Time relays, also called timers, depending on their construction, principle of operation and installation, are divided into analog and electronic devices, which are used to…
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When we buy audio and video equipment, we need to know what cables will connect the various devices in a harmonious audio-visual system, so that…
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Мultimeters are among the most common measuring instruments after clocks and thermometers. The device was invented in 1820, in the form of a galvanometer. It…
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During the working process of fireplaces with water jackets connected to a central heating, the uninterrupted operation of the water circulator pump is essential. If this…
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Induction three-phase motors are widely used in industry because of their simple structure, extremely high reliability and low cost. The speed of the induction three-phase…
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In industry various devices and systems are used to regulate liquid levels – electronic, electrical, mercury, electromechanical and mechanical. Electronic ones are the most accurate,…
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Most modern cars have a built-in audio system with speakers in the doors and a player in the dashboard, but very often the factory-made audio…
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Many people think that the installation of a solar system is complicated, expensive and of limited efficiency and therefore they do not yet have one.…
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Types of computer fans Computers are equipped with different cooling systems that spread the excess heat generated by the components, the main systems including CPU…
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Nowadays we often need to repair our PC by ourselves. In this article I will try to consider the common problems with processor fans, power…
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