MOTU 828mk3 User Manual
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MOTU 828mk3 User Manual

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MOTU 828mk3
™
User Guide for Mac
1280 Massachusetts Avenue
Cambridge, MA 02138
Business voice: (617) 576-2760
Business fax: (617) 576-3609
Web site: www.motu.com
Tech support: www.motu.com/support

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  • Page 1 MOTU 828mk3 ™ User Guide for Mac 1280 Massachusetts Avenue Cambridge, MA 02138 Business voice: (617) 576-2760 Business fax: (617) 576-3609 Web site: www.motu.com Tech support: www.motu.com/support...
  • Page 2 The MOTU 828mk3 is equipped with a three-conductor cord and grounding type plug which has a grounding prong, approved by Underwriters' Laboratories and the Canadian Standards Association. This plug requires a mating three-conductor grounded type outlet as shown in Figure A below. If the outlet you are planning to use for the MOTU 828mk3 is of the two prong type, DO NOT REMOVE OR ALTER THE GROUNDING PRONG IN ANY MANNER.
  • Page 3 Authorization Number on the outside of the box below the shipping address. That license agreement is a contract, and clicking “Accept” binds you and MOTU to This warranty does not apply if the equipment has been damaged by accident, all its terms and conditions.

  • Page 4: Table Of Contents

    Contents Quick Reference: 828mk3 Front Panel Quick Reference: 828mk3 Rear Panel Quick Reference: MOTU Audio Setup About the 828mk3 Packing List and Mac System Requirements Installing the 828mk3 Hardware Installing the 828mk3 Mac Software MOTU Audio Setup 828mk3 Front Panel Operation...

  • Page 7: Quick Reference: Motu Audio Setup

    828mk3 only, back into the computer. Click the General tab to access these settings. Check this option if you would like the MOTU Audio Setup icon to appear in the application dock as soon as a MOTU FireWire interface is detected (switched on, plugged in, etc.)

  • Page 9: About The 828Mk3

    About the 828mk3 CHAPTER Overview ..........9 Two banks of optical digital I/O that provide 16 ■...

  • Page 10: The 828Mk3 Rear Panel

    With a variety of I/O formats, mic preamps, no- 28 inputs and 30 outputs All 828mk3 inputs and outputs can be used simul- latency mixing and processing of live input and taneously, for a total of 28 inputs and 30 outputs synchronization capabilities, the 828mk3 is a when operating at 44.1 or 48 kHz: complete, portable “studio in a box”...
  • Page 11 828mk3’s built-in monitor mixes. times and sub-frame accuracy. Main Outs The included MOTU SMPTE Console™ software The main outs are equipped with 24-bit 192 kHz provides a complete set of tools for generating and D/A converters and serve as independent outputs regenerating SMPTE time code, which allows you for the computer or for the 828mk3’s on-board...

  • Page 12: The 828Mk3 Front Panel

    XLR mic Similarly, when the 828mk3 is operating at 96 kHz, input and the true (high-impedance) quarter-inch MOTU Audio Setup lets you choose a word clock guitar input jack. output rate of 48 kHz. As explained in “Mic/guitar sends” on page 11, the Punch in/out pre-amplified signal can be routed to external...

  • Page 13: 16-Bit And 24-Bit Recording

    The Clock lights indicate the global sample rate (as CueMix FX also provides 7-band parametric EQ chosen in the MOTU Audio Setup software). The modeled after British analog console EQs, LOCK and TACH LEDs provide feedback for the featuring 4 filter styles (gain/Q profiles) to...

  • Page 14: Audiodesk

    file-based operations, sample- accurate editing and placement of audio, and more. DIGITAL PERFORMER The 828mk3 system is fully integrated with MOTU’s award-winning Digital Performer audio sequencer software package. OTHER HOST AUDIO SOFTWARE The 828mk3 system includes a standard Mac OS X CoreAudio driver for multichannel I/O with any audio application that supports CoreAudio.

