electrical connection

A Specialist Page called Lead acid batteries for solarpower about physics

One way of providing electricity to parts of the world that still have no access is to give them the means to generate it themselves. That's the approach being taken by Billions in Change. Its Free Electric bike lets users produce electricity by pedalling.

Current, voltage and resistance are three important concepts in electronics. I didn’t have a clue about these things when I started out. But I could still build fun things, by following the circuit diagrams I found. I just didn’t know what was going on. When I started learning about basic electricity in school, many pieces […]

Current, voltage and resistance are three important concepts in electronics. I didn’t have a clue about these things when I started out. But I could still build fun things, by following the circuit diagrams I found. I just didn’t know what was going on. When I started learning about basic electricity in school, many pieces […]

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Our off grid solar kits are perfect for small cabins, hunting cabins, outbuildings and as a home backup power

You can wire individual solar cells together to make your own solar panel.

Generator 230 volts AC dragged by a dynamo of 24 volts DC. This is an experimental model to demonstrate the transformation of chemical energy to mechanical p...

This device is not defying any scientific laws! The Law of Conservation of Energy is referring to an ISOLATED system, read here http://en.wikipedia.org/wiki/...

How to wire a 2 way switch, How to Change or Replace a Basic On/Off 2-Way Switch

Making a Simple Joule Thief (made Easy): Today I am showing you how to make a very simple joule thief. A joule thief has many applications, the best gadget that I made with was a "Water Powered Lamp", soon I'm going to post on a guide about it but first I need to post this guide. I used an…

Just about all of our modern conveniences run on electricity. If the grid goes down, life goes down. Some rely on solar backup systems. Other prefer the sure-fire reliability of a generator. However, generators run on gasoline or other fuels. And those fuels might be in short supply during a disaster. There is another, easy […]

If you are fed-up of ordinary inefficient solar cooker designs and wondering how to make a solar cooker that works in a truly effective way, then probably you have reached the right destination. A low cost solar cooker design that heats up instantly and actually cooks your food in minutes has been meticulously discussed here. …

A solar panel connected to a battery-powered lighting system can provide plenty of light to remote buildings or sheds.

Personal Solar Generators - Emergency Solar Backup - Off Grid Solar Power

DIY induction cooker/heater