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C-DSP 6x8 User Manual

1. C DSP 6x8 6 IN 8 OUT IN CAR AUDIO PROCESSOR User Manual miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice Revision history Revision Description Date 28 August 2015 9 September 2015 miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice nin CONTENTS important informa ON isiin naaa ERER E ened sans ARRENAR EAA ERENER EE EET ELEN 5 System REQUIEN S siisii ARARA R 5 Boe r a A A 5 VaN MCE eaa AA AAO OA AOA T AOE OEA OAA OAE E E E 6 TEREE EA E 91 1 ene nen E E E E A E E E E E E A E E A E A AT ee A 6 AN E EE E a E E 6 ANOLE ONEA T aa E E 6 L POCU COV VIEN eE EE E ER E EAEE EN 7 1 1 SES a0 ct E E EE EEEE EEEE EE E A T TT TT 7 1 2 TAC PECON OD eee a E Seta Sena Seer ee eee eee nee ee ee eee 8 1 3 Plugin feature SUMMATry scncosscsancacimasciancanacmnasdcbannaansaaneaatnnntaantasdsaadandasasnasanssaaesnreanseaaspnsaandaaeseeaaeeananenes 8 2 The miniDSP WOrkFflOW cccecccsccsecceccenecseccseceucceccseceueeeceseeeuceueeeeceseceseeseceeeesetseceeeeeueteeseeeeseeseeeeeeeeetseeeaes 9 3 IAstalation and SetuP irsinin teinn ENESS 11 3 1 Software installation sesssessessnsessessesensererrresrrsersrrresrrsersersevresevsesersrrsevseserseesevreseesersevreseeserseereserseeseo 11 3 1 1 WINONA AAAA AAAA AAEE 11 3 1 2 PTS OS a ans nsonnaenaaunesuanenaanne adie E sdederssavey deasteustesaeses eer aek 12 3 2
2. O e Q iNi C DSP 6x8 INNIN Connect Mute Help Preset selection Configuration Selection REJCE Config 2 Config 3 Config 4 Master Volume Tab selection Inputs Routing Outputs Main Analog Inputs Digital Inputs configuration window Input 1 Input 2 Input 3 Input 4 S PDIF 1 S PDIF 2 12 12 12 12 12 12 E R E E E R 12 12 12 12 12 12 24 24 24 24 24 36 48 60 72 24 36 36 36 36 48 48 48 48 80 40 40 72 72 72 12 bsid Se 0 0 00 36 48 40 72 A During initial configuration of the processor it is strongly recommended that any connected amplification be muted or powered off The Mute button disables all audio output a gt n x Mute o gt Muted The Master volume display shows the current volume setting Master Volume miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 18 ANNANN DSP 4 1 INPUT TAB The Input tab displays a row of input channel control strips Channel label Gain adjustment Meter PEQ Mute Analog Inputs Digital Inputs Input 1 Input 2 Input 3 Input 4 S PDIF 1 S PDIF 2 12 12 12 12 0 0 H 0 0 H 12 12 12 12 24 24 24 24 36 36 36 48 60 72 48 50 12 R 12 24 36 60 72 72 12 R 12 24 36 48 60 72 Each input channel has a customizable Channel label label which is shown at the top of the Input 1 channel strip This label also appears on TN AURE
3. Note that the last line must not have a comma at the end If the file has less than six biquads then only that number of biquads will be imported For example if importing a file with four biquads the first four filters will be set and the last two will not be changed Be careful if the last line ends with a comma that counts as an extra biquad If the file contains more than six biquads then an error will be reported and no filters will be changed miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 28 nnn Crossover advanced mode The Crossover blocks have eight biquads on each output channel In Advanced mode all eight biquads need to be specified After pasting in the coefficients click on the Process button for them to take effect Basic Advanced biquad1 bO 0 0000423243754598 11486 b1 0 00008464875091962297 PROCESS BYPASS b2 0 0000423243754598 11486 a1 1 975933280159253 a2 0 9761025776610925 4 4 3 Biquad design software Following are programs that can be used to design your biquad coefficients 4 4 3 1 Biquad calculation spreadsheet The community developed biquad calculation spreadsheet allows many filter types to be calculated including notch filters Linkwitz transforms and filters with arbitrary Q factor Access this spreadsheet here requires Microsoft Excel 4 4 3 2 Room EQ Wizard REW Room EQ Wizard is a free acoustic mea
4. the control codes of your current remote if it supports one of the following remote control codes e NEC e Sony e Philips RC6 To initiate the learning process drop down the IR Remote menu and select IR learning Click on the Learn button for an operation and then press the desired button on the remote control If the code is accepted the status will change to show a tick This screenshot shows the IR learning screen x Master Mute y Learn Volume Up v Learn Volume Down vi Learn Config 1 y Learn Config 2 vi Learn Config 3 y Learn Config 4 vi Learn a i i H s To unlearn a command press the Learn button and wait for the plugin to time out computer To change presets while connected via USB connect via the plugin and use the Config f The preset cannot be changed with the infrared remote while there is a USB connection to the selectors miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 34 nin 6 ADDITIONAL INFORMATION 6 1 SPECIFICATIONS Computer connectivity Analog audio inputs Digital audio Input Analog audio outputs Audio resolution Audio processing Storage presets Wired external remote microSD Card Infrared remote Power supply Dimensions H x W x D Driverless USB 2 0 control interface for Windows and Mac OS X 4 x high level Terminal Block Max 8 Vrms 4 x low level unbalanced RCA inputs Max 4 Vrms S PDIF on R
5. 2 4 DC power The C DSP 6x8 incorporates an isolated DC power convertor and is designed for direct connection to the vehicle s power supply nominally 12V Power is connected via the four way terminal block DCIN REMOTE iN ouT Vehicle power 12 V Vehicle ground The terminal block also provides two pins for remotely switching power on and off To enable the remote enable a jumper inside the unit needs to be moved Y 4 A _ p z a J A REMOTE disabled REMOTE enabled REMOTE IN This input will turn the C DSP 6x8 on and off This is a Toggle switch SPST to turn power on off useful feature for battery operated systems to avoid NX draining the battery A simple example is shown at right The behavior is as follows o OV lt REM IN lt 4V C DSP 6x8 is OFF o 4V lt REMIN lt 12V C DSP 6x8 is ON Tor REMOTE OUT This output supplies a delayed version of REM IN to trigger external equipment after a 2 second delay 12 V GND miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 15 a e a T a NANN DSP 3 2 5 Remote The wire remote can be positioned anywhere in the vehicle and is connected via the supplied cable The RJ11 plugs on each end simply plug into the base of the remote and into the rear panel of the C DSP 6x8 The wired remote also contains the receiver for infrared remote control mi e e e e Ti ANAL
