Proper earthing in a private house

Proper earthing in a private house

Do not know how to make grounding in a private house with your own hands? The article provides instructions for installing the grounding circuit, all sizes, as well as diagrams and video!

How to make a USB fan out of stock

How to make a USB fan out of stock

Step-by-step instructions for making a mini USB fan from a cooler and a motor with your own hands. Video review of homemade fans for laptop and computer.

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