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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 ...
Oswalds Mill Audio: United States Panasonic: Japan Peavey Electronics: United States Philips: Netherlands Pioneer: Japan PMC speakers: United Kingdom Polk Audio: United States ProAc: United Kingdom PSB Speakers: Canada QSC Audio Products: United States Quad Electroacoustics: United Kingdom (brand) Radio Shack: United States RCF audio: Italy ...
Polk Audio was founded by Matthew Polk, George Klopfer and Sandy Gross in 1972. The three first met one another while attending classes at Johns Hopkins University in Baltimore . After graduating in 1971, the team collaborated on producing a sound system for a local bluegrass music convention.
An automotive wiring diagram, showing useful information such as crimp connection locations and wire colors. These details may not be so easily found on a more schematic drawing. A wiring diagram is a simplified conventional pictorial representation of an electrical circuit. It shows the components of the circuit as simplified shapes, and the ...
The grids are driven by the audio signal; front and rear grid are driven in antiphase. As a result, a uniform electrostatic field proportional to the audio signal is produced between both grids. This causes a force to be exerted on the charged diaphragm, and its resulting movement drives the air on either side of it.
In April 2013, the company combined Polk, Definitive Technology and the Boom Movement brands into a new division called Sound United. [ 7 ] In April 2015, the company released its W7 speaker with support for the Play-Fi wireless protocol for multi-room audio, produced by audio company DTS, Inc. , now owned by holding company Xperi . [ 1 ]
In 2004, the firm bought speaker company Definitive Technology; [3] in 2006, it bought Polk Audio. [4] In 2008, the companies adapted a holding company strategy, and their parent became DEI Holdings, Inc. [5] In 2011, the company was bought by private equity firm Charlesbank Capital Partners. [6]
For the record, Mr. Siegel, Polk Audio does not own the entry, the license under GFDL gives anyone in the world including any editor here a free hand to use & edit the material as they see fit, material that is thought similar to advertising copy rather than objective description is ruthlessly deleted from WP, & nobody is likely to feel any ...