6. 7 Hwer TC U E ANAA ANANN EAN EE ENAN ANENA 26 4 4 CUSTOM DIGWAG proe ATMS sesiis E NEEE 27 4 4 1 WAG Se AG a E T E 27 4 4 2 Usine custom bDiouad Proc arnie errasse resan EEEE ETETE S 27 4 4 3 BG LISS SO ai retest E E E E eswer eee oreeeceraeveesecrues yee 29 4 5 Working With configurations ccccccecceecceeccneeeeeteccseceuececeeeceueeeeceeeesecaeeeeucteeceeeeeuctseeeeeeeeetseeaeeeeeetes 30 4 5 1 Online ANd offline MOE cccceecceccescceecceeceeccseccseceueeeucceeceuceeeccseeeeceseeenctseceeeeeueteeceeeeeueteeeeeeeaes 30 miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 3 nin 4 5 2 Selecting a configuration ciccssccacncsaceancaannsscmannanagnncenndeneyacereneabspdadentasbiacadeseandeaadeandaaedaaeseTeabeaiaeaas 4 5 3 Saving and loading configurationS ssesssssssessesresersesrrsrrserrrsrrserresrrserserserrrserserserreserseererresreserne 4 5 4 Loading configurations from microSD card ssssssssessesrrersserersrrresrrserserreserserserresrrserseeresrrsreseere 4 5 5 Restoring TOC aU Secctarececacasaceaecaaucescetnedecacecedeceancasacuanecaectesemieeiesuseunceunssunsexsausnasemascaisuncaemnnenesees 4 6 Keyboard SHO CUTS errena AASE S s Une ee DPE aa A AEE E 5 1 SALT oL e LEIKE re AA E E E E AA AA AAAA AE 52 CONTOR aiin o eee ee ee ee eee 5 3 are OMOLE CONO oero E E A E R 6 Additional ini TUN Bh tnt ttn cents sete ce oh tent ORN OnT E 6 1 SDC CIM CAC IO I S ori
7. case the hardware unit is the miniDSP C DSP 6x8 Software plugin The software plugin is installed on your PC or Mac and determines the processing that the DSP will perform It provides a friendly user interface and downloads instructions into the miniDSP hardware unit that tell it how to process the audio signal Other platforms miniDSP makes many other boxed and kit hardware units with analog stereo digital and multichannel digital HDMI connections Some units feature inbuilt Class D amplification See the full range of miniDSP products 1 3 PLUGIN FEATURE SUMMARY The table below summarizes the key features of the C DSP 6x8 plugin C DSP 6x8 plugin Number of digital input channels Number of analog input channels a Te Number of analog output channels TT Digital input sample rate Internal sample rate 48 kHz Number of PEQ bands per block Crossover order 6 to 48 dB octave Compressor block No Maximum per channel time delay 1 two channels single stereo digital signal miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice nnn 2 THEMINIDSP WORKFLOW We strongly recommend taking a methodical approach to your new miniDSP audio processor Remember that the audio processor is a powerful tool and incorrect settings can potentially cause damage to your system Please follow the steps below carefully 1 Download and install the plugin When your order ship
8. coefficients must be calculated using a design program see Biquad design software below for suggestions miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 2 ANNIN Parametric EQ advanced mode In the parametric EQ blocks advanced mode allows each individual filter to be specified by its biquad coefficients After pasting in the coefficients click on the Process button for them to take effect EQ1 EQ2 EQ3 EQ4 EQS EQ6 i PARAMETRIC EQ biquad1 CLEAR BAND 1 b0 0 9970745579087342 IMPORT e aa b1 1 981714482037391 PROCESS BYPASS Parametric EQ file import REW integration Multiple biquads in the parametric EQ block can be set at once by importing a coefficient file Click on the IMPORT button This file can be generated by Room EQ Wizard REW or by other programs The design program must be set for a 48 kHz sample rate if using the C DSP 6x8 plugin The number of filters is limited to a maximum of six This example illustrates the correct file format biquad1 b0 0 998191200483864 b1 1 9950521500467384 b2 0 996920046761057 al 1 9950521500467384 a2 0 9951112472449212 bigquad2 b0 0 999640139948623 bl 1L 99816 0485581222 b2 0 9985489719847982 al l2 99616 0485581222 aZ 0 9981891119334211 bicued3 biguad4 biguads b0 1 0010192374642126 bl 1 9950555192569264 b2 0 9940580112181501 al 1 995060938714333 aZ 0599507 16292249559
9. from click on Anywhere Allow applications downloaded from __ Mac App Store _ Mac App Store and identified developers e Anywhere Then download and install the following programs You will need to accept the license agreements in order to successfully complete the installation e Latest version of Adobe Flash e Latest version of Adobe Air If you haven t updated these recently you should download and install the latest versions prior to running the miniDSP install program To install the miniDSP software open the Mac folder of the download and double click on the C DSP 6x8 dmg file to open it in a new window Then double click on the installer program Install C DSP 6x8 app Once installation is complete the C DSP 6x8 plugin will automatically start miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 12 SNNN DSP 3 2 HARDWARE CONNECTIVITY Connections to the C DSP 6x8 are made on the front and rear panels 3 2 1 Analog inputs There are four analog output channels Unbalanced connections can be made directly to the RCA jacks on the front panel Be sure to take careful note of the channel numbering shown in this diagram and on the front panel These inputs accept a maximum input voltage of 4 VRMS LOW LEVEL INPUTS HIGH LEVEL INPUTS eo IN2 N4 IN1 IN2 N3 IN4 i i It ony From analog source Alter
10. have no effect if its gain is set to 0 0 Bypassed miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 25 Ni 4 3 6 Time delay A delay of up to 15 ms can be applied to each output channel To set the delay click in the delay entry box for a channel The delay value can be entered numerically and the up and down arrows can be used to change the delay in small 0 02 ms increments The time delay corresponds to a distance This distance is shown in cm when the cursor is hovered over the time delay box The maximum time delay of 15 ms corresponds to a distance of approximately 5 2 meters about 18 feet Time delay can be calculated from distance using one of the following formulae Time delay in ms Distance in cm 34 4 Or Time delay in ms Distance in inches 13 54 Click on arrows to increase and lower ee I hd Fare ree rl ary gill delay in ms Dist 35 cm 1 02 x 34 4 Click and type to enter Rollover shows equivalent distance 4 3 7 Invert and mute Each channel can be inverted in polarity and individually muted When either of these options is selected the display changes color and the label of the button reflects the current state Channel is inverted a a Inverted Channel is muted Muted miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 26 SN 4 4 CUSTOM BIQUAD PR
11. user interface will update to show the parameters of the newly selected configuration If this configuration is changed in the user interface it will be downloaded to the processor the next time it is synchronized miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 30 4 5 3 Saving and loading configurations Configurations can be saved to and loaded from files Each configuration is stored in a separate file It is very strongly recommended that each configuration programmed into the processor be saved to a file to ensure that the configuration is not lost if the processor is inadvertently reset To save the currently selected configuration to a file drop down the File menu then select Save and then Save current configuration In the file box select a location and name of the file and save it File Restore Help IR Remote Save current configuration to computer Load configuration to current slot Save all configuration to SD card To load a configuration first select the configuration preset that you wish to load into Then drop down the File menu select Load and then Load configuration to current slot File Restore Help IR Remo Load configuration to current slot If the plugin is in online mode the new configuration data will be downloaded to the processor immediately If the plugin is in offline mode the configuration will be loaded into the user interface on
