How to Create a Power Supply out of a Wall Wart

John Baichtal

My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net

2246 Articles

By John Baichtal

My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net

2246 Articles

Article Featured Image

F5VIEWWFNOEYF7IFYS.LARGE

Makezine_COTM_Transformers-BadgeWall warts are transformers that convert AC to DC power. They sometimes have proprietary plugs and are designed to output very specific voltages. Inevitably, they find themselves piling up after the original gadget has been disposed of. It doesn’t make sense to throw out a wall wart, right? It might come in handy. This mindset results in boxes and bags of old power supplies lying around.

MAKE friend Chris Connors shows how to modify a wall wart to equip it with alligator clips, giving you the ability to power a project breadboard right from the wall socket.

Explore More From Make: