Lyngdorf Audio DPA-1 Stereo Amplifier User Manual
Contents
1. 18 No Function 11 IMNEDORF Connecting the DPA 1 Connecting to sources and amplifiers The DPA 1 is very simple to hook up 1 Connect all sources to the DPA 1 Then connect the DPA 1 output signal to a poweramplifier Source s ini DPA 1 i Poweramp IANEDORF Using Main and Line outputs As described in Routing and Crossover Frequency there are many ways to utilize the Main and Line out puts Here we have described the three most common set up s Please note the products outputs and cross over frequencies are chosen randomly in these descriptions Combine them at your own will and needs 1 Single amp set up with no subwoofer A poweramp is connected to each Main Output Left and Right No crossover is selected Main Output Left DPA 1 Main Output Right No filter f y filter n auld ae Speaker Poweramp Speaker 2 Poweramplifier and subwoofer set up A poweramp is connected to the Main Out Left and Right and highpass crossover is set at 80Hz The Subwoofer is connected to the Line Output and lowpass crossover is set at 80Hz Remember to set the subwoofer cut off frequency to maximum Main Output Left Right DPA 1 Line Output Right Highpass filter set at 80Hz t t y Mono lowpass filter set at 80Hz Speakers Poweramp Active subwoofer 3 Lyngdorf 2 2 setup A poweramp is connected to Line Output Left and Right and highpass crossover is set at 400Hz Two Lyngdorf bound2. RANEDORF Main Out The sub menus accessible in the Main Out menu are Main Out Main Out Control The Main Out Control sets the output level to be Full Scale fixed or Regulated variable Fixed means there s a constant full scale output most often used as tape out or when using a Lyngdorf Audio TDAI or SDAI as a second slave amplifier in a bi amping set up Regulated variable means that the output level will follow the level of the volume control This setting is chosen if you have for instance a power amplifier or an active subwoofer connected If Full Scale is selected you will constantly have full output with huge potential for overload and damage of power amplifier and or loudspeakers if connected Main Out Level This adjusts the overall output level in steps of 0 1 db it can be attenuated to 40 dB in total Line Out The sub menus accessible in the Line Out menu are Line Out Control The Line Out Control sets the output level to be Full Scale fixed or Regulated variable Fixed means there s a constant full scale output most often used as tape out or when using a Lyngdorf Audio TDAI or SDAI as a second slave amplifier in a bi amping set up Regulated variable means that the output level will follow the level of the volume control This setting is chosen if you have for instance a power amplifier or an active subwoofer connected If Full Sca
3. The error message Fault Low signal is displayed when the measurement has taken more than 5 minutes for the low frequency signal or 2 minutes for the high frequency signal This happens most often when using a low measuring signal compared to the background noise of your environment something that results in prolonged measuring times Solution e Raise the measuring signal volume before continuing with the measurement or reduce the noisy elements in your environment RANIE DORF Firmware Upgrading The DPA 1 firmware can be upgraded using the Lyngdorf Audio Serial Load software This is in the PC package available from www Lyngdorf com Follow the upgrade steps shown below to bring the product into upgrade mode Lyngdorf Audio Serial Load DADPAADPA1_10 519 l Upload File for DPA 1 and file is ok 33 34 RANEDORF Connectors Mains Connector Mains voltage to the DPA 1 is applied via an IEC320 type connector The supplied cable with safety ground should be used to connect the DPA 1 to a mains outlet Make sure the rear selector is in the correct setting and connect the power input only to the appropiate AC source The warranty will not cover any damage caused by connecting to the wrong type of AC mains Always disconnect the DPA 1 from the mains before changing any connections to its inputs or outputs Trigger Connector The DPA 1 is equipped with a TRIGGER OUT 3 5mm mono jack connect
4. 0 dB AAN 22V with high sens __________ Balanced output savms Frequency Response 20 20KHz 0 1dB RoomPerfect Highpass Filter ee er THD N A wgt 103dB Neutral voicing ref 4 4V Digital to Analog S N Ratio 113dB Neutral voicing ref 4 4V Digital to Analog Dynamic Range 113dB Neutral voicing ref 4 4V Digital to Analog THD N A wgt 110dB Neutral voicing ref 4 4V Analog to Digital S N Ratio 119dB Neutral voicing ref 4 4V Analog to Digital Dynamic Range 119dB Neutral voicing ref 4 4V Analog to Digital THD N A wgt 103dB Neutral voicing ref 4 4V Analog to Analog S N Ratio 113dB Neutral voicing ref 4 4V Analog to Analog Dynamic Range 113dB Neutral voicing ref 4 4V Analog to Analog Channel Separation 114dB AC Sweep from 125 16KHz All audio measurements except frequency response are measured with a 20KHz low pass filter in accordance with AES 17 35 36 RANEDORF Protection Grounding Mains earth chassis and audio ground are connected internally Over temperature Mains transformer Auto resetting thermal fuse in mains transformer Mains Mains voltage range 100240vAC5060Hz_ Trigger 3 5mm 1 8 mono jack Trigger Out Current 50mA Mechanical wan eoa a Don oaa TAS 100mm 3 947 inelucing fost 7 4Kg 161b pO Shipping weight 10 8Kg 23 8 Ib Two shipping boxes RANEDORF Technical Assistance For latest version of the firmware
