We get rid of "unnecessary" equipment
The cable system of small offices, as a rule, has only a horizontal subsystem SCS, since the office itself is usually located on one floor. Standards provide for the horizontal…

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The use of CAD "MAX + plus II" for the development of digital devices on FPGAs from Altera
CAD "MAX + plus II" is an integrated environment for the development of digital devices based on programmable logic integrated circuits (FPGAs) of Altera company and ensures the implementation of…

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GeForce2 MX 400 and GeForce2 MX comparison
We can say with sufficient degree of certainty that the performance of a card on a GeForce2 MX 400 equipped with the slowest memory at a frequency of 166 MHz…

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principle

“Divide and rule”

As a horizontal cable in modern SCS, a four-pair balanced cable is used mainly. It is known that for signal transmission in Ethernet and Fast Ethernet networks, only two out of four pairs are used. The remaining pairs are virtually idle. The technical characteristics of modern cables in terms of the NEXT parameter are very high (see Fig. 1), which allows the use of free pairs for transmitting analog and digital signals without any noticeable effect on the operation of the main application. Continue reading

Custom solutions for local networks of small offices

From the school bench, we are all familiar with some of the laws of nature, which are therefore called the laws that cannot be violated. However, in addition to laws, there are rules, of which, as you know, there are exceptions. To make life easier in the manufacture of technical products, people also came up with standards – rules that apply only to manufacturers. Continue reading

File system access
A lot of important information is stored not only on the file server, but also on the user's workstations. And this data can easily be lost or disclosed if certain…

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Who needs these 64 bits?
On September 23, the new 64-bit processors from AMD, Athlon 64 3200+ and Athlon 64 FX-51 were officially announced. However, Internet users have long been familiar with these processors, since…

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Mobility Radeon от ATI
There is nothing surprising in the fact that the new Mobility Radeon is developed on the basis of the latest ATI graphics chip for desktop systems - Radeon VE, which,…

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Power line interference
Power quality issues play an important role in ensuring the sustainability of computers and peripherals and their longevity. Computers, like any electronic equipment that is powered by AC power, are…

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