Sample Rate |
48 kHz |
Bit Depth |
24-bit |
System Latency |
1.5 ms (Analog Input > Main Bus > Analog Output) |
Reference Level |
0 dBFS Reference: 22 dBu |
Frequency Response |
±0 -1 dB 20 Hz to 20 kHz |
Distortion (THD) |
Mic Input to Main Output (1 kHz -1 dBFS): <0.005% |
Equivalent Input Noise |
150 ohm termination: -128 dBu |
Crosstalk |
Analog XLR input-input: <-105 dB @ 1 kHz (min. gain) <-80 dB @ 1 kHz (max. gain)
Analog XLR / TRS output-output: <-100 dB @ 1 kHz |
Signal-to-Noise Ratio |
92 dB (ref 4 dBu one channel and main fader at unity A-weighted) |
Output Noise |
Muted Output: -90 dBu (A-weighted) |
Dynamic Range |
Analog Input to Analog Output: 109 dB (one channel and main fader at unity A-weighted)
Analog Input: 111 dB (unity gain to analog clipping -60 dBFS signal A-weighted)
Analog Output: 111 dB (to analog clipping -60 dBFS signal A-weighted) |
Analog Inputs |
Channels 1-24: XLR balanced
Channels 25-32: Combo XLR / TRS balanced |
Mic Preamps |
Onyx |
Analog Input Impedance |
Channels 1-24: 3 kOhms
Channels 25-32: 3 kOhms mic [XLR] 30 kOhms line [1/4″] |
Max Input |
XLR: 21 dBu
1/4″: 30 dBu |
Gain |
Gain (digitally controlled analog): XLR: 0 to 60 dB [3 dB steps] 1/4″: -20 to 40 dB [3 dB steps] |
Phantom Power |
(XLR): 48 VDC 10 mA max per mic with up to 16 simultaneously. 5 mA max per mic with up to 32 simultaneously. Individual digital controller per channel |
Analog Outputs |
XLR balanced (Analog Outputs 1-12)
1/4″ TRS impedance balanced (Analog Monitor Outputs L/R supports balanced / unbalanced operation)
1/4″ TRS Stereo (Analog Headphone Out) |
Output Impedance |
600 ohms (Analog Outputs 1-12)
240 ohms balanced 120 ohms unbalanced (Analog Monitor Outputs L/R) |
Max Output |
21 dBu (Analog Outputs 1-12)
21 dBu (Analog Monitor Outputs L/R)
18 dBu into 600 ohms (Analog Headphone Out) |
AES Output |
Format: AES3 professional 48 kHz 24-bit stereo
Connector: XLR Balanced
Output Impedance: 110 ohms |
Streaming |
Connection: USB 2.0 High Speed (as a device)
Connector: USB-B
Supported MS Windows [Driver installation required]: Windows 7 8
Supported Mac OS [Audio Class 2.0 Compliant no driver required]: OS X 10.8.4 10.9
Audio: 32 in / 32 out 48 kHz 16-/24-bit |
Recording/Playback |
Connection: USB 2.0 High Speed (as a host)
Connector: USB-A
Audio: 1-24 channel 48 kHz 16-/24-bit (multichannel .wav)
Supported Devices: USB 2.0 / 3.0 Class Compliant HDD
HDD Format: FAT32
Bus Power: 5 V 1 A max |
Networking |
Connection [Using Basic Network Option Card]: 100 Mb Ethernet
Control: Complete
Simultaneous Control: 10 iOS Devices |
iPad |
iOS Version Requirement: 7.1 or greater required
iPad Version Requirement for Wireless: iPad 2 iPad (3rd generation) iPad (4th generation) iPad mini iPad mini retina iPad Air
Control Application: Mackie Master Fader App Master Fader 3.0 or greater required |
DSP |
36 input channels with 4-band PEQ HPF gate and compression (32 stereo-linkable input channels 4 stereo-linkable return channels with PEQ and compression only)
28 output busses with 4-band PEQ HPF/LPF 31-band GEQ comp/limiter and alignment delay (14 stereo-linkable aux sends 6 stereo-linkable matrix busses 6 stereo-linkable subgroups with PEQ and compression only Main L/R busses)
6 VCAs and 6 mute groups
3 stereo FX processors (2 reverb 1 delay) with dedicated sends and returns
Full I/O routing with A/B sources per channel
Modern and Vintage options per processor |
Power |
Power Requirements: 100 VAC – 240 VAC 50 – 60 Hz Universal Supply
Power Consumption: 100 W max
Line Cord: User-replaceable IEC
Operating Temperature: 32 – 104˚F (0 – 40˚C) |
Rack Spaces |
3U rack spaces |
Dimensions |
5.4 x 19.0 x 17.5″ (138 x 483 x 443 mm) |
Weight |
18.0 lb (8.2 kg) |