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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.
Usually defined as lasting from the mid-1960s until the mid-2000s, [1] [2] it was driven primarily by three successive music recording formats: the 33⅓ rpm long-playing record (LP), the cassette tape, and the compact disc (CD). Rock musicians from the US and UK were often at the forefront of the era. The term "album era" is also used to refer ...
CD-R (Compact disc-recordable) is a digital optical disc storage format. A CD-R disc is a compact disc that can only be written once and read arbitrarily many times. CD-R discs (CD-Rs) are readable by most CD readers manufactured prior to the introduction of CD-R, unlike CD-RW discs.
A Sony D-V500 portable video CD player from 1996. Note that it does not bear the Discman brand. Video CD Discman, later rebranded as VCD Walkman, was a line of portable Video CD players. They were able to output the audio from video CDs as usual, but were also equipped with an additional 3.5mm audio/video-to-RCA connector output. [5] [6] [7]
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 ]
Here’s how CD rates fell in the year after those emergency rate cuts of 2020 were made: From June 2020 to June 2021, the average one-year CD dropped to 0.17 percent APY from 0.41 percent APY.
CD single (CDS), a music single in the form of a standard size compact disc; Cockpit display system; Cross-domain solution, processes that transfer data between security domains; Cinema Digital Sound, a multi-channel surround sound format used for theatrical films in the early 1990s