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1. Sample Rate 44100 x Volume gt Format PCM 32 Channels Stereo Play Device 1 Aurora 16 Play 01 02 Rec Device 1 Aurora 16 Record 01 02 Play Record Pause 5 Download SineWaveMinus16 zip from the Lynxstudio com website Support gt Downloads gt Product LT TB gt OS Windows gt All Files Save it to the computer s desktop Double click the file to extract sinewaveminus16 wav 6 In Lynx Demo click File and navigate to the computer s Desktop then select Sine WaveMinus16 wav and click Open 7 Click Play You should see the progress bar move from left to right E Lynx Demo SineWave _ ma channels Play Device 1 Aurora 16 Play 01 02 Rec Device 1 Aurora 16 Record 01 02 8 Launch the Lynx Mixer application Check the Outputs pane at the bottom Check for meter activity for Analog Outputs 1 amp 2 If you have speakers or headphones connected to your destination device you should be hearing audio as well Lynx Mixer Mixer Settings ba Fale Folch 44 1 kHz Syne Jours intemal Sample Glook JM Source If the test did not operate as described or you received any errors please refer to Section 10 Troubleshooting 6 2 Macintosh Quick Audio Test The installation of your LT TB can be tested using the Lynx Mixer application and the iTunes software that is included with OS X This is a quick way of verifying that th
2. TILLE 7 LSTREAM E F P minmin a im i Install the standoff post included with the LT TB in this same hole MIN I S N 5005400147 LYNX AURORA16 I i Baj C i L gt E ps LSTREAN T passes Grounding yourself to earth ground remove the LT TB from its protective anti static bag c a P S ma ma 0934H 7 Attach the multi pin connector on the back edge of the LT TB to the LSLOT connector JP1 on the Aurora mainboard The LT TB LSLOT connector has a protective sheath to insure that the pins line up correctly with the Aurora LSLOT connector It is also helpful to line up the screw hole of the card with the hole in the standoff post When the LT TB connector pins appear to be lined up correctly with the Aurora LSLOT connector press gently until the connector snaps into place In some cases the board may need to be gently flexed for the LSLOT connector pins to line up correctly with JP1 on the Aurora mainboard AN Use caution to insure that the pins line up as shown Incorrect installation could damage the unit TTW Min g Ma See Lic La Sui Sad A 4 4 ee EGE a Da J PESPUBUREERET EL EL EL Lada 8 Secure the LT TB with three screws one on the standoff and two from the back panel of Aurora Keep screws loose until the LT TB is properly aligned then tighten snugly but do not over tighten oe sA Sap me UYN STUD
3. Please insure that the Aurora has firmware 28 or above before proceeding See Section 2 2 3 Insuring compatible firmware 1 Remove the AC power cord and take the top cover off of the Aurora There are seven large screws plus one small alignment screw near the center front of the top lid that holds it on 2 Before installing the LT TB card you must change a dipswitch setting on the Aurora that corrects the current draw for an Aurora with an LT TB Please note if you are replacing a different LSLOT card with the LT TB it s likely that the dipswitch setting is already in the correct position Slide switch 4 labeled W4 on PCB of SW1 to the OFF position towards back panel iid BYPASS fF a _ ent i oS ES i T2 m it Ad 3 PROG CPLG JTA CONFIG 2 PROG C If you are updating an older Aurora that has jumper pins at JP6 instead of the W4 switches please call Lynx Technical Support for instructions 3 Remove the LSLOT Expansion Port cover above the AES I O Ports by removing the two mounting screws Set these two screws aside as they will be used to secure the LT TB after installation Mmhbpesbhebeoe 6 amp h agaaga gagag Ss Remove the screw from the Aurora circuit board that is adjacent to the JP1 connector and the white serial number barcode label Set the screw aside for reuse S N 5005400147 wo oe O of lt r gt E gt
4. Who Is Covered You must have proof of purchase to receive warranty service A sales receipt or other document showing when and where you purchased the product is considered proof of purchase This warranty is enforceable only by the original retail purchaser To be protected by this warranty the purchaser must complete and return the enclosed warranty card or register online within 14 days of purchase What Is Covered Warranty coverage beings the day you buy your product For one year thereafter Lynx shall at its sole and absolute option either repair or replace free of charge any product that proves to be defective on inspection by Lynx or its authorized service representative In all cases disputes concerning this warranty shall be resolved as prescribed by law All parts including repaired and replaced parts are covered only for the original warranty period When the warranty on the product expires the warranty on all replaced and repaired parts also expires What Is Excluded You warranty does not cover e Labor charges for installation or setup of the product e Product repair and or part replacement because of misuse accident unauthorized repair or other cause not within the control of Lynx e A product that requires modification or adaptation to enable it to operate in any country other than the country for which it was designed manufactured approved and or authorized or repair of products damaged by these modifications
5. 7 1 Starting the Lynx Mixer Application within Windows Make sure that the Aurora is powered up and that the Aurora is connected to the computer by a Thunderbolt cable From the Start Menu click Start gt Programs gt Lynx Studio Technology gt Lynx Mixer 7 2 Starting Lynx Mixer Application within OS X Make sure that the Aurora is powered up and that the Aurora is connected to the computer by a Thunderbolt cable From Finder click Applications gt Lynx Mixer 7 3 General Operation Lynx Mixer Mixer Settings Rate Select 44 1 kHz SyncZource intemal T Sample Clock A irod Ant Preferred Clock Source The Lynx Mixer is a single screen app for controlling the routing and various features of the Aurora TB The software simply reveals and facilitates changes to the Aurora hardware so the Mixer will not launch if an Aurora TB is not connected and functional In addition to the controls on the Main Window there are two menus with additional features For multi unit installations there are tabs on the left side of the screen for each unit When the tab is clicked then the settings on the main screen and in the menus pertain to that individual Aurora This makes managing a large amount of I O simple and allows for keeping settings and connections well organized Each Aurora in a multi unit system is marked by a numeric identification The order of devices can be changed and will be covered in Section 8 1 1 Sett
6. USER MANUAL LT TB Thunderbolt LSlot Card for Lynx Aurora Converters AuURDRI AVB Lynx Studio Technology Inc O THUNDERBOLT _www lynxstudio com support lynxstudio com AURORATSB User Manual Table of Contents I TMUVOGU COON sists sctcsdecacenssedccscndacsswabseddsbwodacasenised sswadasduwabneddsbopdactewabuaddcswadanduwapecdscsupaacdss 3 1 1 CON CIVIC W vastintisonaticucalesdice tion iy eieutiaenaiiivealeuicecd tense aleutensaivaateadieat anes 3 1 2 PGAPUUES 15 ender caiedalian denen cracls ialionslenedennccipdaltaidineacrsatbedainadenedeenctedaiandineaesateddinndennse 5 2 Before you DE BUN yes scesncsissdscctascocncstontecsdasceaneusauesesvasvooncetauesestasweaneutaneseseaseconsetewssestansecee 6 2 1 EEG aE 1 ED epee E E A T E Neate eer me ss Ue A entry Uuee ti nmr E ttre tt rat 6 22 Operational tegule MEN Senesni a E N 6 3 Nomenclature Used in this manual ccooccccccccssssssssssooocooccccececeseesessssssssssssoseseceesee 8 4 Warranty Registraties e n E E A 8 S Installation Procedure Sranan a aaa 9 5 1 Cable COMME CTIONS enseia a cabs albunne sinddt E dv aitaaxan seeded tis 12 5 2 ClIOCk Settings and Connections scenes EERE e as 12 5 3 Installins the Lyns Drive esencan a ia a heen 14 5 4 Front Panel Bena Vion ecserin E E ON 18 29 Channel MOUS ic sussesacctesuecasun a sedetenntandue satel eidndenasubieiateanmueiless 18 5 6 Vere Orde heera rn try een er nr eater Ena ar ernie nen Ceo an err Near rere er 19 3 7 Verifyi
7. as the SYNC SOURCE in the Lynx Mixer 8 Launch iTunes from Applications or from the OS X dock Drag the SineWaveMinus16 aif file from your desktop into the 1Tunes songlist Open 4 Bi hecktop B E Dual SOOMH lt G4 A Network ya ty AESI6 Nj e A Applications J WA T Iynx Kind Document i Documents Size 5 MR Created a Moles Modified 1 71 03 amp Music m Pictures Play 44100 00H lb hit Steren WAVE gt Duration 00 00 30 000 Compression raw New Folder f Cancel Open 9 Highlight this file from the songlist and click the Play button Make sure that the iTunes progress bar is moving from left to right 10 Open the Lynx Mixer and show the Play Panel Check for meter activity for Analog Outputs 1 amp 2 If you have speakers or headphones connected to your destination device you should be hearing audio as well Lynx Mixer Mixer Settings BA RataSetect 44 kHz 5 Syme Source Internal f Sample Cioni ZUM Source If the test did not operate as described or you received any errors please refer to Troubleshooting Section 10 The Lynx Mixer application allows control of Aurora parameters from a convenient software interface It also provides accurate real time metering for all inputs and outputs and displays status information sync source and sample rate The Lynx Mixer is automatically installed with the driver setup program for Windows or OS X
8. External 2 External 4 AES A AES B Analog Trim Analog In 1 4 Analog In 5 8 Analog In 9 12 Analog In 13 16 Analog Out 1 4 Analog Out 5 8 Analog Out 9 12 Analog Out 13 16 7 3 2 Adapter Section The Adapter Section is where the clock settings for the Aurora TB are established and monitored 1 Current Source This displays the clock source that is active This may differ from the selection in the Preferred Clock Source section if an invalid or offline clock source had been chosen there Measured Rate Whether the Aurora is operating off of its Internal Clock or some External Clock Source this button displays the sample rate that the onboard frequency counter is measuring Rate Lock When the CURRENT CLOCK SOURCE is Internal and Rate Lock is ON the driver will ignore all requests to change the Sample Clock Rate including those coming from applications This effectively causes all files not running at the currently selected clock rate to be software sample rate converted by the Operating System during playback or recording When clocking to an external clock source the Rate Lock function 1s effectively ON regardless of this switch setting and the rate is locked to the same rate of the incoming clock RATE LOCK On is primarily useful in cases where material of various sample rates may be played but a static sample rate is desired for instance when digital devices are connected that don t supp
9. For direct attention from the Lynx Technical Support Staff registered users can submit a support ticket online that details their problem and steps they ve taken to resolve it Most Support Ticket submissions are responded to within 24 hours Frequently Asked Questions An extensive catalog of FAQs derived directly from our most common tech support inquiries Our FAQ section is updated regularly and designed to allow users to find the answers to their most common questions quickly Firmware and Driver Downloads A library of current firmware and driver files is available for download and installation Check back regularly to insure that your Aurora and LT TB are up to date Lynx Support Forum An online Lynx users support forum provides a venue for customers to post questions and issues and receive responses from other users as well as Lynx technical administrators Searching previous posts is often an excellent way to uncover valuable information about Aurora operation and troubleshooting See http www lynxstudio com forum 10 2 Telephone Support Complimentary telephone support is available by calling 1 714 545 4700 extension 206 from 9AM to 5PM Pacific Time Monday through Friday excluding United States Holidays 10 3 Registering your LT TB Lynx is committed to providing you with the best service possible To help us serve you better please be sure to register your LTTB Register on the web at www lynxstudio com gt support
10. etc in the Aurora Meter Display then your unit is compatible with the LT TB If pressing Power and Trim does not cause any LEDs to flash causes a sequence lower than 28 to flash or causes a single number to flash then your unit needs to be updated If your Aurora has firmware version 13 or above it can be updated by an Apple Macintosh running OS X or a Windows PC with a MIDI interface The Aurora firmware updater program and instructions for use are available for download from the Lynx website at Support gt Downloads If your unit has rev 12 or earlier please contact Lynx Technical Support U S or Canada or your local distributor for firmware update options Please note that Auroras manufactured in 2006 or later should have firmware revision 13 or above The following typographic conventions are used in this manual gt ALL UPPER CASE TEXT refers to a specific parameter selection control i e SYNC SOURCE or a cable connection gt Text in quotation marks indicates a parameter selection value or menu option i e EXT Phrases such as Start gt Programs gt Lynx Studio Technology use the greater than symbol gt to indicate multiple menu options or mouse selections within a software control context Lynx is committed to providing you with the best service possible To help us serve you better please be sure to register your LT TB Register on the web at www lynxstudio com gt Support gt Register Your Product
