Monday, December 20, 2010

【 Weak current College 】 how professional right to buy car audio---Power By 【 China power house network 】


Car audio is no absolute level of the prices is in General, the United States is to be a limit of $ 3.5, China is 40 million Yuan for a limit. The price is above, car audio quality is guaranteed.


However, even on the same level of car audio, it is difficult to easily determine the sound quality is good or bad, because it is associated with personal preferences. Music spread mode, some people like people like stereo, surround sound, tone, the United States who like bass, Europeans like baritone and soprano voice in Japan people like, different people have different about music.

As the sound system provider, we have been working with the best brands of automobile manufacturers, like domestic cars new Audi, Cadillac, car model, can according to different interior environment and cost requirements to carry out many aspects of debugging, to achieve the best sound effects, there is currently no entering the retail market. But we believe that more and more domestic auto install BOSE audio system.

In addition to remind the owner that the original sound when problems arise, be sure to go to the professional maintenance station, but not to the General decoration shop, so that the level of quality and repair accessories are better protected.

How to tell if a car audio pros and cons?

Car audio is a host of major components, power amplifier and speakers. Car audio host is the most direct is to see its specifications, mainly has following several aspects:

1. output power: the vast majority of music power, 40W power of 60W, between the buildings, the more the better.

2. frequency response: the human ear can hear the frequency range in between 20KHZ 20HZ?, so the index of at least to achieve this value, and the wider the better.

3. signal to noise ratio: means the music signal and noise ratio, the more high-end car audio, the higher the value, 90DB above, the better.

4. the total harmonic distortion (THD): reflects the sound reproduction of restore, restore the smaller number of higher, the better.

How to buy car audio (amp)

Power amplifier is a sound system of the heart. The size of the power amplifier, the quality is good or bad music plays a vital role to play. How to choose a power amplifier? first amplifier power should match the Horn's power; the second should select a built-in divider amplifier so that the system can be freely on the amplifier and the speakers are combined, also allows the entire system of the sound quality improves. Purchase to pay attention to choose is large enough to maintain a normal radiator cooling.

How to buy car audio (speaker)

Speakers include commonly known as the Horn, tenor bass units, units, treble unit. Now most of the cars are using coaxial speaker, due to restrictions from the installation location, the sound effects are not particularly good. When you have selected several mistakes.

1. the nominal power is bigger and better.

And not the nominal power, the greater Horn of true power is greater, to issue the perfect music, is the need for power amplifier and speaker of the perfect match.

2. set the loudspeaker of the divider built-in components, the more the better.

The number of components, and you cannot play a decisive role, it is important to look at he uses is not a good electronic components.

3. speaker vibration will burn down substantially.

In the sound is distorted State, speaker of the vibration frequency is very high, indicating its sensitivity is high on the sounds of the performance ability is strong, and will not be burned.

4. Speaker of the magnet, the larger the better.

Magnet size, can only give people's Visual impact, do not think that the more high-power magnet.

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