Solar

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Ten Meters DIY Solar Balloon

Solar balloons are easy to build. Yet they are very rewarding and fun stuff for kids and adults.They are educational toys too.Here is how I made a simple Ten meters Solar Balloon and used it on the beach.All you need is some black trash bags and tape. How Can They Fly Anyway? As air gets(…)

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How to Run a Battery Clock on Solar Power

This contribution follows on from a previous one in 2016, (see here,) but in the intervening period there have been devellopments in components that make the job much easier and the performance improved. The techniques shown here will enable a solar powered clock to be easily deployed in such places…By: Lionel Sear Continue Reading »(…)

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Solar Water Heater

Solar panels are very efficient at taking advantage of solar radiation. In our latitudes the sun generates up to 1000 Watts per m². With photovoltaic panels we can capture 200 W / m², with thermal energy it rises to 800W / m², four times more! Solar panels are much more profitable than photovolta…By: Low tech(…)

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How to Make Acorn Cap Solar LED Lights

Our little acorn cap solar LED lights are perfect for adorning a fairy garden. They are powered using an adapted LED garden solar light, and light up our fairy herb garden beautifully when the sun goes down. This tutorial is in two halves. First, we show you how to adapt the garden solar light and(…)

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Connected Letterbox Solar Powered

For my second Ible, I’ll describe you my works about my connected letterbox.After reading this Instructable (+ many other one), and as my letterbox isn’t near my house, I wanted absolutely to inspire me of Open Green Energy’s works to connect my letterbox to my Domoticz server.Goals Be advised by…By: D3ni3d Continue Reading » Instructables:(…)

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Portable Solar Micro Chiller

Dear InstructablersEvery year since I can remember I’ve headed to a Folk Rock Festival called Fairpot Cropredy Convention and over the three days our beer supply has got progressively warmer, marinading in the tent under the summer heat. for years we’ve lusted for that cold beer as the sun begins to…By: Toppy007 Continue Reading »(…)