11. when one 1s moved the other will snap to the same position The ganged state also impacts the Pan controls If one pan pot is moved to the left the other will move a corresponding amount to the right For instance if the left pot is set to 25 the right channel will pan to 25 Ganged is the default state for pairs of play streams To un gang a pair click on the Gang icon and it will change to a single circle In this state the mute fader and pan controls operate on a single channel independently Play Channel Label This identifies the Play Channels that are applicable to the fader pan mute and input select controls The Play Channels are the driver devices that you will see from an audio software application For instance if you are viewing the Play 3 4 fader strip and Play 3 4 is assigned to Analog Outputs 1 2 then when you select Play 3 4 as the output in your audio software when you play audio it will be streamed to Analog Out 1 2 As mentioned though the default condition is the Play Device is assigned to a numerically equivalent Analog Output i e Play 5 6 to Analog Out 5 6 etc 7 3 5 Outputs Section M M O M M O M M D M M D M M M M a M 3 AOut 4 5 AOut 6 7 AOut 8 9 AOut 10 11 AOut 12 13 AOut 14 15 AOut 16 The Outputs Section of the Lynx Mixer is a fixed entity It cannot be hidden as the Play and Record panes can This is because the Lynx Mixer has an Outputs driven perspective The other panes essentiall
12. 3 or more Auroras are used in a single system some form of clock distribution is recommended to insure phase coherence of the clock signal 5 3 Installing the Lynx Driver Lynx Drivers and firmware updaters are updated regularly The most current versions can be easily downloaded from the Lynx Website http www lynxstudio com gt Support gt Downloads Make sure that you choose LT TB as the Product Choosing Aurora as the product will not give access to the drivers that you will require for this system If you are updating an existing driver the driver installation program will automatically remove the old driver when the new one is installed When installing drivers make sure that all software programs especially audio applications are closed 5 3 1 Windows 7 32 bit or 64 bit or Windows 8 l Power up the Aurora and connect it to the computer with a Thunderbolt cable 2 On first connection you may receive a prompt that New Thunderbolt Devices have been attached Click this window to have the system connect to the Aurora as a Thunderbolt Device New Thunderbolt devices have been attached This application must be run with administrator privileges Click here to run the Thunderbolt software with administrator privileges 3 When the Select Device to Connect Window comes up Choose Always Connect If there are multiple Auroras connected at install time you will need to do this for each unit If this is a re
13. ANY PART OF THE Destination Select SOFTWARE WILL ININCATE TMAT YINI MAVE READ UNDERSTOOD AND ACCEPT THE APPLICABLE TERMS AND installation Type CONDITIONS DO NOT PROXISEI2 IN ANY SUCH MANNER UNLESS YOU ARE ABLE AND WILLING TO ENTER INTO AND Installation COMPLY WITH THE APPLICABLE END USER LICENSE Dianu AGREEMENT IF YUU KAVE ANY QUESTIONS CONTACT LYNX STUDIO TECHNOLOGY INC BEFORE YOU ATTEMPT TO COPY INSTALL OR USE ANY PART UF THE BUFTWARE BY INSTALLING THIS SOFTWARE YOU AGREE TO INDEMNIFY AND MOLD MAFMLESS LYNX STUDIO TECMYOLUGY IVC FROM ALL CLAIMS COSTS AND EXPENSES INCLUDING LEGAL EXPENSES ARISING OUT OF ANY USE OF OR THARILITY TO USE THE SOFTWARE IN NO EVENT WILLINK 56 MAGLE FOR INCIDENTAL CONSEQUENTIAWVON OTHER BAMADES NAFSUNA FROM MEZA Lr Print Save GaRack Continue 6 Click Agree from the next Window 7 Click Install in the Standard Install Window x amp inst yox CemeAucion river Standard Install on Mac OS X 10 9 8 Introduction AA This will take 3 3 MB of space on your computer Destination Select Click Install ta perform a standard installation af levtstintion Type Sat yerigan ai ba ake oes instalation software Summary j Sruno l TECHNOLOGY Ca Badi qinni 8 Type in Password and click Install Software 9 Click Continue Installation for prompt about restarting computer after the installation When this software fini
14. Aurora s AES EBU outputs Cable runs up to 3 meters 9 8 feet possible with easily acquired third party cables Works with almost any Thunderbolt equipped computer Supports ASIO and WDM for Windows and CoreAudio for Mac OS X Fully supports current operating systems from Windows 7 and Mac OS X 10 8 and above All relevant settings such as sample rate selection sync source selection channel routing latency and buffer size are enabled controlled and monitored from the host computer Full WDM implementation allows multiple channel support of 5 1 and 7 1 surround playback formats Easily installed into Lynx Aurora or Hilo converter systems Supports external clocking with Windows and OS X Field programmable with downloadable firmware updates We recommend that you read through the entire manual to acquire an overview of the installation procedure and use of the LT TB This manual will presume a working knowledge of the Aurora converter For additional information please refer to the Aurora User Manual It is also highly recommended that you have a good working knowledge of Windows and or Macintosh operating system basics and an understanding of computer hardware basics This information is widely available on the web and from various computer hardware and software manufacturers We also strongly recommend you familiarize yourself with the basics of digital audio and computer recording and particularly with the basic functionality of
15. Mute is ON and no signal will pass to the selected output When the M button is gray like this MZ then the Mute button is OFF and signal CAN pass to the selected output 4 Gang Switch In between the two Mute buttons for a pair of outputs is the Gang Switch This switch toggles whether or not the pair of faders and mutes for the two channels on either side of it are ganged or not If they ARE ganged then moving the fader for one of them will move both channels Similarly if one is muted then they both will mute If the faders between the channels are offset when one is moved the other will snap to the same position Ganged is the default state for pairs of outputs To un gang a pair click on the Gang icon and it will change to a single circle E in this state the mute and fader controls operate on a single channel independently Output Button This identifies the Outputs that are applicable to the fader and mute controls and is also used to facilitate routing As mentioned the Lynx Mixer uses an Output oriented approach to routing Clicking on an Output button arms that output for sources to be assigned to it When selected the button is green In this state sources from both the Record and Play panes can be un muted thereby set to stream to the armed output In the Mixer s default state each output has a play device routed to it For Analog Output 1 2 itis Play 1 2 for analog output 3 4 it is Pl
16. ability to save all user selectable parameters Scenes that contain the state of all mixer settings can be saved to a file on the computer hard drive Recalling Scenes 1s a very quick and efficient way to revert the mixer to an appropriate state for different contexts of use Scene memory is global to all users on a single computer and is initially empty There is no limit to the number of scenes that can be stored After Save Scene is selected A File Name will need to be created and a directory selected for the mixer scene file to be written to The current mixer parameters will be stored into scene memory Selecting an existing scene name and clicking the Save button will overwrite that scene with the current parameters To delete a scene simply delete the mixer scene file from the hard drive NOTE When the computer is shut down the current mixer state is saved When the computer is restarted the mixer state is restored This function is independent of Mixer Scene operation Rate Select This button displays the current sample rate of the Aurora and can also be used to select a desired sample rate when the Aurora is operating off of its Internal Clock However when on Internal clock the sample rate 1s generally determined by the audio application being used or the default sample rate settings in the operating system 4 Sync Source This is a pulldown menu version of the Preferred Clock Source switch on the Adapter Pag
17. and to facilitate multi client operation The default state is unlimited which means that as many Lynx channels are presented to the Operating System a corresponding number of ASIO devices will appear to the software For instance if one has 4 Aurora interfaces running in 16 channel mode then 64 ASIO channels will be presented to the audio software Most audio software allows the user to specify how many ASIO devices are used generally in a settings or options menu There are some applications however that grab control over ALL of the ASIO devices in the system This can be problematic because it uses more CPU power than is necessary and also because there are no driver devices available to be used by another application multi client operation In these cases setting the MAXIMUM CHANNELS switch to the desired number of channels frees up some CPU overhead and allows another application to access the channels that the ASIO application is not using 8 3 1 4 Controlling Latency by Changing the Buffer Size Latency in an audio interface can be defined as the time required to process a sample from an application to the interface s audio output A number of factors determine the achievable latency performance of an Aurora TB system processor speed operating system sample rate number of utilized record or play channels system efficiency etc Latency can be manipulated by changing the size of the buffers used to transfer data to a
18. can be a different pan position for Play 1 assigned to Analog Output 3 Numeric Level Indicator This displays the amount of attenuation performed on the associated play device This is attenuation for the Monitor level of the signal it is applicable to the level of a play stream routed to a specific output As with panning you can have Play 1 attenuated by 10dB when it streams to Analog Output 1 but no attenuation when streaming to Analog Output 3 Clicking the Outputs on the bottom pane of the Lynx Mixer reveals the channel assigned to that output and the associated pan and fader states Faders The FADERS are for attenuating the level of a playback stream routed to a specific output As with panning this level is specific to a play stream routed to a specific output It is not to be confused with adjust the level of the Output itself That is handled in the bottom pane of the Lynx Mixer 4 Mutes The M Icon below the fader is for the Mutes This switch Mutes or UnMutes the play stream routed to an output As with the faders this control is specific to the patch point between the play stream and the selected Output It does not control whether the play stream itself 1s muted Just the play stream routed to a specific output When the M button is blue like this BA then the Mute is ON and no signal will pass to the selected output When the M button is gray like this E then the Mute button is OFF and si
19. clock source is operating at the same sample rate as the audio being played no matter what driver model is being used by the LT TB See the Aurora manual for more information about these SY NC SOURCE choices 5 2 3 Using LSLOT Clock When an LT TB equipped Aurora is used with a computer it is not possible to have the Aurora slave to the computer s Thunderbolt port Therefore LSLOT is not a valid SYNC SOURCE option 5 2 4 Using Multiple Auroras Whenever multiple Auroras are used in a Thunderbolt daisy chain it is critical that clock synchronicity is achieved In the vast majority of cases we would recommend one of the following clock schemes Use a master clock with multiple clock outputs ideally as many outputs as there are Auroras in the chain and connect each Aurora to a unique word clock connection In this case ALL of the Auroras should be set to EXT as the SYNC SOURCE In this state it is important to set the Sample Rate on your clock master to match the sample rate of your audio file or audio project Use Aurora 1 in the chain and have the other units slave in a clock daisy chain Connect a word clock cable from the WORD CLOCK OUT of unit 1 to Clock IN of unit 2 Clock OUT from Unit 2 to Clock IN of Unit 3 etc Set unit number one to INT as the SYNC SOURCE and all of the other units to EXT In this state the system should respond to sample rate changes within the computer automatically NOTE When
20. compressed If such practices are adhered to these cables should provide many years of faithful service 5 2 Clock Settings and Connections Please see Section 2 6 Clock Settings and Connections of the Aurora User Manual for information about correct clocking of the Aurora within a digital audio system With an active Thunderbolt connection the SYNC SOURCE can ONLY be changed from the Lynx Mixer application Generally SYNC SOURCE should not be changed while an audio application is open On computer boot or after restoring a Thunderbolt connection the Aurora will return to the SYNC SOURCE of last Mixer state This will be established by hardware ID so with multiple Auroras even if different SYNC SOURCES are established all should return to the appropriate last state It is critical that the Lynx Mixer application is closed before shutting down the computer so that the mixer state can be written to a system file for later recall If the computer is turned off while the Lynx Mixer is still open the prior state may not be restored 5 2 1 Using the Internal Clock We recommend using Internal as the SYNC SOURCE for the best clock performance In this state the Aurora can respond to sample rate changes from audio software but not all applications will send these rate change requests In all compatible versions of Windows ASIO applications will generally request sample rate changes to follow the project sample rate or the rate of the aud
