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FBT Elettronica SpA - Via P. SOPRANI 1 - Zona Ind.le SQUARTABUE - 62019 RECANATI - ITALY

Tel. 071.750591 - Fax. 071.7505920 - P.O. BOX 104 - Email: [email protected] - www.fbt.it

User Manual

Summary of Contents for DLM26

Page 1: ...FBT Elettronica SpA Via P SOPRANI 1 Zona Ind le SQUARTABUE 62019 RECANATI ITALY Tel 071 750591 Fax 071 7505920 P O BOX 104 Email info fbt it www fbt it User Manual ...

Page 2: ... bar will show the progress of the DLM26 initialization process The DLM26 has three factory pre set working modes 2x2 Ways Xover Sub 2x3 Ways Xover and 6 Ways Xover After the initialization the DLM26 will show on the LCD the first of the embedded preset working modes or the last one selected prior to the unit being turned off First time activation will default to the first of the preset working mo...

Page 3: ...d and held for more than one second Input Channels A or B are either muted or unmuted The red LED will illuminate when the Channel is muted When the MUTE LED is OFF then the related Input Channel is UN MUTED A momentary push of the A and B buttons enters the Editing Mode for the Input Channels see later for the Input Channel Editing details The blue EDIT LED will now be ON When the 1 2 3 4 5 and 6...

Page 4: ...V1 01 2 UTILITY MENU Program Utilities 2 1 PROGRAM UTILITY Recall a Program Recall a Program 01 Preset 01 64 Preset 24 2 2 PROGRAM UTILITY Save a Program Save a Program 01 Preset 01 64 Preset 24 2 3 PROGRAM UTILITY Delete a Program Delete a Program 01 Preset 01 64 Preset 24 3 UTILITY MENU Interface Utilities 3 1 INTERFACE UTILITY Interface Setup Interface Setup Source USB Source RS485 4 UTILITY ME...

Page 5: ...one of the 17 available filters type Once selected the filter Type and NOT in Byp mode pressing again the ENTER button can be accessed the selected filter s editing page 4 1 Input A B EQ x X from 1 to 5 Byp Off Type Y 4 1a If selected a Peaking_Eq filter then the filter can be set by the following parameters Input A B EQ x up to 5 filters available Freq Gain Q 1000Hz 0 0dB Q 1 00 Freq 20Hz Amp 15 ...

Page 6: ...z Amp Q 0 30 20kHz 20 00 4 1m If selected a Hi Pass_1 first order High Pass filter then the filter can be set by the following parameters Input A B EQ x up to 5 filters available Freq Gain Q 1000Hz dB Q Freq 20Hz Amp Q 20kHz 4 1n If selected a Hi Pass_2 second order High Pass filter then the filter can be set by the following parameters Input A B EQ x up to 5 filters available Freq Gain Q 1000Hz Q...

Page 7: ...their Freq and Q parameter independently For proceeding with the editing of a custom filter Cell the Param 1 is here used for the Cell selection So a Custom Filter can be set in its parameters as follow 1 1b 1 If selected a Custom_2nd filter Output x Name HPF Custom_2nd F 250Hz 2nd order Cells selection Filtx F 250Hz Q 0 3 2nd Ord Cell x x 1 Freq 20Hz Q 0 05 x 1 20kHz 10 00 1 1b 2 If selected a Cu...

Page 8: ... described at the point 1 1a 3 Out x EQ x X from 1 to 5 Byp Off Type Y Y Peaking_Eq Hi Shelv_1 Hi Shelv_2 Hi Shelv_Q Lo Shelv_1 Lo Shelv_2 Lo Shelv_Q Lo Pass_1 Lo Pass_2 Lo Pass_Q Hi Pass_1 Hi Pass_2 Hi Pass_Q All Pass_1 All Pass_2 Band Pass Notch Filt Byp Off Type Y Param 1 N A Off Peaking_Eq On Notch Filt Through the Param 2 it is possible to Byp the single selected filter Through the Param 3 it...

Page 9: ...0Hz Amp Q 0 30 20kHz 20 00 3 1m If selected a Hi Pass_1 first order High Pass filter then the filter can be set by the following parameters Out x EQ x up to 5 filters available Freq Gain Q 1000Hz dB Q Freq 20Hz Amp Q 20kHz 3 1n If selected a Hi Pass_2 second order High Pass filter then the filter can be set by the following parameters Out x EQ x up to 5 filters available Freq Gain Q 1000Hz Q Freq ...

