Mike From Detroit

Aluminum Screams: A Saltwater Synthesizer If you touch copper wires to a drop of saltwater on aluminum you can hear decaying and regene...

The Power of Cold (and Hot) II: Thermoelectric Generator A few posts ago (The Power of Cold and Hot) we looked at a Stirling Engine, w...

Ohm the Capacity! ...actually, capacitance is measured in farads. Ohms are a unit of resistance. Here is my Heathkit decade resistan...

Bench Top Laboratory Power Supply I was going to buy a bench top power supply, but I wanted to build one on my own to learn about t...