This is a place to get advice and find links to cheap offgrid enegy products.

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Problems with boat solar install

  Installed a MPTT 12v set-up on my boat about 9 months ago, worked well getting 4-8 amps from 2x 120w panels mounted flat on the boat cabin roof.   A week or two ago it...

A evil tainted favour leads to a renewable energy mess

  To illustrate what a mess we are currently in. Solar power over the last 10 years has plummeted in cost and crept up in efficacy, leading to a shift to sustainable energy in many...

A simple guide on how to use boat batteries

The only time you can get a “true’ish” reading is after they have been sitting without charge in or out for a few hours. The rest of the time it's a “ruleofthumb” reading, you need to get...

Smartphone Solar Charging

Am thinking of running a workshop on small scale solar power. Here is an example of a cheap set-up that will run your large smart phone (and charge a tablet) ...

Mobile Solar power for a laptop

Am thinking about running a workshop on portable solar power. This is 32w folding solar panel with a battery pass through DC to DC transformer and 13' video editing...

Offgride travel with Small Solar Power

If you are taking your small USB powered devices off grid for a week or so then you will need a way to keep them powered up. In this review I look at 2 small folding solar panels. Both will...

Cheap solar panels

This is a very good deal for DIY solar power install Second hand, Kyocera modules are known to last for well over 30 years, these panels have been used for around 10 years so there...

Basic boat 12v electrics

Basic boat 12v electrics I see so many people with battery issues thought I would do a basic post. Battery state is a bit of witchcraft, you can get an idea of charge by using a...

Puting up the wind mill

My test wind mill, works, made from PVC piping a a small electric motor and a quadcopter blade for the rotor. Puts out 2-3v in a small wind. Testing the aluminium scaffolding...

Balcombe Protection Camp has a working solar power station

While summer lasts we aspire to camp electrics being completely powered by solar power. Currently the kitchen, massage/meeting tent and the media/tech tent are working. We have LED...

Balcombe - power use

I have been at Balcombe anti-fracking camp for two weeks now (DRAFT) Broken inverter box of shame We have come a long way in the tech tent in helping to change the mindset...

Problems with boat solar install

  Installed a MPTT 12v set-up on my boat about 9 months ago, worked well getting 4-8 amps from 2x 120w panels mounted flat on the boat cabin roof.   A week or two ago it...

Offgride travel with Small Solar Power

If you are taking your small USB powered devices off grid for a week or so then you will need a way to keep them powered up. In this review I look at 2 small folding solar panels. Both will...

Balcombe - working in the tech tent

Its been an interesting and educational experience working in the tech tent at the anti-fracking protest camp.  When I arived, in the first 3 days none of the solar panles...

You can't always get what you want

http://www.washingtonpost.com/blogs/innovations/wp/2014/09/19/the-coming-era-of-unlimited-and-free-clean-energy/ This is sugar coated but has truth to it, the end of carbon based economy...

Review of Goalzero adventure pack - Solar power

UPDATE : they sent a replacement panel and battery pack and am awaiting a bag to send back the old ones so they can test them. Good company. Nomad 7 (7 watts) Solar Panel and Guide 10...

Mobile Solar power for a laptop

Am thinking about running a workshop on portable solar power. This is 32w folding solar panel with a battery pass through DC to DC transformer and 13' video editing...

Cheap solar panels

This is a very good deal for DIY solar power install Second hand, Kyocera modules are known to last for well over 30 years, these panels have been used for around 10 years so there...

How to solar power your Tablet

You need a panel with at least 14W to charge a tablet, the are a lot of them out there, but, they get VERY mixed reviews. I have only used larger or smaller panels so can't vouch for any of...

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Chargeing your Laptop form solar power

12V Macbook Magsafe2 Laptop Charger, rather than running an inverter and then your standard charger this will allow you to charge directly from your 12V batteries being more effecient and saving you power. Link

12V Universal Laptop Charger, rather than running an inverter and then your standard charger this will allow you to charge directly from your 12V batteries being more effecient and saving you power.

Adjustable output voltage at 15V, 16V, 18V, 19V, 20V, 22V 24V
Support most of the Notebook for HP IBM COMPAQ and SONY (With circle plug) LINK

 

 


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