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™ MOTU 828mk3 Hybrid User Guide for Windows 1280 Massachusetts AvenueCambridge, MA 02138Business voice: (617) 576-2760Business fax: (617) 576-3609Web

ABOUT THE 828MK3 10 THE 828MK3 REAR PANEL The 828mk3 rear panel has the following connectors: Eight gold-plated, balanced quarter-inch (TRS) analog

CUEMIX FX100transient is settled in the display and fairly stable, you may need to adjust the horizontal position to center it in the display. These s

CUEMIX FX101X-Y PLOTThe X-Y Plot window (Figure 9-43) graphs the amplitude of a stereo audio signal on a two-dimensional grid. For each unit of time

CUEMIX FX102View controlsThe View controls (Figure 9-44) provide several options for the X-Y Plot display.Figure 9-44: View controlsPausing the displa

CUEMIX FX103Figure 9-47: The Persistence controls.LengthLength (Figure 9-47) sets the number of recent samples to show on the plot. For example, when

CUEMIX FX104PHASE ANALYSISThe Phase Analysis window (Figure 9-49 on page 104) graphs frequency versus phase difference versus amplitude of a stereo si

CUEMIX FX105Pausing the displayThe Pause button in the upper right corner of the View section (Figure 9-50) allows you to freeze the display at any t

CUEMIX FX106AxesThe Axes control (Figure 9-50) sets the opacity of the grid displayed in the graph, from 100% (fully visible) down to 0% (fully hidden

CUEMIX FX107outside the critical frequency range of the instrument being recorded, you can avoid phase problems among the mic signals.Tun i ng PA sy

CUEMIX FX108TUNERThe Tu n e r window is an accurate and easy to use tuner.Opening the TunerEach 828mk3 interface has its own Tuner window. Choose the

CUEMIX FX109Here is a summary of Configurations menu operations:Modifying a configurationThe name of the current configuration is displayed in the CueMi

ABOUT THE 828MK3 11 The quarter-inch outputs are referenced to a +4 dBu line level output signal. The inputs have +22 dB of input gain and -96 dB of

CUEMIX FX110that is not currently being displayed, CueMix FX will jump to the appropriate tab to display the control you are adjusting.Share surfaces

CHAPTER11110 MOTU SMPTE ConsoleOVERVIEWThe 828mk3 can resolve directly to SMPTE time code via any analog input, without a separate synchronizer. The 8

MOTU SMPTE CONSOLE112detect and switch to the incoming frame rate, except that it cannot distinguish between 30 fps and 29.97 fps time code, or 23.976

MOTU SMPTE CONSOLE113The 828mk3 cannot freewheel address without clock. Therefore, the Freewheel Address setting will always be lower than or equal t

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CHAPTER11511 TroubleshootingWhy does the start sound not play through the 828mk3? The 828mk3 will only playback audio at a sampling rate of 44.1, 48,

TROUBLESHOOTING116No optical inputs or outputs are available in host audio applicationCheck to make sure you have the desired optical inputs and/or ou

INDEX117+4dB analog input 22-10dB analog input 221394 connector 6, 12, 20, 21192kHzmultiple interfaces 33operation 3624-bitoptical 6, 11recording 138

INDEX118Wave driver 51Focus 68Inputs tab 71Mixes tab 70Outputs tab 73Follow Active Mix 109Foot switch 12, 39configuring 7connecting 25Cubase 58jack 6N

INDEX119latency 38, 62Peak 14Peak mode 85Peak/Hold Time 91Pedal 12, 39configuring 7Cubase 58jack 6Nuendo 58Pedal A 25Pedal B/LRC 25Performance 62Phan

ABOUT THE 828MK3 12 Word clock The 828mk3 provides standard word clock that can slave to any supported sample rate. In addition, word clock can resol

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ABOUT THE 828MK3 13 Programmable backlit LCD display Any 828mk3 setting, including the powerful CueMix FX on-board 16-bus mixer with effects, can be

ABOUT THE 828MK3 14 (included) allows you to keep tabs on the 828mk3’s processing resources. Each input, output and mix bus provides a send to the Cl

CHAPTER 15 2 Packing List and System Requirements PACKING LIST The 828mk3 Hybrid ships with the items listed below. If any of these items are not pre

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CHAPTER 17 3 IMPORTANT! Run the 828mk3 Software Installer First OVERVIEW Install the 828mk3 software first! . . . . . . . . . . . . . . . . . . . . 1

IMPORTANT! RUN THE 828MK3 SOFTWARE INSTALLER FIRST18MOTU AUDIO CONSOLEMOTU Audio Console (available in the Start menu) gives you access to all of the

CHAPTER194 Installing the 828mk3 HardwareOVERVIEWHere’s an overview for installing the 828mk3:Connect the 828mk3 interface. . . . . . . . . . . . . .

