10/05/1975 Sony introduces the Betamax videocassette recorder in Japan
Sony Promotional Video for the VERY FIRST Betamax - 1975!!
How Sony's Betamax lost to JVC's VHS Cassette Recorder
TV Commercial for the Sony Betamax VCR #2 - 1977!
Betamax vs VHS emergence of dominant design
First Betamax - Salesman Training Video 1977
Betamax is an analog-recording and cassette format of magnetic tape for video developed by Sony. It was released in Japan, having lost the videotape format war to VHS, Betamax is obsolete. The production of Betamax recorders ceased in 2002 and cassettes ceased in 2016.