Filter
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Owner’s Manual
Owner’s Manual
Appendix C: Technical Information
Specifi cations
Noise
20 Hz – 20 kHz, 150 Ohm Source Impedance
Equivalent Input Noise
(Mic in to Insert Send out, max gain) -127 dBu
Residual Output Noise
(All outputs, master levels off, all channel levels off)
-95 dBu
(All outputs, master levels unity, all channel levels off)
-90 dBu
(All outputs, master levels unity, one channel level unity)
-85 dBu
Distortion
20 Hz – 20 kHz
THD+N, SMPTE IMD
(Mic input to Main output) <0.05% @ +4 dBu output
Common Mode Rejection Ratio
1 kHz
(Mic input to Insert Send output) 60 dB gain at unity
Frequency Response
20 Hz – 30 kHz
(Mic input to any output, gain at unity) +0 dB/-1 dB
Crosstalk
20 Hz – 20 kHz
Adjacent Inputs -90 dB @ 1 kHz
Inputs to Outputs -90 dB @ 1 kHz
Fader Off -90 dB @ 1 kHz
Mute Switch/Break Switch Mute -90 dB @ 1 kHz
Maximum Levels
All Inputs +22 dBu
Main Mix XLR +28 dBu
All other outputs +22 dBu
Impedances
Mic in 3 kilohms
Channel Insert return 10 kilohms
Ch 1 Instrument Input 1 Megaohm
All other inputs 20 kilohms
Tape out 1.1 kilohms
Phones out 25 ohms
All other outputs 120 ohms
Maximum Voltage Gain (EQ Flat)
Mic Input Channel to
Insert Output 50 dB
Tape Output 60 dB
USB Output 60 dB
¼ Inch Main Output 70 dB
XLR Main Output 76 dB
Monitor Send 75 dB
FX Send 90 dB
Mono Line Input Channel to
Insert Output 30 dB
Tape Output 40 dB
USB Output 40 dB
XLR Main Output 56 dB
Monitor Send 55 dB
FX Send 70 dB
Stereo Line Input Channel to
Tape Output 30 dB
USB Output 30 dB
XLR Main Output 46 dB
Monitor Send 45 dB
FX Send 60 dB
Tape Input to
Tape Output 20 dB
USB Output 20 dB
XLR Main Output 36 dB
USB Input to
Tape Output 20 dB
USB Output 20 dB
XLR Main Output 36 dB
Stereo Return to
Tape Output 10 dB
USB Output 10 dB
XLR Main Output 26 dB
Effects Return to
Tape Output 10 dB
USB Output 10 dB
XLR Main Output 26 dB
Monitor Send 25 dB
Channel EQ
Low Cut 100 Hz, -18 dB/Octave
High Shelving ±15 dB @ 12 kHz
Mid Peaking ±15 dB @ 2.5 kHz
Low Shelving ±15 dB @ 80 Hz
Digital Effects
I/O Mono Input/Stereo Output
Number of Presets 16 Mackie-designed presets
Channel Level Set LED
0 dBu (normal operating level)
Channel OL LED
-1 dB before channel clipping
Measured post EQ, pre fader