Greywater Purifier Desalination System

The post explains a simple grey water purifier, desalination design arrangement which can be used for recycling greywater into pure usable distilled water completely free of cost through solar heat concentration. The idea was requested by Mr. Luis Gomes Machado Circuit Objectives and Requirements I wrote to you on a forum last week about your … Read moreGreywater Purifier Desalination System

Using Treadmill Exercise Bike to Charge Batteries

In this post we learn how to use an exercise bike or a treadmill for charging a battery through a simple shunt regulator circuit with full charge cut-off feature. The idea was proposed by Mr. Peter Jaffe. Exercise Bike for Charging Battery I have been following your circuit tips for a little while. Very helpful … Read moreUsing Treadmill Exercise Bike to Charge Batteries

Best 3 MPPT Solar Charge Controller Circuits for Efficient Battery Charging

An MPPT as we all know refers to maximum power point tracking which is typically associated with solar panels for optimizing their outputs with maximum efficiency. In this post we learn the 3 best  MPPT controller circuits for efficiently harnessing solar power and charging a battery in the most efficient manner. Where an MPPT is … Read moreBest 3 MPPT Solar Charge Controller Circuits for Efficient Battery Charging

12V Automatic Battery Charger Circuit with 4 LED Indicator

A lead acid current controlled automatic 12V battery charger circuit with 4 LED indicators can be learned in the following post. The design also includes a 4 level charging status indicator using LEDs. The circuit was requested by Mr. Dendy. 12V Battery Charger with LEDs I would like to ask and look forward to you … Read more12V Automatic Battery Charger Circuit with 4 LED Indicator

Make Free Drinking Water from Sea Water

The post explains a cheap yet effective method of desalinating large quantities of sea water into free drinking water at home. The idea was requested by Mr. Mike. Technical Specifications This is Mike Cardenas and am writing to you with reference to your invention of a Solar Water desalination set-up from 2011 which I came … Read moreMake Free Drinking Water from Sea Water

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