Wednesday, September 21, 2011

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Friday, September 9, 2011

Noise - Pollutants, remedies and curiosities

!9# Noise - Pollutants, remedies and curiosities

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Noise itself is not harmful, in fact, is common in places in which you want to crush and every person present will be seen or heard. In the market, the noise is expected, as each dealer wants to attract the attention of the buyer. In sports stadiums, where fans cheer and shout their moral support for their favorite team or player. You can also hurled abuses by the sound of hecklers and fans sore. In schools, especially if the teacher is not there to represent their clubs in thethe board and the authority to require them to maintain their voice. You do not complain about the noise if you stay in those places for some time.

The noise is irritating when you are comfortable at home and an endless drone of low flying aircraft, the pitch in the head. It causes blood pressure increases swing by the appearance of your walls and you can rattle the windows. In addition, you have accidents, many accidents can happen to read that a happyMisfortune of one of these planes accidentally use the roof as a landing.

Noise is a form of pollution, if you live in the city and the traffic was a lot of car horns at the same time bring, how to find their way to protest the long hours that have been waiting in the queue. Add the crowds of pedestrians, who prefer to wait while walking the city streets, most of them speak at the same time, enough to create a din. The noise in the city can disrupt sleep, invadeYour privacy when you find it difficult to continue care with a simple conversation or creating an unpleasant work for the home.

If you live in the suburbs, you might think that the noise can not touch here as the neighborhood is mostly residential and a few cars passing. This is possible if your neighbors know that the use of lawn mowers and leaf blowers can intrusive and annoying noises that can go on nerves.

In addition, theWorkplace may be subject to seizure when the office equipment was not properly equipped with materials to mitigate noise or acoustic. Factories and production lines with the constant hum can stun your ear when you get a daily dose of him as a worker.

Noise pollution is an environmental problem if it causes invasive and intrusive negative impact on health and productivity.

Treatments for noise pollution

Houses in areas near airports, cities, factories, and adjusttheir homes against noise barriers and noise-absorbing materials such as acoustic barriers, acoustic foam, custom sound enclosures, sensor, acoustic doors, windows and ceiling tiles and double glazed windows.
Offices with a "white noise" machine, the cover unwanted and intrusive sounds, sounds that can interfere with work in an area helps to reduce. The machine produces a relaxed, non-directional sound comes out as smooth enough to cover allunwanted noise is propagated through the world of work.

Curiosity: a single type of noise

Love in the Philippines, the people, while at the time to sing along with their karaoke or videoke machines. And 'quite common among the neighborhood together in the slums of decibels of their cars in several notches higher than those of their neighbors. Imagine a place where the houses with only a single layer separate pieces of woods to them, have people sing at the toptheir voices with microphones and accompanied by loud sound machines to boot with high-powered loudspeakers.

Places you are in front of these people are lifted from their home through the slums of the hard work of their relatives abroad, and now lives in a quiet residential area. The reason, they must enjoy life and sing to your liking and that the neighbors have no choice but to set as ear plugs in their ears.


Noise - Pollutants, remedies and curiosities

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Thursday, September 1, 2011

On Wall Speaker Systems

!9# On Wall Speaker Systems

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On wall speaker systems are an effective way to enjoy great music, while hiding the speaker. Even as ceiling speakers and ceiling speakers, an in-wall speaker system is particularly known for the ideal home theater. Are again open, semi-closed and closed systems under various types of in-wall speaker systems.

On wall speaker systems have many advantages over traditional speaker system. The main advantages of in-wall speaker systemstake up more space and are easy to hide. It can also be installed on any flat surface, including ceilings and floors. Cost, custom installation, compatibility, flexibility, greater strength and ease of installation of other benefits. On wall speaker systems are particularly suitable for multi-room audio. In general, two types of in-wall speaker systems available on the market, one designed for home theater and the other for the whole houseAudio.

An in-wall speaker system works in the same manner as normal. But the only difference is that instead of installing in a cabinet, usually mounted to the ceiling. On wall speaker systems use as housing and the cavity with a grill and frame can be painted with the color of the ceiling or floor, you are attacked. A guide or manual explains the installation step by step at the time of the acquisition are in-wall speaker systems, which providesInstallation is fairly simple.

In wall speakers and subwoofer wires or cables are essential for the proper functioning of the wall speaker systems. On wall speaker cables are available in 14 and 16 meters available, and specifically wireless UL rated Class 3 cable are known for the best performance wall speakers are used.

However, wall speaker systems have some disadvantages. Since a wall speaker system is mounted in a certain region of space, it is difficultmake other changes. Diffraction loss also affects the performance of the speakers on the wall. Another disadvantage is that wage costs are high wall speaker wiring.


On Wall Speaker Systems

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