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Grider Timer V1

Timer for my coffee grinder based on a 555 timer IC and schematics found online. Lots of head scratching to get it working, but it works like a charm.

 

No visual feedback, but the slider adjusts it from 25-35 seconds; shown here at ~28 seconds.

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Uploaded on March 19, 2008
Taken on March 19, 2008