MOTU UltraLite AVB User's Guide

UltraLite AVB
User Guide

Title Page

1280 Massachusetts Avenue
Business voice: (617) 576-2760
Business fax: (617) 576-3609
Web site: www.motu.com
Tech support: www.motu.com/support
SAFETY PRECAUTIONS AND ELECTRICAL REQUIREMENTS FOR THE ULTRALITE AVB (“PRODUCT”)
CAUTION! READ THIS SAFETY GUIDE BEFORE YOU BEGIN INSTALLATION OR OPERATION. FAILURE TO COMPLY WITH SAFETY INSTRUCTIONS COULD RESULT IN BODILY INJURY OR EQUIPMENT DAMAGE.
HAZARDOUS VOLAGES: CONTACT MAY CAUSE ELECTRIC SHOCK OR BURN. TURN OFF UNIT BEFORE SERVICING.
WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRICAL SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR OTHER MOISTURE.
CAUTION: TO REDUCE THE RISK OF ELECTRICAL SHOCK, DO NOT REMOVE COVER. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
IMPORTANT SAFEGUARDS
1. Read these instructions. All the safety and operating instructions should be read before operating the product.
2. Keep these instructions. These safety instructions and the product owner’s manual should be retained for future reference.
3. Heed all warnings. All warnings on the product and in the owner’s manual should be adhered to.
4. Follow all Instructions. All operating and use instructions should be followed.
5. Do not use the product near water.
6. Cleaning - Unplug the product from the computer and clean only with a dry cloth. Do not use liquid or aerosol cleaners.
7. Ventilation - Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.
8. Heat - Do not install the product near any heat sources such as radiators, heat registers, stoves, or another apparatus (including an amplifier)
that produces heat.
9. Overloading - Do not overload wall outlets and extension cords as this can result in a risk of fire or electrical shock.
10.Power supply cord - Protect the product power supply cord from being walked on or pinched by items placed upon or against them.
11.Power switch - Install the product so that the power switch can be accessed and operated at all times.
12.Disconnect - The main power supply plug is considered to be the disconnect device for the product and shall remain readily operable.
13.Accessories - Only use attachments/accessories specified by the manufacturer.
14.Surge protection - Unplug the product during lightning storms or when unused for long periods of time.
15.Servicing - Refer all servicing to qualified service personnel. Servicing is required when the product has been damaged in any way, such as
when a power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the product, the product has been exposed
to rain or moisture, does not operate normally, or has been dropped.
16.Power Sources - Refer to the manufacturer’s operating instructions for power requirements.
17.Installation - Do not install the product in an unventilated rack, or directly above heat-producing equipment such as power amplifiers. Observe
the maximum ambient operating temperature listed below.
18.Power amplifiers- Never attach audio power amplifier outputs directly to any of the unit’s connectors.
19.Replacement Parts - When replacement parts are required, be sure the service technician has used replacement parts specified by the
manufacturer or have the same characteristics as the original part. Unauthorized substitutions may result in fire, electric shock or other
hazards.
20.Safety Check - Upon completion of any service or repairs to this MOTU product, ask the service technician to perform safety checks to
determine that the product is in safe operating conditions.
ENVIRONMENT, HEAT AND VENTILATION
Operating Temperature: 10°C to 40°C (50°F to 104°). The product should be situated away from heat sources or other equipment that produces
heat. When installing the product in a rack or any other location, be sure there is adequate space around the product to ensure proper ventilation.
Improper ventilation will cause overheating and can damage the unit.
TO REDUCE THE RISK OF ELECTRICAL SHOCK OR FIRE
Do not handle the power supply with wet hands. Do not pull on the power supply cord when disconnecting it from an AC wall outlet. Grasp it by
the plug. Do not expose this apparatus to rain or moisture. Do not place objects containing liquids on it.
DC INPUT
10 - 24V DC • 1.0A max
Contents
Part 1: Getting Started
7
Quick Start Guide
UltraLite AVB Front Panel
9
10
UltraLite AVB Rear Panel
MOTU AVB Control Web App
11
About the UltraLite AVB
21
Packing List and System Requirements
25
27
Software Installation
Hardware Installation
31
Part 2: Using the UltraLite AVB
45
Presets
The Front Panel LCD
49
Working with Host Audio Software
51
59
Mixer Effects
Networking
65
Part 3: Appendices
Troubleshooting
73
Audio Specifications
75
Mixer Schematics
77
81
Updating Firmware
OSC Support
83
85
Index
III
About the Mark of the Unicorn License Agreement and Limited Warranty on Software
TO PERSONS WHO PURCHASE OR USE THIS PRODUCT: carefully read all the terms and conditions of the “click-wrap” license agreement presented to you when you install the software. Using the software or this documentation indicates your acceptance of the terms and conditions of that license agreement.
Mark of the Unicorn, Inc. (“MOTU”) owns both this program and its documentation. Both the program and the documentation are protected under applicable copyright, trademark, and trade-secret laws. Your right to use the program and the documentation are limited to the terms and conditions described in the license agreement.
Reminder of the terms of your license
This summary is not your license agreement, just a reminder of its terms. The actual license can be read and printed by running the installation program for the software. That license agreement is a contract, and clicking “Accept” binds you and MOTU to all its terms and conditions. In the event anything contained in this summary is incomplete or in conflict with the actual click-wrap license agreement, the terms of the click-wrap agreement prevail.
