For many homeowners it takes only one loss of power overnight to spur the purchase of a generator. So, even as Hurricane Sandy raged through our area, PM tested four 2000-watt units to find out which ...

Walmart Is Selling a 'Small but Powerful' Generator for $150 Off, and Shoppers Say It 'Runs Like a Champ' originally appeared on Men's Journal. The PowerSmart Gas-Powered Inverter Generator is on sale ...

The U.S. Army awards LiquidPiston a Small Business Innovation Research (SBIR) contract to further mature the X Engine platform for ground power generators, following the successful delivery of ...

When the power goes out, whether due to a hurricane, heat stress on the power grid, or just one downed tree, a generator can be a lifesaver. Because of this, you should regularly check and maintain ...

Researchers have developed a new type of small-scale electric power generator able to produce alternating current through the cyclical stretching and releasing of zinc oxide wires encapsulated in a ...

Editor’s Note —August 12, 2025: We’ve checked our recommendations to verify that these are still in stock and competitively priced. We also added updates to reflect newer models, including the Jackery ...

When spun rapidly between the fingers, a bipolar stepper motor will generate around 10VAC. If this is stepped up with a small 240V to 6-0-6V transformer in reverse (with series connected secondaries), ...