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| DVD-RAM
4.7GB OM470-200/OM470-000 |
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This makes DVD a virtual hard disk, with a random read-write acces.
This is a 4.7GB Single sided DVD-RAM either with cartridge (Type 2)or without cartridge.
Originally a 2.6-gigabyte drive, its capacity has increased to 4.7-gigabyte-per-side.
It can be re-written more than 100,000 times.
For standard-picture, 4.7GB DVD-RAM can be recorded up to
120mins.
It includes CPRM that can protect copyright.
- High-reliability, high-durability media, high quality.
- Using special over-coating technology to protect
recording layer.
- Disc can be removed from cartridge easily.
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| DISC
DIMENSION |
| Thickness |
1.20mm |
| Diameter |
120mm |
| Center Hole Diameter |
15mm |
| FORMAT |
| Recording Method |
Phase Change |
| Track Format |
Wobble Land/Groove |
| Laser Wavelength |
650nm |
| Numerical Aperture |
0.6 |
| Sector size |
2048 Bytes |
| Sector layout, rotational
control |
ZCLV |
| Recording track pitch |
0.615um |
| Data bit length |
0.28um |
| Reflectivity |
15~25% |
| Modulation |
8/16 RLL(2.10) |
| Error correction code |
Reed-Solomon product code |
| No. of zones |
35 |
| User data transfer rate |
22.16Mb/s |
| Defect management |
equipped |
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