Jiří Štekl
More ideas from Jiří
Hello today im going to show you how to make a powerful burning laser from DVD-RW, before we begin I must caution that its very powerful thing and can seriously damage your eyes, be careful.

Hello today im going to show you how to make a powerful burning laser from DVD-RW, before we begin I must caution that its very powerful thing and can seriously damage your eyes, be careful.

DIY 1000 Watt Wind Turbine

We built a 1000 watt wind turbine to help charge the battery bank that powers our offgrid home. It's a permanent magnet alternator, generating 3 phase ac, rectified.

When I first saw this project at Kipkay's youtube channel I was amazed by how easily you can get some milliamps out of the telephone line, just with a bunch of diodes and a dc-dc converter you can power many small things, like some LED's, an Arduino, a nightstand clock,... It's an easy way to get a source of energy that will always be there even if there's a blackout. And so I wanted to make another instructable about this subject because I think many people will like it as I did few years…

Phone Line Electricity.

a Gravity Battery System to store Solar Energy for later use.

Solar Energy Tips To Help You Go Green. If you are looking to reduce your energy consumption, solar energy is the way to go. Solar energy lets you get energy from the sun.