12. 6 dB OUTPUT1 l OUTPUT2 miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 22 nnn Basic Advanced By default the crossover is in basic mode and shows the controls described below Advanced mode enables custom biquad programming for almost infinite flexibility in crossover filter implementation This is described in Custom biquad programming on page 27 Cutoff Frequency Sets the nominal cutoff frequency of the crossover In actual fact the crossover has a more or less gradual transition from full on to full off as determined by the filter slope Filter type Selects the type and slope of the filter The steeper the slope the more quickly frequencies above or below the cutoff frequency are attenuated There are three types of filter Butterworth BW Available in 6 12 18 24 30 36 42 and 48 dB octave Butterworth crossover filters are 3 dB down at the cutoff frequency Linkwitz Riley LR Available in 12 24 36 and 48 dB octave Linkwitz Riley crossover filters are 6 dB down at the cutoff frequency Bessel Available in 12 dB octave only a Bessel filter gives a more gradual roll off through the crossover region Bypass Clicking on the Bypass button disables or enables that BYPASS roma BYPASSED high pass or low pass filter The filter is bypassed when Enabled Bypassed the button is greyed out as shown at right Each channel can be linked to one o
13. Bypass Invert and Mute if they have the focus miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 32 ANNIN 5 USING THE C DSP 6X8 Once configuration is complete the computer is not required and can be disconnected The wired remote and or an infrared remote can be used to control e Master volume e Master mute e Preset selection 5 1 STATUS INDICATORS The currently selected preset is indicated by a blue LED in one of the selection buttons 5 2 CONTROLS To change the volume Rotate the control knob clockwise to increase the volume and counter clockwise to decrease it The LED bar graph on the left indicates the master volume level setting To mute and unmute Press on the control knob To change the preset Press one of the four buttons The LED of the selected preset will flash several times When it Stays lit the selected preset in now in operation computer To change presets while connected via USB connect via the plugin and use the Config The preset cannot be changed from the wired remote while there is a USB connection to the selectors miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 33 nin 5 3 INFRARED REMOTE CONTROL Many standard and programmable remote control units can be used with the C DSP 6x8 Rather than make you acquire yet another remote the C DSP 6x8 can learn
14. CA connector Isolated with digital audio transformer A high quality onboard Asynchronous Sample Rate Converter ensures compatibility with most sample rates from 44 1 up to 192 kHz 8 x outputs on unbalanced RCA connectors 2 0V RMS full scale output 24 bit input and output 48 kHz internal sample rate 172MHz 28 56bit Digital Signal Processor All settings controllable in real time from software user interface Up to 4 presets stored in local flash memory External remote for control of active preset master volume and master mute LED indication of master volume and active Preset Provides power and data connection to the external remote via RJ11 cable Allows setup without a laptop a configuration can be built offline and loaded automatically to the unit in the car via a microSD Card Learning remote capabilities NEC Philips Sony Controls master volume mute preset selection Isolated DC DC conversion for Car Audio environment 41 x 205 x 122 mm miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 35 nnn 6 2 TROUBLESHOOTING The following table lists the most common causes of issues If following this table does not provide a solution see Obtaining Support below Symptoms Troubleshooting recommendation Cannot install software Software running in background but not showing Cannot connect to the board by USB No audio or low audio on out
15. Harawi e CONS COE aere oes E E re seam E N A E sees EE EEEE es ence eee 13 3 2 1 ANOEIE E E E E scee cece sect caveenseceseeeseesseee lt eeese 13 3 2 2 DER eee se vonrssporetere sess nesace ee eaese1eee pre sennswnsunesssssasesnsssesssesusessnosusasnvanpssuenesoweneni 14 3 2 3 ANO OUMU lt a ne ne a anne er ee en ener eee ee 14 3 2 4 DC DONG ere he cn a ee ee er ees 15 3 2 5 PRCTMIOUC cnasaietnestasntensezeseaereressveson ester senescseeieysenenenia corer E E E piso rae ea E een eee E A 16 3 2 6 B SB EEEE EA ane once eeu se sancaomssscecabes A E E 16 3 3 Synchronizing With the process OP aig ce ees cesagencssaesnsnsrsvestucssueseraceuact uous sautaassuns sane eunwsuoseunemioeeeetnaeteueeee 17 A COMME URINE TINCT OCOS SO Fact ects e oe icra et vn ve ae ip arene eenstscnnirensnasenusncaunseenscnueossensdaceeacss 18 4 1 PUN ND oc ee sers ec cee caesar AAAA EAER Oaa 19 4 2 FOU Sel pase E E E E sect seseer see 20 4 3 OU A ae ocr ne sete vis oe odie ite vrs idises vn vic be ants E E E R 20 4 3 1 Gi aye alates eve al om h 6 0 esr nen eee ne eee re 21 4 3 2 Channel WDE sesenenencsersebecareessearnveatbenoenseasseuss esi ris EEES EE 21 4 3 3 Gain control and level MONITOLING cccceecceecceecesccsceeucceeceseeeucesecesceeueteeceeeeueeeeceeeeeueteeeeeeenees 21 4 3 4 CTOS TOVO Ae he ee ee ee ee ee ore rr Tre 22 4 3 5 Parametric EO feaenysevexyavsernrveesnreverpntarpa veer O ERARE NOTA E N E eE A a E SSE 24 4 3 6 Aa EES E ee EA NA N AA A 26 4 3
16. N g oa the Routing tab To change the label click on it type a new label up to eight 24 characters and press the Return key 7 60 72 The gain of each channel can be adjusted Current gain by moving the Gain Adjustment slider or by typing the desired gain into the Current Gain text box The maximum gain setting is 12 dB and the minimum gain setting is 72 dB O dB the default is unity gain or no change in level Open level meter a Edit EQ setti i settings P g Mute channel ue al Click this button to bring up an overlay that displays the current signal level in real time The plugin must be in online mode to display signal levels Click on this button to open the parametric EQ settings window for that channel There are ten parametric EQ filters on each input channel For more details see Parametric EQ on page 24 Press this button to mute that input channel A visual indicator shows that the channel is muted Er miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 19 ANANN DSP 4 2 ROUTING TAB The Routing tab displays the matrix mixer which sets up the routing from input channels to output channels The input channels are labeled along the left and the output channels along the top To make the routing matrix easier to view the labels of the input and output channels can be changed in the Input and Output tabs Each input o