  • Page 15: Packing List And Mac System Requirements

    Please register your 828mk3 today. There are two any of these items are not present in your 828mk3 ways to register. box when you first open it, please immediately Visit www.motu.com to register online ■ contact your dealer or MOTU. One 828mk3 I/O rack unit ■...
  • Page 16 P A C K I N G L I S T A N D M A C S Y S T E M R E Q U I R E M E N T S...

  • Page 17: Installing The 828Mk3 Hardware

    Syncing word clock devices......28 Connecting multiple MOTU FireWire interfaces ..28...

  • Page 18: Connect Audio Inputs And Outputs

    The 828mk3’s input trims are digitally controlled, so they allow you to make fine-tuned adjustments in 1dB increments. You can also adjust trim in the MOTU CueMix FX software. See “Input trim” on page 79. 20 dB pad Figure 3-3: Mic/guitar inputs.
  • Page 19 Quarter-inch analog The eight quarter-inch analog inputs and outputs (Figure 3-5) are balanced (TRS) connectors that can also accept an unbalanced plug. The quarter-inch outputs are calibrated to produce a +4 dBu line level output signal. Quarter-inch analog input trims Figure 3-6: The settings for analog inputs 1 and 2 (as a pair).
  • Page 20 For 1), choose Internal (or any other clock source Format 44.1 or 48 kHz 88.2 or 96 kHz except ADAT optical) as the clock source for the 828mk3 in MOTU Audio Setup. ADAT optical 8 channels 4 channels TOSLink stereo...

  • Page 21: Connect Midi Gear

    For details about using the clock source setting and One-way MIDI connections MIDI devices that do not receive MIDI data, such the MOTU Audio Setup software in general, see as a dedicated keyboard controller, guitar chapter 5, “MOTU Audio Setup” (page 35).

  • Page 22: A Typical 828Mk3 Setup

    828mk3 front panel monitors foot switch MOTU 8pre and/or sends to other outputs (stage 8-channel other optical devices FX unit monitors, surround ADAT optical (in rack monitors, etc.)

  • Page 23: Operating The 828Mk3 As A Converter

    828mk3 supports 2x optical sample rates (88.2 or MOTU audio interface, such as a Traveler, 896HD 96 kHz), you can also use both banks of connectors or even another 828mk3. The 828mk3 then serves as discussed in “ADAT optical operation at 88.2 or...

  • Page 24: Making Sync Connections

    4, “Installing the 828mk3 Mac Software” (page 31). After you install the 828mk3 software, you’ll open MOTU Audio Not phase-locked Phase-locked Setup to confirm that the Clock Source setting is Device A Internal as shown below.

  • Page 25: Syncing To Smpte Time Code Directly

    Word FireWire cable audio cable cable Launch the MOTU SMPTE Console to specify the time code frame Other digital audio device Mac running AudioDesk, rate and amount of freewheel. Also, confirm that the Clock slaved to the 828mk3 Digital Performer or other sample- Source/Address is SMPTE/SMPTE.

  • Page 26: Syncing To Video And/Or Smpte Time Code Using A

    Figure 3-17: If your host audio software does not support sample-accurate sync and the 828mk3’s built-in SMPTE sync features, use a universal synchronizer such as the MOTU MIDI Timepiece AV or Digital Timepiece. I N S T A L L I N G T H E 8 2 8 M K 3 H A R D W A R E...

  • Page 27: Syncing S/Pdif Devices

    DAT deck or other SPDIF device With this setup, in the MOTU Audio Setup window, choose Internal, or any other clock source setting except SPDIF. The DAT deck (or other SPDIF device) slaves to the 828mk3 via word clock for SPDIF transfers in both directions.