YOU MAY: (a) use the enclosed program on a single computer; (b) physically transfer the program from one computer to another provided that the program is used on only one computer at a time and that you remove any copies of the program from the computer from which the program is being transferred; (c) make copies of the program solely for backup purposes. You must reproduce and include the copyright notice on a label on any backup copy.
YOU MAY NOT: (a) distribute copies of the program or the documentation to others; (b) rent, lease or grant sublicenses or other rights to the program; (c) provide use of the program in a computer service business, network, time-sharing, multiple CPU or multiple user arrangement without the prior written consent of MOTU; (d) translate, adapt, reverse engineer, decompile, disassemble, or otherwise alter the program or related documentation without the prior written consent of MOTU.
MOTU warrants to the original licensee that the disk(s) on which the program is recorded be free from defects in materials and workmanship under normal use for a period of ninety (90) days from the date of purchase as evidenced by a copy of your receipt. If failure of the disk has resulted from accident, abuse or misapplication of the product, then MOTU shall have no responsibility to replace the disk(s) under this Limited Warranty.
THIS LIMITED WARRANTY AND RIGHT OF REPLACEMENT IS IN LIEU OF, AND YOU HEREBY WAIVE, ANY AND ALL OTHER WARRANTIES, BOTH EXPRESS AND IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE LIABILITY OF MOTU PURSUANT TO THIS LIMITED WARRANTY SHALL BE LIMITED TO THE REPLACEMENT OF THE DEFECTIVE DISK(S), AND IN NO EVENT SHALL MOTU OR ITS SUPPLIERS, LICENSORS, OR AFFILIATES BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES, INCLUDING BUT NOT LIMITED TO LOSS OF USE, LOSS OF PROFITS, LOSS OF DATA OR DATA BEING RENDERED INACCURATE, OR LOSSES SUSTAINED BY THIRD PARTIES EVEN IF MOTU HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS WHICH MAY VARY FROM STATE TO STATE. SOME STATES DO NOT ALLOW THE LIMITATION OR EXCLUSION OF LIABILITY FOR CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU.
Update Policy
In order to be eligible to obtain updates of the program, you must complete and return the attached Mark of the Unicorn Purchaser Registration Card to MOTU.
Copyright Notice
Copyright © 2015 by Mark of the Unicorn, Inc. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any human or computer language, in any form or by any means whatsoever, without express written permission of Mark of the Unicorn, Inc., 1280 Massachusetts Avenue, Cambridge, MA, 02138, U.S.A.
Limited Warranty on Hardware
Mark of the Unicorn, Inc. and S&S Research (“MOTU/S&S”) warrant this equipment against defects in materials and workmanship for a period of TWO (2) YEARS from the date of original retail purchase. This warranty applies only to hardware products; MOTU software is licensed and warranted pursuant to separate written statements.
If you discover a defect, first write or call Mark of the Unicorn at (617) 576-2760 to obtain a Return Merchandise Authorization Number. No service will be performed on any product returned without prior authorization. MOTU will, at its option, repair or replace the product at no charge to you, provided you return it during the warranty period, with transportation charges prepaid, to Mark of the Unicorn, Inc., 1280 Massachusetts Avenue, MA 02138. You must use the product’s original packing material for in shipment, and insure the shipment for the value of the product. Please include your name, address, telephone number, a description of the problem, and the original, dated bill of sale with the returned unit and print the Return Merchandise Authorization Number on the outside of the box below the shipping address.
This warranty does not apply if the equipment has been damaged by accident, abuse, misuse, or misapplication; has been modified without the written permission of MOTU, or if the product serial number has been removed or defaced.
ALL IMPLIED WARRANTIES, INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO TWO (2) YEARS FROM THE DATE OF THE ORIGINAL RETAIL PURCHASE OF THIS PRODUCT.
THE WARRANTY AND REMEDIES SET FORTH ABOVE ARE EXCLUSIVE AND IN LIEU OF ALL OTHERS, ORAL OR WRITTEN, EXPRESS OR IMPLIED. No MOTU/S&S dealer, agent, or employee is authorized to make any modification, extension, or addition to this warranty.
MOTU/S&S ARE NOT RESPONSIBLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES RESULTING FROM ANY BREACH OF WARRANTY, OR UNDER ANY LEGAL THEORY, INCLUDING LOST PROFITS, DOWNTIME, GOODWILL, DAMAGE OR REPLACEMENT OF EQUIPMENT AND PROPERTY AND COST OF RECOVERING REPROGRAMMING, OR REPRODUCING ANY PROGRAM OR DATA STORED IN OR USED WITH MOTU/S&S PRODUCTS.
Some states do not allow the exclusion or limitation of implied warranties or liability for incidental or consequential damages, so the above limitation or exclusion may not apply to you. This warranty gives you specific legal rights, and you may have other rights which vary from state to state.
MOTU, Digital Performer, AudioDesk, Mark of the Unicorn and the unicorn silhouette logo are trademarks of Mark of the Unicorn, Inc.
Thunderbolt and the Thunderbolt logo are trademarks of Intel Corporation in the U.S. and/or other countries.
This equipment has been type tested and found to comply with the limits for a class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause interference to radio or television equipment reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by any combination of the following measures:
• Relocate or reorient the receiving antenna
• Increase the separation between the equipment and the receiver
• Plug the equipment into an outlet on a circuit different from that to which the receiver is connected
If necessary, you can consult a dealer or experienced radio/television technician for additional assistance.
PLEASE NOTE: only equipment certified to comply with Class B (computer input/output devices, terminals, printers, etc.) should be attached to this equipment, and it must have shielded interface cables in order to comply with the Class B FCC limits on RF emissions.
WARNING: changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
Part 1
Getting Started

