Analogue inputs
Quantization range 24-bits
Frequency response 20Hz-20kHz +/-0.2dB
Level linearity deviation 0dB to –90dB <0.3dB
Phase difference between channels 20Hz to 20 kHz <2 degrees
Channel separation 100Hz to 10kHz >90dB
Total harmonic distortion 100Hz to 10kHz <0.004%
Maximum input level (at unity gain) mic and line +22dBU
Microphone equivalent input noise (150 ohm, 60dB gain) -127.5dB
Maximum analogue gain (mic and line) +60dB
Mic input impedance >1k ohms
All other analogue inputs impedance’s >5k ohms
Analogue Outputs
Quantization range 24-bits
Frequency response 20Hz-20kHz +/-0.2dB
Level linearity deviation 0dB to –90dB <0.3dB
Phase difference between channels 20Hz to 20 kHz <2 degrees
Channel separation 100Hz to 10kHz >90dB
Total harmonic distortion 100Hz to 10kHz <0.004%
Idle channel noise ratio <103dB
Maximum output level +22dBU
Output impedance 50 ohms
Digital I/O
AES/EBU 4bit (with sample rate converters)
MADI 56 channels of 24 bit audio
OPTICAL (Option) 512 channel redundant optical loop
Clocking
Clock sources
Internal 32, 44.1 and 48kHz using a high stability numerically controlled oscillator
External From any digital input Black burst 75 ohm video reference and Wordclock I/O
Sample range 30kHz to 50kHz
Power requirements
Console 87 to 260v AC 50/60Hz autosensing. 300 watts max
Audio rack 87 to 260v AC 50/60Hz autosensing. 150 watts max
Note: All measurements are made with a 22Hz to 22kHz filter and RMS detector.
Channel Equaliser
High pass filter
High pass slope -12dB/octave
High pass frequency range (-3dB) 20Hz to 20kHz
Low pass filter
Low pass slope -12dB/octave
Low pass frequency range (-3dB) 200Hz to 20kHz
High band
Mode 1: Bell
Gain range +/-18dB
Frequency range 20Hz to 20kHz
Q range 0.1 to 20
Mode 2: High Shelving
Gain range +/-18dB
Frequency range 20Hz to 20kHz
Q range 0.1 to 0.85
Mode 3: Low Pass
Low pass slope -12dB/octave
Low pass frequency 20Hz to 20kHz
Upper mid band
Gain range +/-18dB
Frequency range 20Hz to 20kHz
Q range 0.1 to 20
Lower mid band
Gain range +/-18dB
Frequency range 20Hz to 20kHz
Q range 0.1 to 20
Low band
Mode 1: Bell
Gain range +/-18dB
Frequency range 20Hz to 20kHz
Q range 0.1 to 20
Mode 2: Low Shelving
Gain range +/-18dB
Frequency range 20Hz to 20kHz
Q range 0.1 to 0.85
Mode 3: High Pass
High pass slope -12dB/octave
High pass frequency 20Hz to 20kHz
Channel Dynamics
Compressor
Threshold range -50dB to 0dB
Attack range 500uS to 100mS
Decay range 10mS to 10S
Ratio range 1:1 to 50:1
Gain make up range 0 to 40dB
Gate
Threshold range -50dB to 0dB
Attack range 50uS to 100mS
Decay range 5mS to 5S
Hold range 2mS to 2S
Gate depth range 0 to -90dB
Output buss limiter
Attack time 1 audio sample
Threshold range 0 to –50dB
Release range 5mS to 5s
