But if you’ve ever built one, you know how tedious winding the secondary coil is. So [Krux] decided to build a machine to do it ... command console with manual/automatic controls and an LCD ...

Or perhaps it’s just the generally satisfying nature of any machine that does an exacting task smoothly and precisely. Whatever it is, this automatic Tesla coil winder has it in abundance.

These are the company’s high-speed, multi-axial and, in the case of the 3D Winder, robot-mounted winding machines. Crucially ... as structural side and front impact protection beams for automotive.