How to ground the outlet with your own hands: professional advice and common mistakes. How to ground the outlet if there is no ground wire. Features of grounding outlets in an apartment and a private house. How to zero a socket.

Controller for LED strip: varieties and wiring diagram. How to choose a controller for LED strip. Are the controllers different for RGB and monochrome tape? How to choose the power of the controller.

Security motion sensor: varieties, principle of operation, installation and configuration features. What is the difference between infrared sensors for burglar alarms from volumetric ones. Features of security motion sensors.

Automaton ratings: selection rules and tips. Standard ratings of circuit breakers. Calculation of the rated current of the circuit breaker. Basic concepts of rated currents and characteristics of circuit breakers.

Two phases in the socket: why the indicator shows the phase on both wires. What to do to solve the problem with two phases in the socket: in which socket the phase in the socket should be. The main causes of the problem.

Retractable outlet in the countertop: features of choice and installation. Vertical and horizontal drawer outlets for kitchen worktops. Advantages and disadvantages of built-in sockets in the kitchen. Rules for installing a built-in retractable outlet.

LED lights for suspended ceilings: which are suitable for installation. Advantages and disadvantages of LED chandelier for stretch ceiling. Features of installing LED lights on a stretch ceiling.

Electric tee: what it is and varieties. Electric splitters for 2, 3 or 4 sockets. Electric tee with switch in one housing. Safety precautions when using electrical tees.

GSM power failure alarm: device description and purpose. Functionality of a power outage sensor. Installation and configuration of power outages.

RJ-45 socket: a description of what it is and what it is used for at home. Types of RJ-45 sockets: double, internal and external, built-in and shielded. How to connect the RJ-45 socket.

DIY wiring in the garage: how to connect the garage to electricity. Wiring decomposition schemes in the garage. Which electricity meter is better to put in the garage. How to design a garage power supply.