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Consumer Electronics and Tips
What type of LED lighting to choose for a dropped ceiling

You want to create an exquisite dropped ceiling in some room in your home and look for suitable lighting? Check out the most convenient LED…

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Consumer Electronics and Tips
Where to use LED flood lights

LED flood lights are extremely popular, convenient and easy to use source of light which can be used in many spaces and areas such as…

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Installation and connection of electrical sockets, connecting a double electrical socket for flush and external mounting

The installation of electrical sockets is seemingly easy task, but it has its peculiarities, which if ignored, may cause failure or even an accident. Very…

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Consumer Electronics and Computer Systems
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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Consumer Electronics and Tips
Two-way switch for lighting, scheme with a double two-way switch, installation of two-way switches, other switches

Two-way switches are used when we need to switch on and off a lamp from two places. This switch is also called switch „scheme 6“,…

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Consumer Electronics and Computer Systems
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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Consumer Electronics and Tips
Sprays and lubricants. Problems and solutions

We know many types of technical sprays and lubricants that are used daily in households, industry, aviation and shipbuilding. Without being exhaustive, we will list…

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Consumer Electronics and Tips
Thermometers and weather-stations

How are thermometers invented? Like most inventions, the thermometer wasn’t invented in a day and by just one person. It is assumed that the first…

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Consumer Electronics and Computer Systems
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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Consumer Electronics and Computer Systems
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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