With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
But the transistor is necessary, is it not? As the primary coil saturates, it also drives the transistor to ground the coil, producing a pulse; without the pulses, it would just be DC into the coil, not getting transferred. The pulsing is a really simple way of producing AC.
Join 2 million + to receive instant DIY inspiration in your inbox.
© 2016 Autodesk, Inc.