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Videodisc (or video disc) is a general term for a laser- or stylus-readable random-access disc that contains both audio and analog video signals recorded in an analog form. Typically, it is a reference to any such media that predates the mainstream popularity of the DVD format.
The space-consuming analog video signal of a LaserDisc limited playback duration to 30/36 minutes (CAV NTSC/PAL) or 60/64 minutes (CLV NTSC/PAL) per side, because of the hardware manufacturer's refusal to reduce line count and bandwidth for increased playtime, (as was done in VHS; VHS tapes had a 3 MHz video bandwidth, while LaserDisc preserves ...
However, video rental services found the multi-use DVD more attractive, and videophiles who collected films rejected the idea of a pay-per-view disc. Adapter for SD to CF(I) Memory cards, with several implementations: CompactFlash vs. Memory Stick vs. MultiMediaCard (MMC) vs. Secure Digital card (SD) vs. SmartMedia vs. Miniature Card. [6]
Personal Video Disc (PVD) MiniDisc : MD Data, MD Data2; Hi-MD; LaserDisc : LD-ROM, LV-ROM; Video Single Disc (VSD) Magneto-optical discs; Ultra Density Optical (UDO) 3D optical data storage; Stacked Volumetric Optical Disk (SVOD) Fluorescent Multilayer Disc; Hyper CD-ROM; Nintendo optical disc (NOD) Archival Disc (AD) Professional Disc; DataPlay
Video CD (abbreviated as VCD, and also known as Compact Disc Digital Video) is a home video format and the first format for distributing films on standard 120 mm (4.7 in) optical discs. The format was widely adopted in Southeast Asia , South Asia , East Asia , Central Asia and West Asia , superseding the VHS and Betamax systems in the regions ...
Comparison of various optical storage media. This article compares the technical specifications of multiple high-definition formats, including HD DVD and Blu-ray Disc; two mutually incompatible, high-definition optical disc formats that, beginning in 2006, attempted to improve upon and eventually replace the DVD standard.
A Betamax tape Analog video format developed by Sony. Inspired the later Betacam professional format. 1976 VHS: Video Home System Analog video recording on tape cassettes. Beat Betamax to become the dominant format for home analog video. 1978 LaserDisc: Close-up of grooves on a LaserDisc Analog video that was read via laser stored on a 12 inch ...
Philips VP415 Laserdisc player. LV-ROM is an optical disc format developed by Philips Electronics to integrate analog video and computer software for interactive multimedia.The LV-ROM is a specialized variation of the CAV Laserdisc.