Technical Specifications

Sample rates 44.1, 48, 88.2, 96, 176.4, 192 kHz
Mic inputs 2 x XLR mic inputs
Preamp gain: 0 to +56 dB (digitally controlled)
Analog inputs 2 x 1/4" hi-Z guitar inputs (front panel)
6 x 1/4" TRS line inputs (balanced/unbalanced)
Max level: +24 dBu (digitally adjustable -96 to +22)
Analog outputs 8 x 1/4" TRS line out (balanced, DC coupled)
Max level: +20 dBu (digitally adjustable -4 to +20)
1 x 1/4" TRS stereo headphone
Digital I/O 1 bank (8 ch) of ADAT optical at 1x sample rates
1 bank (4 ch) of SMUX optical at 2x sample rates
Switchable to stereo TOSLink (optical S/PDIF)
Total I/O 18 inputs and 18 outputs (36 total) at 1x sample rates
14 inputs and 14 outputs (28 total) at 2x sample rates
10 inputs and 10 outputs (20 total) at 4x sample rates
Computer I/O 1 x USB 2.0 audio class compliant
      USB 3.0 and iOS compatible
1 x AVB Ethernet (requires OS X Yosemite)
Computer I/O channels USB 2.0 (44.1 to 48 kHz): 64 in/out
USB 2.0 (88.2 to 96 kHz): 32 in/out
USB 2.0 (176.4 to 192 kHz): 24 in/out
AVB Ethernet: 16 to 128 in/out, depending on
      host computer speed
MIDI I/O 1 x MIDI IN
1 x MIDI OUT
16 MIDI channels to/from computer host
Headphone 1 x 1/4" TRS stereo phone (assignable)
Phantom power 2 x individual +48V
Front panel 1 x 1/4" TRS headphone output
2 x TRS hi-Z guitar input
1 x digital rotary encoders • main/phone volume
2 x digital rotary encoders • guitar input gain/power
2 x digital rotary encoders • mic preamp gain
4 x switches • (2) Pad and (2) 48V Phantom switch
128 x 48 pixel LCD for level meters / menu nav
Power External 12-18V DC power supply
1.0A max • tip pos or neg
Dimensions
and weight
(width x depth x height, enclosure only)
8.6 x 7 x 1.75 inches
22 x 17.75 x 4.5 cm
2.5 lbs / 1.13 kg

Mac System Requirements

  • 1 GHz Intel-based Mac or faster
  • 2 GB RAM; 4 GB or more recommended
  • Mac OS X version 10.8 or later
  • Available high-speed USB 2.0 or AVB Ethernet port*
  • A large hard drive (at least 500 GB for recording)
  • *AVB Ethernet audio interface operation requires OS X Yosemite

Windows System Requirements

  • 1 GHz Pentium-based PC compatible or faster
  • 2 GB RAM; 4 GB or more recommended
  • Windows 7, 8 or 10
  • Available USB 2.0 or 3.0 port
  • Available Ethernet port for firmware updates
  • A large hard drive (at least 500 GB for recording)

Web App Support

  • Any web client platform: Mac, Windows, Linux, iOS, Android
  • Any web browser: Safari, Firefox, Chrome, Opera, Explorer, etc.
  • Web client must be connected to the same network as the MOTU AVB interface by wire or Wi-Fi.

Included Software

  • MOTU AVB Discovery App for Mac & Windows (finds connected MOTU interfaces)
  • MOTU AVB Discovery App for iOS (available from Apple App Store)
  • MOTU AVB Control web app (served from the hardware itself)
  • AudioDesk 4.0 for Mac & Windows (separate download)

Operating Systems

  • For computer audio I/O: Mac OS X 10.8 or later; Windows 7 or later
  • For web app control: Mac, Windows, Linux, iOS, Android