21. e Incidental or consequential damages result from the product damage to property damage based on inconvenience or on loss of use of the product and to the extent permitted by law damages for personal injury Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you e A product that is used for rental purposes To Get Warranty Service To obtain warranty service the purchaser must first call or email Lynx at the email address or telephone number printed in Section 0 to obtain a Return Authorization Number and instructions concerning where to return the unit for service All inquiries must be accompanied by a description of the problem All authorized returns must be sent to Lynx or an authorized Lynx repair facility postage prepaid insured and properly packaged Proof of purchase must be presented in the form of a bill of sale canceled check or some other positive proof that the product is within the warranty period Lynx reserves the right to update any unit returned for repair Lynx reserves the right to change or improve design of the product at any time without prior notice Lynx Studio Technology and the Lynx Logo LT TB and the LT T B Logo Aurora and the Aurora Logo are all trademarks of Lynx Studio Technology Inc All other product or company names are the trademarks or registered trademarks of their respective owners LT TB User Manual
22. settings In any digital audio configuration there can be one and only one master clock All other digital audio devices must be configured as slaves to the designated master clock Since the Aurora s SynchroLock technology provides an extremely stable and jitter resistant clock we recommend setting the Aurora as the master clock in your digital audio system With multiple Auroras in a system only one can be on Internal the rest should be clock slaves 2 Check buffer settings in your audio application software Smaller buffer sizes are preferred because they reduce latency the time it takes for an audio signal to travel through your audio software In some cases however setting too small a buffer size can overtax your computer s processor particularly when running multiple tracks and or a number of DSP plug ins This can result in clicks and pops and other distortion in your audio playback Try increasing the buffer size from within the audio application or via the LT TB control panel and see if your playback performance improves 3 If other Thunderbolt devices are connected on the same bus as the LT TB try disconnecting them and see if your performance improves 4 Disable Wi Fi Bluetooth or other background devices that maybe be draining the CPU performance Windows does not see Thunderbolt Device When the Aurora TB is first connected to a Windows computer a dialog box will prompt that new Thunderbolt Devices have been conne
23. your chosen audio software A solid grasp of the operational fundamentals of your Digital Audio Workstation software and its user interface will go a long way toward enhancing your experience with the LT TB 2 1 In the box The following items are included in your LT TB carton gt LT TB card in an antistatic bag gt Quick Start Guide gt YY Standoff Post If any items are missing or damaged please contact your dealer or Lynx at http www lynxstudio com 2 2 Operational requirements There are three essential elements that must be met for compatibility with the LT TB 1 The host computer must have one or more compatible and functional Thunderbolt ports 2 The host computer must meet the system requirements necessary for correct functioning of the LT TB 3 The Aurora must have firmware revision 28 or above A list of Intel approved Thunderbolt computers motherboards and components is available online at www thunderbolttechnology net gt Products It also is important to note that most professional audio applications place significant demands on your computer s resources and it is therefore recommended that you meet or exceed the recommended system requirements for your Digital Audio Workstation software which will likely be greater than those listed for the LT TB Please refer to your audio software s documentation for more information Also daisy chaining multiple Auroras will place greater demands on the host compu
24. An Aggregate Device is created from Applications gt Utilities gt Audio MIDI Setup in OS X Make sure that the Audio Window is open Click the button at the bottom of the window to create a new aggregate device You can name it whatever you wish or accept the default name Click to check each of the Lynx Interfaces that you wish to be combined into this aggregate device Up to six interfaces can be added Make sure that the Drift or Resample box is Un Checked for each selected interface Now your multi interface LT TB Aggregate Device is ready to use from within your 8 2 Using LT TB with other Thunderbolt Devices The Thunderbolt specification requires that certified units can allow for daisy chaining other Thunderbolt devices Common computer accessories like hard drives video equipment and expansion chassis can be connected to the Thunderbolt Daisy Chain either before or after your Lynx Interface s Up to six devices can be daisy chained together off of a single Thunderbolt port The Thunderbolt specification also allows for a separate video stream so that in addition to the 6 devices a monitor can be added at the end of the chain 2 1 Bus Powered Devices Some Thunderbolt devices operate from Bus Power where they receive adequate voltage from the Thunderbolt connection to drive the device as an alternative to having a dedicated power supply The LT TB does support such devices but it is necessary to connect a 12V DC
25. DAHALE BASED ON 10 11 12 The installer will extract the necessary files to the C Lynx directory Click Extract from this window 2S installation procedure will fail To install the Lyra TWO L22 4E516 Version 2 WDM driver first press the Install button below Once the files have been extracted from this archive further instructions will be provided Please be sure to read the remase notes document completely before attempting to install this driver If you are prompted to let the program make changes to the computer select Yes You will next see the driver Install dialog Click Install Wiri ta thr Lyns Creer Installer Tres papam wll ratal the lyna drier and maniat Computer may he necessary Your Lyne duck Card should already be netaad ina det inside your cnesputer Prass Install to proceed wath the dower inetallatan or select Cancel bs quit Copyright it 1996 3014 Lyne Stucke Technology Cancel Wiould you like to install this device software y Mame Lyra udes lactig brer eodared wack i Pubboter lysa Shade Techtesleggy Fe Aiwin uat sofewer frees Lysa S bail Tashinictogy ing WP Tou poud oniy irtal deever poltan bem pubinher yra tract ioe ces decode shih sens ienn a iie es mil Driver installation will proceed Finally you will receive a confirmation that the install completed successfully The driver installeson is complete Cop
26. February 10 2014 Copyright 1998 2011 Lynx Studio Technology Inc All rights reserved
27. Mode If one wishes to use only the analog I IO then 16 channel mode would be the appropriate choice For Analog AND AES Digital I O then 24 or 32 channel mode would be the correct option 7 After selection click Save then close the Lynx Mixer 8 Turn each Aurora OFF with the front panel switch then turn it back ON again This will save its state 8 1 3 Set the SYNC SOURCE Now that the units are cabled up boot the computer Once the OS has loaded launch the Lynx Mixer to set the SYNC SOURCE for each interface Select each unit from the tabs on the left part of the Lynx Mixer screen and then click the SYNC SOURCE dropdown menu in the Navigation Bar to choose the desired source For the units that are wordclock slaves the correct selection would be EXT Verify that SYNC SOURCE on the front panel reflects the chosen setting After setting each Aurora to its desired configuration turn the unit OFF and the ON from the front panel power switch This will save the unit s state 8 1 4 Configure for use In Windows one can use the Sound section of Control Panel to select whichever unit is desired as the default playback device Unfortunately Windows is known to jumble the device order here To determine which unit in the list is the one that you wish to use follow this process From Control Panel gt Sound gt Playback you will see all of the Aurora Devices Play 1 2 in this list will be labeled as Speakers Clic
28. ay 3 4 etc For Digital Output 1 2 with an Auroral6 it would be Play 17 18 With an Aurora 8 Digital Out 1 2 would default to Play 9 10 To add sources to an output click an output button to select it and it will turn green Then un mute Record and or Play sources from the Record and Play Panes Signals from those sources will now stream to that output When multiple sources are assigned to a single output it is often necessary to attenuate the individual sources to prevent excessive level from causing distortion to the output 7 3 6 File Menu OS X Mixer Menu Windows BSS Settings Restore Defaults R Mixer Settings Restore Defaults Open Scene Open Scene 0 Save Scene 3 Save Scene 5 About 4 About Exit The File Menu OS X and Mixer Men Windows are rough equivalents The only difference is that the Mixer Menu has Exit whereas in OS X there is a Lynx Mixer menu which has the equivalent Close The other 4 items from the File Mixer menu are the same Restore Defaults This returns the Mixer and Aurora hardware to its factory default state Routing Sync Source state of the Play and Record panes all can be impacted What is NOT impacted is channel mode and device order since those states are stored in the actual hardware Restore defaults is an excellent troubleshooting tool When things are not going as expected this is a good first step to try Open Scene This feature all
29. cted and an application must be run to mount the devices The next window will have a drop down menu with the following options Do Not Connect Connect Only Once or Always Connect It is important to choose Always Connect or else the device will not appear on subsequent boot up Using a bus powered hard drive and it is not appearing to the operating system The Aurora TB WILL support bus powered Thunderbolt devices in a daisy chain but it requires connecting the LYN TBPS1000 AC Adapter to the 12 VDC power port on the LT TB card The LYN TBPS1000 can be purchased from a Lynx dealer or the lynxstudio com website The Sample rate on the Aurora front panel does not match the sample rate of the audio material being played If the Aurora is operating on an External or AES input SYNC SOURCE you must manually select the rate through either the audio application settings page or globally through the OS s sound control settings With external clocking you must also set the sample rate to the desired rate on the clock master device Otherwise the playback streams may be sample rate converted by the operating system compromising playback quality Please see Section 5 1 Clock Settings and Connections for more information If the Aurora is operating on Internal and there is a sample rate discrepancy check the OS default sample rate and see if that 1s where the discrepancy exists In Windows this can be established in the Sound Section of C
30. ctive This option allows the Current Clock Source to be changed even when the Aurora is being used by an audio application Please note there will be an audible glitch when a clock source is changed during playback or recording of audio With the Allow Clock Change if Active option OFF the default changing the Preferred Clock Source will not change the Current Clock Source until the driver is no longer being utilized by a software application Mixer Lock When checked enables a locking feature that prevents changes to any of the mixer controls by any application including the Lynx Mixer With the LT TB correctly installed in your computer you can begin to use the Aurora with most popular third party audio applications In this section we will explore setting up the Aurora TB system for different contexts of use 8 1 Configuring Multiple Units Up to six Aurora TB and or Hilo TB interfaces can be daisy chained to a single Thunderbolt port Each unit will be addressable independently in the Lynx Mixer and the combined I O can be used by a DAW application Connecting multiple units is done in three stages 8 1 1 Connect the cables With the computer OFF now we connect the Thunderbolt and wordclock cables You will need one Thunderbolt patch cable for each Lynx LT TB Interface in the system One cable should be connected from the computer s Thunderbolt port to either port on the first Aurora Then daisy chain one at a time from the
31. e to LT TB Press Program e When the updater is complete power down and unplug the Aurora e Plug the Aurora back in and turn it back on The firmware should now be up to date You can verify the firmware revision from the Lynx Mixer gt About Lynx Mixer In addition to the LT TB the Aurora itself has firmware The Aurora firmware can also be updated via the Thunderbolt using the same method as described The only difference is keeping the Aurora as the Unit to Update rather than the LT TB card We encourage users to read the Release Notes for each firmware updater before running it just to insure that changes made are pertinent to your conditions of use For instance sometimes there are firmware updates for the Aurora that only pertain to a specific LSLOT Expansion card In such a case there is no point in updating unless you use that card There is an error message during the driver installation l 2 3 Verify that the LT TB has been installed correctly and there is an LED flashing on the LT TB board See Section 5 3 Installing the Lynx Driver Verify that the TB cable is connected correctly and that the computer TB ports are active and the drivers are functional Verify that your Aurora has firmware revision 28 or above The LT TB does not show up in the Operating System as a usable device l 2 Check that the LT TB 1s correctly installed and verify that the green LED on the LT TB
