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All good day and pleasant education in technical issues of our blog. We have specially created a platform for live communication and exchange of experience in repair business, multicopter and other technical things. Tests of batteries and accumulators, practical experience of repair of various electronic devices and their batteries. The blog is closely connected with our laboratory and shop, all about what is written here, you can find and buy from us.

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Precise welding with your own hands

Times Read: 1839
Precise welding with your own hands

Quite a dangerous form of entertainment appeared among modern DIY. Many resources offer different schemes of assemblies of spot welding machines. Redesigned transformers from microwave ovens, vysokotochnye relay and other delights. The result will be quite dangerous electrical devices, which at best will cut down the timid in the entrance, sometimes in the whole house, at worst, arrange a fire in the apartment.

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Replacement of screwdriver battery batteries with li-ion

Times Read: 522
Replacement of screwdriver battery batteries with li-ion

Наиболее популярная услуга для тех, кто постоянно пользуется шуруповертами и имеет проблемы с заменой элементов питания или покупкой новых батарей. Действительно, ni-ca никель камдиевые батареи имеют ряд недостатков, например, эффект памяти в случае неполного разряда или не до заряда. Низкая емкость батарей, тоже препятствует долгой работе шуруповерта. Максимальная емкость в никель-камдиевом исполнении как правило не превышает 2 Ач, при сохранении все тех же недостатков. Единственный плюс, на этом фоне, это сохранение работоспособности при отрицательных температурах.

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Whether it is worth repairing accumulator batteries of screwdrivers

Times Read: 377
Whether it is worth repairing accumulator batteries of screwdrivers

This is a question many of us ask when we look at our used batteries. Maybe it's really easier to throw them out and buy a new battery. In fact, everything is solved by elementary mathematics. Let's calculate the cost of repair and compare what is the benefit.

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Lithium batteries (li ion) 18650 lg g2-test

Times Read: 300
Lithium batteries (li ion) 18650 lg g2-test

Very often we had to hear about 18650 high-precision batteries lg g2, popularly known as"chocolates". Do this name they received because of the characteristic color is dark brown. According to their properties and characteristics, they have really gained wide popularity among the owners of mechanical models, as well as builders of quadracopters.

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Reliable and unreliable batteries such as Sony 18650 VTC6

Times Read: 462
Reliable and unreliable batteries such as Sony 18650 VTC6

What to do, but our two attempts to get original battery Sony 18650 VTC6 ended in complete failure. For the first time, we even ordered them from a seemingly trusted supplier who used to have Lg HG2. But the result was a battery of unknown quality.

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