Input Channels
Microphone Input: 6 Balanced XLR Connectors (Channels 1–6)
Frequency Response: 20 Hz - 22 kHz
THD+N: < 0.03% @ 1 kHz
Sensitivity: -40 dBu
Maximum Input: -19 dBu
Maximum Voltage Gain:
60 dB (Mic Input to Line Out, Mic Out & Mono Out)
50 dB (Mic Input to Rec Out)

Signal-to-Noise Ratio: > 103 dB
Phantom Power: 18–21 V, switch control

Line Inputs: 6 Balanced XLR Connectors (Channels 1–6)
Frequency Response: 20 Hz - 22 kHz
THD+N: < 0.03% @ 1 kHz
Sensitivity: 0 dBu
Maximum Input: +21 dBu
Maximum Voltage Gain:
20 dB (Mic Input to Line Out, Mic Out & Mono Out)
10 dB (Mic Input to Rec Out)

Signal-to-Noise Ratio: > 103 dB

Line Inputs: Stereo Balanced RCA Connectors (Channels 7/8-11/12)
Frequency Response: 20 Hz - 22 kHz
THD+N: < 0.03% @ 1 kHz
Sensitivity: +10 dBu
Maximum Input: +21 dBu
Maximum Voltage Gain:
10 dB (Line Input to Line Out)
0 dB (Line Input to Rec Out)
4 dB (Line Input to Mono Out)

Signal-to-Noise Ratio: > 103 dB

Impedance:
Mic/Line Input: 1.4 kΩ
Line Input: > 10 kΩ
All Outputs: 120 Ω

Equalizer
High: +15 dB @ 12 kHz
Mid: +12 dB @ 2.5 kHz
Low: +15 dB @ 80 Hz

Crosstalk
Adjacent Inputs:
< -70 dB @ 1 kHz (Channels 1–6)
< -68 dB @ 1 kHz (Channels 7/8–11/12)

Input to Output:
< -82 dB @ 1 kHz

Main MixOutput
Line Output: 0 dBu (+2 dBu), balanced
Mic Output, Mono Output: 0 dBu (+2 dBu), unbalanced
Maximum Output: +21 dBu balanced/unbalanced, 1/4” (6.35 mm) jacks
Noise (Bus): < -83 dB @ 20 Hz – 22 kHz

General
Power connection: IEC
Input Voltage: 100V~, 110-120V~, 50/60Hz; 220-240V~, 50/60Hz or DC24V
Dimensions: (width x depth x height): 19.0” x 7.7” x 1.7” (483 x 195 x 44 mm)
Weight: 6.4 lbs (2.9 kg)