Quick Start Guide

CHAPTER
Thank you for purchasing an UltraLite AVB! Follow these easy steps to get started quickly.
1
Download and run the
MOTU AVB USB Installer.exe
MOTU AVB Installer
found here:
or
http://www.motu.com/avb
2
(Optional) For quick access to the UltraLite AVB from your iPad or iPhone, download the MOTU AVB Discovery app from the Apple App Store.
Your iPhone and iPad must be on the same
Wi-Fi network as your computer.
3
Connect the interface to your computer with a USB cable (included). If you have a Thunderbolt­equipped Mac running OS X Yosemite (10.10) or later, you can alternately connect the UltraLite to the Mac’s Ethernet port with a standard CAT-5e or CAT-6 Ethernet cable (sold separately).
4
Switch on the UltraLite AVB.
5
Open the
MOTU AVB Control
web app by doing
one of the following:
If you have a Mac, choose the UltraLite AVB from the MOTU AVB Discovery app menu, as shown below.
MOTU AVB Discovery app menu
From your iPad or iPhone, launch the MOTU
AVB Discovery app, and tap your interface.
You should now see the
MOTU AVB Control
web app in your browser, as shown on page 12. If not, visit Appendix A, “Troubleshooting” (page 73).
For advanced network options, and device discovery from any modern browser, see chapter 9, “Networking” (page 65).
6
Choose a preset from the Quick Setup.
Preset Application
Audio interface Operate as a standard audio interface.
Stand-alone mixer Operate as a stand-alone mixer, where all
Interface + mixer A combination of the above two presets.
Live recording with monitor mixing
Stage I/O Route audio inputs from one AVB interface
inputs are mixed to the main outs and mon­itor outs.
Record a live concert or recording session, with a full monitor mix.
to another, through Ethernet cabling.
If you have a PC, launch the
shortcut found on the Windows desktop or
Setup
in
Start menu> All Programs> MOTU
MOTU AVB WebUI
Studio input expander
Studio output expander
Optical Converter Multi-channel analog-to-digital converter
Routes the expansion unit’s physical inputs to the main system using AVB network streams.
Routes the main systems’s AVB network streams to physical outputs on the expan­sion unit.
.
7
8

UltraLite AVB Front Panel

1011
21 3 4
1. MIC INPUT #1. The other mic input is on the rear panel. Each input provides individual preamp gain (56 dB), switchable 48V phantom power, and an optional -20 dB pad.
2. GUITAR INPUTS with volume control. These are high­impedance guitar inputs that provide authentic guitar amp volume response and feel.
3. HEADPHONE OUTPUT with volume control.
4. Individual MIC INPUT preamp gain, switchable 48V phantom power, and optional -20 dB pad switches for each mic input. The Precision Digital Trim™ knob provides 56 dB of preamp gain. Turn the knob to see the gain adjustments in the LCD.
5. This portion of the multi-purpose backlit LCD shows optical activity (in and out) and MIDI activity (in and out).
6. This portion of the LCD displays the current sample rate and clock source, such as
7. This portion of the LCD displays level meters for all analog inputs and outputs. It can also show device settings and network information, using the knobs to the left.
8. Push SELECT to enter the LCD menu. Turn SELECT to scroll through menu options. Push again to descend into the submenus, if applicable. To choose the current setting, push SELECT a third time. Push BACK to return to the previous menu level, and do so repeatedly to exit the menu altogether.
Int
(Internal clock mode).
789
9. Push the phone volume knob to control MAIN OUT volume . This setting, along with all front panel settings, can also be adjusted from the MOTU AVB Control web app.
10. Push METERS repeatedly to cycle among several screens that show comprehensive level metering for the analog and digital inputs and outputs.
11. Push ID to display network settings for the device, including its IP address. Push and hold to power the UltraLite AVB on or off.
6
5

UltraLite AVB Rear Panel

1 3 4 6
1. The UltraLite AVB operates as a USB MIDI interface, allowing MIDI software to communicate with connected MIDI devices through the USB connec­tion to the computer. Connect a MIDI device here using standard MIDI cables. Connect the UltraLite AVB’s MIDI OUT port to the MIDI IN port on the other device. Conversely, connect the UltraLite-AVB’s MIDI IN por t to the MIDI OUT port on the other device. For further details, see “MIDI connections” on page 40.
2. This jack accepts any standard 12-18V DC power supply (1.0A max) with either tip-positive or tip­negative polarity.
3. The ANALOG OUTPUTS provide additional analog output for secondary studio monitors, surround monitoring, sub-mixes or any other desired desti­nation. These connectors are balanced (tip/ring/ sleeve), but they also accept an unbalanced plug. They are DC-coupled. Control volume from the MOTU AVB Control web app or your host audio software.
89
7
4. The MAIN OUT pair provides stereo analog output for primary (powered) studio monitors or PA speakers, or any other desired destination. Control volume from the MOTU AVB Control web app or from the front panel volume control.
To hear audio playback from your host audio software on the MAIN OUT pair, use the Audio Interface preset and then assign audio tracks (and master fader) to these main outs. You can also use the MOTU AVB Control web app to route live UltraLite AVB inputs (and network inputs) here as well.
5. Equipped with very high quality 24-bit 192 kHz converters, these six analog inputs are balanced TRS (tip/ring/sleeve) quarter-inch connectors that can also accept an unbalanced plug (with the ring disconnected). Use them for keyboards or other line level analog sources. These inputs are equipped with the UltraLite AVB’s Precision Digital Trim™ feature: digitally controlled analog trims that let you adjust input level in 1 dB increments from the MOTU AVB Control web app.
52
6. This is MIC INPUT #2. Controls for preamp gain, 48V phantom power and pad are on the front panel.
7. This AVB ethernet port provides industry standard IEEE 802.1 network connectivity to other network devices. Examples include:
Another UltraLite AVB or any other MOTU AVB­equipped audio interface, such as the 1248, 8M, 16A, 24Ai, 24Ao, 112D, Monitor 8, etc.
A standard ethernet hub or Wi-Fi router (for internet connection and communication with the web app software).
A standard AVB Ethernet switch for high-speed, low-latency, high-capacit y audio connectivity to an AVB audio network.
A recent-generation Mac (any Mac with a Thunderbolt port) running OS X Yosemite (10.10) or later. This allows you to operate the UltraLite AVB as an audio interface over Ethernet.
8. Connect the UltraLite AVB to the computer here using a standard USB cable.
9. These ADAT optical “lightpipe” jacks provide 8 channels of 24-bit ADAT optical digital I/O at 1x sample rates (44.1 or 48 kHz) and 4 channels at 2x sample rates (88.2 or 96 kHz). They are disabled at higher sample rates. Alternately, they can operate as stereo TOSLink (optical S/PDIF) connectors.

