The sport of fencing requires keeping score, just like so many other similar pastimes. When their club’s existing scoring rig broke, [jc0025] stepped up to build a scoring box of their own, ...
If you’re building your first plotter, or you just like thinking in right angles, you’d probably consider a Cartesian design ...
Take two DVD players, use one as a plotting platform moving forward and backward, and mount the other vertically on it to provide left and right displacements. Add a simple RC servo to it to move the ...
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