Technical Specifications
Analogue I/O
| Specification | Value |
|---|---|
| D-sub line inputs | 32 channels via 4 x Tascam-format D-sub connectors |
| TRS line inputs | 2 channels, inputs 33–34 |
| D-sub line outputs | 32 channels via 4 x Tascam-format D-sub connectors |
| TRS line outputs | 2 channels, outputs 33–34 |
| Input reference-setting labels | +18 dB or +24 dB, selectable by channel bank in Hardware Settings |
| Output reference-setting labels | +18 dB or +24 dB, selectable by channel bank in Hardware Settings |
The +18 dB and +24 dB entries above refer to the selectable analogue reference-level settings in Hardware Settings. They do not on their own constitute a complete electrical performance specification.
Digital and system information
| Specification | Value |
|---|---|
| DAC | 32-bit |
| DAC dynamic range | 133 dB |
| Optical digital inputs | 2 |
| Optical digital outputs | 2 |
| Digital formats | ADAT or S/PDIF |
| ADAT channels at 48 kHz | 16 per input or output direction |
| ADAT channels at 96 kHz | 8 per input or output direction |
| ADAT channels at 192 kHz | 4 per input or output direction |
| S/PDIF supported sample rates | 44.1, 48, 88.2 and 96 kHz |
| Supported sample rates | 44.1, 48, 88.2, 96, 176.4 and 192 kHz |
| Word clock | BNC input and output; ±10 ppm accuracy; switchable 75 Ω termination |
| Computer connection | 2 x Thunderbolt ports with Horizon daisy-chain support |
| Maximum connected Horizon devices | 4 |
| Virtual Channels | 50 channels / 25 stereo pairs by default |
| Power connection | IEC mains connection |
| Mains input | 100–240 VAC, 50/60 Hz |
| Maximum power consumption (no charging) | 49 W |
| Power consumption, charging 1 device | 64 W |
| Power consumption, charging 2 devices | 79 W |
| Calculated current at 100 V, no charging | 0.49 A |
| Calculated current at 100 V, charging 1 device | 0.64 A |
| Calculated current at 100 V, charging 2 devices | 0.79 A |
DSP Mixer Roundtrip Latency
All figures at 64 sample buffer size.
| Sample rate | Latency |
|---|---|
| 44.1 kHz | 4.286 ms |
| 48 kHz | 3.938 ms |
| 88.2 kHz | 2.143 ms |
| 96 kHz | 1.969 ms |
| 176.4 kHz | 1.077 ms |
| 192 kHz | 0.99 ms |
Analogue performance
| Measurement standard | AES-17 |
| ADC maximum input level | +24 dBu = 0 dBFS |
| ADC THD+N @ −1 dBFS | −117 dB / 0.00014% |
| ADC dynamic range | 127 dB A-weighted |
| ADC frequency response | ±0.2 dB, 10 Hz to Fs/2 (Nyquist) |
| Line outputs — maximum output level | +24 dBu = 0 dBFS |
| Line outputs — THD+N @ −1 dBFS | −122 dB / 0.00008% |
| Line outputs — dynamic range | 132 dB A-weighted |
| Monitor outputs — maximum output level | +24 dBu = 0 dBFS |
| Monitor outputs — THD+N @ −1 dBFS | −120 dB / 0.00008% |
| Monitor outputs — dynamic range | 133 dB A-weighted |
Physical specifications
| Specification | Value |
|---|---|
| Rack space | 1U |
| Dimensions (H × W × D) | 44.5 × 483 × 330 mm |
| Weight | 4.4 kg |
| Minimum rack depth | 400 mm, including cable clearance |
| Front-panel depth at rack mounting points | 4 mm |
| Cooling | Natural convection |
| Recommended maximum ambient temperature | 35°C |
| Ventilation | Side ventilation slots; keep clear of obstruction |