MOTU AVB Control Web App

CHAPTER

OVERVIEW

MOTU AVB Control
complete control over the UltraLite AVB. If you have several MOTU AVB interfaces networked together, such as the UltraLite AVB, 1248 and 8M, you can control them all. If you are working with a large network of many MOTU AVB interfaces, you can access any device on the network.
is a web app that gives you

IT’S NOT ON YOUR HARD DRIVE

The MOTU AVB Control web app is served from the UltraLite AVB hardware itself, therefore it is not an application on your computer’s hard drive. Instead, access it by using the
Discovery Setup
by typing your MOTU device’s IP Address into the address bar.
app for Mac, the
for Windows or through your web browser
MOTU AVB
MOTU AVB WebUI

USE YOUR FAVORITE WEB BROWSER

The MOTU AVB Control web app runs in any modern web browser on any device connected to the UltraLite AVB, either directly or wirelessly through a Wi-Fi network. You can use any device you w ish: a desktop computer, laptop, iPad, tablet, iPhone or smar t phone. If it can r un a web browser, it can run the web app. You can use any browser you prefer: Chrome, Firefox, Safari, IE 11 etc. The latest versions are strongly recommended.

CONTROL FROM MULTIPLE DEVICES

You can run the web app on multiple host devices simultaneously.

RUN THE INSTALLER, GET THE APP

Visit www.motu.com/avb to get the latest MOTU AVB installer and run it on your computer to install
MOTU AVB Discovery
the
AVB WebUI Setup
elements. Visit the Apple App Store to download the discovery app onto your iPad or iPhone.
app (Mac) or
(Windows) and other software
MOTU

MAKE HARDWARE AND NETWORK CONNECTIONS

Connect your UltraLite AVB to your computer or laptop with a USB cable. Make sure your iPad, iPhone, tablet or smartphone is connected to the same Wi-Fi network as your computer or device. You can use any network connection explained in “Setup for web app control” on page 36.

LAUNCHING THE WEB APP

To launch the web app, do any of the following:
If you have a Mac, choose the UltraLite AVB from the MOTU AVB Discovery app menu (see below). On Windows, launch the
WebUI Setup
desktop or in
From your iPad or iPhone, launch the MOTU AVB Discovery app.
In your favorite web browser, type this URL:
localhost:1280.
connection to the UltraLite AVB.)
If the UltraLite AVB Ethernet port is connected to your Ethernet or Wi-Fi network, type the unit’s IP address (see below) into your browser.
You should now see the MOTU AVB Control web app in your browser, as shown on page 12. If not visit Appendix A, “Troubleshooting” page (73).

Obtaining the UltraLite AVB’s IP address

On the front panel of the interface, push the ID knob once. The LCD now displays the unit’s IP address, which should look something like this:
“IP Address: 192.168.1.209”.
shortcut found on the Windows
Start menu> All Programs> MOTU
(This URL requires a USB
MOTU AVB
.
11

DEVICE TAB

6
7
8
10
9
11
5
4
12
3
2
13
14
1
15
16
17
1. If you have two or more MOTU AVB interfaces, the Device list lets you choose the one you are currently controlling with the web app.
2. The Aux Mixing tab lets you view each Aux bus in the mixer, one at a time.
3. The Mixing tab gives you access to the mixing and DSP in the interface.
4. The Routing tab displays a grid matrix, where you can make direct connections between inputs and outputs, your computer, the mixer, and network audio streams, if networked interfaces are connected.
5. The Device tab has settings for the hardware itself, such as analog input and output trim.
6. Expands and collapses the sidebar.
12
7. Lets you create, save, recall and manage presets for the UltraLite AVB. These presets capture and recall the complete state of the device (all settings in all tabs).
8. Choose the desired sample rate.
9. Click to rename the interface. To restore the default name, delete the current name.
10. The Quick Setup button prompts factory presets used to configure your interface for a specific applica­tion. See chapter 5, “Presets” (page 45).
11. Click this device ID button to identify the unit you are currently viewing and controlling with the web app software. The front panel LCD on the hardware itself will flash the name of the device, and its name will also flash in the Device list (1).
12. If an update is available for your device, and the computer you are viewing it from is connected to the internet, you’ll be notified here. Click More Info to learn what’s new and start the update process. Firmware updating requires a network connection. See Appendix D, “Updating Firmware” page (81).
13. Choose the clock source from the Clock Mode menu. Your MOTU device will resolve its digital clock to this master source.
14. The Clock Status icon indicates that the current device (1) is successfully resolved to its chosen Clock Mode source (13). If it cannot lock for some reason, this icon flashes red. Check your chosen clock source, cables, etc.
15. If you have multiple MOTU AVB interfaces, one of them may serve as a master clock source for the
MOTU AVB CONTROL WEB APP
network. Click the Become Clock Master button to choose the current
interface (1) as the master clock source.
16. The Input Settings section provides gain settings for inputs, plus phase invert for mic and guitar inputs, if any. You can also toggle the 48V phantom power and -20 dB pad for the mic inputs.
17. The Output Settings section lets you adjust the trim for any output or output pair which supports it. Phones and Main outputs provide full volume control. Analog outputs provide calibration control (-24 to 0 dB).

DEVICE TAB (CONTINUED)

18
19
20
25
21
24
23
Scroll down to view these additional Device tab settings.
18. AV B is IEEE’s Audio Video Bridging Ethernet standard for high­bandwidth, low-latency audio streaming over Ethernet. If your UltraLite AVB is connected to a 2nd MOTU AVB interface through its network port, or to an AVB switch for access to an extended AVB network, you can stream audio channels to and from other devices on the network. AVB streams are handled in banks of eight channels, so if you enable 2 streams, that’s 16 channels. See chapter 9, “Networking” (page 65).
MOTU AVB CONTROL WEB APP
19. If you have the AVB network input stream enabled (18), connect them to the output streams of other devices on the network here. This is how you route audio from the other devices to the UltraLite AVB.
20. In the Input/Output Banks sec tions, you can disable any banks that you are not using. Doing so hides them from the routing matrix and mixer to simplify operation. Doing so also helps conserve DSP resources.
21. Configure the optical ports for either 8-channel ADAT or stereo TOSLink. At 882. or 96 kHz, the ADAT setting supports 4-channel SMUX format. See “Optical I/O” on page 39.
22. Use these buttons to manually check for and install updates for the UltraLite AVB. For complete details, see Appendix D, “Updating Firmware” page (81). Updating from a file can be done offline from your computer, using an update you’ve obtained through MOTU’s web site or tech support department. The Check For Updates button requires that the computer (or device) you are using to view the UltraLite AVB is connected to the internet through a local network or Wi-Fi. Updating from the internet is easy and conve­nient.
22
23. Use this button to restore the UltraLite AVB’s fac tory presets.
24. In the Computer Setup section, you can specify how many audio channels you would like to be able to stream to and from your computer, up to 24 channels each way, simul­taneously. Map them as desired in the Routing tab (page 14).
25. The digital mixer in the UltraLite AVB supports up to 48 channels. If you don’t need that many inputs, you can lower the number here to simplify mixer and routing opera­tion and conserve DSP bandwidth for effects processing.
13