  • Page 28: Syncing Word Clock Devices

    Slaving to 2x and 1/2x word clock All MOTU FireWire audio interfaces that support 96 kHz operation have the ability to slave to a word clock signal running at either one half or one quarter of their current clock rate.
  • Page 29 Word Clock In Synchronizing them to each other ensures that they remain as tightly and continuously phase-locked as Figure 3-21: Connecting multiple 828mk3 interfaces (or other MOTU if they were one unified interface. FireWire audio interfaces) to a computer. Multiple interfaces cannot be bus-powered...
  • Page 30 Connecting other MOTU FireWire interfaces FireWire Console and choose any clock source you You can add an original MOTU 828 to the end of a wish (except any of the slave interfaces, of course). FireWire daisy chain (because the 828 has only one...

  • Page 31: Installing The 828Mk3 Mac Software

    More specifically, MOTU SMPTE Console ....... 33 we use CoreAudio to refer to Mac OS X’s standard...
  • Page 32 CoreMIDI and Audio MIDI Setup CoreMIDI is the “under-the-hood” portion of Mac OS X that handles MIDI services for MIDI hardware and software. CoreMIDI provides many universal MIDI system management features, including MIDI communication between your 828mk3 FireWire interface and all CoreMIDI compatible software.
  • Page 33 SMPTE time code, and to generate SMPTE for striping, regenerating or slaving other devices to the computer. For details, see chapter 12, “MOTU Figure 4-3: Connecting devices to the 828mk3. In this example, a controller keyboard is connected to the 828mk3’s MIDI IN, and a SMPTE Console”...
  • Page 34 I N S T A L L I N G T H E 8 2 8 M K 3 M A C S O F T W A R E...

  • Page 35: Accessing The 828Mk3 Settings

    In Cubase or Nuendo, open the Device Setup ■ window, click VST Audio System and choose MOTU Audio ASIO from the ASIO Driver menu. Then click the MOTU Audio ASIO item in the list and click the Control Panel button.

  • Page 36: Motu Audio Setup

    48, 88.2, 96, optical, TOSLink or S/PDIF input/output). Figure 5-1: MOTU Audio Setup gives you access to all of the settings in the 828mk3 hardware. M O T U A U D I O S E T U P...

  • Page 37: Clock Source

    Word Clock In The 828mk3 provides 8 channels of analog input ■ The Word Clock In setting refers to the Word Clock and 8 channels of analog output, simultaneously. In BNC connector on the 828mk3 rear panel. The stereo return bus, as described in “Return ■...

  • Page 38: Default Stereo Input/Output

    “Syncing to SMPTE time code directly” needed — without having to set up an elaborate on page 25 and chapter 12, “MOTU SMPTE synchronization scenario. Console” (page 101). For further details, see “Choosing a clock source Built-in Audio for optical connections”...

  • Page 39: Phones

    828mk3 appears in your host software The Default Stereo Input and Default Stereo Output alongside all other 828mk3 inputs, wherever your settings in MOTU Audio Setup (Figure 5-1 on host software lists them. page 36) let you specify the stereo input and output...

  • Page 40: Word Out

    Launch MOTU Audio Setup when hardware Figure 5-3: The Edit Channel Names window. becomes available Check this option if you would like the MOTU Audio Setup icon to appear in the application dock as soon as a MOTU interface is detected (switched on, plugged in, etc.)

  • Page 41: 828Mk3 Front Panel Operation

    828mk3 Front Panel Operation CHAPTER OVERVIEW For information about the many settings available The 828mk3 is the first FireWire audio interface to for the mic/guitar inputs, see: offer complete front-panel programming via six “The Inputs tab” on page 78 ■ rotary encoders and a 2x16 backlit LCD display.

  • Page 42: Phones

    PHONES METERS AND STATUS LEDS From the factory, the PHONES jack (Figure 6-1) is The meters and LEDs (Figure 6-2) provide a discrete output at 44.1/48 kHz, but it can mirror complete status and metering information for all any other output pair (digital or analog) or serve as 828mk3 inputs and outputs.

