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Cut the heads off another quartet of M4 screws (actually, a quintet, as there’s now one stud lost in the lathe swarf) …
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We’ll be doing a bunch of learning-by-doing
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Which suggests a source-drain resistance around 0.25 Ω
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If you do it right, everything’s parametric and you can generate a custom base with a custom insert by twiddling a few parameters.
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The rolled ring had somehow shrunk to a tight interference fit
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The water … looks like droplets of mercury
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Look alive!