5. ASAS ESE pb SS 1 6 7 8 9 10 11 12 13 1 Analog Input 1 3 Unbalanced RCA Left Right Analog input pairs 2 Analog Input 4 Balanced XLR Left Right Analog input 3 Analog Output Double pair of balanced XLR Left Right analog outputs Main and Line out 4 Analog Output Double pairs of unbalanced RCA Left Right analog outputs Main and Line out RANEDORF 5 115V and 230V Mains Voltage Switch Switches between 115V and 230V mains input voltage Make sure the rear selector is in the correct setting and connect the power input only to the appropiate AC source The warranty will not cover any damage caused by connecting to the wrong type of AC mains 6 Digital Input 1 3 RCA connectors for SPDIF input 7 Digital Output The digital output can be selected as the main or the line channel In both cases the output can be se lected as Full Scale or Regulated The sample rate is fixed at 96 kHz This output is also active when Analog input is selected 8 Digital Input 4 XLR Connector for AES input 9 Optical Digital Input 5 Connector for Toslink input 10 Mic In Mic in for connection of RoomPerfect M microphone 11 Trigger Out DC Trigger out for remote start of SDA 2175 power amplifiers or other suitable equipment with a remote start The output voltage is 12V and a maximum current of 50mA can be drawn from the output 12 RS232 Input Aux RS232 comm
6. Knowledge XX Measurement X ok Press Enter to continue RANEDORF Add more room meas Yes No will show in the display e choose Yes to add another room measurement or e choose No to stop adding more room measurements If No is chosen the volume is returned to the default or lower Save room measurement s Yes No will hereafter be shown e choose Yes to save the performed room measurement e and No to exit without saving any of the performed measurements Adding one or more room measurements leads to a re calculation of all filters i e Global and all Focus filters due to the fact that more of room s acoustic properties have been learned something that affects all filters RoomKnowledge The RoomKnowledge index is a parameter that tells how much of the room s acoustical properties have been learned A high RoomKnowledge 90 means that most of the room s acoustical properties have been learned The more room measurements you add the higher the RoomKnowledge will become The more that the acoustical properties of the room are learned the greater the accuracy of the room correction RoomCorrection The RoomCorrection index is a measure of how much processing is being employed in the room cor rection filters To some extent the RoomCorrection index reflects how audible the correction is How ever the same amount of processing can sound very different due to placement in frequency of the processing For low values
7. and room positions though as mentioned the volume can be changed at any time between meas urements to suit a particular situation After a successful measurement the message RoomKnowledge XX Measurement ok is displayed Press Enter to continue The message Save Focus measurement s Yes No will appear e choose Yes to save the measurement or e choose No to exit without saving the current measurement Choose between focus listening position 2 8 and press Enter If you wish to overwrite an existing Focus filter 2 to 8 can be overwritten or you are trying to save a new filter on an existing preset then Focus no X exists Overwrite Yes No will be displayed When the Focus number has been chosen the volume turns down to default or lower and the new Focus filter is calculated and saved Measure Room Pos It is always possible to add more room measurements which can increase RoomKnowledge and there by fine tune all the room correction filters Press Enter to start a new room measurement Place the microphone in a random room position and the measurement can commence The saved calibration volume from the guided set up is used as default when adding extra focus listening and room positions though as mentioned the volume can be changed at any time between measure ments to suit a particular measurement situation After a successful room measurement the RoomKnowledge is re calculated and displayed as Room
8. below 10 of the room correction index only subtle correction is needed to the original sound in the room With high room correction index values more extensive processing is employed The RoomCorrection index for a specific RoomPerfect filter can be viewed by pressing the numerical button of the corresponding filter This can only be done while in the RoomCorrection menu To see a short video presentation of RoomPerfect please go to www lyngdorf com 23 24 RANEDORF Display The sub menus accessible in the Display menu are Display Disp Brightness Display Timeout Volume Disp Timeo Display Timeout Display Timeout set up is used for enabling disabling the 10 sec display switch off feature If enabled the Main Display reading will switch off after 10 sec of inactivity from the remote control or front panel buttons Disp Brightness Display Brightness is used to control the brightness of the display The brightness can be set to 25 50 75 or 100 Volume Disp Timeo If Volume Display Timeout is enabled the Volume Display reading will switch off after 10 sec of inactivity from the remote control or front panel buttons RANEDORF Volume The sub menus accessible in the Volume menu are Volume Def Volume Max Volume Def Vol The Default Volume setting controls the default volume at start up and can be set from O to 99 dB However a s
