Early the discs require an enclosing cartridge, which meant they would not fit in all DVD players or DVD-ROM drives.
And also, it has a storage capacity of up to 9.4 gigabytes (GB) per double-sided disc and it has many times the size of CD-RW.
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What is the history of DVD-RAM?
- Initially, there were only pure playback DVDs like DVD-Video, DVD-Audio, and DVD-ROM. Also, there should initially be only for the computer area, a rewritable DVD format, the DVD-RAM.
- The “-RAM” stands for ” Random Access Memory.” Meanwhile, it is also used very successfully for other areas such as video.
- Although it is the oldest rewritable DVD format, it is less common than the other two rewritable DVD variants DVD-RW and DVD + RW.
- Although, they had jointly approved in 1996, additionally introduced the DVD formats DVD-RW and DVD + RW for various market interests.
- Both competing forms also based on the phase change technique, but they have some savings at the expense of good rewritability and data security.
- The two DVD variants DVD-RW and DVD + RW refer to DVD ± RW for short.
What are the differences between DVD-RAM and DVD-RW and DVD+RW?
In addition, there are two more rewritable DVD formats, the DVD-RW and the DVD + RW. Generally speaking, the main difference from the DVD ± RW to the DVD-RAM is that the DVD ± RW designs for maximum compatibility with the DVD-Video and DVD-ROM while the DVD-RAM optimizes for data security.
- DVD devices can generally play a DVD ± RW, whereas this is not the rule for DVD-RAM.
- Usually only for the higher quality DVD devices – see chapter Device types, manufacturer, and RAMPRG.
- The media of it is directly distinguishable from other DVD variants with the naked eye by their sectoring.
- which visually show up as many small scattered rectangles on the back of a DVD-RAM.
- It often gets format at the factory, unlike a DVD ± RW.
- Also, a reformatting of a DVD-RAM by their sectoring in a few seconds is possible in contrast to the DVD ± RW.
- Its media describes 50 percent slower than a DVD ± RW media. This difference in speed, however, is only superficial.
- If the necessary subsequent verification also adds at the time of burning a DVD ± RW, the total time is about the same.
What are the types of DVD-RAM?
- There are four basic types of DVD devices: DVD-RAM players, burners, camcorders, and video recorders.
- The prominent manufacturers of devices and media for DVD-RAM founded the RAM Promotion Group (RAMPRG).
- which since the IFA striving in 2003 to market DVD-RAM together more active.
- The RAMPRG included, among others, the following manufacturers: Hitachi, JVC, Toshiba, Maxell, LG Electronics, Panasonic ( Matsushita ), Samsung, Verbatim, and TEAC.
- The RAMPRG is no longer available.
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