Page 10: ...S Cmp Thr 12 0dBu Rto 1 1 Thr 12 0dBu Rto 1 1 Param 1 N A Threshold 20 0dBu Ratio 1 1 10 0dBu 32 1 9 Output x Name RMS Cmp A 5ms R 0 2s Kn 2 A 5ms R 0 2s Kn 2 Atk time 10ms Rel time 0 1s Knee Hard 00 4s 3 0s Soft 100 10 Output x Name Limiter A 5ms R 0 2s 20dB A 5ms R 0 2s 20dB Atk time 2ms Rel time 20ms Amp 10 0 dB 50ms 200ms 20 0dB OFF 11 Output x Name Delay Delay 0 000 ms Delay 0 000 ms Param 1 ...

Page 11: ...ption will mean an asterisk will then appear and this option will now take over as the currently selected running option System Utilities Sub menu this sub menu allows to access several operations related to the DLM26 Start Up and General Configuration From the System Utilities Sub menu pushing ENTER and then using the NAV Param 1 encoder for scrolling will give access to the following pages Syste...

Page 12: ...26 is performing a 2 Input to 4 Outputs X Over plus a SUB configuration where the 2 Inputs are automatically assigned to the Outputs as follows Input A to Outputs 1 3 Out1 Low A and Out3 High A Input B to Outputs 2 4 Out2 Low B and Out4 High B Input A Input B to Outputs 5 6 Out5 Sub A and Out6 Sub B 2x3 WAY XOVER in this setup the DLM26 is performing a 2 Input to 6 Outputs X Over where the 2 Input...

Page 13: ...ch one performing a 2 bands Rms Compressor and Peak Limiter where the splitting frequency of the 2 bands can be custom selected Outputs 1 5 Bands Eq 2Bands Rms Compressor 2 bands Peak Limiter Outputs 3 5 Bands Eq 2Bands Rms Compressor 2 bands Peak Limiter Outputs 5 5 Bands Eq 2Bands Rms Compressor 2 bands Peak Limiter Outputs 2 4 6 Muted 2x2 DCL in this operating mode the DLM26 is performing a 2 I...

Page 14: ...6 5 Bands Eq Rms Compressor Peak Limiter Outputs 2 Muted When the 3 DCL is selected the System Setup page will appear as follows To change the desired operating mode for the DLM26 the screen must reflect the mode required and then simply pressing the ENTER button will bring up the following screen asking for confirmation to load the selected operating mode If confirmed by pressing ENTER the select...

Page 15: ...currently running option will be displayed with an asterisk to the right of the option description To change the option simply ENTER on the option not displaying the Asterisk and that option will become active and an Asterisk will now appear to the right of the option description The following two options are available FADE In Off when the DLM26 is turned on all Outputs regard of their status befo...

Page 16: ...est sudden parameter changes where the difference between the old parameter and the new one can cause unwanted click noises big differences in volume changes or bumps big differences in Hp Lp filters cutting frequency values as the DSP reconfigures The Fading In and Fading Out ramps eliminate any potential clicks and bumps This function can be de activated when the unit needs to be used in live co...

Page 17: ...show the following If presets have previously been stored by the user anyone of them can be recalled By using the Param 2 or Param 3 encoder it is possible to scroll through the stored presets Once the desired preset appears on the screen select it by pressing the ENTER button and this will force the DLM26 to begin to load this selected preset and the following transitory screen will appear Once l...

Page 18: ...In this page the User can enter a Preset Name up to 16 Characters by using the Param 2 or Param 3 encoder to choose a character and the NAV Param 1 encoder to move between the 16 available locations for the character s positioning The current position of the cursor is shown by a blinking underscore The following is an example of a screen while entering the preset name Stage 1 2x2 in location 10 To...

Page 19: ...ram this page allows you to delete a preset already stored in the DLM26 memory By pressing the ENTER button and rotating the Param 2 or Param 3 encoder it is possible to scroll through the previously saved presets and the available empty locations identified by Empty Memory If no user presets are stored the Delete a Program screen will show empty memory locations for all 1 64 presets as shown in t...

