Timeline of CDs

First gramophone record introduced.

Aug 30, 1915

LPs created

May 15, 1948

record companies began to issue 78 rpm records
officially taken over by cd's in the '90s

PROCESS 1 INVENTION: Compact Discs (CD's) invented

Apr 16, 1965

Invented by James Russell in 1965 but made popular by the company Philips in 1980
1st Law of Media: CD’s expanded the music industry and allowed for more songs to be on one disc

PROCESS 2 DISCOVERY: Philips launched CD

Jul 19, 1979

Made popular at this time
2nd Law of Media: CD’s reduced the use of records and LP’s

PROCESS 3 DIFFUSION: CDs hit the market

Mar 8, 1983

CDs became increasingly popular on the market in 1983 and started selling around the world
3rd Law of Media: CD’s revived the easy access to music

4th Law of Media: CD’s flipped into MP3’s

Mar 16, 1997

MP3s are continually downloaded currently and fading the use of CD's out