17. OG OUTPUTS OUT 2 OUT 4 OUT 6 OUTS OUT 1 OUT 3 OUTS OUT 3 2 6 USB To configure the processor connect its USB port to a USB 2 0 port on your computer using the supplied cable Note that USB is used only for configuration audio data cannot be streamed to the processor over USB ANALOG OUTPUTS Wi o gce OUT3 OUTS OUT REMOTE USB 2 0 SD CARD USB Type A connector miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 16 nnn 3 3 SYNCHRONIZING WITH THE PROCESSOR Communication with the processor takes place over a USB connection Note that USB is used for control purposes only Audio data cannot be streamed to the processor over USB Ensure that the computer is connected to the processor by a USB 2 0 port Then click on the Connect button O p Connect Connected The first time you connect or if you have made any changes to any data in the user interface the following dialog box will appear Unsynchronized configuration detected Please choose from one of the following options Synchronize Config Restore Config Help Cancel The options are Synchronize Config Download the currently selected configuration into the corresponding configuration preset of the processor After downloading the configuration data the plugin is in online mode and any changes to processing parameters will be downloaded immediately in real time T
18. OGRAMMING Custom biquad programming is available in the PEQ and Crossover blocks Its purpose is to allow you to directly provide the low level parameters aka biquad coefficients that control the digital filters of the processor thus providing an almost infinite degree of flexibility For example you can create hybrid crossovers with staggered cutoff frequencies create parametric EQ filters beyond those provided in the easy to use basic interface implement a Linkwitz transform or mix crossover and EQ biquads in the same block 4 4 1 What s a biquad A biquad is the basic unit of processing that is used to create digital filters It can be described either with an equation or with a signal flow diagram as shown here by thz 3 tb os wr 9 1 aiz t az H z bO x n 5 ay y n b2 a2 A single biquad like this can perform a great many functions including all of the functions of a single parametric EQ filter one 6 or 12 dB octave high pass or low pass filter and more Biquads are combined in series cascaded to create more complex filters The function that each biquad performs is determined by just five numbers a1 a2 a0 b1 and b2 These numbers are called the coefficients 4 4 2 Using custom biquad programming Each crossover block and PEQ filter has a selector that switches it to advanced mode Basic Advanced In advanced mode the biquad coefficients can be pasted directly into the user interface These
19. P Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 10 nin 3 INSTALLATION AND SETUP 3 1 SOFTWARE INSTALLATION When your order ships your ordered plugin or plugins will be available from the User Downloads section of the miniDSP website You will need to be logged into the website with the account you created when purchasing The User Downloads link is visible from the dropdown menu at the top right of the website page Your Name Here User Downloads User Orders Account Maintenance CG Logout Navigate to the miniDSP Plug ins section of User Downloads then download the zip file under the heading C DSP Double click on it to unzip it Then follow the installation procedure below according to your computer type Note the Adobe Air framework may need a network connection the first time the plugin is used If the plugin does not start properly see Troubleshooting 3 1 1 Windows Prior to installing the miniDSP software download and install the following programs You will need to accept the license agreements in order to successfully complete the installation e Microsoft NET framework version 3 5 or later e Latest version of Adobe Flash e Latest version of Adobe Air If you haven t updated these recently you should download and install the latest versions prior to running the miniDSP install program To install the miniDSP software open the Windows folde
20. d a solution provided 2 Contact miniDSP via the support portal at minidsp desk com with a The specific product you are having an issue with in this case C DSP 6x8 b A clear explanation of the symptoms you are seeing c A description of troubleshooting steps see Troubleshooting above performed and your results miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 37
21. down low view the Master Volume display in the plugin while turning the knob counter clockwise and start playing music or a pink noise test signal Gradually increase the volume until you hear audio quietly coming from the speakers Verify that the plugin is performing the intended function For example if implementing a two way crossover confirm that the tweeter is playing high frequencies and that the woofer is playing low frequencies 9 Fine tune your configuration A With your initial setup running you can now proceed to fine tune and optimize your system You will need to perform acoustic measurements and use the configuration screens to adjust processing parameters Be sure to save your configuration on a regular basis while working on fine tuning it Configurations can be saved to different files in order to archive different versions or to enable auditioning of alternative configurations 10 Continue to operate offline With your miniDSP processor configured you can continue to operate in offline mode that is without the computer connected To do so simply disconnect the USB cable The processor remembers the configuration last set and will continue to operate without the computer Note while in offline mode the configuration can still be modified in the plugin interface These changes will not be downloaded to the processor until it is synchronized again See Working with configurations on page 30 miniDS
22. en frequency HIGH_SHELF Reduce or increase part of the frequency spectrum above a given frequency SUB_EQ Create a dip or a peak in the frequency response at low frequencies 10 to 50 Hz This filter type is similar to PEAK but gives more accurate results for low frequencies Note that activating any SUB_EQ filter reduces the number of available filters on that channel from six to five Frequency For the PEAK and SUB_EQ filter types this is the center frequency of the peak or dip For the HIGH SHELF and LOW_ SHELF filter types this is the frequency at which the gain is half of the set value Gain For the PEAK and SUB_EQ filter types this is the gain in dB at the center frequency For the HIGH SHELF and LOW_ SHELF filter types this is the gain in dB reached at high or low frequencies respectively A filter has no effect if its gain is set to O dB Gain can be adjusted in increments of 0 1 dB up to 16 dB Q controls the sharpness of the filter For the PEAK and SUB_ EQ filter types lower Q gives a broader peak or dip while higher Q gives a narrower peak or dip For the HIGH SHELF and LOW_ SHELF filter types Q controls how quickly the filter transitions from no gain to maximum gain Bypass The Bypass button enables or disables a filter The filter is BYPASS SS bypassed if the button is greyed out as shown at right Enabled Note that all other filters are still operational unless individually bypassed A filter will also
