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[7] [8] It is debatable whether Russell's concepts, patents, and prototypes instigated and in some measure influenced the compact disc's design. [9] The compact disc is an evolution of LaserDisc technology, [10] where a focused laser beam is used that enables the high information density required for high-quality digital audio signals. Unlike ...
The unified design of the compact disc allowed consumers to purchase any disc or player from any company and allowed the CD to dominate the at-home music market unchallenged. [8] The Sony CDP-101, released in 1982, was the world's first commercially released compact disc player. It was originally sold only in Japan.
A condom with an embedded magnet, supposedly "improving sensitivity" as "electricity is generated in the blood vessels in the female organs by Fleming's left-hand rule" [16] A protective envelope for floppy disk (1975-1983), [17] and a head-cleaning floppy disk (1981-1988) [18] A CD for supposedly "enhancing brightness or sexual function" [19]
Initially, Sony believed that it would take around a decade for CD-R prices to become affordable – the cost of a typical blank CD-R disc was around $12 in 1994 – but CD-R prices fell much more rapidly than envisioned, to the point where CD-R blanks sank below $1 per disc by the late 1990s, compared to at least $2 for the cheapest 80-minute ...
The compact disc almost totally dominated the consumer audio market by the end of the 20th century, but within another decade, rapid developments in computing technology saw it rendered virtually redundant in just a few years by the most significant new invention in the history of audio recording — the digital audio file (.wav, .mp3 and other ...
Compact Disc Digital Audio (CDDA or CD-DA), also known as Digital Audio Compact Disc or simply as Audio CD, is the standard format for audio compact discs. The standard is defined in the Red Book technical specifications , which is why the format is also dubbed "Redbook audio" in some contexts. [ 1 ]
“Bob Guccione opened up another brave new world when he realized that people want to see naked celebrities. Paris Hilton’s career: based on a sex tape. The Kardashians: based on a sex tape.
CD-i media physically have the same dimensions as CD, but with up to 744 MB of digital data storage, including up to 72 minutes of full motion video. [4] CD-i players were usually standalone boxes that connect to a standard television; some less common setups included integrated CD-i television sets and expansion modules for personal computers. [5]