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Of late, the magnetic stirrer mixing my morning cocoa occasionally doesn’t start spinning when I turn it on, which calls for some investigation. Removing the four obvious screws concealed under the rubber feet and prying off bottom cover reveals the trivial innards: The speed adjustment pot holds the little circuit board in place, with the…
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Only the first third of the file made it into the spreadsheet.
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The survey told us that our household had been “scientifically selected” to ensure a valid sampling of the area
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Turns out the ancient $20 Thinkpad 560Z I’d been using to capture WWVB receiver data didn’t have the IBM configuration utility on it
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Rather than a graphic histogram, I’ve been using a character array
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The knob is made of some wonderful engineering plastic that doesn’t solvent-bond well with anything in my armory
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This is a quick-and-dirty circuit to see if optical isolation will reduce the problem enough to be bearable.
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The ceramic has a slightly higher coefficient of thermal expansion than the glass, so it puts the glass under a tremendous amount of compressive stress…
The Smell of Molten Projects in the Morning 