Construction And Repair

Types of chargers: description of existing types and recommendations for selection Construction And Repair

Many modern devices do not operate on an electrical network, but on a battery that stores energy. Cars, mobile phones, players, etc. are arranged according to this principle. For maintenance, techn...

Charging your phone battery: guidelines for maintaining lithium-ion batteries Construction And Repair

Without a battery, a smartphone is a meaningless plate with dead electronics. Even the best modern batteries don't last forever. Over time, they keep the charge weaker and weaker and take longer to...

Repair of a charger for a car battery: possible malfunctions, methods of fixing them Construction And Repair

One of the important parts of the car is the battery - the basis of the car's electrical equipment. For a long and flawless operation of the battery, proper care and periodic maintenance are requir...

Choosing a car battery charger circuit: simple and complex circuits Construction And Repair

Any car enthusiast knows how much trouble a battery that does not work in normal mode can cause. Guaranteed trouble-free, he can work for at least 5 years, provided that the driver constantly monit...

Automatic chargers, do-it-yourself Construction And Repair

Various electronic devices in their work use portable energy sources, batteries. The most common voltage for their operation is 12 volts. Batteries, giving the accumulated energy to devices, period...

Charger for a car battery: types of devices, selection criteria for products for a battery Construction And Repair

Every car owner is periodically faced with problems in the battery. In most cases, battery drain is the cause. A useful tool for restoring voltage is a car battery charger. In specialized stores to...

Charging and power supply for a screwdriver: features of use, repair and DIY Construction And Repair

Without a screwdriver, furniture assembly or renovation becomes more difficult. Cord machines are inconvenient to use, therefore, battery-powered screwdrivers are common among professionals and ama...

Definition of working grounding: the difference from the protective one, the principles of the ground electrode system, the rules of the PUE Construction And Repair

The grounding of electrical installations is of two main types - protective and operational. In the regulatory documents of the Ministry of Energy, the definition of working grounding is as follows...

What is a grounding device: definition, types and principle of operation of a grounding device Construction And Repair

By doing grounding with your own hands in the country or in a private house, you can ensure complete safety the use of electrical appliances, protecting equipment from damage during short circuits ...

What is grounding, what does it give and why is it needed in the outlet Construction And Repair

That some household appliances must be grounded, almost everyone knows. But which ones are needed, and which does not require grounding? The heating boiler is definitely needed - the master require...