VHS

… format by Sony and the VHS format by the Matsushita Corporation in the 1970s, videocassette recorders became sufficiently inexpensive to be purchased by millions of families for use in the home. Both the VHS and Betamax systems use videotape that is 0.5 inch (13 mm) wide, but the two systems…

…overwhelmed by the more popular VHS version; it was some time before Morita was willing to allow Sony to shift to the industry standard of VHS. After the Beta problem, however, Morita concluded that Sony must forge partnerships with other electronics firms. Thus, when Sony developed the CD storage disk…

…a helical format, known as VHS (Video Home System), consisting of two helical bands and tape 1/2 in. (1 cm) wide.