SYSTEM FREQUENCY CHARACTERISTICS
Frequency Response: 20 Hz – 30 kHz, ripple < ±1 dB
Total Harmonic Distortion + Noise (THD+N): < 0.01%
Noise Floor: -85 dB to -90 dB
INPUT PERFORMANCE (PREAMPLIFIER STAGE)
Equivalent Input Noise (EIN): 150Ω Source Impedance -125 dBu
/ No-load: -122 dBu
Common Mode Rejection Ratio (CMRR): > 70 dB
Maximum Input Level (MIC XLR): +18 dBu
CHANNEL PROCESSING (EQUALIZATION AND FILTERING)
High Frequency Shelf: ±15 dB @ 12 kHz
Intermediate Frequency Peak: ±15 dB @ 2.5 kHz
Low Frequency Shelf: ±15 dB @ 80 Hz
Low-Cut Filter: 18 dB/oct, -3 dB @ 75 Hz
OUTPUT PERFORMANCE
Crosstalk Attenuation @ 1kHz: -85 dB
Maximum Output Level (All Outputs): +21 dB
Aux Return Maximum Input: +19 dB
Other Inputs (Line, etc.) Maximum Level: +16 dB
IMPEDANCE MATCHING
Microphone Input: 2 kΩ / 3.8 kΩ
Other Line Inputs: ≥ 10 kΩ
Direct Output (Tap Out): 1 kΩ
Headphone Output: 22 Ω
Other Outputs (Unbalanced): 120 Ω
Other Outputs (Balanced): 240 Ω