A signal generator is a handy bit of kit and with the right components, it’s pretty easy to build one. Fabricating a proper signal generator probe is another matter entirely. [Frank]’s DIY ...

The whole kit was mounted on a hand truck for portability, and [Glenn] says that the charger/generator only needs to run about 5 minutes before a dead battery has enough juice to crank an engine.

The $29.99 all-metal desktop Stirling engine kit is one of the simplest. It can be assembled in 15 minutes and is recommended for ages 14 and up. Also for $29.99 is the Exploring Kid Steam Engine Kit.

For those looking to add a renewable energy source to their emergency kit, The Lost Generator is worth the investment—especially if you enjoy DIY projects and want a better understanding of how energy ...

Instead, consider using two radial bearings and an axle for quieter operation. Building a DIY cat wheel takes several days. I ...

Two 2,200-watt generators linked together, for example, behave like a single 4,400-watt generator. Making this connection requires a parallel kit, usually sold separately. The ability to double up ...

Bryan has used a Prius generator for non-emergency power tasks – from powering speakers and a microphone at a nearby sustainability fair to charging a Tesla (the mind whirls). Once the kit is ...

Smaller inverter units can also be used for camping or tailgating. Cons: You need to wheel your generator out of storage, connect it to your transfer switch, and fire it up each time there’s an ...

Chauncey grew up on a farm in rural northern California. At 18 he ran away and saw the world with a backpack and a credit card, discovering that the true value of any point or mile is the ...

Tap water is easy to access, but sometimes you need distilled water if you plan on making more complex DIY goodies, like homemade kitchen and bathroom cleaner. You should also use distilled water ...

First of all, put the egg yolks into the basin, add the crushed garlic, mustard powder, salt and a little freshly milled black pepper. Mix all of these together well. Then, holding the groundnut ...