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Technical Specification
MiniDisc (Recordable)
| PRODUCT |
SPECIFICATION |
| Product |
MiniDisc Recordable |
| Recording Time / Playback Time |
74 mins. |
| Cartridge Size |
72.00mm * 68.00mm * 5.00mm |
| Weight (Including Disc) |
30g |
| Substrate |
Polycarbonate |
| Diameter |
64.00mm |
| Diameter of Center Ring |
11.00mm |
| Thickness |
1.20mm |
| Type |
Audio |
| Track pitch |
1.6µm |
| Linear Velocity |
1.2 – 1.4 m/s |
| Track Shape |
One Spiral |
| Number of Channels |
2 channels (stereo / mono) |
| Frequency Bandwidth |
5 – 20,000 Hz |
| Dynamic Range |
105 dB |
| Sampling Frequency |
44.1 KHz |
| Compression System |
ATRAC(Adaptive Transform Acoustic Coding) |
| Modulation System |
EFM (Eight to Fourteen Modulation) |
| Error Correction System |
CIRC(Cross Interleave Reed-Solomon Code) |
| Recording System |
Magnetic Field Modulation |
| Address Encoding |
ADIP wobble Modulation |
| Lock Frequency |
22.05 KHz |
| Laser Wavelength |
Standard 780 nm |
| Aperture of Object Lens |
Standard 0.45 |
| Reading Power |
0.7 mW |
| Recording Power |
2.5 ~ 5 mW (Maximum) |
| Magnetic Field |
100 ~ 300 Oe |
| Reflectivity at Mirror Area |
15 ~ 25 % |
| Asymmetry |
< + 10% |
| BLER (Block Error Rate) |
< 3% |
| ADIP Error Rate |
<3% |
| CNR (Carrier To Noise) |
> 46 dB |
| Push Pull |
0.04 – 0.11 |
| Radial Contrast |
0.18 – 0.30 |
| Overwrite Ability |
> 1,000,000 times |
| Operation Temperature |
-25°C ~ 70°C |
| Storage Temperature |
-40°C ~ 80°C |
| Operation Humidity |
10~ 95% RH |
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