Key Specifications

Input Channels

40 (32 mono + 2 stereo + 2 return)

Aux Buses

20 (8 mono + 6 stereo)

Stereo Buses

1

Sub Buses

1

Input Channel Functions

8 DCA Groups

I/O

Inputs

16 mic/line (XLR/TRS combo)
1 stereo line (RCA)

Outputs

16 (XLR)

Expansion Slots

1

DSP

Effects

8 effects + 10 GEQ

USB

USB Audio Interface

34 × 34

USB Recording

2-track recording to USB storage

Digital Audio

Sampling Frequency

48 kHz (internal)

Signal Delay

< 2.6 ms (Input → Omni Out, 48 kHz)

Total Harmonic Distortion

< 0.05% (20 Hz–20 kHz @ +4 dBu, 600 Ω)

Frequency Response

+0.5 / -1.5 dB (20 Hz–20 kHz)

Dynamic Range

110 dB (DA), 108 dB (Input → Omni Out)

Noise

Equivalent Input Noise: -128 dBu
Residual Output Noise: -85 dBu

Crosstalk

-100 dB

Power Requirements

AC Input

100–240 VAC, 50/60 Hz

Power Consumption

85 W

Analog Inputs

Input Terminals

Inputs 1–16 (XLR/TRS combo)
ST In 1–2 (RCA)

Gain

-6 dB to +66 dB (Inputs 1–16)

Load Impedance

7.5 kΩ (Inputs 1–16)
10 kΩ (ST In 1–2)

Nominal Use

50–600 Ω mics / 600 Ω lines (Inputs 1–16)
600 Ω lines (ST In 1–2)

Sensitivity

Inputs 1–16: -82 dBu to -10 dBu
ST In 1–2: -30 dBV

Nominal Level

Inputs 1–16: -62 dBu / +10 dBu
ST In 1–2: -10 dBV

Max Level Before Clip

Inputs 1–16: +30 dBu
ST In 1–2: +10 dBV

Connectors

Inputs 1–16: XLR/TRS combo (balanced)
ST In 1–2: RCA (unbalanced)

Analog Outputs

Output Terminals

Omni Out 1–16 (XLR)
Phones (TRS)

Source Impedance

75 Ω (Omni)
100 Ω (Phones)

Nominal Output Level

+4 dBu (Omni)
3 mW (Phones)

Max Output Level

+24 dBu (Omni)
75 mW (Phones)

Connectors

XLR-3-32 (balanced)
TRS Phones (unbalanced)

Digital I/O

Terminals

USB (to Host)
USB (iPad)

Format

USB, 24-bit

Audio

34-in / 34-out (USB)
Playback: MP3/WAV
Record: WAV

Connectors

USB-B (to Host)
USB-A (iPad)

Control I/O

Terminals

Network (RJ-45)
Foot SW (TS)

Format

IEEE802.3, 10Base-T / 100Base-TX

Dimensions

Size

18.9 × 5.2 × 16.1" / 48.0 × 13.2 × 40.9 cm

Net Weight

20.3 lb / 9.2 kg

Packaging Info

Package Weight

27 lb

Box Dimensions (L × W × H)

22.4 × 20.5 × 8.9"