Mic/Line Inputs (Channels 1–6)
Microphone Input	XLR+1/4” (6.35 mm) combination, electronically balanced, discrete input configuration
Frequency Response	20 Hz – 22 kHz (+2 dBu)
THD+N	< 0.03% @ 1 kHz
Sensitivity	-40 dBu
Maximum Input	-19 dBu
Maximum Voltage Gain	60 dB (Mic Input→Line Out, Mic Out & Mono Out) 50 dB (Mic Input→Rec Out)
Signal-to-Noise Ratio	> 103 dB
Phantom Power	+18–21 V, switch control
Line Inputs (Channels 1–6)
Line Input	XLR+1/4” (6.35 mm) combination, electronically balanced
Frequency Response	20 Hz – 22 kHz (+2 dBu)
THD+N	< 0.03% @ 1 kHz
Sensitivity	0 dBu
Maximum Input	+21 dBu
Maximum Voltage Gain	20 dB (Mic Input→Line Out, Mic Out & Mono Out) 10 dB (Mic Input→Rec Out)
Signal-to-Noise Ratio	> 103 dB
Line Inputs (Channels 7/8–11/12)
Line Input	Stereo RCA pairs, electronically balanced
Frequency Response	20 Hz – 22 kHz (+2 dBu)
THD+N	< 0.03% @ 1 kHz
Sensitivity	+10 dBu
Maximum Input	+21 dBu
Maximum Voltage Gain	10 dB (Line Input→Line Out) 0 dB (Line Input→Rec Out) 4 dB (Line Input→Mono Out)
Signal-to-Noise Ratio	> 103 dB

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

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

Adjacent Inputs	< -70 dB @ 1 kHz (Channels 1–6) < -68 dB @ 1 kHz (Channels 7/8–11/12)
Input→Output	< -82 dB @ 1 kHz (channel level @ max., EQ @ unity, master level & others @ min., input selectors set to Line)

Line Output	0 dBu (+2 dBu), balanced (channel level, master level & EQ @ unity, all others at min., input selectors set to Line)
Mic Output, Mono Output	0 dBu (+2 dBu), unbalanced (channel level, master level & EQ @ unity, all others at min., input selectors set to Line)
Maximum Output	+21 dBu balanced/unbalanced, 1/4” (6.35 mm) jacks
Noise (Bus)	< -83 dB @ 20 Hz – 22 kHz (channel level, master level & EQ @ unity, all others at min., input selectors set to Line)

Connection	IEC
Input Voltage	100V~, 110-120V~, 50/60Hz; 220-240V~, 50/60Hz or DC24V