ROUTING TAB

3
2
1
20
19
18 17
16
The Routing Tab lets you route inputs to outputs. Outputs are listed by row on the left; inputs are listed in columns across the top. Simply click in the grid to make a single connection. Click and drag to make multiple connections in one gesture. To route a single input to multi­ple outputs, make multiple connections vertically in the same column below the input. To mix multiple inputs to the same output, you’ll need to use the mixer (page 15) and the Mix In bank in the routing tab (16).
1. In its collapsed form, (shown here), the sidebar displays icons for each tab.
2. Click this icon to view the Routing tab, shown on this page.
3. Click here to show or hide the sidebar.
4. Create, save, recall and manage routing presets.
5. Outputs are listed in rows on the left.
54 7
6
6. When you make a connection, the source (input) signal is listed by name here in the Source column, just to the right of the output it is being routed to.
7. Inputs are listed in columns across the top of the grid, starting with the physical inputs on the hardware itself. In this example, the two mic and guitar inputs are being routed to the AVB network and to the UltraLite’s mixer inputs 9-12. Analog inputs 5-6 are routed to TOSLink.
8. The From Computer input bank lets you route audio channels from your host audio software to any output, including AVB network streams or the mixer, where you can mix computer audio with local inputs. Use the Device tab to choose how many computer channels are avail­able.
9. AVB streams are 8-channel banks that let you route audio to or from other devices on the AVB network (if any are connected) to local hardware inputs and outputs. Use
8 9
the Device tab (page 13) to config­ure how many AVB streams you wish to work with. If you aren’t working with network audio, you can set the number of streams to zero.
10. These input streams are busses that originate from the mixer, which supplies the main mix bus, monitor mix bus, seven stereo aux busses, three stereo group busses, a reverb return bus and postFX channel sends (for sending processed inputs to the computer or elsewhere). You can route these mixer busses to any outputs you wish (5), including physical outputs, host software on your computer, other devices on the AVB network, or even back in to the mixer (beware of feedback loops!)
11. Use these triangles to expand or collapse groups of inputs. For example, it might be convenient to collapse banks that you are not using at the moment.
12. Click a channel label to rename it.
13. Audio activit y indicators.
10
11
12 13
14
15
14. Here, the Main Outs from the mixer are being routed to the Main Outs on the UltraLite AVB.
15. Click the grid to make a connection. Click a connection to remove it. Click and drag to make or break multiple connections in one gesture.
16. The Mix In group lets you route audio to the 48-channel mixer.
17. These AVB output streams let you route any audio to other devices on the AVB network.
18. The To Computer output bank routes any input to host audio software running on your computer. Use the Device tab to choose how many computer channels are available.
19. Use these triangles to expand or collapse groups of outputs.
20. These are the physical outputs on the interface itself.
14
MOTU AVB CONTROL WEB APP

MIXING TAB

4 5
6
7
93 13 14
8 10 11 12
15
16
2
1
31
30
29
28
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26
The Mixing tab gives you full access to the 48-channel mixer in the UltraLite AVB, which provides a main mix bus, monitor bus, three group busses, seven aux busses, and a dedicated reverb bus. Use the Device tab to configure how many inputs you wish to work with (up to 48). Use the Routing tab (page 14) to route channels to the mixer inputs. Channels can come from any source, such as the physical inputs on the inter­face, channels coming from the computer, or channels coming from the AVB net work .
1. Shows and hides the Mixer Setup sidebar (3), which lets you show and hide channels, channel strip settings, effects, and the Legend (6).
2. The Mixing tab selects the mixer.
3. Use the Mixer Setup sidebar to show and hide elements in the mixer.
4. Shows and hides all elements in the section with one click.
5. Create, save, recall and manage mixer presets.
6. This column is the Legend. It provides labels and controls for channel strip sections. The menu at the top lets you create, name, save and manage entire mixer presets.
7. Mixer input channels.
8. This input channel has its Gate and Compressor enabled. Disabled effects are grayed out.
9. This is Group bus 1-2. You can send inputs to this group with their Group send fader (25). Groups are sent to the Main Mix with its Main send fader (25) or aux busses (19).
10. Group buses, the main mix bus, and the reverb return bus are equipped with the Leveler, a vintage compres­sor modeled after the Teletronix LA-2A leveling amplifier.
11. The reverb channel strip provides the reverb processor. Use the reverb send on inputs or groups to route them to the reverb bus, which can then be mixed in with the main mix or aux busses. Disable the reverb processor to use it as an extra group.
12. The Monitor Bus can mirror the output of any other bus, or it can act as a separate Solo bus. See page 18.
13. The Main Mix bus is the master fader for the entire mixer. You can add EQ and Leveler compression.
14. You can adjust Aux bus output levels here, or in the Aux Mixing tab shown on page 16.
15. Click a name to change it, except for the Main Mix, Monitor, and Reverb busses, which cannot be changed.
16. Stereo toggle to switch channels pairs between mono or stereo. Use the other menus to manage channel strip presets and to choose audio sources and destinations for mixer inputs and bus outputs.
17. Gate processing for inputs.
18. The Dynamics sec tion provides a conventional compressor for inputs and the Leveler for output busses.
19. Reverb and aux sends.
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20. Solo and mute. On the Monitor bus, the SC button clears all solos.
21. Channel faders.
22. Choose the source for the Monitor bus from this menu. It can mirror any output bus or the Solo Bus.
23. When Follow Solo is enabled, the Monitor bus temporarily switches to the solo bus when any channel is soloed.
24. Main Mix sends.
25. Group sends.
26. ‘S’ lets you solo the group. ‘PRE’ toggles the sends between pre- and post-fader routing, i.e. before or after the channel fader.
27. Show and hide output busses here.
28. Show/hide all busses with one click.
29. S ame as (26) above.
30. Show and hide inputs here.
31. Show/hide all inputs with one click.
MOTU AVB CONTROL WEB APP
15

