Electric current generator: electromechanical, gasoline and induction. History of occurrence and the first electric current generator. How to choose the right electric generator for home.

Transformation coefficient of the electricity meter: what it is and how to install it. Estimated metering coefficient depending on the type of electric energy meter. Calculation of electricity by a meter with current transformers.

Rules for using electrical appliances: what can not be done, the consequences of breaking the rules. Why you can not touch electrical appliances with wet hands. What to do if the appliance caught fire.

Electric plug: with flat contacts and soviet. Modern types of electric plugs. How to connect a three-wire wire to a plug. How to connect the plug to a ground wire. Design of collapsible and non-collapsible electric plugs.

Sodium Discharge Lamp (DNAT): Connection via inductor and IZU. What is a DNAT lamp and what types of it exist. Specifications and comparison with analogues. Where are sodium discharge lamps used?

Three-phase generator: connection diagram from the network of a country house through a power outlet. The principle of operation and varieties of three-phase current generators. Features of operation of three-phase electric generators.

Retro wiring in a wooden house: features and benefits. Retro sockets and switches for open wiring. The order of installation of vintage wiring in the house from the log house. Design features of decorative open wiring.

Voltage stabilizer in the socket: device features and its parameters. How are voltage regulators different from ordinary ones? Advantages and disadvantages of voltage stabilizers in the outlet.

Wires for a multimeter: self-replacement of wires, types of probes. How to choose probes for a multimeter: universal, crocodile tips or branded products. Pros and cons of silicone wires for a multimeter.

Why the LED lamp is dim after switching off: troubleshooting. How to eliminate the glow in LED lamps after they are turned off. How to choose high-quality LED lamps for their long and efficient operation.

Electric inductor: scope, device and electronic analogues. Varieties of electric chokes according to their purpose. Technical specifications and examples of the use of electric chokes.