Page 20: ...r RS485 to be used for controlling the DLM26 From Interface Utilities press ENTER to access the Interface Setup Interface Setup this screen allows you to choose the remote control protocol for the DLM26 By pressing ENTER and then using the Param 2 or Param 3 encoders you can choose between the two possible interfaces USB or RS485 for the DLM26 Pressing ENTER on a selected source will make an aster...

Page 21: ...en Choosing the not be shown option means that once the unit is locked the parameters will not be shown at all With this option when trying to access a parameter the following screen message will appear Lock Unit this sub menu allows the user to lock the device so no parameters can be edited or modified When the Unit is in an unlocked condition all parameters will be available for editing When you...

Page 22: ...word sub menu page screen If the password entered in the Confirm Password page matches the one entered in the Enter Password page the following screen will appear The Password is now configured and held in the device s memory The user can now decide to lock the DLM26 by Password inhibiting the access to ALL processor functions depending on the setting of the parameter Password Enable Disable expla...

Page 23: ...hown flag in the Show Parameter Sub Menu has been selected Once Locked by Password the keylock icon will appear on the default LCD screen and no menu pages will be accessible with the exception of the User Password option To regain access to the full operation of the DLM26 ENTER to the User Password screen and press the UTILITY Button to access the following screen to enable the correct password t...

Page 24: ...red options have been selected using the 3 encoders they are automatically saved as current and stored in the DLM26 system status once leaving the page Note2 to exit this page push the ESC button Audio Signal Input A B Path Block Scheme Gain page from this screen it is possible to set the Input Channels Level from 12dB to 6dB press ENTER an arrow will appear on the left of the screen then use the ...

Page 25: ...present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of 12dB Oct 7 Lo Shelv_Q Symmetrical Low Shelving filters with Variable Q These Shelving filters present level of the selected Gain Attenuation at the selected cutting frequency and a slope that is depending from the chosen Q value 8 Low Pass_1 Low Pass filters of the 1st...

Page 26: ...ted Gain value If we selected a Peaking_Eq filter within EQ 1 then the Q has to be set at a desired value of say 1 00 using the Param 3 encoder the GAIN at say 3dB using the Param 2 encoder and the center Frequency at say 1 00KHz with the NAV Param 1 encoder the EQ sub menu screen will show the following Once in the Peaking_Eq Filter s edit screen all the filter s parameters can be modified using ...

Page 27: ... Symmetrical Shelving filters present level of the selected Gain Attenuation at the selected cutting frequency and a slope that is depending from the chosen Q value If we selected a High Shelving filter with variable Q within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the Param 2 encoder the Q at 3 5 and the Lo Cut Frequency at say 1000Hz with the NAV Param 1 encoder the ...

Page 28: ...metrical Shelving filters present level of the selected Gain Attenuation at the selected cutting frequency and a slope depending from the chosen Q value If we selected a Low Shelving filter with variable Q within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the Param 2 encoder the Q at 3 5 using the Param 3 and the Hi Cut Frequency at say 1000Hz with the NAV Param 1 encoder...

Page 29: ...heir cutting frequency corner depending from the value assigned to the Q parameter If we selected a Low Pass filter with variable Q within EQ 1 then High Cut Frequency has to be set at a desired value of say 1000Hz with the NAV Param 1 encoder and the Q at 3 5 using the Param 3 encoder the EQ sub menu screen will show the following Once in the Low Pass_Q Filter s edit screen all the filter s param...

Page 30: ... their cutting frequency corner depending from the value assigned to the Q parameter If we selected a High Pass filter with variable Q within EQ 1 then Low Cut Frequency has to be set at a desired value of say 1000Hz with the NAV Param 1 encoder and the Q at 3 5 using the Param 3 encoder the EQ sub menu screen will show the following Once in the High Pass_Q Filter s edit screen all the filter s pa...

Page 31: ... and adding a 180 Degree Phase rotation at the selected Frequency If we selected a All Pass_2 filter with variable Q within EQ 1 then Phase Rotation Frequency has to be set at a desired value of say 1000Hz with the NAV Param 1 encoder and the Q at 3 5 using the Param 3 encoder the EQ sub menu screen will show the following Once in the All Pass_2 Filter s edit screen all the filter s parameters can...

