Light

Many homeowners have to replace or install light switches. The most commonly used connection diagram is a single-key switch

Practical dependence One of the mandatory conditions for personnel qualification is a safety group for

Why is it necessary to verify electricity meters? From January 1, 2022, only “smart” metering systems will be installed

Types of fuses Types of fuses Characteristics and design of fuses The principle of operation of fuses

Modern lighting technologies have significantly expanded, but at the same time complicated the choice of light bulbs

We periodically publish articles on the topic of assembling a smart home, but personally I don’t bother

Operating principle and design Rotary dimmer for LED lamps A dimmer is an element that allows

How an energy-saving lamp works and how it works. The structure of an energy-saving lamp is simple: bulb, ballast, base.

What is Arduino? Arduino is a programmable microcontroller. That is, this is the fee for which

About the Arduino Nano board - this is an analogue of the Arduino Uno, which also runs on a chip