Adjustable Electric Hand Warmers

It may be the last gasp of summer here in the Northern Hemisphere, but it’s always cold somewhere, whether it’s outdoors or inside. If you suffer from cold, stiff hands, you know how di…

Power Resistance Isn’t Futile

As [Electronoobs] points out, everything has resistance. So, how hard can it be to make a high-power resistor? In the video below, he examines a commercial power resistor and how to make your own u…

Fixing An Expensive Smart Toaster Is Worth The Time

There was a time when the simplest and cheapest kitchen appliance you could think of was a toaster. Some nichrome wire, a spring, and a mechanical thermostat were all you needed. Those days are gon…

Foam Cutter Moves Like A Hot Knife Through Butter

Make enough attempts to cut foam using whatever you’ve got — utility knife, hacksaw, serrated plastic knife — and you’ll wish hard for something that cuts cleaner, faster, a…