  • Page 43: Push-Button Rotary Encoders

    PUSH-BUTTON ROTARY ENCODERS All of the knobs shown in Figure 6-3 are push- button digital rotary encoders. In many cases, you can either push the knob or turn it to make a setting or toggle the LCD display (depending on the encoder and setting).

  • Page 44: 828Mk3 Setup Menu

    LCD. It must be changed in turn it again to choose the desired preset slot you MOTU Audio Setup instead. Or, you can disconnect the 828mk3 from wish to save it to (1-16), and the push again to the computer to change the Clock Source from the front panel.

  • Page 45: Cuemix Menu

    Type II — for 2x optical connection to MOTU The IN (inputs) menu ■ Push the CHANNEL button repeatedly until you products that are equipped with optical ports and see “I:” in the channel section of the LCD support 2x operation (Figure 6-6).
  • Page 46 channel strip in CueMix FX (Figure 11-3 on “ O: ” Indicates The current Access individual parameters the OUT channel. here, such as the frequency page 78), as well as the settings in the Channel tab (outputs) menu. setting for a band of EQ. (Figure 11-8 on page 82).
  • Page 47 The MIX (Mixes) menu REVERB — these are the reverb send and return ■ Push the CHANNEL button repeatedly until you controls for the bus master fader. Access them with see “MIX 1” (or “MIX 2”, etc.) in the channel the PARAMETER knob.

  • Page 48: Inputs Menu

    INPUTS MENU OUTPUTS MENU CHANNEL PAGE PARAM CHANNEL PAGE PARAM INPUTS INPUT PAIR OUTPUTS ENABLE mic 1-2 PHASE Main (global) COPY Analog 1-2 L-R/M-S (stereo or M/S) Analog 1-2 PASTE Analog 3-4 SWAP Analog 3-4, etc. RESET etc. WIDTH ENABLE TRIM (High-pass) SLOPE...

  • Page 49: Mixes Menu

    MIXES MENU STAND-ALONE OPERATION All settings, including all mix settings and global CHANNEL PAGE PARAM settings, are saved in the 828mk3’s memory, and MIXES MASTER ASSIGN they remain in effect even when the 828mk3 is not Mix 1 MUTE Mix 2 FADER connected to a computer.
  • Page 50 8 2 8 M K 3 F R O N T P A N E L O P E R A T I O N...

  • Page 51: Digital Performer

    828mk3 CoreAudio driver. To access the rest of the 828mk3 settings, such as sample rate and clock source, but to access open MOTU Audio Setup. all of the 828mk3 settings, open MOTU Audio For complete details about the 828mk3 settings, see Setup, as shown in Figure 5-1 on page 36.
  • Page 52 Use the Return Assign menu in delay — or monitoring latency — that you hear MOTU Audio Setup to choose which output pair when live audio is patched through Digital you would like to hear on this return. This can be Performer.

  • Page 53: 24-Bit Operation

    WORKING WITH 828MK3 INPUTS AND OUTPUTS through a plug-in effect in Digital Performer, you Once you’ve enabled the MOTU FireWire Audio might hear a slight delay. There are several ways to driver as explained earlier in “The 828mk3 reduce this delay. For details, see chapter 10, settings”...

  • Page 54: Synchronization

    Digital Performer and switch, visit the MOTU Audio Setup. (See “Enable the 828mk3 to the other components of your Pedal” on page 40.) system.

  • Page 55: Audiodesk

    5, “MOTU Audio Setup” (page 35). The to access all of the 828mk3 settings, open MOTU following sections provide a brief explanation of Audio Setup, as shown in Figure 5-1 on page 36.
  • Page 56 For details, see “Optical” on page 20. If you have digital audio devices connected to the MOTU 828, or if you are not sure about the clock Main Outs Assign source of your setup, be sure to read “Making sync Use the Main Outs Assign setting to determine connections”...
  • Page 57 If you don’t see the optical inputs as a file in your AudioDesk project folder for and/or outputs, check the MOTU Audio Setup to instant recall of all settings. See chapter 11, make sure they are turned on and set to the format “CueMix FX”...
  • Page 58 MIDI sequencing. Talk use the setup shown in “Syncing to SMPTE time to your authorized MOTU dealer for details about code directly” on page 25. upgrading from AudioDesk to Digital Performer. Resolving to video and/or time code with a...

