There is a grounding wire in houses that are newly built or recently renovated.
How to connect a chandelier to a two-key switch
Preparation: continuity testing and phase determination on the ceiling For those who have at least a little knowledge of electrical networks
Example of calculating resistor power for a circuit
How to determine the power of a resistor with a multimeter
Standard range of resistor powers and their designation in the diagrams Please note that resistors of the same
What is a triac (triac) and how it works. Checking with a multimeter
What kind of device is this, its designation Triac is a symmetrical thyristor. In English speaking countries
Law of conservation of electric charge
Electric charge Electrical phenomena have been known since ancient times. Even in ancient Greece (VII century.
TN-C system
How to properly ground in a new building and an old apartment
Grounding an apartment plays a significant role for residents and equipment. Grounding may be necessary
Wireless switch, what is it and is it worth installing?
What is a wireless switch for? Remote systems that provide control of certain devices on
Do-it-yourself thermoelectric generator: diagrams, projects, operating principle and assembly of a homemade device (155 photos and videos)
What is TEG? This device makes it possible to generate electricity from heat energy. Need to clarify
Is it worth installing a three-tariff electricity meter?
Description Electricity consumption is recorded using a meter at a specific tariff. However, in practice it is known
Electric energy metering devices
14.1. Rules for accounting of electrical energy 14.2. Electrical energy meters CHAPTER 14 BASIC PRINCIPLES
Everything you didn't know about the first incandescent lamp
Advantages and disadvantages Currently, there are many lighting devices. Most of them are produced
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