SAFETY PRECAUTIONS AND ELECTRICAL REQUIREMENTS CAUTION! READ THIS SAFETY GUIDE BEFORE YOU BEGIN INSTALLATION OR OPERATION. FAILURE TO COMPLY WITH SAF

INSTALLING THE 828MK3 HARDWARE20If you are connecting via FireWire1 Before you begin, make sure your computer and the 828mk3 are switched off.2 Plug o

INSTALLING THE 828MK3 HARDWARE21If you are connecting via high-speed USB 2.01 Before you begin, make sure your computer and the 828mk3 are switched o

INSTALLING THE 828MK3 HARDWARE22Tr i mBoth the low-impedance XLR mic input and the high-impedance quarter-inch guitar input are equipped with 53 dB of

INSTALLING THE 828MK3 HARDWARE23adjust these trims using CueMix FX, see “Input trim” on page 72. To adjust the trims using the front panel LCD:1 Push

INSTALLING THE 828MK3 HARDWARE24OpticalThe 828mk3 rear panel provides two sets of ADAT optical (“lightpipe”) connectors: Bank A and B (Figure 4-6). E

INSTALLING THE 828MK3 HARDWARE25similar to the diagram shown in Figure 4-18 on page 30 for S/PDIF devices with word clock. Also see “Syncing word clo

INSTALLING THE 828MK3 HARDWARE26A TYPICAL 828MK3 SETUPHere is a typical 828mk3 studio setup. This rig can be operated without an external mixer. All m

INSTALLING THE 828MK3 HARDWARE27OPERATING THE 828mk3 AS A CONVERTERAs explained earlier in “Using optical I/O to operate the 828mk3 as a 16-channel e

INSTALLING THE 828MK3 HARDWARE28MAKING SYNC CONNECTIONSIf you connect devices digitally to the 828mk3, or if you need to synchronize the 828mk3 with a

INSTALLING THE 828MK3 HARDWARE29SYNCING TO SMPTE TIMECODEThe 828mk3 system can resolve directly to SMPTE timecode. It can also generate timecode and

III Contents 5 Quick Reference: 828mk3 Front Panel 6 Quick Reference: 828mk3 Rear Panel 7 Quick Reference: MOTU Audio Console 9 About the 828mk3 15 P

INSTALLING THE 828MK3 HARDWARE30SYNCING S/PDIF DEVICESS/PDIF devices will sync to the 828mk3 in one of two ways: Via the S/PDIF connection itself Vi

INSTALLING THE 828MK3 HARDWARE31SYNCING WORD CLOCK DEVICESThe 828mk3 word clock connectors allow you to synchronize it with a wide variety of other w

INSTALLING THE 828MK3 HARDWARE32Figure 4-21: Connecting multiple 828mk3 interfaces (or other MOTUFireWire audio interfaces) to a computer.Multiple int

INSTALLING THE 828MK3 HARDWARE33Figure 4-23: All MOTU FireWire audio interfaces get their clock from asingle master sync source on any connected 828m

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CHAPTER355 MOTU Audio ConsoleOVERVIEWMOTU Audio Console gives you access to basic 828mk3 hardware settings, such as sample rate, clock source, optical

MOTU AUDIO CONSOLE36‘GENERAL’ TAB SETTINGSSample RateChoose the desired Sample Rate for recording and playback. The 828mk3 can operate at 44.1 (the st

MOTU AUDIO CONSOLE37Clock SourceThe Clock Source determines the digital audio clock that the 828mk3 will use as its time base. For a complete explana

MOTU AUDIO CONSOLE38connected to another optical device. These two settings only appear in the Clock Source menu with their corresponding optical bank

MOTU AUDIO CONSOLE39or less, if your computer seems to be able to handle them. If your host audio software has a processor meter, check it. If it sta

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

MOTU AUDIO CONSOLE40ADAT optical format on the Bank A input (with a digital mixer, for example) and optical S/PDIF on the Bank A output (with a DAT de

CHAPTER416 Front Panel OperationOVERVIEWThe 828mk3 Hybrid offers complete front-panel programming via six rotary encoders and a 2x16 backlit LCD displ

FRONT PANEL OPERATION42PHONESFrom the factory, the PHONES jack (Figure 6-1) is a discrete output at 44.1/48 kHz, but it can mirror any other output pa

FRONT PANEL OPERATION43PUSH-BUTTON ROTARY ENCODERSAll of the knobs shown in Figure 6-3 are push-button digital rotary encoders. In many cases, you ca

