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PHONOGRAPH CILINDER
Phonograph cylinders are the earliest commercial medium for recording and reproducing sound, Created by Thomas Edison.The first were made of wax, with a duration of audio of 4 minutes. -
VINYL RECORD
Vinyl record, commonly known as a "record", is an analogue sound disc with an inscribed, modulated spiral groove. It cost was 3 dls each.
Its diameter was usually 12 , 10 and 7 Inches. -
COMPACT CASSETTE
*Typically 30 or 45 minutes of audio per side (C60 and C90 formats respectively).
*The tape was of 60,35 centimeters.
*Costs were 4 to 9 dls.
*Launched by Phillips -
COMPACT DISC
*Store any kind of information (audio, images, video, documents and other data),stores up to 80 minutes of audio and 700 MB of information. -
MP3
*Digital audio player is a device that stores , organizes and plays digital audio files.
*At the begining this device could only store 5 or 6 songs.
*Its screen measures 1.8 to 7 inches. Usually they weigh is 300 grams. -
DVD
Stores music, data and video.with a capacity of up to 17 GB.
It cost between 1 to 3 dls. Created by Sony, Toshiba and Panasonic.
They were mostly known when they began to distribute movies. -
Buy music online
With new technologies, We have replaced most of these devices. Currently more than 54% of the world population listen and buy their music online.
Nowdays we have many companies like spotify, deezer, tidal, apple music and many more. -