  • Page 59: Installing The 828Mk3 Mac Os X Drivers

    Preparing MIDI input and output ....59 Run MOTU Audio Setup ......59 Choosing the MOTU FireWire Core Audio driver .

  • Page 60: Other Mac Os X Audio Software

    Use 828mk3, or if you are not sure about the clock the Return Assign menu in MOTU Audio Setup to source of your setup, be sure to read “Making sync choose which output pair you would like to hear on connections”...
  • Page 61 Soundtrack Pro In Soundtrack Pro, access the preferences window, Live click the Recording tab and choose MOTU 828mk3 In Ableton Live, access the preferences window and from the Input and Monitor menu as shown below click the Audio tab. Choose CoreAudio from the in Figure 9-3.

  • Page 62: Working With 828Mk3 Inputs And Outputs

    For other audio applications, the procedure is window, choose Audio preferences from the menu similar to that shown above. Consult your owner’s and choose MOTU 828mk3 from the Audio Output manual for further information. menu as shown below in Figure 9-6. For...
  • Page 63 Inputs at 1x sample rates Inputs at 4x sample rates Inputs are always listed in the same order as When operating the 828mk3 at a 4x sample rate follows, when operating the 828mk3 at 1x sample (176.4 or 192 kHz), inputs are listed as follows: rates (44.1 or 48 kHz): Input 176.4 /192 kHz Channels...

  • Page 64: Number Of Channels

    Outputs at 2x sample rates MIDI I/O VIA THE 828MK3 MIDI PORTS When operating the 828mk3 at a 2x sample rate Once you’ve followed the procedure for enabling (88.2 or 96 kHz), outputs are listed as follows: the 828mk3’s MIDI features as explained in “Software installation”...

  • Page 65: Using A Foot Switch

    To trigger a different set of keystrokes with directly to SMPTE time code with no additional the foot switch, visit MOTU Audio Setup. (See “Enable Pedal” on page 40.) O T H E R M A C O S X A U D I O S O F T W A R E...
  • Page 66 O T H E R M A C O S X A U D I O S O F T W A R E...
  • Page 67 Reducing Monitoring Latency CHAPTER OVERVIEW Monitoring live input....... . . 68 Monitoring latency is that slight delay you hear Adjusting the audio I/O buffer .

  • Page 68: Reducing Monitoring Latency

    828mk3 Classic Reverb. and no computer-based effects processing. Instead, input is routed directly to an output, either 1. Live input (from mic, guitar, etc.) enters the MOTU interface. 3. Mic signal is ‘patched thru’ back to the audio interface with host-based 2.
  • Page 69 Digital Performer or AudioDesk manual for information about the Host Buffer Multiplier setting. 1. Live input (from mic, guitar, etc.) enters the MOTU interface. 2. CueMix FX immediately patches the 3. Mic signal is mixed with the live mic signal directly to the main outs...
  • Page 70 How responsive the transport controls are in ■ AudioDesk, Digital Performer or other audio software The buffer setting presents you with a trade-off between the processing power of your computer and the delay of live audio as it is being patched through your software.
  • Page 71 Effects processing and automated mixing From within your host audio software (if it ■ Reducing latency with the buffer size setting has supports direct hardware monitoring) another benefit: it lets you route live inputs through You can even use both methods simultaneously. the real-time effects processing and mix automation of your audio software.
  • Page 72 Controlling CueMix FX from within AudioDesk or Digital Performer To turn on CueMix FX in AudioDesk and Digital Performer: 1 From the Setup menu, choose Configure Audio System>Input Monitoring Mode. 2 Choose the Direct hardware playthrough option, as shown below in Figure 10-7. 3 From the Studio menu, choose Audio Patch Thru, and choose any monitoring mode except Off.

