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What is illumination? Illumination is a luminous quantity that is equal to the ratio of light incident on the surface

Recently, more and more users are choosing combination cookers with induction

What types of transformers are there? Types of transformers Transformers differ in technical characteristics and purpose, they are divided

Design and operating features of the refrigerator The main functional unit of the refrigerator is the compressor; it pumps freon

Field effect transistors Field effect transistors (FET, Field Effect Transistor) have the same purpose, but differ

Diagram of a refrigeration compressor Today there are a lot of refrigerators and they are all different: they

Fixed Base Current Bias Circuit The simplest bias circuit uses a base bias resistor

Operating principle An oil-filled power transformer uses an oil conservator in its operation, which compensates

Basic concepts and definitions The most critical operation in the process of building a fiber-optic line, which determines the quality and

Designations of switches and switches on electrical diagrams Conventional graphic designations of switching products - switches,