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This list of car audio manufacturers and brands comprises brand labels and manufacturers of both original equipment manufacturer (OEM) and after-market products generally related to in-car entertainment that already have articles within Wikipedia. While components sold by these companies have much in common with other audio applications or may ...
Car audio Receivers & players; Amplifiers; Speakers and subwoofers; Sony Marine; Headphones; MP3 players Walkman; High-resolution audio; Wireless speakers; 360 reality audio
In the 2000s, several car audio manufacturers produced subwoofers using non-circular shapes, including Boston Acoustic, Kicker, Sony, Bazooka, and X-Tant. Other major car audio manufacturers like Rockford Fosgate did not follow suit since non-circular subwoofer shapes typically carry some sort of distortion penalties.
Some head units have built-in stereo amplifiers. Other car audio systems use a separate stand-alone amplifier. Every amplifier has a rated power level sometimes noted on the head unit with the built-in amplifier, or on the label of a stand-alone unit. Coaxial speakers: These are the most common type of car speakers and are often factory-installed.
2004 - World's first Dolby Digital EX aftermarket in-car product. [2] 2004 - Alpine introduced the BioLite display technology in their 2004 receiver lineup. 2004 - World's first company to manufacture a component which can interact with an iPod. 2005 - First full Class D MOST bus amplifier for the Volvo XC90.
An early use of class-D amplifiers was high-power subwoofer amplifiers in cars. Because subwoofers are generally limited to a bandwidth of no higher than 150 Hz, switching speed for the amplifier does not have to be as high as for a full range amplifier, allowing simpler designs. Class-D amplifiers for driving subwoofers are relatively ...