Fundamentals of Electronics
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This topic is quite extensive, so I want to note right away that in this article we will consider the issue of fire danger...
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Installation of ceiling lamps
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Chrome filament lamps, gas discharge lamps are used for lighting. They are connected to the network through a control device (ballast).
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Periodic inspection and preventive maintenance of the equipment and devices of the lighting installation create all the conditions for the reliable operation of the lighting...
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The point method makes it possible to determine the illumination at any point of the room both horizontally and vertically...
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