FRONT PANEL OPERATION44828MK3 SETUP MENUTo access the 828mk3 SETUP menu, push the PAR AM k n ob unt il yo u see 828mk3 SETUP displayed in the LCD. T

FRONT PANEL OPERATION45 Type II — for 2x optical connection to MOTU products that are equipped with optical ports and support 2x operationTurn the V

FRONT PANEL OPERATION46channel strip in CueMix FX (Figure 9-3 on page 71), as well as the settings in the Channel tab (Figure 9-8 on page 75).Turn the

FRONT PANEL OPERATION47The MIX (Mixes) menuPush the CHANNEL button repeatedly until you see “MIX 1” (or “MIX 2”, etc.) in the channel section of the

FRONT PANEL OPERATION48INPUTS MENU OUTPUTS MENUCHANNEL PAGE PARAMINPUTSmic 1-2Analog 1-2Analog 3-4etc.INPUT PAIRPHASEL-R/M-S (stereo or M/S)SWAPWIDTHT

FRONT PANEL OPERATION49MIXES MENUREVERB MENUSTAND-ALONE OPERATIONAll settings, including all mix settings and global settings, are saved in the 828mk

Quick Reference: 828mk3 Front Panel The phone jack labeled (MAIN) is a standard quarter-inch stereo headphone jack. Its output is hard-wired to mirro

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CHAPTER517 Configuring Windows Audio SoftwareOVERVIEWThe 828mk3 Hybrid includes an ASIO driver that provides multi-channel I/O and sample-accurate sync

CONFIGURING WINDOWS AUDIO SOFTWARE52Figure 7-1: MOTU Audio Console gives you access to all of the settingsin the 828mk3 hardware, including the clock

CONFIGURING WINDOWS AUDIO SOFTWARE53independent output pair. As a result, you’ll see Phones 1-2 as an additional audio destination in Cubase or Nuend

CONFIGURING WINDOWS AUDIO SOFTWARE54Cubase and NuendoIn Cubase or Nuendo, go to the Device Setup window, click VST Audio System and choose MOTU Audio

CONFIGURING WINDOWS AUDIO SOFTWARE55Reason and RecordIn Propellerhead Reason or Record, go to the Preferences window, choose Audio preferences from t

CONFIGURING WINDOWS AUDIO SOFTWARE56Figure 7-9: Enabling the MOTU WDM driver in SONAR. 4 Next, in the Audio preferences section, choose Devices.5 Chec

CONFIGURING WINDOWS AUDIO SOFTWARE57Sound ForgeTo activate the MOTU Audio ASIO driver in Sound Forge, go to the Preferences window, click the Audio t

CONFIGURING WINDOWS AUDIO SOFTWARE58and processing configuration that goes hand in hand with your host software project, be sure to use the configuratio

CHAPTER598 Reducing Monitoring LatencyOVERVIEWMonitoring latency is that slight delay you hear when you run an input signal through your host audio so

Quick Reference: 828mk3 Rear Panel Connect the 828mk3 to the computer here via either FireWire or USB2, using either the standard 1394 FireWire B or

REDUCING MONITORING LATENCY60MONITORING LIVE INPUTThere are two ways to monitor live audio input with an 828mk3: 1) through the computer or 2) via the

REDUCING MONITORING LATENCY61ADJUSTING THE AUDIO I/O BUFFERA buffer is a small amount of computer memory used to hold data. For audio interfaces like

REDUCING MONITORING LATENCY62Lower latency versus higher CPU overheadThe buffer setting has a large impact on the following things: Patch thru latenc

REDUCING MONITORING LATENCY63Using CueMix FXIf your host audio software does not support direct hardware monitoring, you run the CueMix FX software s

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CHAPTER659 CueMix FXOVERVIEWCueMix FX is a cross-platform software application that provides graphic, on-screen control for the 828mk3 Hybrid’s flexibl

CUEMIX FX66A 16-BUS MIXER WITH EQ, COMPRESSION AND REVERBAll 828mk3 inputs and outputs can be routed to the on-board CueMix FX 16-bus (8 stereo bus) d

CUEMIX FX67CUEMIX FX INSTALLATIONCueMix FX is installed with the rest of your 828mk3 software.CUEMIX FX BASIC OPERATIONHere is a brief overview of th

CUEMIX FX68Each mix bus is independentEach mix bus has its own settings. Settings for one bus will not affect another. For example, if an input is use

CUEMIX FX69THE MIXES TABClick the Mixes tab (Figure 9-2) to gain access to the 828mk3’s eight stereo mix busses. The Mixes tab displays one mix bus a

CHAPTER 7 Quick Reference: MOTU Audio ConsoleDevice Setup in CubaseChoose the output pair you would like the main outs to mirror, or choose Main Outs

