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Home > Hardware Reviews > Optical Storage > Media

Monday, May 30, 2005
Rewritable Media Tests

2. CMC Magnetics DVD+RW (CMCMAGW02)

The specific CMC Magnetics DVD+RW disc has the CMC MAG W02 ID code, manufactured by CMC Magnetics and its certified speed is 4X. It was burned at this speed.

#1 recording

#5 recordings

#10 recordings

#50 recordings

#100 recordings

The writing quality after the first burning was not good, with high PIE error levels and a lot of fluctuations in speed after the 2.5 GB mark showing up in the CDSpeed graph. However after the five burnings, the writing qality has improved markedly. The PIE error levels decreased from 388 to 12 and the CDSpeed graph was as smooth as it gets. It seems that the specific media needs some burns first in order to give good quality results. Even after 100 burns, the writing quality was near perfect. Note that after each burn, as we mentioned in the introduction of this article, we had set our software to perform a quick erase.

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