32. e See 5 from the section below From this pulldown all of the possible Aurora SYNC SOURCE options can be selected Adapter This button toggles whether the Adapter settings are visible from the Main window or not The Adapter section when visible appears on the left part of the screen E a Rate Select 44 1 kHz Sample Clock Current Source Internal Measured Rate Rate Lock Preferred Clock Source Internal External External 2 External 4 AES A AES B Analog Trim Analog In 1 4 4 dB Analog In 5 8 Analog In 9 12 Analog In 13 16 Analog Out 1 4 Analog Out 5 8 Analog Out 9 12 Analog Out 13 16 wO rw o lt m wW i 9 z lt x N WO Lam i gt O L 5 lt m oO ret 0 o 5 lt wW kami i oO t 3 lt x a O Record This button toggles whether controls for the Record Inputs are visible from the Main window or not The Record Input section when visible appears as the middle bank of faders in the Lynx Mixer Aln2 Aln3 O Play Aln8 Aln9 Aln10 Aini1 Aln12 Aln13 Aini4 Aln15 Aln16 This button toggles whether controls for the Play Outputs are visible from the Main window or not The Play section when visible appears as the bottom bank of faders in the Lynx Mixer Play 8 Now let s look at the Mixer Main Window in greater detail Sample Clock Current Source internal Measured Rate Rate Lock Preferred Clock Source internal External
33. e interface is installed correctly and properly connected to your external equipment 1 Open Audio MIDI Setup from Applications gt Utilities 2 Ifthe Audio Devices window does not appear automatically then select Show Audio Menu from the Window menu 3 All available audio devices will appear in the left pane Locate the Aurora 16 from this list an i Betlt in Microphone 4 i Aurora 16 Boilt in Gutsut Glock sume Digits in 1 at g E Aurra 16 ipin L Play E F 2 Aurera j e Dickie Format 132000 0 He 2eh 72 Ei ins 4 Select this device From the Gear icon in the bottom left corner click Use this device for sound output 5 Download SineWaveMinus16 zip from the Lynxstudio com website Support gt Downloads gt Product LT TB gt OS OSX gt All Files Save it to the computer s desktop Double click the file to extract sinewaveminus16 wav 6 Connect the Analog Outputs of the Aurora to monitoring equipment capable of delivering an audio signal for listening via headphones or speakers Depending on your external equipment you may be using the Lynx CBL AOUTS85 or a third party equivalent Verify that Analog Outs amp 2 from the Aurora are connected to your external equipment These are the outputs used for this test 7 For this test we will set the Aurora to Internal as the clock source This is the default state of the Aurora If this has been altered select Internal
34. e example above if you have attenuated the signal of Analog Input 5 through Analog Outputs 3 4 but then you select Analog Output 1 2 from the Output Pane the fader for the Input will return to whatever position is established for that connection To reiterate the faders are for the level of a specific connection between an input and an output It will not effect the level of the input source monitored through an output that is not selected nor will it effect the level of the audio being recorded Mutes The M Icon below the fader is for the Mutes This switch Mutes or UnMutes SGEN the input signal routed to an output As with the faders this control is specific to the patch point between the Input Source and the selected output It does not control whether the input signal itself 1s muted or whether that input signal can be recorded When the M button is blue like this BA then the Mute is ON and no signal will pass to the selected output When the M button is gray like this MM then the Mute button is OFF and signal WILL pass to the selected output Inputs are Muted by default When an output is selected from the outputs pane inputs need to be un muted to become active When an input source is no longer being monitored then it is good practice to Mute it again so that unintended mic bleed or system noise is not corrupting the signal path O Gang Switch In between the two Mute buttons for a pair of Inpu
35. er aie toch a e driver and firmware as follows Build Date Jan 17 2014 Mixer Driver Version Displays the current mixer LynxWDNM DII Version 2 00 Build 20 P 3 LynxV264 Sys Version 2 00 Build 20 version and build number Lynx LT TB Serial Number 1411342215 Rev A Build Date Displays the date the driver and mixer were Firmware Version 5 0 Date Jan 16 2014 released Aurora 16 Serial Number 2612092281 Rev B r Aurora 16 Firmware Version 28 DLL and SYS versions Windows only These are E0 C0 S23 Temperature 39 C 102 F driver system file versions useful for diagnosing a n potential versioning mismatch www lynxstudio com LSLOT Device Displays the installed Lynx LSLOT ciara sees Expansion card in this case the LT TB LSLOT Serial Number Displays the serial number of the Lynx LSLOT Expansion card installed LSLOT Hardware Rev Displays the hardware version of the Lynx Expansion Card LSLOT Firmware Version Displays the firmware revision of the Lynx Expansion Card LSLOT Firmware Date Displays the date the LSLOT firmware was released Device Name Displays the name of the Lynx audio device installed Up to eight Lynx audio devices may be shown In this case Aurora 16s Serial Number Displays the serial number of the Aurora Hardware Rey Displays the hardware version of the Aurora Firmware Version Displays the firmware revision of the Aurora Firmware Date Displays the date the Aurora firmware was released Tem
36. fect Cancel Save Restart Dual Wire IN amp Dual Wire OUT This enables dual wire mode for the Aurora s AES Inputs and Outputs Dual Wire insures legacy operation for older AES devices that do not natively support higher sample rates generally 88 2kHz and above For more information about dual wire see the Aurora User s Guide pp 7 Record Dither Type This option provides selection of the type of dither used on all record channels The following options are available Triangular Enables the addition of triangular probability density dither Triangular is the preferred dither type in most cases Shaped Triangular This type of dither is essentially high pass filtered triangular dither that places most of the dither energy at higher frequencies making it less audible to the human ear Shaped triangular dither decreases signal to noise by 4 8 dB Aana mwer Rectangular This type of dither decreases the signal to noise ratio by 3 dB less than triangular but is less desirable because of its noise modulation effects Dual Wire In Dual Wire Out Record Dither Type d v Triangular Allow Clock Change if Active Rectangular Mixer Lock Note dither is only activated when recording at bit depths below 24 bit The dither corrects for potential truncations artifacts when recording at a bit depth less than the conversion bit depth which on an Aurora is always 24 bit Allow Clock Change If A
37. gnal WILL pass to the selected output Play channels are pre routed by default Play 1 2 is routed Analog Output 1 2 Play 3 4 is routed to Analog Output 3 4 etc When the Aurora is in 24 or 32 channel mode Play 17 and above route to Digital Outputs With an Aurora 8 Play 1 8 is routed to analog out 1 8 and Play 9 16 are routed to Digital Out 1 8 For most users the default 1s appropriate and will never need to be changed There are a number of cases where customizing the play stream destinations can be useful Sometimes mirroring a play stream to multiple outputs changing the device order so for instance Play 1 2 goes to the Digital Outputs or just for cases where inputs and play streams are routed to an output and you just want to isolate the input signals and mute the play streams With an output selected in the Outputs Pane mute or un mute play channels as needed You can have multiple play streams go to the same output or a single play stream going to multiple outputs It is good practice to save a scene whenever such alterations are made so one can easily return to the customized state O Gang Switch In between the two Mute buttons for a pair of Inputs is the Gang Switch This switch toggles the Ganged state for a pair of faders and mutes If two channels ARE ganged then moving the fader for one of them will move both channels Similarly if one is muted then both will mute If the faders between the channels are offset
38. gt Audio MIDI Setup AOD i Built in Microphone Susie DAJE I 1 Aurora 16 Built in Gere Ciak source Digital in T PEE i Li Aurora 16 F 2 Aurora 16 7 3 Aurore 16 Format 1920000 He 2eh 32bet Integer F 4 Aurore 16 F 5 Aurora 16 a Aggregate Device l Aurora 16 1 Play 1 Source Default f 3 vaut qa Bumy LE pi ce ce 2 wm ae Pe S ESSERE RSE FF ere vere A 2 Aurora 16 J Aurora 16 d Aurora 16 S Aurora DG G Aurora 16 F 6 Aurora 16 Configure Speakers ae Configure toeabert AL ve this device fer sound input a Pay aber and pound eee through thi deviga When the Aurora is selected as the output sound device channels 1 amp 2 are active by default To change this highlight the Aurora choose configure speakers from the gear icon and then select the desired stereo output channels from the drop down menus Multichannel For each speaker choose the device channel connected to the speaker To test the connection click a speaker to play a sound C Done Apply 8 3 2 2 Controlling Latency by Changing the Buffer Size Latency in an audio interface can be defined as the time required to process a sample from an application to the interface s audio output A number of factors determine the achievable latency performance of an Aurora LT TB system processor speed operating system sample rate number of utilized record o
39. gt Register Your Products Once you are registered you will automatically receive notifications of new products and upgrades 10 4 Return Policy If you have a unit that you suspect 1s defective or is malfunctioning contact Lynx technical support via one of the means described above for diagnosis If the technician determines that the unit is faulty they will issue an RMA number so you can send the unit in for repair Units received without a valid RMA number will be refused All RMA numbers are valid for 30 days from the date of issue 10 5 Locating the Serial Number of Your LT TB To register your LT TB you must supply its serial number The serial number is located on a label attached to the back of the card and on the shipping carton This legal document is an agreement between you and Lynx Studio Technology Inc By opening the sealed board package or written materials you are agreeing to become bound by the terms of the agreement which includes this License and Limited Warranty collectively the Agreement This Agreement constitutes the complete agreement between you and Lynx Studio Technology Inc If you do not agree to the terms of the Agreement DO NOT OPEN the anti static bag containing the LT TB board Promptly return the unopened package and all other items using the original packaging to the location of purchase One year Free Labor One year Parts Exchange This product must be returned to the factory for repair
40. he SYNC SOURCE and SAMPLE RATE buttons on the front panel will also be locked out when there is a valid Thunderbolt connection These parameters can only be changed from within the Lynx Mixer The METER button will NOT be locked out and can be toggled between Analog and Digital from the front panel TRIMs are also locked out and can only be changed from within the Lynx Mixer 5 5 Channel Mode The Aurora 16 with an LT TB card can operate in three different channel mode configurations In 16 channel mode the Aurora will deliver 16 channels of analog I O into the Thunderbolt stream The Analog Outputs mirror to the AES Digital Outputs in this mode but the Digital Inputs are not available In 24 channel mode the Aurora will present 16 analog AND 8 AES digital channels into the Thunderbolt stream In 32 channel mode the Aurora will present 16 analog AND 16 AES digital channels into the Thunderbolt stream 24 and 32 channel modes would be appropriate for a user that wishes to have independent access to the Aurora s analog AND digital channels The Aurora 8 always will operate in 16 channel mode with 8 channels of analog and 8 channels of AES digital available The channel mode can be changed within the Lynx Mixer Click Settings gt Advanced gt Adapter Settings selecting the appropriate Aurora if multiple are present and then setting the desired mode from the Channels Selection Click Save Turn the Aurora OFF t
41. hen ON again for the new channel mode to become active With multiple Auroras each can be set to different channel modes if so desired For instance if there are three Auroras but only 16 channels of AES Digital I O is required you could set two Auroras to 16 channel mode and one to 32 channel mode 5 6 Device Order In a multiple Aurora configuration some of the newer operating systems have a tendency to cause the order of devices to switch For instance on one boot cycle Aurora A will be device 1 and Aurora B will be device 2 within the OS After a different boot cycle this may change so that Aurora B is device 1 and Aurora A is device 2 The Lynx Mixer has a solution to this dilemma Please see 8 1 1 Setting Device Order for details 5 7 Verifying Successful Installation To verify that the driver was successfully installed and is operational launch the Lynx Mixer application In Windows this can be found at Start gt All Programs gt Lynx Studio Technology gt Lynx Mixer In OS X the Lynx Mixer can be found in Applications With the Lynx Mixer open verify that the SY NC SOURCE is on Internal Then change the sample rate from the RATE SELECT pulldown in the toolbar from 44 1k to 96K Make sure that the SAMPLE RATE on the Aurora front panel responds accordingly If the Lynx Mixer will not open or it opens but you cannot change the sample rate see Section 9 Troubleshooting With the LT TB drivers and Mixer applicati
