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That slight mismatch adds to the overall positioning error
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The key advantage of rectified AC: an ordinary MOSFET can control the motor current.
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The point at 10 mm looks a bit out of place
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Two of the neodymium magnets in my collection worked out perfectly
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There’s a square-law positive feedback loop ending in a high current stall or a low current runaway
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Which explains why my repairs were unavailing
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The newspaper changed the crossword layout just a little teeny bit
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May it continue to land with the shiny side up and the rubber side down…
The Smell of Molten Projects in the Morning 