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Resembling a well-worn IBM 029 keypunch ribbon
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The alignment dots & slots should help touch off the XY coordinate system
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Yes, 3 mm filament from back in the Bad Old Days
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Plug the DRV8825 boards into the CAMTool V3.3 board with the heatsink downward
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Dispenses with fancy USB power switching circuitry
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Reducing the supply voltage doesn’t change the motor winding current
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I was supposed to figure out which telecom utilities had wired the pole
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A slight bit of tinkering made the stack exactly the right height for 45 mm screws
The Smell of Molten Projects in the Morning 