23. erface is live that is any changes made to the audio processing parameters in the user interface are immediately downloaded to the processor The effect of these changes will thus be audible as the changes are made The plugin is in offline mode Changes made to audio processing parameters in the plugin user interface will be made locally only The next time the plugin is synchronized to the processor the parameters will be downloaded to the processor as long as the Synchronize Config button is selected The configuration contained in the miniDSP hardware unit cannot be uploaded back to the computer Therefore you must save your configuration to a file if you wish to recover from any changes you make while in offline mode 4 5 2 Selecting a configuration The active configuration is selected by one of the four buttons in the Configuration Selection area By default configuration 1 is selected Configuration Selection Weu Config 2 Config 3 Config 4 To switch to a different configuration click on a different button There are two cases The plugin is in online mode Audio processing will switch to the parameters contained in the selected configuration If however parameters of the newly selected configuration have been changed since the last that particular configuration was synchronized to the processor then a dialog will appear asking you if you want to synchronize the configuration The plugin is in offline mode The
24. essary reduce the signal level from the source or change the input sensitivity jumpers Check the output meter and ensure that you are not overloading the outputs If necessary reduce the output gain miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice Audio is coming through _ Check the cabling from the processor to your amplifiers the wrong outputs Check the cabling from your source s Check that you have correctly set up the matrix mixer to send the correct inputs to the correct outputs Cannot reload a Confirm the file format of your file xml configuration Confirm the version of the file 6 3 MCU FIRMWARE UPDATE miniDSP may periodically provide an update to the C DSP 6x8 MCU firmware to enable new features The most recent MCU firmware is always included in the installation folder of the plug in download To update the firmware 1 Connect a microSD card to the computer and copy the hex firmware file onto it The card will need to have been formatted in FAT format 2 Power off the C DSP 6x8 Insert the microSD card into the slot It pushes in and latches Power on the C DSP 6x8 3 The C DSP will load new firmware 4 Eject the microSD card Push it in gently to unlatch it then pull it out The C DSP 6x8 is ready for use with new firmware 6 4 OBTAINING SUPPORT 1 Check the forums on miniDSP com to see if this issue has already been raised an
25. g on every channel o Parametric EQ peaking high shelf low shelf o Butterworth and Linkwitz Riley crossovers up to 48 dB octave o Individual time delay and level adjustment o Advanced biquad programming for an unlimited range of filters and crossover types e Matrix mixer for flexible channel assignment and configuration e Real time configuration of all processing parameters e Four on board presets selectable by external wired remote or infrared remote 1 1 SAMPLE USAGE The C DSP 6x8 typically connects to a head unit with four output channels and directly drives power amplifiers for multiple loudspeakers or drivers Because of its flexible internal routing the C DSP 6x8 can be used ina variety of situations involving a mix of passive speakers active speakers and subwoofers Head unit C DSP 6x8 e lt 1 4 channel amplifier gt e Two way active front speakers oj Passive D rear speakers Subwoofer amplifier 2 channel amplifier Subwoofer s miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice ANNIN 1 2 THE MINIDSP CONCEPT The miniDSP concept is one hardware unit one software plugin audio processing solution This concept leverages the inherent flexibility of DSP digital signal processing to deliver a range of flexible but cost effective solutions Hardware Software Audio processing unit plugin solution Hardware unit In this
26. hat configuration is loaded 7 Eject the microSD card Push it in gently to unlatch it then pull it out The C DSP 6x8 is ready for use with a new configuration set 4 5 5 Restoring to defaults Configurations can be reset to the factory defaults from the Restore menu There are two options Factory Default Reset all four configuration presets to the factory default settings Current Configuration Only Reset only the currently selected configuration preset to the factory default settings If the plugin is in online mode the configuration data on the processor all or just one configuration as selected will also be reset to factory defaults Otherwise the reset will take place in the user interface only and the new configuration data will be downloaded to the processor next time it is synchronized 4 6 KEYBOARD SHORTCUTS The C DSP 6x8 plugin supports the use of the keyboard for many operations Tab The Tab key moves the focus from the current user interface element to the next A blue grey surrounding box usually indicates the user interface element with the focus Shift Tab moves the focus in the opposite direction Up down arrows The up down arrow keys and in some cases the left right arrow keys adjust the value of many parameters if they have the focus e Output channel gain e Crossover frequency and filter type e PEQ filter frequency gain and Q Space The Space bar toggles buttons that have two states such as
27. hat is the user interface is now live Synchronize and Upgrade This is similar to Synchronize Config but also upgrades the internal data of the processor This option may appear after downloading and installing an updated version of the plugin Restore Config Restore the data in the currently selected configuration to the factory defaults When using this option any connected output equipment should be muted or powered off until you have set the configuration to a working state Note that the configuration data will be lost so ensure that you have saved the configuration to a file prior to using this option Cancel This option cancels the attempt to connect to the processor The plugin will remain in offline mode miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 17 ANNANN DSP 4 CONFIGURING THE PROCESSOR The C DSP 6x8 processor is configured with the C DSP 6x8 plugin user interface program Once fully configured the computer is no longer required as source and preset selection can be done with the wired remote or an infrared remote control see Using the C DSP 6x8 If desired however the plugin can remain connected during use for real time live control of all audio processing This screenshot shows the C DSP 6x8 plugin with the key areas highlighted Master volume Connect amp Synchronize Mute Main menu 9090 C DSP 6x8 Restore Help IR Remote
