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 ...

Departing somewhat from this hardware hacking lingua franca is [tuenhidiy]’s automatic coil winder ... The video below shows the machine going through its paces, with pretty neat and tidy ...

The advanced automated winding machine can produce at a higher rate, reduce lead times, and increase output. It consistently produces high-quality coils with uniform wire tension, pitch ...