  • Page 73: Cuemix Fx

    CueMix FX CHAPTER OVERVIEW A 16-BUS MIXER WITH EQ, COMPRESSION AND REVERB CueMix FX is a cross-platform software All 828mk3 inputs and outputs can be routed to the application that provides graphic, on-screen on-board CueMix FX 16-bus (8 stereo bus) digital control for the 828mk3’s flexible CueMix FX mixer driven by hardware-based DSP with 32-bit on-board mixer and effects processing.

  • Page 74: Advantages Over Host-Based Mixing And Processing

    Each input, output and mix bus provides a send to CueMix mixing and effects processing imposes ■ the Classic Reverb processor, which then feeds no processor drain on the computer’s CPU. reverb returns to mix busses and outputs, with a CueMix routing can be maintained ■...

  • Page 75: Cuemix Fx Basic Operation

    CUEMIX FX BASIC OPERATION Output channels The Outputs tab (Figure 11-6 on page 81) gives you Here is a brief overview of the CueMix FX mixer. access to settings for each 828mk3 output pair, Eight stereo mix busses including EQ, dynamics processing and send/ CueMix provides eight stereo mix busses: Bus 1, return controls for feeding and returning the Bus 2, Bus 3, and so on.

  • Page 76: The Mixes Tab

    THE MIXES TAB Assigning a mix bus output Choose the desired output pair for the mix bus Click the Mixes tab (Figure 11-2) to gain access to from the bus output menu (Figure 11-2). The bus the 828mk3’s eight stereo mix busses. The Mixes output menu displays all current available tab displays one mix bus at a time.
  • Page 77 Bus mute page 82). Clicking the mix bus master fader focus The bus mute button (Figure 11-2) disables button brings the assigned output into focus, if (silences) the mix. there is one. Bus level meter Input pan section The bus level meter, which is post-fader, shows you The input pan knob (Figure 11-2) pans the input the output for the mix’s output.

  • Page 78: The Inputs Tab

    THE INPUTS TAB record a completely unprocessed input signal, do The 828mk3 provides many features for managing not apply any changes to it in the Input tab. The analog and digital input signals. Some of these only exception to this is the reverb send, which features, such as the 828mk3’s digitally controlled simply splits the input signal and feeds a copy of it analog trims, are implemented in the analog...
  • Page 79 Input channel focus Input EQ and dynamics Click the channel focus button (Figure 11-3) to The 828mk3 lets you apply 7-band parametric EQ view and edit parameters in the channel settings and dynamics processing (DSP) to any input, section of the CueMix FX window (Figure 11-7 on analog or digital.

  • Page 80: The Outputs Tab

    EQ/Dynamics enable/disable buttons Click the EQ or Dynamics button at the bottom of Orange the input channel (Figure 11-3) to toggle the effect Green on or off. Note that you can program EQ and Blue EQ band selectors compressor settings, even when the effect is Yellow currently disabled.
  • Page 81 Output channel focus Point is set to Mix to eliminate the possibility for Click the channel focus button (Figure 11-6) to feedback loops created by reverb send/return view and edit parameters in the channel settings loops. See “Split point” on page 94. section of the CueMix FX window (Figure 11-7 on The output reverb return (Figure 11-6) feeds the page 82).

