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DVD recorder drives can be used in conjunction with DVD authoring software to create DVDs near or equal to commercial quality, and are also widely used for data backup and exchange. As a general rule, computer-based DVD recorders can also handle CD-R and CD-RW media; in fact, a number of standalone DVD recorders use drives designed for computers.
Another huge impact on the loss of the HDD/DVD recorder is the re-sale market. While DVD recorders' "blue book" value are virtually nothing on the used market, the HDD/DVD recorder price is about 50 to 60-percent of the original retail price. For a unit that is five or six years old, just a 50-percent drop in value is simply amazing!
Many DVD standalone players and recorders do not work with DVD-RAM. However, within "RAMPRG" (the DVD-RAM Promotion Group consisting of Hitachi, Toshiba, Maxell, LG Electronics, Matsushita/Panasonic, Samsung, Lite-On, Teac) there were a number of well-known manufacturers of standalone players, recorders, and camcorders that could use DVD-RAM.
VR mode or Video Recording mode is a feature on stand-alone consumer and computer DVD recorders that allows video recording and editing on a DVD rewritable disc.. In VR mode, users can create and rename titles for the scenes.
DVD+R, DVD+RW and the recordable Blu-ray formats are immune from buffer underrun as these discs contain technology that allows the recorder's write mechanism to precisely locate the end of the recorded track and to seamlessly carry on from where it left off. Many disc authoring utilities disable the buffer underrun protection option when these ...
The DVD+VR standard defines a logical format for DVD-Video compliant recording on optical discs. It is intended to be used on DVD+R and DVD+RW media. Most DVD video recorders in the market that support these two types of media also use the DVD+VR format for recording video on them.
The DVD format, developed by Panasonic, Sony, and Toshiba, was released in 1995, and was capable of holding 4.7 GB per layer; with the first DVD players shipping on November 1, 1996, by Panasonic and Toshiba in Japan and the first DVD-ROM compatible computers being shipped on November 6 of that year by Fujitsu. [58]
Another form of analog copy protection, known as CGMS-A, is added by DVD players and digital cable/satellite boxes. While not invented by Macrovision, the company's products implemented it. CGMS-A consists of a "flag" within the vertical blanking interval (essentially data, like closed captioning) which digital recording devices search for.