Page 32: ...t decrement the Frequency value by step of one thousand Hz the Param 2 by steps of one hundred Hz and the Param 3 by steps of one Hz Notch Filt Filter Filters canceling the band around the selected frequency the amount of canceled band is decided by the Q value If we selected a Notch Filt filter within EQ 1 then the Q has to be set at a desired value of say 1 00 using the Param 3 encoder and the N...

Page 33: ... sub menu it is possible to set the Output Channels High Pass Filter Once on the HPF page Pressing the ENTER Button the filter type fields and the Cutting frequency fields become accessible for the filter s type selection and the Cutting Frequency fine setting The available shapes and orders for the High Pass Filter that are accessible by rotating the Param 2 encoder are listed below Bypass High P...

Page 34: ...possible to set the HPF as Custom Filter where this means that the HPF is builded as cascade of IInd Order Cells which number is depending from the filter s order and where for each Cell can be set independently the Low Cut frequency and the Q More precisely the available independent parameters for setting are the following 1 Custom_2nd builded using 1 IInd order Cell where Low Cut Frequency and Q...

Page 35: ...but here is for Frequency fine tuning being the Frequency increment decrement done by 1Hz steps For a quick Low Cut Frequency setting need to press the ENTER Button for accessing the Low Cut Frequency Fast Setting Page Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz Here the NAV Param 1 encoder will increment decrement the Frequency value by step of one thousand Hz the Par...

Page 36: ...e of 2 IInd Order Filter Cells with editable Cutting Frequency and Q on both of them LPF sub menu Standard Filters from the sub menu page using the Param 2 encoder it is possible to set the LPF in Bypass or as one of the 8 Standard Filters Buttw_1st Buttw_2nd LRiley_2nd Bessel_2nd Buttw_3rd Buttw_4th LRiley_4th Bessel_4th The following is an example of a LPF sub menu screen with the filter set at ...

Page 37: ... Custom Filter order Custom_2nd will allow the editing of just one IInd order Cell Custom_3rd and Custom_4th the access to 2 IInd order Cells In the previous example rotating Clockwise the NAV Param 1 encoder we can access the Filt1 Cell1 and Filt2 Cell2 pages for the Cells High Cut Frequency and Q settings When within the Filt1 editing Page in example And we can chose a different setting within t...

Page 38: ... the Byp and Type fields Using the Param 2 encoder the selected Filter can be activated or bypassed The DLM26 allows the user to select anyone of the filter s type listed above and assign them independently using the 5 available filters In order to select the filter s type it is necessary to use the Param 3 encoder rotate it clockwise or counter clockwise to select the desired filter So in order t...

Page 39: ...steps of one hundred Hz and the Param 3 by steps of one Hz Hi_Shelv_1 2 Filter These Shelving filters present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of 6dB Oct 12dB Oct If we selected a High Shelving filter of the 1st 2nd order within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the Param 2 enc...

Page 40: ...step of one thousand Hz the Param 2 by steps of one hundred Hz and the Param 3 by steps of one Hz Lo_Shelv_1 2 Filter These Shelving filters present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of 6dB Oct 12dB Oct If we selected a Low Shelving filter of the 1st 2nd order within EQ 1 then the GAIN has to be set at a desired ...

Page 41: ...re the ENTER Button it is possible to access the page of the Frequency Fast Setting Here the NAV Param 1 encoder will increment decrement the Frequency value by step of one thousand Hz the Param 2 by steps of one hundred Hz and the Param 3 by steps of one Hz Low Pass_1 2 Filter These Low Pass filters present 3dB at the selected cutting frequency and a slope of 6dB Oct 12dB Oct If we selected a Low...

Page 42: ... encoder will increment decrement the Frequency value by step of one thousand Hz the Param 2 by steps of one hundred Hz and the Param 3 by steps of one Hz High Pass_1 2 Filter These High Pass filters present 3dB at the selected cutting frequency and a slope of 6dB Oct 12dB Oct If we selected a High Pass filter of the 1st 2nd order within EQ 1 then Low Cut Frequency has to be set at a desired value...

Page 43: ...r will increment decrement the Frequency value by step of one thousand Hz the Param 2 by steps of one hundred Hz and the Param 3 by steps of one Hz All Pass_1 Filter Filters allowing a FLAT Amplitude response and adding a 90 Degree Phase rotation at the selected Frequency If we selected a All Pass filter of the 1st order within EQ 1 then Phase Rotation Frequency has to be set at a desired value of...

