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Home > Hardware Reviews > Optical Storage > DVD Recorders 12x

Monday, April 19, 2004
CyberDrive DX122D

4. 3Tjitter Tests - Page 2

CyberDrive DX122D PREVIEW- Page 4

Writing Quality Tests - 3T Jitter Tests

The same Nero compilation used in the previous jitter tests was used once again, this time with media from different brands. The recording speed was the maximum in all cases. The following graphs indicate the 3T Pit & Land Jitter results.

- 3T Pit results

According to the results we took from the jitter measurements, CyberDrive performed very well with all media brands. The CMC Magnetics, Maxell, Philips, Mam, Primedisc and Samsung prove to be very good combinations with CyberDrive recorder. The Samsung media returned good jitter results.

The average 3T Jitter values for all manufacturers discs are illustrated in the following graph.

- 3T Land results

The jitter land values were almost at the same levels with this one of 3T Pit.

Recording Speed
Average 3T Pit Jitter (ns)
Average 3T Land Jitter (ns)
> 35ns
Max 3T jitter values (ns)
Maxell 48x
33.66
33.80
No
35 Pit, 37 Land
Mam 52x
28.85
26.12
No
33 Pit, 31 Land
Cmc 48x
31.02
29.27
No
32 Pit, 31 Land
Philips 52x
33.66
35.29
Yes
35 Pit, 37 Land
Samsung 48x
26.71
25.61
No
30 Pit, 30 Land
Primedisc 52x
33.15
33.02
No
35 Pit, 35 Land
- Summary

The drive performed very good with CD recording tests with all the media brands we tested. The writing quality is high for all. There wasn`t even one case that we could see increased jitter values over 37ns at 32x recording.

On the following page we check the C1 and C2 error rates for the same discs.




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