9. position typically more or less centered between the loudspeakers Make sure that the height and the orientation of the microphone corresponds to your typical listening height and direction as illustrated and do not block the line of sight between the microphone and the loudspeakers When the microphone has been correctly connected and placed in the focus position you are ready to set the calibration volume The calibration signal is a combination of the high and low frequency measur ing signals and is only presented in your left loudspeaker The measuring signals sound very artificial and disharmonic due to the fact that they are composed of pure tones at different frequencies Press Enter to confirm and to commence the calibration process The test signal will start and shortly thereafter the DPA 1 will suggest an initial estimate of the desired maximum calibration volume in dB displayed as Desired vol max XXdB Retry Save Current Please raise or lower the volume towards the desired maximum volume shown on the display but ensure you avoid clipping uncomfortably loud levels and damage to the loudspeakers Continue choosing Retry for a re estimation of the desired maximum calibration volume until an appropriate calibration volume is reached If you find the suggested calibration volume too loud simply turn down the volume to an ap propriate level and choose Save current When the message Calibration ok Press Enter to cont
10. Name Advanced setup Communication Comm Address Master Slave Digital Out Main Out Main Out Control Comm Speed Line Out Main Out Level Line Out Control S Routing Crossover freq Filter Type Delay l AL Line Out Level RANEDORF Advanced setup Trigger setup Remote Control Firmware versions Factory Reset 15 RANEDORF Introduction to RoomPerfect Once the guided set up has been successfully completed you have the option to listen to music through two listening settings Focus 1 and Global room correction filters The RoomPerfect filters are stored on the numerical buttons from 1 to 9 on the remote control To change from one filter to the other you simply press the numerical button corresponding to the desired filter or toggle between them by press ing the Up Down buttons on the remote or front panel Global is stored on numerical button 9 and the Focus 1 is stored on numerical button 1 Furthermore you can add 7 more Focus listening position 8 in all The additional focus listening positions can be stored on numerical buttons from 2 to 8 To bypass the room correction filters press numerical button 0 Global Listening The Global filter improves the sound quality across the whole room When you are listening to music in a room but are not sat in any parti
11. Owner s manual DPA 1 RoomPertect BANIGDORF RANEDORF RANEDORF Table of Contents Operating Voltage Unpacking the DPA 1 Serial Number Registration Introduction Accessories Front Panel Display Indicators Rear Panel Remote Control Connecting the DPA 1 Connecting to sources and amplifiers Using Main and Line outputs Menu System Navigating the Menu System Menu Tree Introduction to RoomPerfect Global Listening Focus Listening Voicing RoomPerfect Guided Setup Setting the Measurement Volume Level Focus Measurement Room Measurements Adding more Room Measurements Calculation of Focus 1 and Global Filters Advanced Options Measure Focus Pos Measure Room Pos RoomKnowledge RoomCorrection Display Display Timeout Disp Brightness Volume Disp Timeo Volume Def Vol Max Vol 12 12 13 14 14 16 16 16 16 17 17 18 19 19 20 21 22 22 22 23 23 24 24 24 24 25 25 25 Input Name Input Sensitivity Advanced Setup Communication Comm Address Comm Speed Master Slave Digital Out Main Out Main Out Control Main Out Level Line Out Line Out Control Line Out Level Routing Crossover Frequency Filter Type Delay Trigger Setup Remote Control Firmware Versions Factory Reset RoomPerfect Troubleshooting Firmware Upgrading Conne
12. amage from mishandeling All Lyngdorf Audio equipment is carefully inspected before leaving our factory Keep shipping carton and packing material for future use or in the unlikely event that the unit needs servicing If this unit is shipped without the original packing damage could occur and void the warranty Serial Number Registration Please record the serial number of your DPA 1 here for future reference The serial number is printed on the label on the rear panel You will need this serial number should you ever require service for your DPA 1 DPA 1 serial number RANEDORF Introduction Congratulations on the purchase of your Lyngdorf Audio DPA 1 with RoomPerfect M Besides being a state of the art pre amplifier it also enables you to take advantage of the most advanced room correction system on the market It is implemented in such a way that you will always achieve the perfect result No computer needed no acoustic knowledge needed no user input needed We leave nothing to chance in the fully automated calibration process However for the advanced user there are plenty of challenges since the DPA is also a complete Control Centre that allows you to build advanced multi way passive or active speaker systems This is possible due to the very powerful built in DSP engine which facilitates signal routing creation of active cross overs delay settings etc In fact we believe it to be the most versatile pre amp