42. ing Device Order Each unit s position from first to last will be consistent with the order that the interfaces appear to your software applications the exception being non ASIO software under Windows see section 8 1 4 Configure for use Most features are identical for the OS X and Windows versions but there are a few OS specific controls These will be pointed out as such in the sections below 7 3 1 Navigation Bar The bar at the top of the Lynx Mixer main window provides access to commonly used functions and allows for customizing the displayed elements Doing a mouse over will cause a pop up to appear over each icon in the Navigation Bar with a short description of the associated function 1E In B Rate Select 44 1 kHz Sync Source Internal 1 Open Scene This feature allows user defined mixer scenes to be restored Mixer scene files can be saved to any directory on the computer s hard drive After clicking Open Scene navigate to the directory where the desired scene file has been saved highlight the file and click Open Opening a scene file will cause the Lynx Mixer to instantly adjust to the parameters states which were saved in the scene In a multi unit system a scene restores the state of ALL Lynx units in the system Mixer scenes can be a quick and easy way to flip between two commonly used contexts of use like Recording and Mixing for instance Osave Scene This feature provides the
43. install you will not see this dialog box Just continue on with the subsequent steps a New Thunderbott Devices Attached to Pert 1 9 Tht haiei Dreit ain agi thers Geren pad oe ieee caret oat eee avi TOLEA Po peer to cores to a Teen Salad the devices you wash bo conned Lyre Shui Tachnelegy me LT TB Meme batang De Mot Connect il privan phat th Ghani from beng ub d on Pe praen 4 Locate the LT TB driver from your downloaded files The file name will be V2Setup exe Double click the installation file to start the driver installation 6 Accept the License Agreement by clicking Accept J rx Studa Techroagy Ine Erd User Licerise Agrrement EULA eso lt Sl art a it ee THE SOFTWARE WILL INQIGATE THAT YOU HAVE READ WADERS TOD AMDO ALLEPI THE APPLICA TERMS AND CONOTIOAS DO KOT PROCEED N ANY SH HAMER UALESS YOUU AHE SELE AND TLL 1 OENTER INI O AND OOMPLY WITH THE APPLICABLE END LEER LENGE AGREEMENT IF YOUHAVE AAT QUES TRONS COMTACT LE STUDIO TECHNOL NL ELUHE WO ATTEMPT TO COPY INSTALL OR UGE AMY PAAT OF THE SOFTWARE EY INSTALLING THE SOFTWARE YOU AGREE TI IMDM AND HOLD HARMLESS LYH S TLE TECHMOLOGY INC EOM ALL CLAIMS DOSTS ANDO ERPESES INC UNM LEGAL EPS ARISING GA UE ARY LEE OF OR INABILITY TOLSE IHS So ALE NO EVENT WILL LYNX BE LIAHLE FOR FEIDENTAL CONSEQUENT LAL OR OHA DAHAS RESULTING FROH THE USE OE THIS SOF TARE PELU AMUNG CH FER HND DAMAGE TORPSOPERTY
44. io being played In Windows 7 and Windows 8 WDM DirectSound and WASAPI applications do NOT typically request sample rate changes Instead they rely upon Sample Rate conversion built into the operating system to convert the play rate to the rate of the audio hardware If one wishes to avoid the effects of this rate conversion the sample rate can be changed globally from the Sound section of Windows control panel Sound gt Properties gt Advanced After changing the sample rate the play application often will need to be restarted In OS X some Core Audio applications will initiate a change of sample rate to match the project or audio file being played and others will not For the most part professional audio recording software does request sample rate changes and consumer or media playback software does not Examples of the former would be Logic ProTools Cubase Digital Performer etc Examples of the latter would be iTunes DVD playback software or Quicktime When the application does not request a sample rate change and one wishes to avoid sample rate conversion the sample rate can be changed from within Audio MIDI setup in OS X to match the desired sample rate After changing the sample rate the play application often will need to be restarted 5 2 2 Using External AES A AES B Clock The Aurora can slave to a master house clock source via Word clock or via its AES inputs In this state it is also important to verify that the
45. is flashing Close the Lynx Mixer and any audio applications and reset the LT TB either by removing then reinserting the TB cable or by turning the Aurora off for 5 seconds then turning it back on Verify that the Aurora has firmware revision 28 or above To determine what firmware revision your Aurora has press the TRIM and POWER buttons at the same time with the power to the Aurora off If the LED flashes over the numbers 2 on the input row amp 8 on the output row or above i e 2 amp 9 3 amp 0 etc in the Aurora Meter Display then your unit is compatible with the LT TB If pressing Power and Trim does not cause any LEDs to flash causes a sequence lower than 28 to flash or causes a single number to flash then your unit needs to be updated Check that the OS is compatible with the LT TB One must be running OS X 10 8 or Windows 7 or 8 32 bit or 64 bit The Aurora shows up in the Operating System as a usable device but will not pass audio l Make sure that the LT TB has been assigned as the active device in the application being tested Many audio applications allow a specific audio device to be selected from a configuration menu Other applications will use whatever the operating system default device is In this case verify that the Aurora has been configured as the default playback device for the system Check that the source for TO ANALOG OUT is set to LSLOT IN Check the Lynx Mixer Outputs Panel and see 1f there is
46. ital In 1 Right etc For an Aurora 16 when in 16 channel mode only the Analog Inputs are assigned by default In 24 channel mode Record Devices 17 24 are assigned to Digital Inputs 1 4 In 32 channel mode Record Devices 17 32 are assigned to Digital Inputs 1 8 Input names are abbreviated so that they can appear in 4 spaces Sources that start with A are for Analog and with D are for Digital For instance AIn4 means Analog Input 4 DI4L means Digital In 4 Left Note digital inputs have a stereo orientation analog have a mono orientation Clicking the Input Source button generates a menu with all of the Analog and Digital Inputs available to choose from For the vast majority of users the default configuration is ideal and would never be changed There are a few reasons why assigning inputs other than the defaults may be beneficial e Assigning the same physical input i e Analog In 1 2 to multiple Record devices can allow the user to record the same signal into two different programs or onto two different tracks within the same program e If the Digital Inputs are being used primarily and not the Analog Inputs It can be useful to assigning the first record devices to the Digital Inputs instead of Analog so that they appear first in the list e If using one pair of analog ins and one pair of digital ins is the typical working method then having those be in adjacent Record Devices can be convenient When a
47. k one of them to select Click Properties gt Advanced Click the Test Button Look at the Auroras in your rack Whichever shows Meter activity for the first pair of channels when Test is clicked corresponds to that instance When you determine the desired unit from the Playback tab of SOUND right click that device and select Set as Default Device When using ASIO applications all of the Lynx Interfaces will be presented as a single ASIO device labeled Lynx ASIO When Lynx ASIO is selected as the current audio device all of the I O from all of the interfaces will be presented in order The device order and channel mode of each interface determines its position in the list of I O ASIO devices will be labeled with the Device ID then the Play or Record channels For instance 1 Aurora Play 1 2 is for Unit 1 Channel 1 2 2 Aurora Play 3 4 is for Unit 2 Channels 3 4 cic In OS X all the units must be configured into a single Aggregate Device in order for their combined I O to be accessible to an audio application Built in Input amp Aggregate Device amp Built in Output Clock Source 1 Aurora 16 2 nme K Sample Rate 96000 0 Hz 5 1 A 16 16 in 5 2 Aurora 16 4 Jse Audio Device Built in Input 2 0 Built in Output 0 2 J 1 Avrora 16 16 16 J 2 Aurora 16 16 16 Configure Speakers favorite Audio application Comihigure Spesie
48. l Indicator This displays the amount of attenuation performed on the associated record source This 1s attenuation for the Monitor level of the signal it has NO bearing on the level being recorded through an audio application It is applicable to Monitoring Level only how loud that signal source is through the output you are listening to O Faders and Meters The METERS on the Input section show the level strength of the signals at the associated input Since there is no way to attenuate the level of the signal being recorded except for the Trim controls with the VT version of the Aurora16 the METER level will reflect the signal that will be recorded into audio software The METER will not reflect attenuation to the input signal as it is being monitored When you lower the fader the METER level will not change however the change WOULD be reflected in the meters of the output this signal was routed to The FADERS are for attenuating the signal of the input as it is being hardware monitored For instance if you are routing a signal from Analog Input 5 through Analog Output 3 4 and the input signal is too loud relative to the rest of the mix you would lower the fader under AIn5 to correct that The signal level being recorded for Analog In 5 will not change but the level through the outputs as you are monitoring the performance will go down The Fader position is specific to the connection between the input and an output So using th
49. meter activity for the appropriate outputs being used If there is check the cable connections from the Aurora analog or digital outputs to the monitoring equipment Close the Lynx Mixer and any audio applications and reset the LT TB either by removing then reinserting the thunderbolt cable or by turning the Aurora off for 5 seconds then turning it back on Verify that the Aurora has firmware revision 28 or above To determine what firmware revision your Aurora has press the TRIM and POWER buttons at the same time with the power to the Aurora off If the LED flashes over the numbers 2 on the input row amp 8 on the output row or above 1 e 2 amp 9 3 amp 0 etc in the Aurora Meter Display then your unit is compatible with the LT TB If pressing Power and Trim does not cause any LEDs to flash causes a sequence lower than 28 to flash or causes a single number to flash then your unit needs to be updated Check that the LT TB is connected via a Thunderbolt cable not provided 7 Check that the OS is compatible with the LT TB One must be running OS X 10 8 or Windows 7 OR 8 32 bit or 64 bit Remove all other Thunderbolt devices from the bus and retry 9 Close the Lynx Mixer and any audio applications and reset the LT TB either by removing then reinserting the cable or by turning the Aurora off for 5 seconds then turning it back on Si Continuous clicking popping or crackling noises in your audio 1 Check clock master
50. n input source button shows a Digital Input the button will be when that Input is locked to a valid digital signal or it will appear as Red when no clock signal is present Pan Pot The Pan Pot knob controls the pan position of the input as it is being monitored through an output IT HAS NO EFFECT ON THE RECORDED SIGNAL It is only pertinent to monitoring Hardware no latency input monitoring is implemented by clicking on a physical output button at the bottom of the mixer screen For instance in the screen picture below Analog Out 1 and 2 have been selected Output selection is always done with stereo pairs M amp M M M IV 3 AOut 4 The Output label appearing in green indicates that this is the Selected Output A different Output can be selected by clicking the a different pair s Output button In this state any of the Sources in the Input Section can be routed to this output For instance if we have an input signal on Analog In 3 and we wish to hear it through Analog Out 1 2 Select Analog Out 1 2 in the bottom of the Outputs Section then un mute Analog In 3 in the Inputs Section Now signals from Analog Input 3 will be heard through Analog Output 1 If we would like to hear the signal through Analog Outputs 1 2 both then the Pan Knob can be used to pan Analog In 3 to the center or anywhere within the stereo spectrum By default Odd number inputs are panned to the left and Even number to the right Numeric Leve
51. nd from the LT TB The higher the buffer size the less work the computer has to do to stream audio to the hardware However a higher buffer results in more latency Also the higher the sample rate the higher the buffer size needs to be For instance a buffer size of 128 samples at a sample rate of 44 1kHz results in 2 9 milliseconds of latency However at 96kHz a buffer size of 128 1 33 milliseconds Therefore the buffer size needs to be increased as the sample rate increases to maintain the same level of performance If the buffer size is too low you can experience clicks pops or distortion in the audio This is the result of buffer under runs when the audio buffer is momentarily depleted because the computer cannot deliver samples quickly enough to keep it filled Why is latency important It isn t in every case Here are the main conditions where low latency is important Software input monitoring This is where you are monitoring through your audio software the input signals to be recorded The software is re directing the input signal back out to a play device If the buffer is too high here the performer will hear a noticeable delay between the notes they are playing and hearing the sound back through the computer Note that with the LT TB zero latency hardware monitoring is available as an alternative to software monitoring See Section 7 Lynx Mixer Reference Virtual Instruments Generally this would involve using a software