28. l meter Edit EQ settings Edit crossover settings Time delay in ms ae y Enable mute and invert Invert Mute Each output channel has a customizable label which is shown at the top of the channel strip This label also appears on the Routing tab To change the label click on it type a new label up to eight characters and press the Return key 4 3 2 Channel label 4 3 3 Gain control and level monitoring Gain adjustment The gain of each channel can be adjusted by moving the Gain Adjustment slider or by typing the desired gain into the Current Gain text box The maximum gain setting is 12 dB and the minimum gain setting is 72 dB O dB the default is unity gain or no change in level Meter Click this button to bring up an overlay that displays the current signal level in real time The plugin must be in online mode to display signal levels The level meters are useful in many situations For example when adding filters with boost monitor the level meters with typical signals and maximum levels to ensure that there is no clipping The meters can also be used during normal operation to monitor for or to help locate level or gain structure problems miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 21 SNNN 4 3 4 Crossover Each output channel has independent high pass and low pass filters Click on the Xover button to open the crossover settings wind
29. ld save your configuration to a file on a regular basis to ensure that you do not lose your work if you inadvertently restore the miniDSP to default settings For more information on configurations see Working with configurations on page 30 6 Make audio connections With the initial configuration done and now that you are familiar with the various controls it s time to connect the miniDSP C DSP 6x8 into your system Ensure that all power is turned off when making audio connections See Hardware connectivity on page 13 miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 9 nnn 7 Go into online mode A Apply power to the processor See DC power on page 15 for more information Leave other equipment turned off at this stage Connect the USB cable to your computer click on the Connect button and select the Synchronize option If all goes well you are now in online mode and any changes that you now make in the plugin user interface will be immediately sent to the processor Before proceeding click on each Configuration preset button Config 1 2 etc to ensure that all presets have been synchronized and or set to defaults For more information see Synchronizing with the processor on page 17 8 Initial audio check Power on your connected equipment first on the input side e g head unit then on the output side e g power amps Turn the volume on your C DSP 6x8
30. ly and will be downloaded to the processor the next time it is synchronized a To copy a configuration from one preset to another save the configuration to a file then select p a different configuration preset and load the file 4 5 4 Loading configurations from microSD card The C DSP 6x8 can load a set of configurations from a microSD card This can be used to load new configuration sets without requiring a computer connection 1 Connect a microSD card to the computer If the computer has an SD card slot you can use a microSD card adapter Or use an external card reader connected via USB If the card hasn t previously been formatted format in FAT format 2 Start the plugin Don t connect or synchronize to the C DSP 6x8 From the File menu select Save and then Save all configuration to SD card File Restore Help IR Remote Save Save current configuration to computer Load configuration to current slot Save all configuration to SD card miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 31 nnn 3 From the file save dialog box that opens type in a file name navigate to the SD card and click on Save 4 Eject the micro SD card from the computer 5 Power off the C DSP 6x8 Insert the microSD card into the slot It pushes in and latches Power on the C DSP 6x8 6 The C DSP will load all four configurations Each button on the wired remote will light as t
31. nately connections can be made by connecting bare wire ends to the push in terminal block Remove the terminal and connect individual positive and negative wires to each set of screw terminals After all connections are secure firmly re insert the terminal blocks These inputs accept up to 8 VRMS miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 13 IN DSP 3 2 2 Digital input Connect a digital source to the S PDIF coax RCA connector on the front panel LOW LEVEL INPUTS hh A HIGH LEVEL INPUTS SN IN 2 DCIN REMOTE IN1 IN 2 IN 3 IN4 m ovr I I a A TTT IIIT DIGITAL INPUT IN1 From digital source Note the digital input accepts only a stereo PCM digital signal It does not accept encoded or multichannel digital audio 3 2 3 Analog outputs There are eight analog output channels Unbalanced connections are made from the RCA jacks on the rear panel to the power amplifiers Be sure to take careful note of the channel numbering shown in this diagram and on the rear panel ANALOG OUTPUTS A oN A N A gt p 7 SF V OUT 2 OUT4 OUT6 Hh f J N N y OUT 3 UTS jo ES USB 2 0 SD CARD ea REMOTE To power amplifiers miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 14 INN DSP 3
32. om defects in materials and workmanship for a period of one year from the invoice date Our warranty does not cover failure of the product due to incorrect connection or installation improper or undocumented use unauthorized servicing modification or alteration of the unit in any way or any usage outside of that recommended in this manual If in doubt contact miniDSP prior to use FCC CLASS B STATEMENT This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions e This device may not cause harmful interference e This device must accept any interference received including interference that may cause undesired operation Warning This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the sepa
33. or compatible pointing device USB 2 0 port Mac OS X 10 4 or higher Adobe AIR environment latest version e Adobe Flash player latest version DISCLAIMER WARNING miniDSP cannot be held responsible for any damage that may result from the improper use of this product or incorrect configuration of its settings As with any other product we recommend that you carefully read this manual and other technical notes to ensure that you fully understand how to operate this product The miniDSP audio processor is a powerful tool and misuse or misconfiguration such as incorrectly set gains or excessive boost can produce signals that may damage your audio system As a general guideline you should perform the initial configuration of the miniDSP audio processor before enabling audio through any connected output device or amplification Doing so will help ensure that the software is correctly configured miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 5 nin Finally note that the miniDSP audio processor is a very flexible device and many of the questions we receive at the tech support department are already answered in this user manual and in the online application notes on the miniDSP com website So please take the time to carefully read this user manual and the online technical support Thanks for your understanding WARRANTY TERMS miniDSP Ltd warrants this product to be free fr