13. ary woofers are connected to Main Output Left and Right through a poweramp and lowpass crossover set at 400Hz MES Main Output Left Right DPA 1 Line Output Left Right Highpass filter set at 400Hz y y f Lowpass filter set at 400Hz TP ee t 2 gt 4 gt 7 Poweramp E Boundary woofers Speakers Poweramp 13 RANEDORF Menu System The Main Display on the front panel of the DPA 1 shows all functionality and current status of the DPA 1 An overview of the menu tree can be seen in the Menu Tree chapter Navigating the Menu System Pressing the Menu button on the front panel or the remote enters the menu or steps back one level in the menu system Using the left right arrows keys the Menu system settings can now be scrolled through To access a sub menu setting scroll to it and press the Enter button To change a setting use the Up Down and or Left Right arrows and press Enter to accept the change or Menu to exit without applying any changes Menu Tree This is an overview of the entire DPA 1 menu structure DPA 1 Main Menu RoomPerfect Guided setup Advanced options Measure Focus Pos Measure Room Pos RoomKnowledge RoomCorrection Display iii Display Timeout Disp Brightness i Volume Disp Timeo ad aa Volume Def Volume Max Volume Input Sensitivity liga Input
14. ctors Mains Connector Trigger Connector Optional AD Converter Board Balanced Inputs Unbalanced Inputs Cleaning and Maintenance Technical Specifications Audio Protection Mains Trigger Mechanical Technical Assistance Appendix Voicing Curves Manual version 14 05 07 26 26 27 27 27 27 27 27 28 28 28 28 28 28 29 29 30 30 31 31 31 31 32 33 34 34 34 34 34 34 34 35 35 36 36 36 36 37 38 38 ANEDORF Operating Voltage The DPA 1 can be switched between 115V and 230V mains voltage In 115V mode the DPA 1 requires a mains voltage of 100V 120V at 50 60Hz In 230V mode the DPA 1 requires a mains voltage of 220V 240V at 50 60Hz The mains voltage setting for your DPA 1 can be changed on the rear selector Make sure the rear selector is in the correct setting and connect the power input only to the appropiate AC source The warranty will not cover any damage caused by connecting to the wrong type of AC mains The DPA 1 has three power modes 1 OFF No circuitry is powered Please note that some parts of the mains entry section still carry live mains 2 STANDBY The microprocessor is active 3 ON All circuits are active Unpacking the DPA 1 Carefully remove the unit and accessory kit from the carton visually check for shipping damage Contact both the shipper and your Lyngdorf Audio representative immediately if the unit bears any sign of d
15. cular listening position the global filter gives the best result Focus Listening The Focus filter improves the sound quality at a listening position by exploiting the 3 dimensional acous tic properties gained through the room measurements This makes the Focus filter the best solution for optimal sound quality at a specific listening position Voicing When using RoomPerfect you will experience a much more precise and detailed sound reproduction which could also be described as more analytical The Voicing setting is an EQ filter that can be used to gently amplify or attenuate certain frequencies ac cording to your personal preferences and or to compensate if a given recording sounds too bright or too dark The standard voicing settings and their numerical value on the remote control are e Neutral 0 Music 1 1 Music 2 2 Relaxed 3 Open 4 Open Air 5 Soft 6 The frequency curves of the different voicing settings can be viewed in the appendix Neutral is a bypass setting You can toggle between neutral and the available voicings by pressing the Left Right buttons on the re mote or front panel The voicings can also be chosen directly on the remote by pressing the Info button followed by 0 6 RANEDORF RoomPerfect The sub menus accessible in the RoomPerfect menu are Guided setup Advanced options Advanced options is only available when Guided set up has b
16. e no room correction filter selected 6 Info Hold down for 2 seconds to show the current samplerate To select a specific Voicing filter press the Info followed by numerical LYNGDORF button 0 6 within 2 seconds 7 Analog Turns On the DPA 1 from stand by mode with the last selected analog input Selects Analog input or if already selected cycles to the next Analog input To select a specific Analog input press the Analog button fol lowed by numerical button 1 4 within 2 seconds 8 Mute Toggles Mute function on off 9 Menu Activates or de activates the Menu system on the Main display 10 AMP Selects the remote for operation with a Lyngdorf Amplifier Pre amp 11 RES Selects the remote for operation with a Lyngdorf Room Processor 12 CD Selects the remote for operation with a Lyngdorf CD Player RANEDORF 13 Tuner No function 14 Channel Toggles down up between inputs 15 Volume Up down Increases or decreases the volume in the chosen direction 16 Up Down Left Right In normal operation mode the Up Down toggles between bypass and the available Focus and Global filters and the Left Right toggles between neutral and the available voicings In menu mode they are used for navigation in the menu system Pressing and holding down a key changes selected values fast 17 Enter Turns the DPA 1 On from stand by mode with the last selected input and works as Enter in menu sys tem
17. een performed Guided Setup When you enter the RoomPerfect Main Menu for the first time only the Guided setup is available Press Enter to initiate the guided set up The main steps in the guided set up procedure are e Setting the measurement volume level e Taking one Focus listening position measurement e Taking at least three room position measurements e Adding more room measurements in the guided set up optional e Finally automatic calculation of Focus and Global filters If you wish to leave the guided set up at any time during the set up simply press the Menu button and the following message appears Exit without saving No Yes e Choose Yes to exit the guided set up without saving any data or e Choose No to cancel and continue with the guided set up 17 18 BANIEIDORF Setting the Measurement Volume Level The calibration volume is a recommended maximum volume It is important that you always judge whether the calibration volume is too loud The calibration volume should not be so loud that it causes e uncomfortably loud sounds that are inconvenient to you or your environment or e damage to your loudspeakers When the message Connect and place mic in focus pos appears connect the microphone to the mi crophone input found on the back panel Thereafter place the microphone using the microphone stand in an appropriate focus listening position This location should be at your main listening
