| MR-30 Professional MiniDisc Recorder |
| This product has been discontinued. |
|
Specifications
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General |
| Type | MiniDisc Recorder |
| Recordable/Playable Discs | Playback = Pre-mastered MDs and recordable MDs
Recording = Recordable MDs |
| Recording System | Magneto-optical overwriting system (Magnetic field modulation) |
| Signal Compression System | ATRAC (Adaptive Transform acoustic Coding) version 4.0 |
| Rotating Speed | approx. 400 to 900 rpm |
| Recording/Playback Time | 74 min. (Stereo), 148 min. (Mono) |
|
Audio Section |
| Channels | 2 channels (Stereo), 1 channel (Mono) |
| Sampling Frequency | 44.1kHz. 32/48 kHz available using the optional sampling frequency converter |
| Quantization Bits | A/D converter: 18 bit, D/A converter: 18 bit |
| Frequency Response | 20 Hz to 20 kHz (±1.0 dB) |
| Total Harmonic Distortion | Less than 0.012% (Playback, A filter)
Less than 0.02% (Recording, A filter) |
| Signal-to-Noise Ratio | Better than 92 dB (Playback, A filter)
Better than 84 dB (Recording, A filter) |
| Channel Separation | Better than 86 dB (Playback, A filter)
Better than 70 dB (Recording, A filter) |
| Analog Input | Connectors:
- Active balanced = XLR type (pin 2 hot)
- Unbalanced = RCA pin type
Input level:
- Active balanced = +18 dBs (10 kΩ)
- Unbalanced = 1.7 Vrms (47 kΩ) |
Analog Output
(1 kHz, 0 dB playback) | Connectors:
- Active Balanced: XLR type (pin 2 hot)
- Unbalanced: RCA pin type
Output Level:
- Balanced: +18 dBs (600Ω load)
- Unbalanced: 1.7 Vrms (10 kΩ load)
Output Level Adjust Range: -20 to +22 dBs (Balanced) |
| Headphone Output | 20 mW (30 to 40 Ω) |
| Digital Input | Connectors:
- Active Balanced: XLR type (pin 3 hot)
- Unbalanced: RCA pin type
Signal Format:
- Balanced: IEC-958 Type I (AES/EBU)
- Unbalanced: IEC-958 Type II (SPDIF)
Input Level:
- Balanced: 3 to 10 Vp-p, 110 Ω
- Unbalanced: 0.3 to 1.0 Vp-p, 75 Ω |
| Digital Output | Connectors:
- Active Balanced: XLR type (pin 3 hot)
- Unbalanced: RCA pin type
Signal Format:
- Balanced: IEC-958 Type I (AES/EBU)
- Unbalanced: IEC-958 Type II (SPDIF)
Output Level:
- Balanced: 3 Vp-p, 110 Ω
- Unbalanced: 0.5 Vp-p, 75 Ω |
| Pitch Control Range | ±9.9% |
| Audio Start-up Time | Less than 0.01 s |
| Frame Search Accuracy | 1 frame (1/85 s) |
|
Physical |
| Dimensions (W x H x D) | 482 x 132 x 297 mm |
| Weight | 6.9 kg |
| Power Consumption | 29 W |
| Power Supply | - 120 VAC ±10%, 60 Hz (U.S.A. and Canada)
- 230 VAC ±10%, 50 Hz (Europe, Asia, Others) |
| Operating Environment | 5 to 35°C, 40 to 80% RH (without condensation) |
| Storage Temperature | -20 to +50°C |
| Remote Control | Serial Remote: RS232C/RS422A (switchable), D-sub 9-pin
Parallel Remote: D-sub 25-pin
Keyboard terminal: PS/2 |
|
Specifications are subject to change without notice or obligation.
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