Page 44: ... band around the selected frequency the amount of passing band is decided by the Q value If we selected a Band Pass filter within EQ 1 then the Q has to be set at a desired value of say 1 00 using the Param 3 encoder the GAIN at say 3dB using the Param 2 encoder and the center Frequency at say 1 00KHz with the NAV Param 1 encoder the EQ sub menu screen will show the following Once in the Band Pass...

Page 45: ...ncrement decrement the Frequency value by step of one thousand Hz the Param 2 by steps of one hundred Hz and the Param 3 by steps of one Hz Note1 once the desired options have been selected using the 3 encoders they are automatically saved as current and stored in the DLM26 system status once leaving the page Note2 to exit this page push the ESC button Vu Meter page from this page it is possible t...

Page 46: ...ed character Once you are happy with your name selection press ENTER to confirm the edited Name The new name will be stored The following example shows Sub replacing our previous name of Low Source page from this page it is possible to assign one of the following Inputs to any Output Channel 1 Input A 2 Input B 3 Sum of Input A 2 Input B 2 The following is an example screen for the Source where In...

Page 47: ...S Compressor s parameters can be modified using the Param 2 and Param 3 encoders for editing the Threshold and the Ratio Once pushing ENTER the above screen will change as follows As said the Threshold and Ratio can be edited using the Param 2 and Param 3 encoders Threshold the selectable range of the RMS Compressor s Threshold is from 20dBu OFF to 10dBu in steps of 0 2dBu The Threshold can be adj...

Page 48: ...an be adjusted by rotating the NAV Param 1 encoder Release Time R the selectable range of the RMS Compressor s Release Time is from 0 1s to 3s in steps of 0 1s and can be adjusted by rotating the Param 2 encoder Hard Soft Knee the selectable range of the RMS Compressor s Knee type is from 000 Hard up to 100 Soft and can be adjusted by rotating the Param 3 encoder Peak Limiter sub menu from this pa...

Page 49: ...e selected one Note1 once the desired options have been selected using the 3 encoders they are automatically saved as current and stored in the DLM26 system status once leaving the page Note2 to exit this page push the ESC button Delay page from this page it is possible to set the Output Channels Delay Time from 000 0000mS up to 848 9984mS by steps of 1mS or 20 8uS To set the Delay time press ENTE...

Page 50: ...Compressor Peak Limiter Outputs 2 4 Muted 4 1 DCL where 1 of the available Outputs Ch1 is Full Band and performing a 2 bands Rms Compressor and Peak Limiter where the splitting frequency of the 2 bands can be custom selected The Outputs of the Channels 3 4 5 6 are performing as in Standard Mode Outputs 1 5 Bands Eq 2Bands Rms Compressor 2 bands Peak Limiter Outputs 3 4 5 6 5 Bands Eq Rms Compresso...

Page 51: ...ible to Bypass or to make active the 5 Bands Equalizer placed on the Output Signal Path When Bypassed the 5 Bands Equalizer its current setting will not be lost EQ x sub menu from this sub menu it is possible to set the Output Channels five available Multi Type Filters Anyone of the 5 filters of the Eq can be selected choosing from the list of filter types shown already at the Input Path section P...

Page 52: ...irm the edited Name The new name will be stored The following example shows Sub replacing our previous name of Low Source page from this page it is possible to assign one of the following Inputs to any Output Channel 4 Input A 5 Input B 6 Sum of Input A 2 Input B 2 The following is an example screen for the Source where Input A is assigned to Output Channel 1 After pressing ENTER an arrow will app...

Page 53: ...g the Low and High Bands where the RMS 2 bands compressor and Peak Limiters will operate On the Low Band will operate the Lo Cmp and Lo Lim on the higher one instead will operate the Hi Cmp and Hi Lim The following is an example screen for the X Over page where the Splitting Frequency is set to 400Hz Rotating the Param 2 or Param 3 encoders the frequency can be modified by steps of 1Hz When in the...

Page 54: ...he 3 encoders they are automatically saved as current and stored in the DLM26 system status once leaving the page Note2 to exit this page push the ESC button Lo Gain page from this screen it is possible to set the Output Level of the Rms Low Compressor Peak Low Limiter cascade from 12dB to 6dB press ENTER an arrow will appear on the left of the screen then use the Param 2 or Param 3 buttons The va...

