Метка: wire
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How to remove old paint from a battery
A peeling cast-iron battery will ruin the interior of any room — even if it has been redecorated. After re-painting, there is a risk of only exacerbating the problem, since fresh enamel will emphasize the relief of the battery. The only option is to remove the old paint from the battery, prime it and re-paint…
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Compare DVI and HDMI | What is the difference
DVI and HDMI are digital video signal transmission interfaces. They are designed to connect external displays — to a computer, tablet, game console, or generally any device capable of playing video. However, there is a fundamental difference between these two standards. In this article, we will describe in detail the difference between these two protocols…
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How to stretch a T-shirt if it shrinks after washing
Did something go wrong while washing and now the new T-shirt is too small? Let’s look at this issue from the point of view of physical and chemical processes. We will understand where we make mistakes and how we can restore the size of things. The property of shrinkage is typical for fabrics made from…
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Comparing Cat 5e and Cat 6 Standards
Network technologies are constantly evolving, trying to provide more and more bandwidth. And telecommunications equipment is also improving. It would be strange if today’s terabit data volumes were transmitted over some kind of two-wire ADSL, wouldn’t it? Therefore, it was replaced by Ethernet, and then fiber in general. Nevertheless, it was Ethernet that became the…
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Which is better — UTP or FTP
UTP and FTP are types of patch cord, a twisted-pair network cable designed for laying a local network between computers, servers and switching equipment. They differ primarily in design. So: UTP (Unshielded Twisted Pair) — unshielded. Usually consists of eight cores, combined into four twisted pairs. Each core is covered with PVC insulation and they…
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Compare cable TV and digital
With the development of technology, the number of ways to transmit a TV signal is only increasing. Now, as of April 2019, there are five broadcasting standards in EU — terrestrial analog, terrestrial digital, cable analog, cable digital (aka IP TV) and satellite. And the choice of type when conducting a new television in an…
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Compare VVGng and VVGng ls cable
The power cable VVGng (vinyl-vinyl “bare” non-combustible) is designed to transmit direct current with voltage up to 1000 V or alternating current with voltage from 660 V to 1000 V. It consists of several copper conductors with vinyl insulation and a vinyl sheath (cambric), devoid of armor . This cable product is used for the…
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How to clean the wax
Today, wax depilation is an effective way to eliminate excess hair on the body, requiring heated liquid wax. For this, a special device is used — wax. It is easy to care for, but the wax needs to be cleaned immediately after use. We have prepared recommendations for the quick and correct cleaning of the…
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Compare fans 3 pin and 4 pin
For those who have had to assemble computers — and there are many such people, and not all of them are system administrators or programmers — it was probably evident that some PC models have fans with 4 legs, while others have 3. This is not just a design idea — inside computer everything exists…
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Compare laser and LED printer
Buying a printer is a responsible business: equipment, if everything is fine with it, can serve for many years, therefore it is better if it fits the tasks that a particular user sets for it. To make an informed choice, you need to know the pros and cons of different technologies, as well as those…