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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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For some reason, everybody thinks LEDs put out nice Gaussian beams.
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The pressure monitor was definitely doing its job!
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You have to have to ask yourself… does that thing actually work?
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Was there a recent hatching?
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The extension cord trails out the window and around to the back of the building…
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It seems ordinary snap-action / tactile-feedback switches are repeatable enough for most purposes
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I hacked this charging current display into the cradle so I could see when the [mumble] thing was actually charging