Consumer Electronics and Computer Systems

The Most Interesting and Unusual Applications of LED Lighting

Thanks to LED lighting, nowadays we are able to use smartphones with very well-lit screens, LED monitors and TVs, Blu-ray players, as well as many…

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Graetz circuit, connection and principle of operation of Graetz circuit

Graetz circuit is a two half-period rectifier. It is used for rectifying alternating voltage when consumer with constant voltage has to be powered. It consists…

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Computer speakers

There is hardly a product in our daily lives with such a variety of shapes, sizes and functions. Computer speakers have undergone a great evolution…

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How to create a Local Area Network (LAN)?

Equipment required: Router – it may have a built-in switch and/or Wi-Fi, a switch (commutator), Wi-Fi (access point / hotspot) FTP or UTP cable, RJ-45…

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Chargers and battery testers

Car batteries, even when they are not used, they self-discharge over time. Car batteries have a standard level of natural self-discharge and it says that…

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FLASH DRIVE

USB flash drive, or so-called “sticks” are small size devices for storing digital data. They are extremely useful for storage and transfer of various data,…

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The most important thing we need to know about HDMI

What is HDMI? Technically HDMI stands for High-Definition Multimedia Interface (multimedia interface with high resolution). The cable is a global standard for communication, developed by…

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Christmas decorations

For many of us Christmas and New Year are among the most favorite holidays of the year. During these holidays streets, offices, public places and…

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Thyristors and triacs

Thyristors are controllable multi-layer diodes. They are semiconductors and have a non-linear volt-ampere characteristic with two stable states – of low and high conductivity. Thyristors…

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Electronic components

The constituent parts of an electronic circuit are called electronic components. Electronic components are the building blocks of electronics. They have two or more terminals…

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