34. ow Bandpass OUTPUT CHANNEL 1 x E outputs ourputs outputs j outrut7 Select Channel E outpPuT2 j outrut4 outputs f outputs 3 0 3 6 9 12 45 18 21 24 27 30 10 20 50 100 200 500 1000 2000 5000 10000 20000 Basic Advanced HIGH PASS FILTER SETTINGS LOW PASS FILTER SETTINGS Cut off frequency Hz 10 Cut off frequency Hz 100 Filter Type LR 48dB oct Filter Type LR 48dB oct Bypass filter BYPASSED Bypass filter BYPASS Crossovers split the frequency band to send to different drivers In a two way loudspeaker for example a low pass filter is used to remove high frequencies from the signal sent to the woofer and a high pass filter is used to remove low frequencies from the signal sent to the tweeter In a three way speaker the midrange driver will use both the high pass and low pass filters Crossover filters can also be used to limit low frequency content delivered to a speaker or subwoofer to help protect it from over excursion Unlike conventional analog crossovers the flexibility of DSP allows a completely arbitrary mix of different filter slopes and types Filters can be set at any frequency or disabled completely This allows maximum flexibility in matching your crossover to the acoustic characteristics of the loudspeaker drivers Hovering the mouse over the curve brings up an overlay showing the frequency and the attenuation at that frequency Frequency 100 Hz Frequency 100 Hz Gain 6 dB Gain
35. puts No signal showing on input meters Audio sounds distorted Confirm that you downloaded and installed the required frameworks first see Software Installation The Adobe Air environment may need a network connection the first time you run a plugin Close the plugin program ensure that your computer has a network connection and restart the plugin The Adobe Air environment may require a version update Download the latest version from http get adobe com air Reset the processor by power cycling the unit Make sure the processor is seen in the device manager as a HID device Check the cabling from the processor to your amplifiers Check that your amplifiers are turned on and that any volume controls are turned up Check that the input meters and output meters are showing adequate signal if not see item 5 Check that master mute is not enabled Check that the mute buttons in the output control blocks are not enabled Check that your crossover frequencies are correct e g that you don t have high pass and low pass frequencies incorrectly set Check that the matrix mixer is sending the correct inputs to the correct outputs Check the cabling from your source s Check that your source is playing audio and that it is not muted or have volume control turned down Check that the plugin is synchronized with the hardware unit Check the input meters and ensure that you are not overloading the inputs If nec
36. r of the download and double click on the C DSP 6x8 exe program We recommend accepting the default installation settings Once installation is complete the C DSP 6x8 plugin will automatically start Since the plugin checks for a network connection when starting up a warning such as the following may appear In this case click on Allow access miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 11 ANANN DSP e Windows Firewall has blocked some features of this Windows Firewall has blocked some features of nanoAVR on all public and private networks Name BINNA Publisher Unknown Path C program files x86 minidsp nanoavr nanoavr exe Allow nanoAVR to communicate on these networks Private networks such as my home or work network E Public networks such as those in airports and coffee shops not recommended because these networks often have litte or no security What are the risks of allowing a program through a firewall a Allow access 3 1 2 Mac OS X On versions of OS X from 10 7 Lion and later you will need to inform the GateKeeper program that it is OK to install and run this software Go to System Preferences then click on Security amp Privacy and select the General tab 1 Click on the padlock icon in the lower left corner and enter your password in order that you can make changes to the settings 2 Under the text Allow Applications downloaded
37. ration between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help Notice Shielded interface cable must be used in order to comply with emission limits Notice Changes or modification not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment CE MARK STATEMENT The C DSP 6x8 has passed the test performed according to European Standard EN 55022 Class B A NOTE ON THIS MANUAL This User Manual is designed for reading in both print and on the computer If printing the manual please print double sided The embedded page size is 8 2 x 11 Printing on A4 paper will result in a slightly reduced size miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 6 ANNIN 1 PRODUCT OVERVIEW Thank you for choosing the miniDSP C DSP 6x8 audio processor The miniDSP C DSP 6x8 is a powerful and flexible digital audio processor specifically designed for in car audio systems It features e Isolated power supply designed for in car use e Stereo digital S PDIF input RCA connector e Four analog input channels by terminal block 8 VRMS or RCA connector 4 VRMS e Eight analog output channels RCA e Volume control by external wired remote or infrared remote e Advanced audio tunin
38. response curve created with a low shelf boost filter at 100 Hz a dip at 500 Hz anda high shelf cut filter at 5000 Hz Hovering the mouse over the curve brings up an overlay showing the frequency and the gain at that frequency Frequency 398 Hz _ Gain 4 dB E CNA Each channel can be linked to one other channel When a channel is linked to another the PEQ settings of that channel are mirrored to the other Typically the corresponding drivers on the left and right channels are linked left and right tweeter left and right woofer and so on To link a channel select the other channel from the drop down menu at the top left of the PEQ screen and click the Link checkbox Select Channel Select Channel Output 2 _ Link O gt Y Link Enabled Output 3 Output 4 Output 5 miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 24 nnn EQ band selection Click on the radio buttons EQ1 EQ2 etc to display the parameters for that filter Basic Advanced By default each filter is in basic mode and shows the controls described below Advanced mode enables custom biquad programming for almost infinite flexibility in filter implementation This is described in Custom biquad programming on page 27 Filter type Selects the type of filter PEAK Create a dip or a peak in the frequency response LOW_SHELF Reduce or increase part of the frequency spectrum below a giv