52. nd high performance audio device using the latest high speed interfacing technology available We believe you will find our efforts to benefit all of your audio projects immensely This manual covers operation product characteristics and information to help you get started Additional information is available via our website s support resources Please refer to Section 10 Support at the end of this manual for support contact information The LT TB is an LSLOT expansion interface that is designed to allow the Aurora professional audio AD DA converters to be used with Thunderbolt equipped laptop and desktop computers It utilizes the very latest Cactus Ridge Thunderbolt chips insuring maximum bandwidth minimal latency and compatibility with the latest computer hardware and applications The LT TB is one of the first Thunderbolt audio products that can be used with Windows or Mac based computer systems It includes a convenient and easy to use software interface for setting parameters managing volume levels monitoring input signals and viewing real time meters etc Up to 6 Lynx Interfaces Auroras and or Hilos can be daisy chained from a single Thunderbolt port with potential for an incredible 192 channels of audio From laptops to the most powerful workstations Thunderbolt ports are found on the latest computer systems Finally high channel count systems can be configured inexpensively and with broad compatibility Also home users wi
53. nels plus 96 digital channels on one Thunderbolt port Theoretically a computer with two Thunderbolt ports could deliver up to 384 channels The 2014 Mac Pro with 6 Thunderbolt II ports can potentially deliver 1 152 channels if processor speed and system throughput are adequate The Thunderbolt spec allows for daisy chaining of unrelated devices as well so hard drives monitors and other devices can be connected in a daisy chain with one or more Auroras Since hot plugging is integral to Thunderbolt devices can be added or removed from the daisy chain without requiring a reboot or power cycle of the hardware The LT TB was designed with adaptability in mind The hardware can be field programmed through simple firmware updates which can be downloaded from the Lynx Studio Technology website In this way the product s functionality and feature set can be easily upgraded by the end user Also the host Aurora s firmware can also be updated through the Thunderbolt connection to the computer No MIDI Interface required 1 2 Vv Vv Y VW V YV Features Dual Thunderbolt ports Version 2 Cactus Ridge compliant With an Aurora 16 provides up to 32 channels of I O analog AES digital at sample rates up to 192kHz With an Aurora 8 each unit provides 16 channels of I O 8 analog 8 AES digital at all sample rates Up to six Auroras can be daisy chained for a total of 192 channels Supports routing of Thunderbolt audio streams to
54. ng Successful Installation cccssssseeececeeeeeeeeesseecceeeeeeaeeeees 19 gt Getin Started oeisio a aE aar EAEN ESEAS 20 6 1 Windows Ouick Audio Teslis a a onan 20 6 2 Macintosh Ouick Audio PC St eeen aa AA 22 7 Lynx Mixer Application Referenc sccccccccsssssssssssssscccccccssssssssscccccssscssssscsees 24 7 1 Starting the Lynx Mixer Application within Windows seeeeeeeeees 24 dan Starting Lynx Mixer Application within OS X cccccssssssseeeeeseeeeeeeeeeeees 24 7 3 General OPE UO a a E E E 24 S Usmo the LETE erao a aa aE EEE A 41 8 1 Comets Multiple BS serisi a ais 4 8 2 Using LT TB with other Thunderbolt Devices cecccccceeeeeeeeeeeeees 43 8 3 APPHCIUON SOU Dasani di cosi a a a 44 8 4 Wcities BIMW Ate a E ice sete cued 50 9 MVOUDICS HOOCHNG orsin orei o E ESEE 51 10 SUPPO eane EE ceca sles cdiuiies sec EN RN 54 10 1 Lynx Website Support RESOURCES nenie E 54 10 2 Tepon SUPPO e E beeen ashen eeousiens 54 10 3 Rezisterninoe your LI Breser ae a ies 54 10 4 Rein POHG y aoresoraraset a a ape en Ma ate 55 10 5 Locating the Serial Number of Your LT TB 2 00 cccccccssseeeeeeeeees 55 H TIGCONSE A Creeime ME sec ieciacscscecicictsceazeccsceetestescacucaaszectexsccceatensessssiasescateasgucssceseceeteness 55 i2 Warranty PMGOrintaOiisscsscsssccaiscetosscsdsscelescccusncseseccasncstunncsbecgcisicecepacensedeaanescouaseaees 56 Thank you for purchasing the LT TB We have worked hard to create a reliable a
55. ng a sample rate outside of the Aurora s usable range i e 22kHz This can be corrected by setting the clock source to a supported sample rate 44 1kHz 48kHz 88 2kHz 96kHz 176 4kHz 192kHz 3 The Clock Source was selected when the Aurora was being accessed by some software application In this case the Preferred Clock Source will become the Current Source when the card is no longer being accessed If Allow Clock Change if Active is selected from the Lynx Mixer Settings gt Advanced menu then a new Preferred Clock Source can become the Current Source while the card is being accessed from a software application 6 Analog Trims The Aurora s Input and Output Trims can be switched between 4dBu Pro Level and 10dBV Consumer Level in groups of four 4dBu is the default for all inputs and outputs Switching to 10dBV is essentially something that would be done to accommodate a piece of consumer gear cassette deck stereo receiver etc or a Pro Audio device that happens to have very low signal level characteristics The VT model of the Aurora does not have fixed Trims instead it relies on Trim Pots that are part of the Aurora mainboard With a VT model the TRIM values will be grayed out For more information about Aurora Trims see the Aurora User s Manual page 7 7 3 3 Record Section Alnt Aln2 Aln3 Aln4 Aln5 Aln6 Aln7 Aln8 Aln9 Aln10 Aln11 Aln12 Aln13 Alni4 Aln1i5 Aln16 Record 1 Record 2 Record 3 Record 4 Record 5 Rec
56. not allow device selection and only used the Windows default play device then you would set the Windows Default in the Sound Section of Control Panel to Aurora 7 8 If you wish to have WDM applications stream to the Digital Outputs instead of analog on an Aurora 16 how to go about it would depend on the channel mode you were in If you are in 16 channel mode then all signals will be sent simultaneously to the Analog and Digital Outputs For instance if audio is sent to Play 3 4 audio would stream to Analog Out 3 4 AND Digital Out 3 4 at the same time If you are in 24 or 32 channel mode you would need to assign Play Devices 1 16 to the Aurora Digital Outputs You do this in the Lynx Mixer with the Play and Output panes See Section 7 Lynx Mixer Reference for details An Aurora 8 displays a maximum of 16 channels so its analog and digital outputs will be available automatically 6 3 1 2 WDM Multi Channel Playback and Recording The Aurora TB is capable of playing back and recording multi channel interleaved audio such as 5 1 surround sound material The driver supports playback of up to 16 channel audio through a single Play device For playback several conditions must be met for successful multi channel playback l The only driver device that supports multi channel interleaved operation is Speakers If your playback software allows you to select the play device specifically choose Aurora Speakers If it does NOT allow you
57. ogy 72 be gt ice Be mE IM See ae es oot un Bad SEED ti ane ge min ok wrestles Wt 1413342109 iI aC AES I O 1 8 PORT A AES I O 9 16 PORT B WORD CLOC 9 Reinstall the Aurora lid using the eight screws that had been removed in step 1 installing the small center alignment screw first Do not over tighten this small screw as 1t is easily damaged 10 Plug in and power up the Aurora using the front panel standby switch You can see the LT TB from the slits in the Aurora top cover If the green LED on the LT TB corner by the transformer is flashing the installation was successful When a Thunderbolt cable is connected between the Aurora and a computer and the driver is loaded then the LED will go solid If the LED does not light unplug the Aurora and re mount the LT TB making sure that it is securely attached Then plug in and power up again If the green LED still does not light please contact Lynx Customer Support 5 1 Cable Connections The LT TB has been tested with standard optical and copper Thunderbolt cables For Copper cable one can use lengths up to 3 meters 9 8 feet Optical cables while somewhat more difficult to acquire do promise operation with much longer cable lengths up to 100 meters Thunderbolt cables are somewhat unique in that they contain signal transmission electronics For this reason it is important to practice good cable management avoid crimping or allowing cables to be
58. on installed the Aurora can now be used with most popular third party audio applications However it is a good practice to verify that the system is functional by testing the Aurora TB with the following procedure 6 1 Windows Quick Audio Test The installation of your Aurora TB can be tested using the Lynx Mixer and the Lynx Demo application that is installed automatically by the driver installer This is a quick way of verifying that the interface is installed correctly and properly connected to your external equipment 1 Connect the Analog Outputs of the Aurora to monitoring equipment capable of delivering an audio signal for listening via headphones or speakers Depending on your external equipment you may be using the Lynx CBL AOUTS85 or a third party equivalent Verify that Analog Outs amp 2 of the Aurora are connected to your external equipment These are the outputs used for this test 2 For this test we will set the Aurora on Internal as the clock source This is the default state of the Aurora If this has been altered use the Lynx Mixer app to set the SYNC SOURCE to Internal 3 On the Aurora front panel verify that TO ANALOG OUT is set to LSLOT IN 4 Open the Lynx Demo application by clicking Start gt All Programs gt Lynx Studio Technology gt Lynx Demo The Lynx Demo program should appear in the upper left corner of your screen Make certain that the Play Device is set to Aurora Play 1 2 Lynx Demo Pm
59. one system to another its numerical ID will remain intact One may need to change the ID because a unit has changed position been added or for some reason the existing order is not appropriate to the context of use We generally want to assign unit order in a way that is consistent with the physical ordering of units For instance if you have 4 Auroras in a rack you might want to make the bottom unit number 1 the next unit up in the rack 2 etc Device order is set from the Lynx Mixer 1 Ifthe driver is not already installed follow the procedure in Section 5 3 Installing Aurora Driver to install the Lynx Driver Reboot when prompted 2 Launch the Lynx Mixer Windows All Programs gt Lynx Studio Technology OS X Applications 3 Click Settings gt Advanced gt Adapter Settings The Auroras should show up with their numerical identifier For instance 3 Aurora 16 means that unit has hardware ID 3 4 When you click the Interface Name in the list all of the LEDs on the front panel of that Aurora will illuminate In this way you can determine which Aurora in the list corresponds to an Aurora in the rack 5 Use the Move Up or Move Down buttons to change the order to what is desired For instance if you wish for the unit that appears as 3 to be 1 use the Move Up button two times It should now appear as 1 Aurora 16 6 You can also set the unit s desired Channel Mode at this time see Section 5 5 Channel
60. onitoring levels pan or balance mirroring of streams and muting can be easily facilitated here The number of faders that appear will be relative to the channel mode that the unit is operating in In 16 channel mode there will be 16 Play Devices and corresponding faders 24 in 24 channel mode and 32 in 32 channel mode This section can be hidden by clicking the PLAY button in the Lynx Mixer Toolbar When the section is hidden all of the settings are still active Clicking the PLAY button again will make the section visible again Here is a breakdown of each element in this mixer section 1 Pan Pot Software Play devices in modern operating systems tend to have a stereo orientation However there can be cases when DAWs are configured with Mono playback streams The PAN controls will allow you to position a play stream anywhere within the stereo field If two Channels are Ganged i e Play 1 Play 2 then moving one pan control to the left will make the ganged channel s pan control move a corresponding value to the right As with the record section this will affect the Play stream as it is routed to physical outputs It is the pan position for that specific patch point Play streams are assigned to physical outputs by selecting the desired Output from the bottom fader group in the Mixer and then un muting play channels that are to be routed to that output If a pan position is established for Play 1 assigned to Analog Output 1 there