AUX MIXING TAB

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The Aux Mixing tab provides quick access to the UltraLite AVB’s mix busses (aux busses, groups and reverb bus), viewed one at a time. Choose a bus in the Aux Mix Target section and then use the faders to directly mix the send levels from all mixer inputs, groups, and the reverb bus.
1. Shows and hides the Mixer Setup sidebar (3), which lets you show and hide channels.
2. The Aux Mixing tab (shown on this page) gives you access to the Aux busses and groups in the mixer.
3. Use the Aux Mix Target sidebar to control which aux bus or group you are currently viewing. You can also show/hide inputs and group sends.
4. Click the aux bus or group you wish to view in the window. In this example, Aux bus 1-2 is being displayed.
5. These are mixer inputs (aux sends from each mixer channel). To include an input in the aux bus mix, simply bring up its fader.
6. These are group bus faders.
7. This is the mixer’s reverb bus fader.
8. This is the master fader for the current aux bus being viewed (4).
9. Indicates if the input or group is stereo or mono. This indicator is for display purposes only. To toggle between mono and stereo opera­tion, use the toggle switch in the Mixing tab (item #16 on page 15).
10. Solo and mute for the aux bus master fader.
11. When Prefader is enabled, all send levels to the aux bus are indepen­dent of the main fader for each channel. In other words, changing an individual channel’s main fader in the Mixing tab won’t affect its send level to the aux bus.
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12. Click the View Personal Mix button to open a new web page that displays only that specific Aux Mix or Group.
13. Show and hide mix groups and the reverb bus here.
14. Use the Groups button here to show or hide all groups with one click.
15. Show and hide mixer inputs (channel sends) here.
16. Show and hide all mixer inputs with one click here.
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MOTU AVB CONTROL WEB APP

MIXER INPUT CHANNEL STRIPS

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To access a mixer input channel strip, go to the Mixing tab (page 15), reveal the side bar (item #3 on page 15), and then show the input channel you want in the Mixer Inputs section (30).
To show and hide sections of the channel strip, such as EQ or the compressor, use the Contro ls section of the side bar (item #3 in the Mixing tab on page 15).
1. Click the input channel name to change it. Delete the current name to restore the default name.
2. Provides hardware settings for inputs, if any, such as preamp gain. If there are no hardware settings for the assigned input, this icon is grayed out.
3. Choose the source for the input channel. You can also make this setting directly on the Routing grid (page 14).
4. Create, name, save and recall channel strip presets.
5. Toggles the input between mono and a stereo pair.
6. High Pass Filter with cutoff frequency.
7. Each effect in the channel strip (High Pass Filter, Gate, EQ, etc.) has an on/ off button (on the left) and a preset menu on the right, for managing presets that apply only to that processing module. For example, you can create your own EQ presets for the EQ modules.
8. The Gate processor provides standard attack, threshold and release controls.
9. The Gate indicator turns red when the gate is engaged.
10. The EQ section provides four bands of parametric EQ, each with standard Gain, Frequency, and Bandwidth settings.
11. The High and Low EQ bands provide a Shelf filter button for standard high and low shelf filtering.
12. The Compressor provides standard controls for Threshold, Ratio, Attack, Release and Gain. Normally, the compressor operates in Peak mode, where signal peaks determine the
input level. Engage the RMS button to uses RMS values (a computational method for determining overall loudness) to measure the input level.
13. Input level and gain reduction meters for the compressor.
14. Aux and reverb sends.
15. Solo/Mute. Mute affects all sends as well as the main channel. Pre-fader sends are not affected by Mute.
16. Move the fader to adjust level. Double-click to return to zero (unity gain) or -∞.
17. Click the dB scale numbers to make the fader jump exactly to that level. Click and drag horizontally to jump consecutive faders to the same level.
18. Click to type in an exact dB level.
19. Channel pan. For mono inputs, double-click to center.
20. Main Mix Slider is used to feed signal to the Main Mix. Slider is set to 0 dB by default, so all channel strips are pre-routed to the Main Mix bus. If a channel is being sent to a Group (which will eventually be fed to the Main Mix), drag the slider to -∞ so it is not sent to Main Mix directly.
21. Group sends.
22. ‘S’ lets you solo the group. ‘PRE’ toggles the sends between pre- and post-fader routing, i.e. before or after the channel fader.
23. Clears all solos.
24. ‘S’ lets you solo the Aux bus. ‘PRE’ toggles the sends between pre- and post-fader routing, i.e. before or after the channel fader. The dots let you toggle the Aux bus between mono and stereo.
25. This side bar, with the section labels in it, can be shown or hidden using the Legend switch in the Control s section of the side bar (item #3 in the Mixing tab on page 15).
26. Shows how much DSP power is being used by the mixer hardware. To free up DSP bandwidth, try reducing the number of mixer ins, disabling channel effects, reverb, etc. See “DSP Usage” on page 64 for more info.
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MAIN MIX AND MONITOR CHANNEL STRIPS