  • Page 82: The Channel Settings Section

    THE CHANNEL SETTINGS SECTION The Channel tab The Channel tab (Figure 11-8) displays settings for The channel settings section in the CueMix FX input channels. Click any focus button in the window (Figure 11-1) displays three tabs for Inputs tab to view the Channel tab settings for the Channel, EQ and Dynamics settings for the channel.
  • Page 83 The Width knob (Figure 11-8) provides control mono input), use the reverb Pan knob over the stereo imaging, going from a full stereo (Figure 11-8) to pan the mono signal for the stereo image to mono (both channels panned equally). reverb processor.
  • Page 84 The EQ tab high pass filtering are provided. The filter response The EQ tab (Figure 11-10) displays the EQ settings display provides comprehensive control and visual for the input or output channel that currently has feedback of the EQ curve being applied. With the focus.
  • Page 85 Composite curve (white line): shows the overall Vintage EQ Quick reference Filter response display: Shows the response curve response curve of the current settings in the for the current settings. window. Vertical scale: Lets you zoom the vertical scale of Individual filter curve: Each filter has a color the filter response display.
  • Page 86 Showing and hiding filter curves Filter types To view a filter in the display, turn on the filter. The Each filter can be independently set to one of four shape of the filter, according to its current settings, different filter types: I, II, III and IV. These, and the is shaded in the same color as the filter’s knob(s).
  • Page 87 Type I Type II Figure 11-13: Type I EQ filter style. Figure 11-14: Type II EQ filter style. The Type I EQ filter has the least amount of Gain/Q The Type II EQ filter produces constant Q response interaction, providing the most precision and during boost or cut.
  • Page 88 Type III Type IV Figure 11-16: Type IV EQ filter style. Figure 11-15: Type III EQ filter style. The Type IV EQ filter is a more extreme form of the The Type III EQ filter increases Q as boost is Type III filter.
  • Page 89 Shelf filters response corresponds to a second order shelf, still with no overshoot. This is the same response as conventional parametric EQs. In some situations, this form of accurate, clean shelving can sound harsh, especially when compared to legacy analog EQs.
  • Page 90 Overshoot tends to produce more of what one would expect to hear when applying shelving and Slope = 6 is therefore considered to be more musical than shelving without overshoot. This effect, which has gained tremendous popularity among audio engineers, was first made popular in original Neve series EQs and later in the SSL G series.

  • Page 91: Dynamics Tab

    The Dynamics tab Compressor The Dynamics tab (Figure 11-21) displays the The Compressor (Figure 11-21) lowers the level of Dynamics processing settings for the input or the input when it is above the threshold. The output channel that currently has the focus. Click amount of attenuation is determined by the Ratio any focus button in the Inputs or Outputs tab to and the input level.
  • Page 92 Output level Automatic gain control using light The Output Level meter (Figure 11-21) displays the The the Automatic Gain Control (AGC) circuit of peaks of the output signal. Trim is applied before the LA-2A uses a vintage opto-coupler known by the Output Level meter.
  • Page 93 It is precisely this self-adjusting behavior that Bus activity LEDs (inputs only) makes optical compressors the tool of choice for smoothing out vocals, bass guitar and full- Channel meter program mixes without destroying perceived display dynamics. Meters tab Compressor/Limit buttons The Comp and Limit buttons (Figure 11-21) model Pre/post the original LA-2A Limit/Compress mode switch.
  • Page 94 The Reverb tab together. The resulting stereo output from the The Reverb tab (Figure 11-23) provides access to reverb can then be inserted into a mix bus or the 828mk3’s single, global reverb processor, which output using stereo returns. provides high-fidelity reverberation and graphic Reverb sends control over its parameters.

  • Page 95: The Monitor Group

    ☛ Primary controls Here’s a tip: try using initial reflections The Primary Controls section (Figure 11-23) in the without any subsequent reverb (turn the reverb Reverb tab provides the following basic parameters time down as far as it will go). You’ll hear for programming the reverb.

  • Page 96: Dsp Meter

    (user dedicated mic in your control room and connect it defined). to a mic input on your MOTU audio interface. For Listenback, set up a dedicated listenback mic in the Monitor group meters...

