CD

E700518

digital storage medium optical disc format

A CD is a digital optical disc format commonly used for storing and playing back audio recordings and other data.

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Observed surface forms (1)

Surface form	Occurrences
Compact Disc	1

Predicate	Object
instanceOf	digital storage medium ⓘ optical disc format ⓘ
abbreviation	CD ⓘ
alternativeDiameter	80 mm ⓘ
audioBitDepth	16-bit ⓘ
audioCapacity	approximately 74 minutes ⓘ approximately 80 minutes ⓘ
audioChannels	stereo ⓘ
audioEncodingFormat	PCM NERFINISHED ⓘ
audioSamplingRate	44.1 kHz ⓘ
audioStandard	Red Book NERFINISHED ⓘ
category	consumer electronics ⓘ data storage technology ⓘ
dataAccessMethod	optical ⓘ
dataEncoding	pits and lands ⓘ
dataLayerLocation	beneath polycarbonate substrate ⓘ
dataProtectionFeature	CIRC NERFINISHED ⓘ error correction coding ⓘ
dataStandard	Yellow Book ⓘ
encodingType	digital ⓘ
fileSystemStandard	ISO 9660 NERFINISHED ⓘ
introducedAsReplacementFor	audio cassette ⓘ vinyl records ⓘ
introducedInYear	1982 ⓘ
material	polycarbonate plastic ⓘ
playbackDevice	CD player ⓘ computer optical drive ⓘ
readingMethod	laser ⓘ
reflectiveLayerMaterial	aluminum ⓘ
sectorSize	2352 bytes ⓘ
shape	circular ⓘ
standardizedBy	Philips NERFINISHED ⓘ Sony NERFINISHED ⓘ
storageCapacity	approximately 700 MB ⓘ
successor	Blu-ray Disc NERFINISHED ⓘ DVD ⓘ
typicalDiameter	120 mm ⓘ
use	audio storage ⓘ data storage ⓘ music distribution ⓘ software distribution ⓘ
variant	CD-R ⓘ CD-ROM ⓘ CD-RW ⓘ Photo CD NERFINISHED ⓘ Super Video CD NERFINISHED ⓘ Video CD ⓘ
wavelengthOfReadingLaser	780 nm ⓘ

Full triples — surface form annotated when it differs from this entity's canonical label.

Enchantment → mediaFormat → CD ⓘ

MiniDisc → competesWith → CD ⓘ

this entity surface form: Compact Disc