Rather than mucking around with Gumstix and stuff, the excellent Christian Blanchard runs his Orgautomatix from MIDI data and a MIDI reader on a Palm (pic here of the setup). Old Palms go for a tenner and the Z22 is around 70 quid at the moment. IttyMidi does a package including an old Palm (only…
As you can see in the photo of the monkey under construction he sits on a circular ply board that is attached to a bar the other end of which runs in a gear-driven eccentric self-aligning bearing which rocks him with a circular motion. This motion is continuous and draws attention to him. If a…
A couple of things found (a Topsy, for example, “runs for 7 hours on a 12 volt 30 AH battery“): http://www.mark-ju.net/bike_ride/equipment/charger.htm charges stack of 6Vs For about the same weight as a generator setup, you could get a solar charger that works whether you are pedaling or not. Batteries.com has one that weighs .28 pounds…
D says re controlling barrel organ valves using MIDI: Could probably do that very neatly using micro pc like a gumstix No need for hard drive for midi files – use flash memory. Power it off solar/dynamo, probably. Customer projects Do I want something like this? You bet: More random interesting stuff Roomba & Gumstix
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