Consumer Electronics and Computer Systems

Time relays (timers)

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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AV cables

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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Multimeter. Usage

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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Emergency supply for circulator pumps and fireplaces with water jacket

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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Frequency inverter

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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Liquid level controller with a float

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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Vehicle audio

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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Solar panels controller

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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Computer cooling fans

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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Computer fans

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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