39. s your ordered plugin will be available from the User Downloads section of the miniDSP website Download and install your plugin as described in Software installation on page 11 2 Familiarize yourself with the plugin Before connecting your computer to the processor it s worth familiarizing yourself with the user interface presented by the plugin Click on and explore each of the tabs Input Routing and Output For more information see Configuring the processor starting on page 18 At this time the plugin is still in offline mode so any changes you make will not be downloaded into the miniDSP hardware Since we will reset all of the processing parameters in the next step you can feel free to experiment at this point 3 Reset all parameters From the Restore menu select the Factory Default option This will reset all processing parameters back to the defaults and ensure that you have a clean slate for the next step 4 Perform initial configuration Use the plugin to set up an initial audio processing configuration as intended for your application For example typical things that can be done at this point are to e Set the labels of input and output channels e Mute unused input and output channels e Set crossover frequencies and slopes e Setup any essential equalization 5 Save configuration At this point save your initial configuration to a file A configuration is the set of all audio processing parameters You shou
40. sii aiii iiia EE 6 2 TKOUDIESNOOUUNG accaccssccaccnacwsazeaatwantancuancdancimeadneadoatiaantaameustapneannganeenaaennasaaenngabeaaiesnaaanerinasaneaaniaeenaeeaoies 6 3 MICU firmware UPCate cccceccseccsecesccseccseceseeeccseceneceuceeeceneeeceuceseeeseeeuctseeeeesencteeeeseeeuetseeeeeeeueeeeages 6 4 ISS NOON sas cece cetacean secede taaedetetataaaasnemnac anne ance enaton se nemiae ne eat oued sane ace eaneee nen casees miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice nnn IMPORTANT INFORMATION Please read the following information before use In case of any questions please contact miniDSP via the support portal at minidsp desk com SYSTEM REQUIREMENTS To configure the miniDSP audio processor you will require a Windows PC or Apple Mac OS X computer with the following minimum specification Windows e PC with 1GHz or higher processor clock speed Intel Pentium Celeron family or AMD K6 AMD Athlon AMD Duron family or compatible processor recommended 512 megabytes MB of RAM or higher Keyboard and mouse or compatible pointing device USB 2 0 port Microsofts Windows Vista SP1 XP pro SP2 Win7 Win8 1 Microsofte NET framework v3 5 or later Adobe AIR environment latest version e Adobe Flash player latest version Mac OS X Intel based Mac with 1 GHz or higher processor clock speed 512 megabytes MB of RAM or higher Keyboard and mouse
41. surement and analysis tool available for Windows Mac and Linux platforms It includes the ability to automatically generate a bank of parametric EQ biquads based ona measurement These coefficients can be saved to a file from REW and loaded directly into a PEQ bank ina miniDSP plugin Room EQ Wizard can be downloaded here http www roomeaqwizard com downloads For guidance on using this feature please refer to the app note Auto EQ with REW 4 4 3 3 Active Crossover Designer ACD Active Crossover Designer ACD by Charlie Laub performs the complete set of functions for active crossover design and generates biquad coefficients as its output Download it here requires Microsoft Excel http audio claub net software ACD ACD html miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 29 nin 4 5 WORKING WITH CONFIGURATIONS The data that controls the audio processing is called a configuration The processor stores four configuration presets in its internal memory which can then be selected from the wired remote panel or via infrared remote 4 5 1 Online and offline mode Initially the plugin is in offline mode When the Connect amp Synchronize button is used the plugin downloads configuration data into the processor and goes into online mode Changes made in the plugin user interface therefore fall into two categories The plugin is in online mode The plugin user int
42. ther channel When a channel is linked to another the crossover settings of that channel are mirrored to the other Typically the corresponding drivers on the left and right channels are linked left and right tweeter left and right woofer and so on To link a channel select the other channel from the drop down menu at the top left of the Xover screen and click the Link checkbox Select Channel Select Channel Output 2 i O gt Output 5 C Link O gt M Link Enabled Output 3 Output 4 Output 5 miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 23 Ni 4 3 5 Parametric EQ Parametric equalization PEQ is a flexible type of equalization filter It can be used to correct for errors in loudspeaker output to compensate for acoustic room effects and to tailor the overall system response for best sound Click on the PEQ button to open the parametric equalizer settings window PARAMETRIC EQUALIZER OUTPUT CHANNEL 1 x Output 5 C Link 20 15 10 0 5 10 15 20 10 20 50 100 200 500 1000 2000 5000 10000 20000 EQ1 Jayi EQ3 EQ4 EQ5 EQ6 PARAMETRIC EQ s Filter type BAND 1 LOW_SHELF Advanced Frequency 100 Gain 6 0 Q 07 once There are six parametric EQ filters on each input and output channel The window displays a frequency response graph showing the combined response of all enabled parametric filters on that channel For example the screenshot above shows a
43. utput channel assignment is turned on and off by clicking the button corresponding to the two channels This is the default routing Output 1 Output2 Output3 Output4 Output5 Output6 Output7 Outputs Input E input Ce Input on Pon Output 1 Output2 Output3 Output4 Output5 Output6 Output7 Output 8 spor 1 spor 2 Each output channel can have more than one input channel routed to it In that case those input channels are mixed together This can be used for example to mix left and right inputs for a subwoofer feed 4 3 OUTPUT TAB The Output tab displays a row of output channel control strips All channels are identical Output 1 Output 2 Output 3 Output 4 Output 5 Output 6 Output 7 Output 8 12 12 12 12 12 12 12 12 of of of of of of of of 12 12 12 12 12 12 12 12 24 24 24 24 24 24 4 24 36 36 36 36 36 36 36 36 48 48 48 48 48 48 48 48 60 60 60 60 60 60 60 60 72 72 Ti 72 72 72 72 72 0 0 0 0 0 0 0 0 Invert Invert Invert Invert Invert Invert Invert Invert Mute Mute Mute Mute Mute Mute Mute Mute miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 20 4 3 1 Channel strip layout Each output channel has a complete strip of controls Channel label output 1 Gain adjustment 12 oa 12 24 36 48 60 72 Current gain a Open leve

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