S-VHS

Super VHS, commonly abbreviated as S-VHS, is an analog videocassette format introduced by JVC in 1987 as an enhanced variant of the Video Home System (VHS) format. S-VHS improved image quality by increasing the bandwidth of the luminance (brightness) signal; this allowed for an image resolution of approximately 400 horizontal lines, compared to the 240 lines typical of VHS. The S-VHS format used the same physical cassette shell as VHS, but it required higher-grade magnetic tape, as well as compatible recording and playback equipment. S-VHS decks are backward compatible with standard VHS tapes, allowing these decks to play and record in VHS format. However, S-VHS tapes generally cannot be played in VHS-only machines, due to differences in signal encoding. Despite its technical advantages, S-VHS struggled to gain widespread consumer adoption because of the higher cost of equipment and tapes, along with the limited availability of prerecorded content. The format found moderate success in professional, educational, and industrial applications—including video production, surveillance camera recording, and television broadcasting—where its higher resolution and compatibility with VHS tapes made it a practical transitional format.