link.


  • Automatic Cat Feeder/Waterer – Link.
  • VCR Cat Feeder. Liberate a motor from an old VHS deck, attach it to a food chopper, and program the deck’s recording timer to fill Fluffy’s bowl on schedule. Voila! Your own programmable pet food dispenser. MAKE 03 – Page 98.

3 thoughts on “Automatic cat feeder and waterer

  1. Slight mistake by Skylar. Acetylene isn’t “two parts hydrogen and two parts oxygen” – that’s (kind of) hydrogen peroxide.

    Acetylene is two atoms of carbon bound between two atoms of hydrogen. It gets so hot because of the lovely triple C≡C bond.

    Hitting semi-molten metal rocks! Does anyone else think she’s the living version of the cool girl out of “Real Genius”?

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