CUEMIX FX70Bus muteThe bus mute button (Figure 9-2) disables (silences) the mix.Bus level meterThe bus level meter, which is post-fader, shows you the

CUEMIX FX71THE INPUTS TABThe 828mk3 provides many features for managing analog and digital input signals. Some of these features, such as the 828mk3’

CUEMIX FX72Mono/stereo pairingClick the Mono button (Figure 9-3) if you would like an input to be treated as a mono channel. If you would like to work

CUEMIX FX73Click the selector (Figure 9-4) for the desired EQ band, low-pass (LP) filter, high pass (HP) filter or compressor to view it across all cha

CUEMIX FX74then be fed back into the mixer at various return points, including the same output from which it was sent (discussed below). The output re

CUEMIX FX75THE CHANNEL SETTINGS SECTIONThe channel settings section in the CueMix FX window (Figure 9-1) displays three tabs for Channel, EQ and Dyna

CUEMIX FX76Stereo settingsInputs that have been grouped as stereo pairs in the Inputs tab (Figure 9-3) provide two stereo modes (Figure 9-8): Normal a

CUEMIX FX77The EQ tabThe EQ tab (Figure 9-10) displays the EQ settings for the input or output channel that currently has the focus. Click any focus

CUEMIX FX78Vintage EQ Quick referenceFilter response display: Shows the response curve for the current settings.Vertical scale: Lets you zoom the vert

CUEMIX FX79Adjusting filters in the displayEach filter has a handle, displayed as shown below in Figure 9-12 (in the filter’s color), for adjusting its

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CUEMIX FX80Type IFigure 9-13: Type I EQ filter style.The Type I EQ filter has the least amount of Gain/Q interaction, providing the most precision and c

CUEMIX FX81Type IIIFigure 9-15: Type III EQ filter style.The Type III EQ filter increases Q as boost is applied. Therefore, lower amounts of boost prov

CUEMIX FX82Shelf filtersFigure 9-17: Shelf filter Q parameter overshoot.When two top-most bands in the EQ tab are set to their shelf filter setting (Figu

CUEMIX FX83Overshoot tends to produce more of what one would expect to hear when applying shelving and is therefore considered to be more musical tha

CUEMIX FX84The Dynamics tabThe Dynamics tab (Figure 9-21) displays the Dynamics processing settings for the input or output channel that currently has

CUEMIX FX85Peak/RMS modesIn RMS mode the compressor uses RMS values (a computational method for determining overall loudness) to measure the input le

CUEMIX FX86It is precisely this self-adjusting behavior that makes optical compressors the tool of choice for smoothing out vocals, bass guitar and fu

CUEMIX FX87displaying an input meter). Click Pre to view levels before any input channel processing besides trim; click Post to view levels after all

CUEMIX FX88OutputWhen the Split Point is set to Output, the sends in Output tab become active and the returns in the Mix bus tab gray out. This allows

CUEMIX FX89Assigning outputs to the monitor groupAny combination of outputs can be assigned to the monitor group. To include an output pair in the mo

CHAPTER 9 1 About the 828mk3 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9The 828mk3 Rear P

CUEMIX FX90Figure 9-25: Typical hardware setup for Talkback and Listenback. Talkback / Listenback Mic InputTo configure the talkback mic in CueMix FX,

CUEMIX FX91SHORTCUTSHold down the following general modifier keys as shortcuts:Hold down the following modifier keys as shortcuts for the EQ tab and co

CUEMIX FX92EDIT MENUUndo/RedoCueMix FX supports multiple undo/redo. This allows you to step backwards and forwards through your actions in the softwar

CUEMIX FX93FFT displayChoose Show FFT from the Filter display options menu (Figure 9-10) to superimpose a real-time Fast Fourier Transform (FFT) freq

CUEMIX FX94Opening the FFT Analysis windowChoose FFT Analysis from the Devices menu to open a new window with the filter EQ display for detailed inspec

CUEMIX FX95In Zoom/Offset mode, Zoom sets the display zoom from 1x to 100x, where the number represents the zoom factor relative to the entire freque

CUEMIX FX96Figure 9-37: View controlsView menuThe View menu (Figure 9-37) lets you choose how you wish to display the audio channel(s) being displayed

CUEMIX FX97Waveform RecognitionThe Waveform Recognition option searches through new audio data looking for a waveform which most resembles that which

CUEMIX FX98Magnitude is enabled, the trigger will look for both +0.500 and -0.500. You will see a second blue line appear in the display when Magnitud

CUEMIX FX99To adjust the left and right edges of the measurement area, click and drag the blue bars in the graph, or click and drag the blue numbers