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  1. Halloween Props
    I just started getting into hacking props this year. Maybe next year I'll try my hand a my own custom props. Anyway... Last year, I bought the Rising Reaper on clearance at Wal-Mart. It runs off of 3 AA batteries. I dislike battery operated props, so I converted it to AC power by simply using a...
  2. Halloween Props
    I saw this very cool demo on the sparkfun.com site. It shows how to use a piezo sensor and Arduino sound board to create the sound of a large castle door when someone knocks on your door. http://www.sparkfun.com/tutorials/328
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