Page 55: ...ssible to set the Threshold and Ratio parameters of the RMS High Compressor Note The RMS High Compressor Threshold is defined in dBu due to the fact that with both Sinusoid and Squared wave testing signals the DLM26 compressed output dBu RMS Level is the same and matching the selected one Hi Cmp sub menu 2 2 from this page it is possible to set the Attack Time Release Time and Knee type of the RMS...

Page 56: ... Meter page from this page it is possible to select what is shown on the Output LED meters of the coupled channels by using the Param 2 or Param 3 encoders The outputs LED meters can show the Output signal LEVEL same on both coupled channels the Output RMS Compressors activity High Compressor s Activity on the ODD channel s led or the Output Peak Limiters activity High Limiter s Activity on the OD...

Page 57: ...link the Slaves by pressing their related Edit buttons All Linked channels will be selected ready for adjustment when their Blue LED is lit in the Editing mode Now all Slave channels and only those selected will modify their parameters accordingly as you edit the Master channel All other existing parameters will stay the same within the Slave Channels unless edited by this link with the Master cha...

Page 58: ...ze Once completed the DLM26 will resume regular operation as though it was a new unit from the factory and no previously programmed parameters will be available for use GND and USB RS485 LIFT switches The DLM26 on its back panel is providing a couple of switches allowing to connect or left unconnected the power Supply Main GND and the USB RS485 connectors GND to the chassis MAIN LIFT GND Switch Ac...

Page 59: ...ller will check if the Preset is initialized available or not yet created B If YES then the microcontroller will send back to the User eg Crestron AMX Remote Control the same frame used by the command RX STX ID_M ID_N CMD D0 D1 D2 D3 D4 D5 D6 D7 ETX F0H C3H XX 1BH NPreset 00H 00H 00H 00H 00H 00H 00H F7H So in this case if the user gets back EXACTLY what was sent the preset is existing and loaded o...

Page 60: ... XX 0 31 ID device Chn 0 7 Channel selected 0 1 In1 In2 2 7 Out1 Out6 when Channel 0 1 selected then Vol Input Gain when Channel 2 3 4 5 6 7 selected then Vol Output Vol Phs Phase only if the Chn 1 Value 0 1 where 0 direct 1 inverse 180 Vol Gains from 0 to 180 12dB 6dB step 0 1dB B If the command has been properly executed and the Gain Volume modified then the microcontroller will send back to the...

Page 61: ...Password using the options of the User Password Where to access it need to first provide the currently set Password If not Password had been set previously then the 000000 default Password will be the current one If a Super User created presets through the Pc Sw and made them not accessible to the User setting a Super User Password then the final User will never be able to know the content those p...

Page 62: ... Stand Alone mode The Lock Unlock mode set by the use of the Password will be operative on the Stand Alone device also when not operating through the Remote Control Pc Sw 2 Password SuperUser Fix Suser1 Once entered the Password SuperUser click on the OK button and the following window will open Then select the Enable or Disable position and Confirm the choice through the Confirm button If the but...

Page 63: ...Hp Lp or BandSplit in Custom mode 2 Peak Limiter 3 Rms Compressor 4 EQ filter1 EQ filter5 Clicking on the Icon the parameters of the related process will become hidden if previously visible or visible if previously hidden If in example the compressor s parameters are visible ...

Page 64: ...nched the Super Password mode is automatically disabled so the final User unless knowing the Super User Password will not be able to see access the locked parameters coming with the recalled presets The final User having Only the User Password will be able to lock unlock just the visible parameters and the ones left available by the Super User Because each Output channel can have a different numbe...

Page 65: ...dBu Analog Output Signal Ch1 Ch2 Ch3 Ch4 Ch5 Ch6 Bal Male XLR Maximum Output Level 20dBu Digital Processing DSP SAM3716 24bits data x 96 bits coeff A D Converters AKM5392 24bits D A Converters AKM4396 24bits Sampling Frequency 48kHz S PDIF Stereo Digital Input 32kHz 44 1kHz and 48kHz Sources Accepted S N 110dBA THD N 0 005 Frequency Response Bypass 20Hz 20kHz 1 dB Power Supply Switching Power Supp...

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