Magnetic recording timeline
| Year |
Timeline description |
|---|
| 1888 |
Principle of magnetic recording proposed by Oberlin Smith. |
| 1898 |
Magnetic wire recording invented by Valdemar Poulsen. |
| 1923 |
AC bias discovered. |
| 1931 |
Blattnerphone steel band recorder used by the BBC. |
| 1934 |
I.G. Farben (BASF) makes tape with iron powder on a plastic film. |
| 1935 |
AEG develops the Magnetophone tape recorder. |
| 1946 |
Jack Mullin demonstrates the German Magnetophon in the USA. |
| 1948 |
First US tape recorder – Ampex. |
| 1948 |
First US magnetic tape – 3M and Audio Devices. |
| 1956 |
First practical videotape recorder – Ampex. |
| 1958 |
First colour videotape recorder. |
| 1962 |
First portable videotape recorder. |
| 1970 |
First cassette videotape recorder. |
| 1975 |
First successful consumer videotape recorder – Sony Betamax. |
| 1981 |
Camcorder introduced. |
| 1987 |
Digital video tape recorder introduced (D1) |
On
