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Small Photovoltaic Off-Grid System

These are some pictures of my small off-grid photovoltaic system at home. It is just a 50W module standing on the roof, with a 30A charger, 3 x 7.2Ah 12V Batteries and a 150W AC-Converter. The charger is much bigger than necessary, but it was there, so why not use …

DIY mobile phone charger LiPo Rider Pro

DIY Mobile Phone Charger

This is a small tryout-project, to craft a small mobile power supply for charging a mobile phone on the go. Since i had a “LiPo Rider” and a 1100mAh LiPo-Cell lying around, it was just a 20 minutes for the first version. I used a case for small screwdrivers as …