Analog I/O Specifications


Connector type
Dynamic range
(A-weighted)
THD+N
(unweighted)
Max
level
Trim range
(in 1 dB steps)
Line output 1/4" TRS, balanced, tip hot 117 dB -101 dB +20 dBu 24 dB (-4 to +20)
Line input 1/4" TRS, bal/unbal, tip hot 110 dB -102 dB +24 dBu 118 dBu (-96 to +22)
Mic input XLR, balanced, pin 2 hot 112 dB -104 dB +24 dBu
(with pad)
56 dB
Phones 1/4", TRS stereo 112 dB -94 dB Max. 80 mw 128 dB

Compatible Mac Software

The UltraLite AVB ships with standard Core Audio drivers for Mac OS X for compatibility with virtually all Core Audio-compatible apps, including:

  • MOTU Digital Performer
  • Avid Pro Tools (version 9 or later)
  • Apple Logic Pro
  • Apple Logic Express
  • Apple Garage Band
  • Apple SoundTrack Pro
  • Ableton Live
  • Propellerhead Record & Reason
  • Steinberg Cubase
  • Cockos Reaper
  • Native Instruments Kontakt
  • Waves stand-alone apps (and plug-ins, via compatible host)

Compatible Windows Software

The UltraLite AVB ships with standard ASIO and Wave drivers for Windows 7, 8 and 10 for compatibility with virtually all ASIO- and Wave-compatible audio apps, including:

  • MOTU Digital Performer
  • Avid Pro Tools (version 9 or later)
  • Ableton Live
  • Cakewalk Sonar
  • Steinberg Cubase
  • Propellerhead Record & Reason
  • Image Line FL Studio
  • Sony Vegas Pro
  • Sony Sound Forge
  • Sony Acid
  • Cockos Reaper
  • Native Instruments Kontakt
  • Waves stand-alone apps (and plug-ins, via compatible host)

UltraLite AVB Feature Summary

18 x 18 USB/AVB audio interface with 36 simultaneous audio channels

2 mic inputs, 2 guitar inputs, 6 line inputs, 8 line outputs, headphone out and 8-channel optical I/O for 18 inputs and 18 outputs.

Best-in-class audio quality

117 dB dynamic range on analog outputs represents best-in-class analog audio performance for mobile recording.

DSP mixing and effects processing

Flexible 48-input digital mixer with 7 stereo aux busses, 3 group sends, access to eight network inputs, and DSP effects, including reverb, 4-band EQ, gate, and compression.

Modeled vintage effects processing

Classic reverb. Compression modeled after the legendary LA-2A compressor. EQ modeled after British analog console EQs.

Flexible matrix routing and splitting

Send any input to any output, or multiple outputs. Includes routing to and from the computer, plus any devices on the AVB network.

Stand-alone operation with wireless control

Connect an AppleĀ® Airportā„¢ or other Wi-Fi router with a standard Ethernet cable for wireless control of device settings, powerful 48-channel mixing and DSP effects.

Universal connectivity

Connects to your computer with standard AVB Ethernet or audio class compliant hi-speed USB 2.0 (compatible with USB 3.0 and iOS). Compatible with all audio software.

Web app control from any device

Control everything from your favorite web browser on a laptop, tablet and smartphone connected to your local Wi-Fi network.

System expansion

Add a 2nd MOTU AVB interface (1248, 8M, 16A, 24Ai, 24Ao, etc.) with a simple CAT-5e ethernet cable. Connect up to five MOTU interfaces using a MOTU AVB Switch (sold separately).

AVB audio networking

Build a network with multiple interfaces and computers using standard AVB switches and network cabling, with ultra-low network latency, even over long cable runs (100 meters point to point). Stream hundreds of audio channels among devices and computers on the network.

Comprehensive metering

The large backlit LCD lets you view all signal activity at a glance with detailed metering for all analog and digital I/O. Access hardware settings from a simple and convenient menu.

AudioDesk

Includes AudioDesk workstation software for Mac and Windows with 24-bit recording, sample-accurate editing and 32-bit mixing and mastering.