18. er since this depends on the exact drivers and configurations Therefore the following recommendations should be seen as a good starting point only 29 30 RANEDORF In general the recommended crossover frequency between sub woofers and main speakers is be tween 200 400 Hz By using a high crossover frequency the rear wall quarter wavelength reflection is removed from the main speakers If a Lyngdorf Audio boundary woofer is used in a 2 2 set up a crossover frequency of 400 is recom mended due to the high bandwidth of the boundary woofer For conventional active subwoofers with built in low pass filter the recommended crossover frequency is the upper low pass frequency of the subwoofer If at all possible the low pass filter in the subwoofer should be bypassed Due to the quarter wave reflection from the rear wall corresponding to the depth of the subwoofer cabinet we recommend an crossover point at approximately 200 Hz You might experiment with turning the subwoofer so the driver faces the wall in a distance of 5 to 10 cm This will increase the bandwidth of the subwoofer However due to the limited bandwidth frequency response of most conventional subwoofers you might find it necessary to choose a lower crossover frequency When building active speaker systems it is recommended to use the original crossover point s used by the manufacturer Due to the short wavelengths of the mid high frequencies it is essential that b
19. et setting is used to restore all settings including RoomPerfect in the DPA 1 to the fac tory settings If you return to the factory settings all your personal settings will be erased 31 32 RANIEIDORF RoomPerfect Troubleshooting No microphone connected The error message No microphone connected is displayed when no microphone is connected to the DPA 1 Solution e Connect the microphone on input on the back panel The error message Fault No signal is displayed when the incoming signal is classified as pure noise This happens when the measuring signal is too low compared with the noise from the local environment This could be due to there being too much noise in your measuring environment The above error message is also displayed when the loudspeakers are not connected and or Mute is activated Solution e Raise the measuring signal volume before continuing with the measurement e Connect your loudspeakers and or de activate Mute Signal clipping 1 The error message Fault Signal clipping is displayed when the incoming signal is classified as too loud resulting in clipping distortion 2 A loud noise from the local environment that has corrupted the measurement results in this error message Solution e Lowerthe measuring signal volume before continuing with the measurement e Repeat the measurement with no changes however refrain from making excessive noise when measuring
20. etting over 88 is not recommended as this corresponds to max output with full scale digital input Max Vol The Maximum Volume setting is a safety precaution used for limiting the maximum volume which can be achieved by spinning the wheel or increasing volume via the remote This can be set to avoid excessively loud sound pressure levels and or to protect your loudspeakers against overload 20 26 ANIEDORF Input Name Input Name As default digital inputs are called Digital 1 5 and Analog inputs are called Analog 1 4 To change the name choose an input and then between the following preset names e ADC Analog 1 4 AUX CD CD 1 CD 2 DAB DAT DBS DCC Digital 1 5 DVD DVD 1 DVD 2 FM LD MD PC PHONO RADIO RIAA SACD SAT TAPE TUNER TV VCR VDP VIDEO VIDEO 1 VIDEO 2 Input Sensitivity Input Sensitivity The Input Sensitivity adjustment enables you to match levels from different sources as well as obtaining full scale output on your amplifier The Sensitivity can be adjusted 12dB in 0 1 dB steps Setting the Input Sensitivity too high will result in clipping distortion Therefore always use your ears when setting the Input Sensitivity RANEDORF Advanced Setup The sub menus accessible in the Advanced menu are Advanced setup Communication Main Out HA Crossover freq Trigger setup Factory Reset ll Master Slave Line Out Filter Type Remo
21. he error see RoomPerfect trouble shooting chapter and proceed with the room position measurement by pressing Enter The measurement has ended success fully when the last measuring signal stops and the display shows RoomKnowledge XX Measurement ok This process is repeated at least three times and until the RoomKnowledge reaches 90 Adding more Room Measurements If you have performed successful measurements and RoomKnowledge has reached 90 the message Add more room meas Yes No is displayed At this point or any time later you can decide whether the acquired room measurements are sufficient or you wish to add further room measurements to learn more about the room s acoustical information Adding more room measurements results in a higher RoomKnowledge this in turn improves the room correction filters e Choose Yes to add more room measurements The room measuring process is now continued as described in the previous section e Choose No when no additional measurements are required The volume will now return to default volume or lower depending on the volume you have entered the guided set up with The message Save guided measurement Yes No will be displayed when exiting a successfully completed guided set up e Choose Yes to save the results of the guided set up and calculate the focus and the global room correction filters e Choose No if you wish to exit the guided set up without calculating any