61. ontrol Panel after selecting a device click Properties gt Advanced gt Default Format In OSX this would be established from Utilities gt Audio MID Setup Select the device and then the sample rate in the right pane Also check in the Lynx Mixer and make sure that Rate Lock from the Adapter page or Mixer Lock from the Settings gt Advanced menu are NOT selected With multiple Auroras connected via a Thunderbolt daisy chain the units show different sample rates OSX only This behavior has been observed most notably in OSX If individual Auroras that are used together in an aggregate suddenly show up with different SYNC SOURCES and SAMPLE RATES then anticipated it seems to be a glitch in Audio MIDI setup To correct this close your audio software then open the Lynx Mixer and re select the desired SYNC SOURCE for each misbehaving unit Then re launch your audio application and verify that the SYNC SOURCES have remained stable If the SYNC SOURCE continues to be erroneous try building a new aggregate device and then re booting the computer We are devoted to making your experience with the LT TB trouble free and productive If the troubleshooting and operational sections of this manual did not help resolve your questions several support options are available to you 10 1 Lynx Website Support Resources Logging on to www lynxstudio com gt support will provide several options for resolving your support issues Support Ticket
62. open Thunderbolt port on unit 1 to either port on unit 2 out from unit 2 to unit 3 etc It doesn t matter which port receives and which port sends Next we connect wordclock cables to each unit If Aurora 1 is going to be the clock master connect a wordclock cable from Aurora 1 Wordclock Out to Aurora 2 Wordclock In then Aurora 2 Wordclock Out to Aurora 3 Wordclock In etc If clock distribution is utilized a single wordclock cable will go from each Aurora s Wordclock In port to an output on the clock distributor The Aurora is self terminating so there is no need for hardware termination Make sure that the wordclock cables are 750Hm and as close to the desired length as possible to avoid clock signal phase issues 8 1 2 Setting device order Modern operating systems have a tendency to change device order somewhat randomly If there are three devices ordered 1 2 and 3 after a reboot the order may have changed to 2 3 and 1 This can wreak havoc on project templates signal routing and workflow Since we can create 6 unit daisy chains it was imperative to the LT TB design that we devise a solution to this quandary On first boot when multiple daisy chained units are connected the driver will automatically assign each interface a numerical ID based on its cable position For most users there will not be a need to change this The numerical ID is actually stored in the hardware so if a unit is moved from
63. or most popular multimedia home theater and consumer audio applications Some such applications allow selection of specific playback devices In these cases an Aurora output device can be selected from the appropriate device selection menu When output device selection is not an option it can be assumed that the application uses the Windows default audio device To use the desired Aurora output as the system default With Windows 7 Windows 8 navigate to Start gt Control Panel gt Sound gt Playback Right Click the desired Lynx Aurora TB output device and choose Set as default device Note With Multiple Auroras the device IDs can be misrepresented here See Section 8 14 Configure for use Even when 24 or 32 channel mode is selected for the Aurora 8 stereo WDM play and record devices will appear to the operating system all 24 or 32 channels will show when ASIO is used Play devices are labeled as Aurora Speakers this is equivalent to Play 1 2 Aurora Play 3 4 Aurora Record 1 2 Aurora Record 3 4 etc These are pre configured to connect to appropriate hardware I O on the Aurora by default although this can be user altered in the Lynx Mixer Play Panel So for instance Play 1 2 streams to Analog Outpus 1 2 Record 1 2 receives signals from analog inputs 1 2 etc As an example if you wish to have a multimedia WDM application stream to Aurora Analog Output 7 8 you would choose Aurora 7 8 as the play device If the software did
64. ord 6 Record 7 Record 8 The top row of faders on the Main Screen is the Record Section of the Lynx Mixer The purpose of this section is to show input signal meter activity allow assignment of physical inputs to record devices within the operating system and manage the levels routing and pan positions of input signals being monitored through Aurora outputs The number of faders that appear will be relative to the channel mode that the unit is operating in In 16 channel mode there will be 8 stereo Record Devices In 24 channel mode there will be 12 stereo Record Devices and in 32 channel mode there will be 16 This section can be hidden by clicking the RECORD button in the Lynx Mixer Toolbar When the section is hidden all of the settings are still active Clicking the RECORD button again will make the section visible again Some of the controls and displays here are pertinent to the hardware inputs themselves and some are specific to the hardware monitoring settings for that input We will look in detail at each control Input Source selection This button reveals which physical input is assigned to the corresponding Record Device at the bottom of the pane The default configuration is for Analog Input 1 to be assigned to Record 1 Analog Input 2 assigned to Record 2 etc With an Aurora 8 Record Devices 9 16 are assigned to Digital Inputs 1 4 the Digital Inputs have a stereo orientation and appear as Digital In 1 Left Dig
65. ort all of the sample rates desired 0 Synchrolock This button can turn the Synchrolock clocking system On and Off SynchroLock is Lynx s proprietary technology for attenuating jitter on clock inputs and providing a stable clock for all digital signals passed through the Aurora For information about what Synchrolock does and how it does it see page 13 of the Aurora User s Guide This button also shows the status of the SynchroLock clocking system Prior to achieving lock the four green LED s give an indication of the completion of various lock stages During this time the wide range analog PLL maintains lock Working In this state SynchroLock is analyzing the input clock signal and making adjustments to frequency and phase This process typically takes two to three minutes to complete The four LED s show progress towards final lock One green LED denotes frequency lock to 3 2 ppm accuracy two LED s denote frequency lock to 1 6 ppm accuracy three LED s denote frequency lock to 0 6 ppm and the transition to the phase lock stage four LED s denote the start of the phase lock stage When phase lock has been achieved the Yellow Working indicator changes to the green Locked indication Locked Indicates the SynchroLock system has achieved final lock to an incoming clock signal This indicator will also appear when the SYNC SOURCE is set to Internal Range Indicates that the selected external clock source is not
66. ows user defined mixer scenes to be restored Mixer scene files can be saved to any directory on the computer s hard drive After clicking Open Scene navigate to the directory where the desired scene file has been saved highlight the file and click Open save Scene This feature provides the ability to save all user selectable parameters Scenes that contain the state of all mixer settings can be saved to a file on the computer hard drive Recalling Scenes 1s a very quick and efficient way to revert the mixer to an appropriate state for different contexts of use Scene memory is global to all users on a single computer and is initially empty There is no limit to the number of scenes that can be stored After Save Scene is selected A FILE NAME will need to be created and a directory selected for the mixer scene file to be written to The current mixer parameters will be stored into scene memory Selecting an existing scene name and clicking the Save button will overwrite that scene with the current parameters Scenes contain the settings for all units in a multi unit system To delete a scene simply delete the mixer scene file from the hard drive NOTE When the computer is shut down the current mixer state is saved When the computer is restarted the mixer state is restored This function is independent of Mixer Scene operation 4 About About Lynx Mixer This option displays information about the Lynx Mix
67. perature Displays the current temperature of the Aurora PLEASE NOTE The About Lynx Mixer window may display different information than what is shown here Copyright 1998 2014 Lynx Studio Technology Inc 7 3 7 Settings Menu settings In an Aurora System the only selection here is Always on Top Always On Top When active this places the Lynx Mixer forward no matter what other applications are active in the computer By default this Advanced setting is OFF 7 3 8 Settings gt Advanced Menu Adapter Settings The Advanced Menu off of the Settings Menu Dual Wire In provides access to controls geared towards power Dual Wire Out users and unique contexts of use Record Dither Type Allow Clock Change if Active Mixer Lock Adapter Settings Adapter List O a 16 a ADA This page is for assigning the order for each unit in a multi 2 Aurora 16 in Thunderbolt 27 0 0 Aurora configuration Current operating systems can alter ico A ces device order for a variety of reasons This can be problematic 4 Aurora 16 in Thunderbolt 19 0 0 i i hi e EE me AT A when a system is configured around a static device order This 6 Aurora 16 in Thunderbolt 11 0 0 page solves that by insuring that the intended device order does not change Move Up For instructions on how to use this tool see section 8 1 1 Move Down Setting Device Order The computer must be restarted for these changes to take ef
68. ple rate 3 Double Buffer Output When checked an additional output buffer is used This does increase playback latency but relieves some strain on the CPU It is ON by default and recommended especially if any performance issues are encountered 4 Ignore Direct Monitor Requests This switch causes the LT TB driver to disregard Direct Monitor commands from an ASIO software application Since Direct Monitor calls can assign and mute monitor sources in the Lynx Mixer setting this parameter to ON can prevent mixer settings from being changed when an ASIO application is launched 5 DM Uses Active Devices This switch sets the Direct Monitoring scheme for the application When unchecked all devices active or not may be used for Direct Monitoring When checked only active devices or devices assigned to software busses are used for Direct Monitoring This gets around a problem where Cubase amp Nuendo might select the wrong Direct Monitoring input or output if non contiguous devices are active This switch is ON by default for Nuendo 2 amp 3 and Cubase 2 amp 3 and OFF by default for all other applications 6 Maximum Channels This switch determines how many ASIO device channels will be available to the application This is an application specific parameter If different ASIO applications are used at different times it is possible to have them set differently The primary purpose for this switch is to increase CPU efficiency
69. power supply to the LT TB card prior to running such a device The appropriate AC Adapter is available from Lynx dealers or directly from the lynxstudio com website The part number is LYN ACPS 1000 When connecting a bus powered device connect the AC adapter to the 12V DC port on the LT TB equipped interface that precedes the bus powered hardware in the Thunderbolt daisy chain 8 3 Application Setup The LT TB was designed to provide maximum compatibility with the most popular audio and multimedia applications that use the Windows MME DirectSound ASIO and OS X Core Audio driver standards It is crucial that the applications are set up correctly for optimal operation 8 3 1 Windows The Windows drivers for the LT TB support two dominant driver models WDM which include WaveRT Wasapi and DirectSound and ASIO WDM was developed by Microsoft and is used most typically by media playback applications such as Windows Media Player iTunes Spotify etc ASIO was developed by Steinberg and was designed to address the low latency and high channel count needs of Pro Audio and Music Production ASIO is an option for Audio Production applications such as Pro Tools Cubase Nuendo Sonar Samplitude Sequoia Audition etc These applications may also support Wasapi or DirectSound but when the option exists we recommend using ASIO for the best performance 8 3 1 1 WDM Multimedia Applications The Aurora LT TB can be used as a playback device f
70. r play channels system efficiency etc Latency can be manipulated by changing the size of the buffers used to transfer data to and from the LT TB Core Audio buffer size controls are offered within most pro audio recording applications With the LT TB buffer sizes typically range between 32 and 2048 samples Smaller buffer sizes will give you lower latency However if a buffer size is too small for the system or context audio anomalies such as clicks and pops may occur It is recommended to become familiar with altering the LT TB buffer size to best suit the context of use Once you determine the lowest achievable buffer size you will typically have to double the size each time you double the sample rate but the effective latency will remain constant For example if a system is capable of operating at a buffer size of 128 samples at 48 kHz then for a 96 kHz project the buffer size will likely need to be increased to 256 samples 8 4 Updating Firmware The LT TB contains firmware that is field programmable via the Thunderbolt connection These updates can improve performance and enhance functionality of the Aurora TB To program the LT TB firmware follow these steps Visit www lynxstudio com gt Support gt Downloads Product Lynx LT TB Download file Make sure all audio and non essential software is closed Run the updater accept defaults At the main updater welcome screen set the drop down menu for Select unit to updat
