Electronics

Transistor

The name “transistor” was introduced by John Pierce, who combined the words “transfer” and “resistor”. Regarding the invention of the first transistor things are a…

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How to crimp a network cable?

If you have to connect two computers, you will need Ethernet (LAN cable). The cables with terminals, which you can buy in stores, i.e. the…

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Ammeter

An ammeter is a device used to directly measure electric current in amperes. The electric current represents a directed movement of free electrons under the…

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Voltmeter

Voltmeters are instruments for measuring the difference in the potentials of two different points of the circuit. Voltage is the reason for the directed movement…

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Remote controls

A  remote control is any device that transfers signal from an operator to a device, controlled by it –  an appliance, apparatus or set of…

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DC converters

As mentioned in the previous article, there are converters which transform DC. These converters are normally used in vehicles that run on batteries providing 24…

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Converters

Transformer converters are designed to power household and industrial appliances with 220VAC or 110VAC. They are specially designed for electronic equipment whose nominal AC voltage…

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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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Photoelectric sensors. Light sensors. Photoelectric switches.

Photoelectric sensors, also called photosensitive switches, serve to automatically turn on outdoor lighting in reduced ambient light. They can be integrated into the luminaire itself…

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