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William Powell Lear (June 26, 1902 – May 14, 1978) was an American inventor and businessman. He is best known for founding Learjet, a manufacturer of business jets.He also invented the battery eliminator for the B battery, and developed the car radio and the 8-track cartridge, an audio tape system. [1]
Digital multimedia broadcasting (DMB) and DAB-IP are both suitable for mobile radio and TV because they support MPEG 4 AVC and WMV9 respectively as video codecs. However, a DMB video subchannel can easily be added to any DAB transmission, as it was designed to be carried on a DAB subchannel.
Lower prices, new radio stations and marketing have increased the uptake of DAB radio in the UK. [16] Digital radios were first sold as car radios in 1997, priced around £800, with hi-fi tuners costing up to £2,000 being released two years later. [10]
In 1933, Crossley Motors offered a factory fitted car radio for £35. [8] By the late 1930s, push button AM radios were considered a standard feature. In 1946, there were an estimated 9 million AM car radios in use. [9] An FM receiver was offered by Blaupunkt in 1952. In 1953, Becker introduced the AM/FM Becker Mexico with a Variometer tuner ...
DAB MUX 1 Digital Radio Cibicom is the gatekeeper of this multiplex broadcasting commercial national radio. DAB MUX 2 National public service stations. DR's 7 channels (including the 10 regional variations of DR P4), as well as the privately owned, public service channel Radio4. DAB MUX 3 Regional and local commercial radio.
Move 2500 personal digital radio Evoke 1s Pure International Ltd. is a British consumer electronics company, based in Kings Langley , Hertfordshire, founded in 2002. [ 1 ] They are best known for designing and manufacturing digital audio broadcasting (DAB) and DAB+ radios.
Digital audio radio service (DARS) is any type of digital radio program service. In the United States it is the official FCC term for digital radio services. The most popular type of DARS in the U.S. and Canada is SDARS (Satellite Digital Audio Radio Service), used by Sirius Satellite Radio and XM Satellite Radio. XM and Sirius both operate in ...
An FM band expander (band converter, FM converter) is a device used on Japanese car stereo systems to enable them to receive international FM frequencies, when used or grey import Japanese cars are shipped to other markets. Japanese radio bands are between 76 and 90 MHz whereas the international broadcast plan is between 87.5 and 108 MHz.