วันอาทิตย์ที่ 21 กุมภาพันธ์ พ.ศ. 2553

Car Speakers - How?

Car Subwoofers are far by car owners and fans are used. However, many people do not know know what a subwoofer, and what are they? To produce subwoofer car speakers are for the lowest frequencies, or the lower end of the audible range. Car Subwoofers range from 4 mm in diameter up to 36 "designed for highly specialized researchers. For the majority of consumption is the size more or less in line with 4, 5, 6, 6.5, 8, 10, 12, 15 and 18 inches,6,5-12 "format is the most used.

Why do car subwoofers are specialized breeding, the design maximizes their potential to produce the lowest frequency. It will therefore cones that are balanced to the maximum support to and fro, as xmax. Frequencies East have to travel smaller and less cone or cones. Tweeter is a cone, dome or membranes seems almost motionless. Nevertheless, they can produce sounds in theirFrequency range that is as powerful as their brothers and sisters.

Car speaker cones have entrances and exits to the greatest extent possible, because the sound waves that are low in frequency. Current technology provides us with solid materials such as polypropylene cone, carbon and polymer laminates that retain their shape under stress to resist moisture and are very light. The membrane acts like a piston compressor, and an alternative to evacuate large masses of air. To do this, mostmay need to connect to a subwoofer amplifier that produces a high amplitude waveforms that can produce this movement. Because such signals require substantial electrical power behind them that the movement of the cone control, the maximum power is available only needed to play the bass.

Most car subwoofers are in a box (housing) to achieve maximum sound power levels accommodated.

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