22. inue is displayed the calibration volume has suc cessfully been set and saved RANEDORF Focus Measurement When the calibration is OK press Enter to start the measuring process and Measuring Focus position will be displayed Each measurement comprises four steps e Alow anda high frequency measuring signal first in the left and then in the right channel The length of each measurement depends on a combination of the measurement volume set in the calibration process and the background noise in your local environment Typical measuring times for the low and high frequency measuring signals are 25 and 5 seconds respectively You can exit a commenced measurement by clapping close to the microphone Do not sit in the listening position during focus measurements The measurement will stop prematurely if an error occurs during the measuring process In this case an error message is displayed Press Enter to continue and Retry focus measurement press Enter is displayed If the error needs correcting this should be done at this point see RoomPerfect troubleshooting thereafter press Enter to retry the measurement The measurement procedure will start again A measurement has ended successfully when the last measuring signal stops and the display shows a RoomKnowledge rating as RoomKnowledge XX Measurement ok Press Enter to continue Room Measurements The number of room positions needed depends on
23. le is selected you will constantly have full output with huge potential for overload and damage of power amplifier and or loudspeakers if connected Line Out Level This adjusts the overall output level in steps of 0 1 db it can be attenuated to 40 dB in total RANEDORF Routing Routing In Routing it is possible to apply different settings to the Main and Line outputs Symbal ae Highpass filter Si Lowpass filter Mono lowpass filter A highpass and lowpass filter can be applied to the Main and Line outputs when you want to connect an additional amplifier or subwoofer together with your main loudspeakers A Mono setting is also available for the Line output this is used when connecting a single subwoofer to just one Line output A S hina eet If no filter is selected the full frequency range will be directed to your main loudspeakers If a filter is selected the frequencies above or below the selecter crossover frequency will be directed through the analog line out and digital Line Out or Main Out terminals When a highpass or lowpass filter has been chosen the Crossover Frequency and Filter Type menus are enabled Crossover Frequency Crossover freq Crossover Frequency is only available when Routing has been setup The Crossover Frequency can be selected anywhere between 40 9999Hz It is very difficult to give exact guidelines to setting a suitable crossover frequency filter type and ord
24. lifier on the market today a true state of the art device that sets new standards for what s sonically possible to achieve in a real life environment IMANEDORF Accessories You should find the following accessories included Mains cord 8 m 26 25 feet XLR XLR cable Microphone Programming cable Remote control Microphone stand with Mic clamp delivered in a separate carton RANEDORF Front Panel LYNGDORF a ch O sa MUTE ie 9 Digithl Pre Amplifier k NN 1 2 3 4 Controls The buttons controls on the front panel of the DPA 1 can all be operated either with direct presses or by operating the corresponding keys on the supplied remote control All the keys on the front panel except the Mains Switch are duplicated onto the remote control as well 1 Mains Switch Powers the DPA 1 on off 2 Mute Toggles Mute mode on off Pressing the Mute button for 3 seconds will set the DPA 1 in stand by mode 3 Analog Input Selector Changes to Analog input or if already selected cycles to the next Analog input In standby mode press to turn On the DPA 1 with the last selected analog input 4 Digital Input Selector Changes to Digital input or if already selected cycles to the next Digital input In standby mode press to turn On the DPA 1 with the last selected digital input 5 Display Display with all information on the menu sys
25. newest version of this document and Questions and Answers please check the Support section on the Lyngdorf Audio website If you have any problems with or questions regarding your Lyngdorf Audio product please contact your nearest Lyngdorf Audio representative or Lyngdorf Audio ApS Denmark E mail info lyngdorf com Web http www lyngdorf com 37 38 BANIEIDORF Appendix Voicing Curves For further information on the Voicing setting please refer to the Voicing chapter Magnitude dB Music 1 Magnitude Response Music 1 10 Hz 100 Hz 1kHz 10kHz Frequency Hz Relaxed Magnitude Response Relaxed Magnitude dB 10 Hz 100 Hz 1kHz 10kHz Frequency Hz Open Air Magnitude Response Open Air Magnitude dB 10Hz 100 Hz 1kHz 10kHz Frequency Hz Magnitude dB Music 2 Magnitude Response Music 2 Magnitude dB 100 Hz 1kHz 10khz Frequency Hz Open Magnitude Response Open Magnitude dB 100 Hz 1kHz 10khz Frequency Hz Soft Magnitude Response Soft 100 Hz 1kHz 10kHz Frequency Hz RANIE DORF 39 BANIGDORF www lyngdorf com