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To access the Main Mix and Monitor bus channel strips, go to the Mixing tab (page 15) and scroll the display to the right, beyond the inputs and groups.
To show and hide sections of the channel strip, such as EQ or the Leveler, use the Contro ls section of the side bar (item #3 in the Mixing tab on page 15).
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1. By default, the Monitor bus serves as a solo bus. However, it can be set to mirror the main mix bus, or any other aux bus, group, or the reverb bus, in addition to monitoring solo. Make this choice in the source menu (12). Use the Routing grid (page 14) to specify the output for the Monitor bus.
2. The Main Mix bus is the primary stereo mix.
3. Provides hardware settings for any assigned outputs that have them. For example, if the Main Mix bus is assigned to the Main Outs on the UltraLite AVB, you’ll see trim settings for the outputs. This item is grayed out if there are no hardware settings for output.
4. Use this output assignment widget to choose the destination — or multi­ple destinations — for the bus. You can also make this setting directly on the Routing grid (page 14).
5. Use the preset menus to create save, recall, and otherwise manage channel strip presets for the Monitor bus and Main Mix bus.
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6. Indicates that the bus is stereo.
7. The four-band parametric EQ for the Main Mix bus operates the same as described for input channels (items 10 and 11 on page 17), including High and Low Shelf filter options.
8. The Leveler provides specialized gain reduction modeled after the legend­ary Teletronix LA-2A Leveling Ampli­fier. For complete details, see “Leveler” on page 62.
9. Mutes for the Main Mix bus and Monitor bus.
10. Master faders for the Main Mix bus and Monitor bus. Use the same techniques described for input channel faders (items 16, 17 and 18 on page 17).
11. When Follow Solo is enabled, the Monitor bus switches to the solo bus when any channel is soloed. NOTE: if an aux bus is soloed, then the Monitor bus carries only the soloed aux bus (any current channel solos are excluded).
12. Choose the source for the Monitor bus from this menu. It can mirror the main mix, any aux bus, group, the reverb bus, or it can serve only as a Solo bus.
13. The SC button clears all solos.
14. This mid-band EQ is currently disabled (and therefore grayed out).
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MOTU AVB CONTROL WEB APP

AUX BUS CHANNEL STRIPS

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Aux busses can be used to create sub-mixes. An aux bus can be assigned to any output in
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the Routing grid (page 14).
To access an Aux bus channel strip, go to the Mixing tab (page 15), reveal the side bar (item #3 on page 15), and then show the aux busses you want in the Mixer Outputs section (27).
To show and hide the four-band EQ section of the channel strip, use the Cont rols section of the side bar (item #3 in the Mixing tab on page 15).
1. A stereo aux bus.
2. A mono aux bus.
3. Click this dot to toggle an aux bus between mono and stereo.
4. The four-band parametric EQ module for Aux busses operates the same as described for input channels (items 10 and 11 on page 17), including High and Low Shelf filter options.
5. Aux bus solo and mute.
6. Aux bus master fader.
7. Click to type specific value manually.
8. Click the dB scale numbers to make the fader jump exactly to that level. Click and drag horizontally to jump consecutive faders to the same level.
9. A disabled EQ band.
10. Use these menus (hardware settings, output assignment, and presets) in a similar fashion as described for the Main Out bus (items 3-5 on page 18).
MOTU AVB CONTROL WEB APP
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GROUP AND REVERB CHANNEL STRIPS

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Group busses can be used to create a mix sub­group, which is a set of inputs you wish to control together as a group. Groups differ from aux busses in that they have aux sends, a reverb send, as well as a main mix send. In addition, group busses are equipped with the Leveler.
The Reverb bus is a special group bus that
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provides a reverb processor. If you disable the reverb, the reverb bus functions as a (fourth) regular group bus.
To access the Group and Reverb bus channel strips, go to the Mixing tab (page 15), reveal the side bar (item #3 on page 15), and then show the desired Group busses or Reverb bus in the Mixer Outputs section (27).
To show and hide the four-band EQ section of the channel strip, use the Cont rols section of the side bar (item #3 in the Mixing tab on page 15).
1. A Group bus channel strip. Click the name to rename it. Delete the current name to return to its default.
2. The Reverb bus. If you disable the Reverb processor, it can be used as a fourth Group bus. The Reverb channel strip is twice as wide as other mixer channel strips to accommodate the Reverb processor controls.
3. Group busses and the Reverb bus are always stereo.
4. The four-band parametric EQ module for Group busses and the Reverb bus operates the same as described for input channels (items 10 and 11 on page 17), including High and Low Shelf filter options.
5. The Reverb processor. For complete infor­mation, see “Reverb” on page 63.
6. Main Mix sends.
7. Master faders for the Group and Reverb busses.
8. Mute and Solo.
9. Use these menus (hardware settings, output assignment, and presets) in a similar fashion as described for the Main Out bus (items 3-5 on page 18).
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MOTU AVB CONTROL WEB APP
CHAPTER
1

About the UltraLite AVB

UltraLite AVB is an 18 x 18 USB/AVB audio interface with console-style 48-channel mixing, DSP effects, wireless control , AVB audio networking and very high quality A/D/A conversion at sample rates up to 192 kHz for on­the-go mobile audio recording.
Powerful DSP delivers large console style mixing with 48 channels, 12 stereo busses, and 32-bit floating point effects processing, including modeled analog EQ, vintage compression and classic reverb. Matrix routing lets you quickly patch ins to outs, or split inputs to multiple destinations.
The UltraLite AVB can operate as an audio interface for a studio workstation (DAW), as a standalone mixer, or as an auxiliary monitor mixing system in the studio or on stage. The following sections provide a brief overview of its main features and characteristics.

Comprehensive I/O

The UltraLite AVB provides a variety of analog and digital interconnects, all active simultaneously, designed to provide everything you need for a well­equipped mobile recording studio.
Connection Input Output
Quarter-inch analog on bal/unbal TRS 6 8
Mic inputs with individual preamps on XLR 2 -

Network I/O

UltraLite AVB is also capable of handling one 8-channel bank of network audio input and two 8-channel banks of network output for an additional 24 channels of network I/O.

Other MOTU AVB interfaces

Th e Ul tra Lit e AV B is par t of a l arg er f ami ly o f au dio interfaces that offer complementary I/O configura­tions. For details, visit motu.com.

