Upgrading an energy-saving lamp to LED No. 1

Many thanks to the manufacturers of modern energy-saving lamps. The quality of their products constantly makes us think and pushes us to new technical solutions. So this time we will consider the topic of remaking a failed

Miniature soldering iron

We bring to your attention two miniature soldering irons, the most affordable to manufacture and meeting the requirements for the installation of miniature electronic products.

Homemade airbrush compressor

As a receiver, an OHP-10 fire extinguisher was obtained with a declared volume of 8.7 liters, which was actually measured to be 10.5 liters. I got the fire extinguisher during my internship at the enterprise.