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Home > Hardware Reviews > Optical Storage > 52x CD-RW

Thursday, December 05, 2002
CyberDrive CW099D CD-RW

3. CD Error Correction Tests

CyberDrive CW099D IDE CD-RW - Page 3

Error Correction Tests

In the following tests we examine the reading error correction capabilities of the drive.

- EAC CD-R Test Disc

- Test Results (Max Reading)

Errors total
Num: 33847
Errors (Loudness) dB(A)
Num: 19711
Avg:-85.4 dB(A)
Max: -11.5 dB(A)
Error Muting Samples
Num: 237
Avg:47.9 Samples
Max: 561 Samples
Skips Samples
Num: 14
Avg: 9.4 Samples
Max:48 Samples
Total Test Result
66.6 points (of 100.0 maximum)

In the maximum ripping speed, the CW099D had problems reading the black triangle. The error spikes reached -11.6 dB (A) and there are many muting samples resulting a score of 68.2 out of 100.

- ABEX TCD-721R

- Test Results (Max speed)

Errors total
Num: 1760059
Errors (Loudness) dB(A)
Num: 150982
Avg:-78.7 dB(A)
Max: -20.9 dB(A)
Error Muting Samples
Num: 5930
Avg: 1.0 Samples
Max: 5 Samples
Skips Samples
Num: 0
Avg: 0 Samples
Max: 0 Samples
Total Test Result
75.0 points (of 100.0 maximum)

The ABEX 721R test disc is very hard for many drives. There were no skip samples but the amount of the muting samples (uncorrected) is high. The score for the drive is 75.0 points.

- ABEX TCD-726

- Test Results (Max Speed)

Errors total
Num: 227
Errors (Loudness) dB(A)
Num: 256
Avg:-77.8 dB(A)
Max: -54.8 dB(A)
Error Muting Samples
Num: 0
Avg: 0 Samples
Max: 0 Samples
Skips Samples
Num: 0
Avg: 0 Samples
Max: 0 Samples
Total Test Result
90.1 points (of 100.0 maximum)

The CW099D performed very well and got a score of 90.1!

- Conclusion

Test Disc
Reading Speed
CyberDrive CW099D
ASUS CRW5224
SONY CRX220E1
AOpen CRW5224
EAC CD-R
Max
66.6
80.5
88.8
81.5
ABEX TCD-721R
75
74.5
75.3
63.1
ABEX TCD-726
90.1
76.9
76.3
87.6
Average Score
77.23
77.30
80.23
77.40

The CW099D gets an average score of 77.23 out of 100, which is lower than competitor drives.

- C2 Information accuracy

- Test Results (MAX Speed)

The C2 accuracy of the drive reached the perfection with a 100% score. The drive didn't work with EAC's c2 extract software, so we couldn't have C2% accuracy results from the EAC analyser.




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