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Phonographic Cylinder
Phonograph cylinders were the earliest commercial medium for recording and reproduction.These cylinder shaped objects had an audio recording engraved on the outside surface which could then reproduced when it was played on a phonograph. -
Piano (Music) Roll
A music storage medium used to operate the player piano, pianola or a reprodicting piano that consist of a roll of paper with perforations (holes) punched into it.The position and length of holes determine the notes that are played.The roll moves over a device known as a `tracker bar´ -
Gramophone Record (Vinyl Record)
It is anlog sound storage medium consist of a flat disk with an inscribed, modulated spiral groove.The groove starts near the periphery and ends near the center of the disc. -
Reel-to-Reel
A form of magnetic tape recording which is held on an open reel.The reel is mounted on a spindle while the tape is pulled through mechanical guides and a tape head assembly.A second takeup reel collects the played tape. -
Compact cassette
It is a magnetic tape sound recording format originally designed for dictation, but eventually supplanted reel-to-reel in most non-professional applications. -
Compact Disc
The compact disc is an optical disc used to store digital data.It was originally designed to store sounds recording exclusively, but later allowed the preservation of other types of data. -
MP3
It is a digital audio eucoding format using a form of lossy data compression.It has become he common audio format for consumer audio storage. -
DVD
It is an optical disc storage media format.It´s main uses are video storage and is kapable of storing just under seven times an much data as a CD. -
Blu-ray disc
It is an optical disc storage.Medium designed to supersede the DVD format.The discs hold 25GB per layer, being dual layer discs(50GB) and the addition of more layers left open as a future possibility.