26. or The trigger signal is a 12V short circuit protected output signal for powering up external equipment when the DPA 1 is on e g re motely connected SDA 2175 power amplifiers or active subwoofers AD Converter Board The AD Converter card for the DPA 1 has input connectors for both balanced XLR and unbalanced RCA analog signals The input impedance of the inputs are 10 kOhm Balanced Inputs The balanced XLR inputs are wired in accordance with IEC268 Pin 1 Chassis and ground Pin 2 Hot Pin 3 Cold Shell Chassis and ground Unbalanced Inputs The unbalanced RCA inputs are wired in accordance with normal practice Shell Chassis and ground Pin Hot Cleaning and Maintenance This unit does not require any regular maintenance except to keep its exterior clean Simply wipe its exte rior with a clean soft cloth A small amount of non abrasive cleaner may be used on the cloth to remove any excessive dirt or fingerprints Do not use abrasive cleaners or cleaners containing liquid solvents RANEDORF Technical Specifications Audio Balanced input connectors 3 pin XLR gold plated Case Gna Pin1 Gna Pin2 Hot Pin3 Cold Balanced input impedance 10KOhm AC coupled Unbalanced input connectors RCA phono jack gold plated Case Gna Tip Hot Unbalanced input impedance 10KOhm AC coupled DAC Out impedance Gain According to volume con trol setting 88 dB 0 dB with sensitivity normal and rel volume
27. oth crossover frequency filter type and order as well as delay is set correctly Therefore creating filters for active speakers is an iterative process that requires several critical listening sessions in order to achieve seamless integration of the different speaker drivers Filter Type Filter Type is only available when Routing has been setup Filter Type It is possible to choose from two different Filter Types in this menu LiRi Linkwitz Riley 2 4 or 8 order Butw Butterworth 1 2 or 4 order In a 2 2 set up main speakers Lyngdorf Audio boundary woofers we recommend using a fourth order Linkwitz Riley filter In set ups using conventional active subwoofers again due to limited bandwidth we recommend us ing a second order butterworth filter In active speaker systems it is recommended starting with a fourth order Linkwitz Riley filter Delay Delay If you are using a set up with two main loudspeakers located at an identical distance to the listening position you don t need to set a delay However if the distance isn t identical and or you are using a sub woofer or a Lyngdorf Audio 2 2 system you need to set a delay in order to ensure that the sound from each loudspeaker reaches the listening position simultaneously This must be done for main left ML and right MR and as well as line left LL and right LR To set the delay all you need to do is measure the distance from each loudspeaker to
28. room correction filters without saving the performed measurements and without setting the calibration volume RANEDORF Calculation of Focus 1 and Global Filters When RoomPerfect M calculates the filters the display shows the following Calculating filters Please wait The filter calculation process can be expected to take anywhere between 5 seconds and a minute de pending on the specific task When RoomPerfect has calculated the room correction filters they are automatically saved The Focus filter is saved as setting 1 and Global is saved as setting 9 out of the possible 9 filter settings You have now successfully completed a guided set up and the RoomPerfect Advanced Menu is now available 21 22 RANEDORF Advanced Options This section describes the options in the advanced menu which is available after Guided Setup has been completed Here you can add new listening positions and room measurements check the RoomKnowl edge of your current set up and check the RoomCorrection for the different filters Advanced options Measure Room Pos Measure Focus Pos RoomCorrection RoomKnowledge Measure Focus Pos As mentioned it is possible to add 7 different listening focus positions Place the microphone correctly in the new listening position and the measurement process can com mence The saved calibration volume from the guided set up is used as a default when adding extra focus listen ing
29. te Control Digital Out Routing PH Delay Firmware versions Communication The sub menus accessible in the Communication menu are Communication Comm Address The Communication Address setting identifies the DPA 1 s to the PC interface or other Lyngdorf prod ucts In master mode the DPA 1 setting is normally 1 and the addresses 2 99 can be used for individual slave pre amplifiers but nothing is restricted The PC software must know the address of the DPA 1 in order to communicate with it Comm Speed The Communication Speed setting is the RS232 Link interface speed The default setting is 57600 baud With different PC s and different lengths of cables the settings can be changed to 9600 or 115200 baud If a multi amplifier set up is installed with Master Slave communication a smaller delay can be observed when using higher speeds Master Slave Master Slave As default a DPA 1 is set as a Slave If set as a Master the DPA 1 will control the connected applicable equipment e g when adjusting the volume control and when switching on and off If updating firmware the DPA 1 must be set in Slave mode in order to communicate with the PC Digital Out Digital Out It is possible to select if the Digital Output should be the same channel as Main or the same as Line Out The Digital Out will have different functions depending of the setup for Main Out Line Out and cross over 27 28