71. shes installing you must restart your computer Are you l sure you want to install the software now Cancel Continue Installation 10 The installation will continue install Lynx CoreAudio Drive installing Lynk VoreAncio vriver Introduction 8 License Destination Select Installation Type 8 Installation Summary Registering updated components instal time remaining Less than a minute 4 Lupe STUDIO TECHNOLOGY 11 When complete you will be prompted to restart the computer eo 2 The installation was compicted successfully 4 Leocense 4 Destination Scicct staliat T tallation The installation was successful The software was installed Click Restart finish installing the software Restart 12 After restart the driver will be installed and ready for use NOTE The OS X installation process installs both the Core Audio driver and the Lynx Mixer application The Lynx Mixer application is installed in the Applications folder 5 4 Front Panel Behavior After the driver has been successfully installed the Aurora front panel will change state The buttons TO ANALOG OUT and TO DIGITAL OUT will automatically go to LSLOT IN This is the only selection that will work correctly with the LT TB so both of these buttons will be locked out from the front panel The only way they can be changed is by disconnecting the Thunderbolt cable from the back of the Aurora T
72. synthesizer or other virtual sound source as an alternative to dedicated hardware like a keyboard or tone module Frequently one would play these instruments with some sort of MIDI controller The delay between a key being struck and hearing the resulting note from the virtual instrument is a function of latency Mix Automation Virtually all DAW applications feature some sort of Mix Automation and most allow an external Mix surface or MIDI controller to facilitate mixing within the software environment Whether using onscreen faders or a MIDI surface of some sort latency will determine the delay between manipulating a fader or knob and that move being reflected in the project 8 3 2 Macintosh OS X The Aurora will operate as a Core Audio device under OS X Core Audio is the dominant audio driver model for OS X and is used for media playback applications as well as Pro Audio applications 8 3 2 1 OS X Audio Applications The Aurora LT TB can be used as a playback device for most popular multimedia home theater and pro audio applications Some such applications allow selection of specific playback devices In these cases an Aurora output device can be selected from the appropriate device selection menu In cases where the playback software does not provide access to output selections the default output devices for the operating system will be used In OS X the audio out default device can be established from Applications gt Utilities
73. ter then the minimum requirements 2 2 1 Windows Intel Core 2 1 6 GHz or AMD equivalent PC or laptop manufactured in or after 2013 1GB RAM One functional Thunderbolt port Windows 7 32 bit or 64 bit or Windows 8 A connection to the Internet to download the Lynx Driver this can be from a different computer than the one that the Aurora TB is connected to VVVVV WV NOTE The LT TB is not supported under Windows 95 98 ME Windows 2000 Windows XP or Windows Vista Windows installed via BootCamp is not officially supported 2 2 2 Macintosh gt Any Intel Processor based Mac or MacBook computer running OS X 10 8 or higher gt 1GBRAM gt One functional Thunderbolt port NOTE The LT TB is not supported under OS X 10 7 or below 2 2 3 Insuring compatible firmware on the Aurora The LT TB requires your Aurora converter to have Firmware Version 28 or later This should be verified prior to installing and configuring the LT TB card To determine what firmware revision your Aurora has installed press the TRIM and POWER buttons at the same time with the power to the Aurora off This will put the Aurora into a Demo mode where the front panel LEDs flash sequentially from left to right In the Aurora METER display there will be a number in the Input row and a number in the Output row that flash continuously On an Auroral6 if the LED flashes over the numbers 2 on the input row amp 8 on the output row or above i e 3 amp 1 3 amp 3
74. th modest means can enjoy the cutting edge of high bandwidth audio with affordable hardware choices 1 1 Overview The LT TB interface turns your computer into a powerful digital audio workstation providing from 8 to 192 channels of high resolution mastering quality audio The included Lynx Mixer application provides zero latency monitoring accurate metering adapter configuration and flexible routing capabilities The Lynx Mixer is identical for Windows or OSX Mac computers With support for WDM and ASIO on Windows computers and Core Audio with OS X Macintosh computers virtually all professional audio applications can work with the LT TB The LT TB has two Thunderbolt ports and supports daisy chaining Aurora and Hilo converters as well as any other certified Thunderbolt device on both Apple and Windows computers The LT TB and accompanying Aurora and Hilo models are the first Thunderbolt audio devices certified for Windows as well as Mac The LT TB uses Intel s Cactus Ridge second generation Thunderbolt controller This device allows for a more robust design electrically then the first generation of Thunderbolt chips Similar to other Lynx products LT TB incorporates an FPGA for audio mixing and control functions that can be easily updated in the field Whereas some earlier Thunderbolt equipped converters are limited to two units and 32 analog channels the LT TB can be used in a chain of up to 6 Aurora converters for up to 96 analog chan
75. to choose the output device and uses the system default instead then set the default play device in the Sound section of control panel to Aurora Speakers 2 In the Sound Section of Control Panel select Speakers and then click the Configure button Set the AUDIO CHANNELS selection to your desired playback format 5 1 7 1 quad etc J In the Audio playback software set the audio configuration settings for 5 1 multi channel or whatever mode is applicable to playing the multi channel content 4 The speaker configuration for surround sound content will be as such Channel Name 5 1 Output 7 1 Output Front Left Front Right Aux Right N A 8 Multi Channel Interleaved recording is also supported by the driver To set this up choose the Recording tab of the Sound Section of Control Panel Choose Aurora Record 1 2 then click on the Configure button Set the Record Mode to the multi channel configuration that you desire includes bit depth and sample rate and then click OK As an example let s say you selected 5 1 24 but 44 1k Now 1f you open up recording software capable of recording multi channel streams Lynx demo can then you could record signals from Aurora Analog Inputs 1 6 into a single multi channel file 8 3 1 3 ASIO Applications When using an application that supports the ASIO driver standard one must specify the Lynx ASIO driver as the active audio device from within the audio soft
76. ts is the Gang Switch EJ This switch toggles the Ganged state for a pair of faders and mutes If two channels ARE ganged then moving the fader for one of them will move both channels Similarly if one is muted then both will mute If the faders between the channels are offset when one 1s moved the other will snap to the same position The ganged state also impacts the Pan controls If one pan pot is moved to the left the other will move a corresponding amount to the right For instance if the left pot is set to 25 the right channel will pan to 25 Ganged is the default state for pairs of inputs To un gang a pair click on the Gang icon and it will change to a single circle E In this state the mute fader and pan controls operate on a single channel independently Record Source Label This identifies the Record Source that is applicable to the fader pan mute and input select controls The Record Source is the driver device that you will see from an audio software application For instance if you are viewing the Record 3 4 fader strip and you have Analog Inputs 3 4 assigned to it then when you select Record 3 4 in a track in your recording software you will get signals from Analog Inputs 3 4 streaming to that track 7 3 4 Play Section The middle row of faders on the Main Screen is the Play Section of the Lynx Mixer The purpose of this section is to reveal and control playback streams from the computer M
77. ware Once that is established multiple stereo input and output devices will be available for use within the application Please note the channel mode selected for the Aurora will determine the type and number of I O devices available but within ASIO they will always be presented as multiple stereo devices When using an ASIO compatible program the appropriate ASIO device must be selected from a settings or options menu in the application The correct choice would be Lynx ASIO Many ASIO applications provide access to an ASIO Control Panel for the device being used For an LT TB equipped Aurora this button will launch the Lynx ASIO Control Panel From this panel the ASIO buffer size and system latency can be T established conveniently within the audio software application 32 The following parameters can be altered from the Lynx ASIO a Control Panel 256 plz 1004 1 Buffer Size This control allows the size of the ASIO buffer 0 33ms 192 000 kHz in samples to be established The buffer size is the primary factor Double Buffer Output Application Settings v lgnore Direct Monitor Requests J DM Uses Active Devices Maxirnum Channels Unlimited in the amount of latency that a user will experience when using the Aurora TB See 8 3 1 4 Controlling Latency by Changing the Buffer Size 2 Latency Displays the amount of latency in milliseconds that is the result of the selected buffer size at the active sam
78. within the SynchroLock lock range Disabled Indicates that SynchroLock has been manually disabled using the SynchroLock control in the Settings menu Settings gt Advanced gt SynchroLock Preferred Clock Source This section of the mixer provides control of the system sample clock generator All Aurora TB play and record devices on a single card MUST have identical sample rates since there 1s one on board generator Sample rates cannot be changed while the Aurora is playing or recording unless Allow Clock Change if Active is selected from the Lynx Mixer Settings gt Advanced menu Clock sources available to choose from are Internal Clock derived from the on board crystal oscillator External Clock signal from BNC WORDCLOCK connector AES A Clock signal from the Digital In 1 8 Inputs Digital in 1 4 with Aurora 8 AES B Clock signal from the Digital In 9 16 Inputs Digital in 5 8 with Aurora 8 LSLOT Clock signal from the Thunderbolt connection to the computer Not a valid source If the selected Preferred Clock Source is not also displayed as the Current Source in the SAMPLE CLOCK section of the Adapter page it would be for one of the following reasons 1 The selected source is not present or the connected device is not generating a valid clock signal In these cases the Aurora will operate from its Internal clock until a valid clock signal is connected to the selected clock source 2 The selected clock source is generati
79. y involve managing what sources feed the Aurora s physical outputs The channels shown will be relative to the active channel mode In 16 channel mode only the Analog Outputs will be shown In the 24 or 32 channel mode all of the analog outputs will be the first 16 outputs then the digital outputs will be channels 17 and above With an Aurora 8 there will always be 8 analog outputs and 8 digital outputs visible Let s look at the elements here Numeric Level Indicator This Level Indicator displays the amount of attenuation in dB performed on the associated Output Faders and Meters The FADERS in the Outputs Pane are for attenuation of the output levels Levels can be reduced in 2 dB increments with a click drag of the mouse This is the rough equivalent to turning down the faders on a mixing board If there are several sources assigned to that output play and record sources all will be attenuated when the faders are brought down All faders can be attenuated at the same time by holding down the CTRL key on the keyboard while click sliding any single fader The METERS in the Outputs section show the level strength of the signals at the associated output The Meters are post fader so there will be reduction in Meter level as the signal is attenuated Mutes The M Icon below the fader is for the Mutes This switch Mutes or UnMutes the associated output When the M button is blue like this BA then the
80. yright itys 1996 2014 Lynx Studio Technolgy Clear 13 The Aurora is ready to use no reboot necessary NOTE The driver installation process installs both the Windows driver sets and the Lynx Mixer application The Lynx Mixer application 1s installed into the Lynx Studio Technology program group 5 3 2 OSX l Power up the Aurora and connect it to the computer with a Thunderbolt cable 2 Located the LT TB driver from your downloaded files The file name will be Lynx_OSX_xxxx zip Double click to expand the installer package 3 Double click Lynx OSX pkg that was expanded from the step above This will start the driver installation 4 Click Continue at the Install Lynx CoreAudio Driver Installer dialog box Welcome to the Lynx CoreAudie Driver Installer This peckege will iustell the diver ord mixer required to use the 5 Introduction Lyne audin hardware If a other version of the driver is already installed we rawa Uist yuu suse Jie Urenetall Lyna Dine apvirelus n reenewe then reset the inealletion prorsus Once the dover and mixar hava baen inctalied your conputer mast he restated for the inctaliation precei to be compicte 5 Click Continue for the Software License Agreement after reading it Install Lynx CoreAudio Driver Software License Agreement English BY CLICKING THE ACREE BUTTON Of CTHERWISE uv intecucioer License ATTEMPTING TO COPY INSTALL OR LISE

eNumeric Level Indicator

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