| ND-20B Network Audio Distribution Unit |
| This product has been discontinued. |
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Specifications
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ND-20B Main Unit |
| Sample Rate | 96, 88.2, 48, 44.1, 32 kHz (switchable) |
| IEEE1394 Interface | Standard: IEEE1394a-2000 S400 (400 Mbps)
No. of Ports: 3 (Metal x 2 + Optical x 1)
Metal Connector: 6-pin type, with lock
Optical Connector: SC type
Fiber Cable: Multi-mode glass fiber 62.5μm / 50μm
Transmission Distance: Less than 500 meters (entire system) |
| External Synchronization | Sync Signal: Word Clock 96, 88.2, 48, 44.1, 32 kHz
Format: Sync to rising edge of square wave
Electrical Specifications: TTL level
Input Impedance: 75Ω
Connector: BNC |
| Operating Environment | Temperature: 5 to 40°C
Relative Humidity: 20 to 80% |
| Power Supply Requirement | 100/117/220/240 VAC ±10% (single phase 50/60 Hz) |
| Dimensions (W x H x D) | 482 x 88 (2U) x 380 mm |
| Weight | 9.0 kg |
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Mic Amp Module [CB-76X] [Measurement Conditions: fs = 48 kHz, AD IN] |
| Weight | 0.8 kg |
| No. of Occupied Slots | 2 |
| No. of Channels | 8 |
| Connector | XLR-3-32 (female) x 8 |
| Input Impedance | 2 kΩ, 10 kΩ (PAD ON) |
| Amp Gain Range | +13 to +62 dB (PAD OFF)
-12 to +37 dB (PAD ON) |
| Max. Level (Non-clipping) | +36 dBu |
| Sample Rate | Follows unit setting |
| A/D Conversion | 24-bit ΔΣ 128x Oversampling |
| Frequency Response | 20 Hz to 22 kHz +0/-1 dB |
| Noise | Mic Input EIN: -125 dB (Max. input, input 200Ω, PAD OFF) |
| Distortion | Less than 0.007% (1 kHz, peak) |
| Signal-to-Noise Ratio | min. 102 dB (1 kHz, A-WTD) |
| Crosstalk | min. 100 dB (1 kHz) |
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A/D Module [CB-76Y] [Measurement Conditions: fs = 48 kHz, AD IN] |
| Weight | 0.4 kg |
| No. of Occupied Slots | 1 |
| No. of Channels | 8 |
| Connector | D-sub 25-pin (female) x 1 |
| Input Impedance | 10 kΩ |
| Maximum Level (non-clipping) | +24 dBu |
| Sample Rate | Follows unit setting |
| A/D Conversion | 24-bit ΔΣ 128x Oversampling |
| Frequency Response | 20 Hz to 22 kHz +0/-1 dB |
| Noise | Mic Input EIN: -125 dB (max. input, terminated with 200Ω, PAD OFF) |
| Distortion | Less than 0.007% (1 kHz, peak) |
| Signal-to-Noise Ratio | min. 108 dB (1 kHz, A-WTD) |
| Crosstalk | Better than 100 dB (1 kHz) |
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D/A Module [CB-77A] [Measurement Conditions: fs = 48 kHz, AD IN] |
| Weight | 0.5 kg |
| No. of Required Slots | 1 |
| No. of Channels | 8 |
| Connector | D-sub 25-pin (female) x 1 |
| Output Impedance | max. 5Ω |
| Maximum Level (non clipping) | +24 dBu (digital peak) |
| Sample Rate | Follows unit setting |
| D/A Conversion | 24-bit ΔΣ128x Oversampling |
| Frequency Response | 20 Hz to 22 kHz +0/-1 dB |
| Noise | Mic Input EIN: -125 dB (max. input, terminated with 200Ω, PAD OFF) |
| Distortion | Less than 0.007% (1 kHz, peak) |
| Signal-to-Noise Ratio | Better than 108 dB (1 kHz, A-WTD) |
| Crosstalk | Better than 100 dB (1 kHz) |
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AES Module [CB-77C] |
| Weight | 0.4 kg |
| No. of Required Slots | 1 |
| No. of Channels | Input: 8, Output: 8 |
| Connector | Input: D-sub 25-pin (female) x 1
Output: D-sub 25-pin (female) x 1 |
| Format | IEC 958, EIAJ CP-340, AES/EBU digital interface with transformer |
| Impedance | 110Ω |
| Sample Rate | Follows unit setting |
| Sample Rate Converter | Acceptable Frequency Range: 10 to 96 kHz
Supply word clock to Ext Sync Input connector (BNC type) to apply SRC to output |
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Specifications are subject to change without notice or obligation.
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