30. tem status active input selection and volume control 6 Volume Wheel Optical encoded volume control wheel 7 Navigation Keys In stand by mode press Enter to turn On the DPA 1 with the last selected input In normal operation mode the Up Down toggles between bypass and the available Focus and Global filters The Left Right keys toggles between neutral and the available voicings In menu mode the keys are used for navigation in the menu system Up Down Left Right amp Enter Press ing and holding down the Up Down Right Left keys changes selected values fast 8 Menu Button Toggles Menu mode on off RANEDORF Display Indicators 1 AD llluminates to indicate whether the active input is Analog or Digital 2 Menu Alphanumeric Display 2 20 Characters 3 1 5 Illuminates the active input 4 RoomPerfect Logo Is illuminated when a filter is active 5 Volume Display 3 digits indicating Volume control setting from 00 0 to 99 9 in dB s Mute is indicated by the Volume control setting Standby mode is indicated with the decimal dot from the volume indicator being lit only Rear Panel 1 2 3 i 5 ET O O XAXA a nOn vest 388 00 QLOQs E ee O99 AW Woo 9 9 ass OEE D2 pDIGITALINEPTS 204 AES EBU ANALOG BALANCED OUTPUTS ANALOG OUTPUTS 0 oe en ai i 0 0 J Cs E o CJZ eg e UD qoi 10 Oo Ju
31. the listening posi tion and enter these values in the menu The necessary delays are then automatically calculated and applied to each channel RANEDORF 1 centimeter 0 3937 in The fault message Values for delay exceed limits is displayed when the difference between the distance from the speakers closest to and the speakers furthest from the listening position is too big The biggest difference allowed is 340 cm 134 in If the fault message appears you can use the following solutions Can be used individually or together to achieve a valid set up with respect to the delay lengths e Shorten the distances between your Main and Line channel loudspeakers resulting in a more compact loudspeaker set up e Arrange your loudspeaker set up and or your listening position in a more symmetrical set up Trigger setup Trigger setup sets the usage of the trigger output option If e g SDA2175 is connected to drive a sub woofer from the Line out the trigger can be activated and used for switching the SDA2175 On and Off Trigger Setup Remote Control Remote Control Remote Control set up makes it possible to activate or de activate the remote control Firmware versions The Firmware Versions menu is used to check the current firmware version of your DPA 1 and the Room Perfect module as well as the RoomPerfect serial number Firmware Versions Factory Reset Factory Reset The Factory Res
32. the value of RoomKnowledge if it is below 90 after the third measurement the guide automatically includes extra room measurements until a RoomKnowl edge of 90 or more has been achieved The remaining measurements are to be placed in random positions in the room with random orienta tions of the microphone Choosing these random or arbitrary positions and orientations is easy All you have to do is place the microphone at different positions in the room and with different orientations It is important to perform well spaced measurements to get a covering image of the acoustical properties in the room i e varying positions heights and orientations of the microphone For an optimal room correction it is very important that the measurements are 1 performed more than 1 meter approx 3 feet away from the loudspeakers 2 not performed behind the loudspeaker and 3 that there is at least 50 cm 1 5 ft between each measurement 2 a 7 2 eit 3 E e 19 20 RANEDORF When a random measuring position and microphone orientation has been chosen press Enter The measur ing process will start and the display will show Measuring room position 1 The measurement will stop prematurely if an error occurs during the measuring process In this case the error message Retry room measurement press Enter is displayed Press Enter to continue If it is an error that needs correcting then correct t
33. unication connectors for communication with a PC remote control from other Lyngdorf equipment with broadcast commands or linked control between several other amplifiers or other suitable equipment with a remote start e The INPUT is used for connection to a PC or as a control input from a Lyngdorf master amplifier e The AUX connection is output in Master mode for controlling slave amplifiers or bypasses input from other master amplifiers to the next amplifier 13 Mains Input RANEDORF Remote Control The remote control is used to access the menu system as well as the buttons directly accessible on the front panel To control the DPA 1 the AMP key must be pressed please note the DPA 1 s volume and mute buttons still work when in other modes The functionality of the buttons when AMP is pressed are as follows 1 Standby The standby button puts the DPA 1 in stand by mode 2 Numerical Buttons 1 8 Selects Focus listening mode up to 8 different listening positions can be stored in RoomPerfect 3 Numerical Button 9 Selects global listening mode 4 Digital Turns On the DPA 1 from stand by mode in the last selected digital input Selects Digital input or if already selected cycles to the next Digital input To select a specific Digital input press the Digital button fol lowed by numerical button 1 5 within 2 seconds 5 Numerical Button O Selects bypass listening mod
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