Universal connectivity

The UltraLite AVB can connect to a computer with high-speed USB 2.0, which is compatible with USB
3.0). It is USB audio class-compliant, which means that it is iPad compatible (with a camera connection kit) and does not require driver installation for USB connection to a computer.
Alternately, the UltraLite AVB can be connected to the Ethernet port on a recent-generation Mac (any Mac with Thunderbolt on it) running Mac OS X Yosemite (10.10) or later for audio interface operation through AVB Ethernet.

On-board DSP with mixing and effects

UltraLite AVB is equipped with a powerful DSP engi ne that drives both a n ext ensive routing m atri x and a 48-input digital mixer with 12 stereo busses and effects. The mixer offers familiar operation modeled after large format mixing consoles.
Hi-Z guitar inputs 2 -
Headphone output - 1 x stereo
ADAT optical digital (at 44.1 or 48 kHz) 8 8
Total 18 18
32-bit floating point processing
All of the mixing and effects processing in the DSP engine is handled with 32-bit floating point calculations, to maintain and deliver virtually unlimited headroom and the utmost in sound quality.
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Modeled vintage effects processing

Effects include “classic” reverb, compression modeled after the legendary Teletronix LA-2A compressor, and 4-band EQ modeled after British analog console EQs.

AVB system expansion and audio networking

AV B stands for the IEEE 802.1 Audio Video Bridging Ethernet standard for high-bandwidth,
low-latency audio streaming over Ethernet. The AVB Ethernet network port on the UltraLite AVB lets you add a second AVB-equipped MOTU interface using any standard CAT-5e Ethernet cable. You can network up to five MOTU interfaces together using a MOTU AVB Switch™ (sold separately), and then run them as a stand-alone network or as an extended bank of I/Os for your computer-based production system (or both). You can even connect multiple computers, each with full access to all devices on the network (including the other computers).
With additional standard AVB switches (from MOTU or other brands) and standard Ethernet cabling, you can build an extensive AVB audio network. The entire network operates with near­zero network latency, even over very long cable runs. MOTU’s AVB implementation allows you to stream hundreds of audio channels among devices and computers on the network with guaranteed Quality of Service (QoS), prioritizing audio streams over less important traffic.

Matrix routing and multing

The UltraLite AVB provides completely flexible matrix-style audio routing and multing. You can route any analog or digital input, computer channel, or network stream to any other output, computer, or network device. You can also mult any single input to unlimited multiple output destinations.

Web app control

You can control the UltraLite AVB’s on-board DSP, mixing, device settings, clock/sync settings and network audio routing from the MOTU AVB Control web app software running in your favorite browser on a laptop, tablet or smart phone connected to the UltraLite AVB directly, or through your local Wi-Fi network. Multiple devices can be used simultaneously to access any audio interface settings on the network.

Stand-alone mixing with wireless control

If you connect the UltraLite AVB to an Apple Airport or other Wi-Fi router with a standard Ethernet cable, you can control its powerful mixing and DSP effects from your smart phone or tablet, without a computer — great for live sound mixing from your iPad, tablet, or other wireless device.

ADAT digital input

The UltraLite AVB provides 8-channel optical digital I/O. Connect outboard digital processors, digital mixers or other gear: 8 channels at 44.1/48 kHz or 4 channels at 88.2/96 kHz. Alternately, the optical ports can be independently configured to support stereo TOSLink (optical S/PDIF).

MIDI I/O

The UltraLite AVB’s standard MIDI IN and MIDI OUT jacks supply 16 channels of MIDI I/O to and from the computer through its USB connection.

Comprehensive metering

The large backlit LCD displays all signal activity at a glance with detailed metering for all I/O. You can access many hardware settings directly from the front panel.

Headphone output

The UltraLite AVB front panel provides an indepe ndent hea dphon e jack wit h sep arate vol ume control. You can program the phones to mirror another set of outputs or act as its own independent output.
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ABOUT THE ULTRALITE AVB

Precision Digital Trim™

Analog inputs are equipped with digitally controlled analog trims, adjustable in 1 dB increments. Analog outputs offer 32-bit trim in the DAC, also adjustable in 1 dB increments. You can save your tr im co nfigu rations as a pre set for instant recall.

Rack mount or desktop operation

The UltraLite AVB is housed in a sturdy, metal­alloy half-rack enclosure. Rack mounting brackets are included for mounting side by side with any other MOTU half-rack unit.

AudioDesk

AudioDesk is a full-featured audio workstation software package for Mac and Windows that is available as a free download for you as an UltraLite AVB owner. Visit motu.com/avb to obtain your copy. AudioDesk provides multi-channel waveform editing, automated virtual mixing, graphic editing of ramp automation, real-time effects plug-ins with crossfades, support for many third-party audio plug-ins, sample-accurate editing and placement of audio, and more.
ABOUT THE ULTRALITE AVB
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ABOUT THE ULTRALITE AVB
CHAPTER
2 Packing List and

System Requirements

PACKING LIST

the UltraLite AVB ships with the items listed below. If any of these items are not present in the box when you first open it, please immediately contact your dealer or MOTU.
One audio interface
One USB cable
One DC power adapter
One rack mounting kit with brackets and screws
One manual
Product registration card
SYSTEM REQUIREMENTS
A 1 GHz Intel-based Mac or Pentium-based PC
(or compatible). Faster CPUs are recommended for best performance.
2 GB RAM; 4 GB or more recommended.
OS X 10.8 or later; Windows 7 or later; for
operation as an AVB Ethernet audio interface, Mac OS X 10.10 or later is required, running on a recent-generation Mac (any Mac with a Thunderbolt port on it).

PLEASE REGISTER TODAY!

Please register the UltraLite AVB today. There are two ways to register.
Visit www.motu.com/register
OR
Fill out and mail the included product
registration card
As a registered user, you will be eligible to receive technical support and announcements about product enhancements as soon as they become available. Only registered users receive these special update notices, so please register today.
Thank you for taking the time to register your new MOTU products!
Available high-speed USB 2.0 (or 3.0) port.
A large hard drive (preferably at least 500 GB).
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PACKING LIST AND SYSTEM REQUIREMENTS
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