  • Page 97: Shortcuts

    Talkback / Listenback Mic Input Engaging/disengaging Talkback and Listenback To configure the talkback mic in CueMix FX, go to To engage Talk back or Listenback, press on the the Inputs tab (Figure 11-3 on page 78) and click Talk or Listen buttons (Figure 11-26) and then the Focus button for the input that the talkback mic release to disengage.

  • Page 98: File Menu

    To disable peak/hold indicators altogether, choose Off from this sub-menu. DEVICES MENU If you are working with more than one MOTU Mix1 Return Includes Computer audio interface product, this menu displays all The Mix1 return includes computer File menu item interfaces that are currently on line.

  • Page 99: Talkback Menu

    CueMix FX from the control surface, just bring Phones setting in MOTU Audio Setup. However, CueMix FX to the front (make it the active this menu provides one extra option that is application).
  • Page 100 CueMix Control Surfaces Other HUI-compatible control surfaces CueMix FX includes support for the following Any control surface that has the ability to emulate a control surface products: HUI should be compatible with CueMix FX. Just add a Mackie HUI to Audio MIDI Setup and put Mackie Control™...

  • Page 101: Motu Smpte Console

    MOTU SMPTE Setup ....... . 101 shows both the clock and the address (time code or sample location), separated by a forward slash ( / ).

  • Page 102: Reader Section

    detect and switch to the incoming frame rate, SMPTE source If your SMPTE time code source is connected to except that it cannot distinguish between 30 fps the 828mk3 Time Code input, choose SMPTE from and 29.97 fps time code, or 23.976 and 24 fps time the menu.

  • Page 103: Generator Section

    Freewheel clock Stripe Freewheeling occurs when there is glitch or Click this button to start or stop time code. To set drop-out in the incoming SMPTE time code for the start time, click directly on the SMPTE time some reason. The 828mk3 can freewheel past the code display in the Generator section and type in drop-out and then resume lockup again as soon as the desired start time.

  • Page 104: Setting Up For Smpte Time Code Sync

    Then make sure that the Slave to External Sync command in the Studio menu is checked. Make sure the Clock Source setting in the MOTU Audio Setup window is set to SMPTE. Also, make sure that you’ve connected an LTC input signal to the 828mk3 Time Code input, and that you’ve...

  • Page 105: Troubleshooting

    Source to Internal and try recording just using the motu.com, or fill out and mail the registration card analog inputs and outputs of the 828mk3. If you included with your 8pre. Doing so entitles you to...
  • Page 106 Please business office at (617) 576-2760 and asking for the write to the 828mk3 Development Team, MOTU customer service department. In the meantime, Inc., 1280 Massachusetts Avenue, Cambridge, MA you can download the latest drivers from 02138.

  • Page 107: Index

    Condenser mic input SMPTE setting Configurations menu summary of features Configure Hardware Driver Daisy-chaining tab (MOTU Audio Setup) Configure interface Word Clock In setting Connecting multiple 828mk3s connecting 896HD 7, 38 Control Surfaces menu Default Stereo Input/Output...
  • Page 108 Frequency mute Mix1 return includes computer 67, 70, 74 Front panel Latency Mixes tab metering Launch MOTU Audio Setup when hard- Monitor group ware becomes available assigning outputs assigning outputs to Gain contrast level LCD display meters...
  • Page 109 optical I/O Digital Performer Samplers phones menu connecting Return Assign Phones 1-2 output Save Hardware Preset reverb return 3rd party software Setup menu (LCD) sample rate AudioDesk Share surfaces with other applications syncing to time code Digital Performer Shelf Filter 83, 93 Pre/post FX buttons Shortcuts...
  • Page 110 TOSLink 6, 11 clock source setting connecting trim 18, 79 Trim Troubleshooting EQ knobs don’t work 53, 57, 60 feedback loop TRS connectors Type I, II optical mode UltraLite connecting to 828mk3 Unbalanced analog Undo/Redo installing drivers User def. (monitor group menu) Video sync 24, 101 42, 83...

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