Technical Specifications
CD-RW 74 1x-4x and CD-RW High Speed 4x-10x
Features CD-RW 74 1x-4x CD-RW High Speed 4x-10x
Dimensions Outer Diameter: 120 mm Outer Diameter : 120 mm
Inner Diameter: 15 mm Inner Diameter: 15 mm
Thickness:1,2 mm Thickness: 1,2 mm
Recording Capacity 650 MB 650 MB
CD-ROM Data = 74 min CD-ROM Data = 74 min
Linear Velocity: 2,4 m/s Linear Velocity: 4.8-12m/s
Track Pitch 1,60 ± 0,1µm 1,60 ± 0,1µm
Substrate Polycarbonate Polycarbonate
Recording Material Phase-change Phase-change
Track Eccentricity < 70µm < 70µm
Tilt < 0,4° < 0,4°
CNR (wobble) >26 dB >26 dB
Radial Contrast 0.3 - 0.6 0.3 - 0.6
Reflectivity and double 0.15 < Rtop < 0.25 0.15 < Rtop < 0.25
pass substrate Transmission
I11 / Itop 0,55 < m < 0.70 0,55 < m < 0.70
I3 / I 11 0.45 – 0.6 0.45 – 0.6
Jitter (measured at 1x) < 35ns < 35ns
Max. Variation of I11/Itop ± 10% ± 10%
Optimum Write Power 8 - 14 mW (at 785nm,NA: 0.5)
≥15mW ≤24 mW(at 785nm,NA:0.5)
Read Stability > 106x > 106x
Overwrite Cyclability > 1000 x > 1000 x
Operating Environment 10° ~ 40°C -5°- 55°C
in drive 10% ~ 80% RH 5% ~ 95% RH
Expected Lifetime Min.70 Years Min.70 Years
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