Sound Performance Lab 2053 User's Manual
Contents
1. refer to Operation analog processing of a digital signal page 13 CHANNEL ONE Using both channels of the converter The CHANNEL ONE is a mono unit Consequently only one channel of the A D converter can be used with it Since A D converters usually are designed as stereo units with two channels it is possible to convert a second mono signal via the A D INPUT 2 on the CHANNEL ONE If this socket is not in use the A D Converter routes the mono signal of the CHANNEL ONE to both channels Example During a voice recording with the CHANNEL ONE a guitar signal can be converted at the same time 24 96 AD DA Converter 2053 Applications Monitoring in 24Bit 96kHz A high standard of monitoring is necessary for judging the recording quality Therefore all digital signals have to be converted into analog signals to allow reproduction on loudspeakers or headphones The A D converter stage is equipped with high quality components and ensures excellent tonal results We recommend to use the SPL converter rather than the converters found in DAT recorders sound cards or digital consoles Analog processing of a digital signal Together with the converter module the inputs of the CHANNEL ONE can also be used for digital signals to have access to the entire processing bandwidth inclu ding the tube pre amplifier Please consider the following instructions the sockets INSTR IN front and LINE back need not be occu pied Th2. Operation Scope of Functions 9 AD MODE Switch 10 ERROR LEDS 10 External Synchronization sess 11 Applications Channel One Using both converters 12 Ch One Using both channels of the converter 12 24Bit 96 kHz Monitoring o 13 Analog processing of a digital signal 13 Example 1 Processing a sampler s signal 14 Example 2 Recording on a DAT Recorder 14 A 15 Block DIAM EE 16 AEII SEO 17 MAGALA 19 L 24 96 AD DA Converter 2053 Contents Security Advices Please consider referring the installation of the unit operating the converter the safety information in the corresponding operation instruction Please carry out the self installation only as descri bed from page 5 In case of queries please contact an expert Product Description The SPL converter module 2053 combines separately useable A D and D A converters with a wordwidth up to 24 Bits and a Sample rate of up to 96 kHz The D A converter processes up to 24 Bits automati cally as well as sample rates from 32Bit to 96 kHz and is equipped with high quality balanced XLR outputs 12 dBu The A D converter supports 16 and 24Bit formats and works The reduction from 24Bit to 16Bit is processed with the Dithering method the missing lower 8Bit is not cut off but rather included in the 16 Bit format This ensures that quietest passages are preserved Internal Synchr
3. AD DA Converter 2053 Measurements D A THD amp N above input level GOO 000 o B GEN RUNNING mx E 43 25 dB E 60 00 ABr 1 ANL 1 TERM 2 TERM dB THD M CH1 us GEN VOLT dBr SUP TERMINATED D A THD amp N 1 kHz FFT oth otX o B GEN RUNNING Rot E 92 61 dBr 5 8594 Hz AML 1 CONT 2 CONT Zo FFT CH1 vus FREQUENCY Hz SUP OFF eZ L k 3k Sk 10k 20k 24 96 AD DA Converter 2053 17 Measurements A D THD amp N above input level ofA 000 o B GEN RUNNING AX E 96 25 dB E 47 55 Bu I ANL 1 TERM 2 TERM ab R N HL vs GEN VOLT ZdBu SWP TERMINATED E et UN NUS A D THD amp N O 1 kHz FFT o f o x o B GEN RUNNING Au 135 00 dB 34 991 Hz fiNL 1 CONT 2 CONT dB ES POST FFT CH1 us FREQUENCY Hz SUP OFF 18 24 96 AD DA Converter 2053 SPL electronics GmbH hereafter called SPL products are warranted only in the country where purchased through the authorized SPL distri butor in that country against defects in material or workmanship The specific period of this limited warranty shall be that which is described to the original retail purchaser by the authorized SPL dealer or distri butor at the time of purchase SPL does not however warrant its products against any and all defects 1 arising out of materials or workmanship not provided or furnished by SPL or 2 resulting from abnormal use of the product or use in viola tion of instruc
4. Manual Tea AD MODE aal 38 24 96 AD DA CONVERTER 24 96 AD DA Converter Model 2053 Manual 24 96 AD DA Converter 2053 Version 1 0 8 2000 The information in this document has been carefully verified and is assumed to be correct However Sound Performance Lab SPL reserves the right to modify the product described in this manual at any time Changes without notice This document is the property of SPL and may not be copied or reproduced in any manner in part or full without the authorization of SPL Limitations of Liability In no event will SPL be liable for any damages inclu ding loss of data lost profits cost of cover or other special incidental consequential or indirect damages arising from the use of the unit however caused and on any theory of liability This limitation will apply even if SPL or an authorized dealer has been adviced of the possibility of such damage Sound Performance Lab P O Box 12 27 D 41368 Niederkruechten Germany Phone 49 21 63 98 34 0 Fax 49 21 63 98 34 20 eMail info soundperformancelab com www soundperformancelab com 2000 SPL electronics GmbH All Rights Reserved 24 96 AD DA Converter 2053 Security AdVICES uideret ibid 4 Product Description seen 4 Mounting General Information 5 Steps 1 and 2 6 Steps3 aDd AEA 7 CONNECTIONS gar the ttti pesti eee bet R 8 Analog XLR Outputs 8 Digital I Os 9
5. e MIC LINE switch has to be set to LINE The converter signal is now routed to the preamplifying stage of the CHANNEL ONE The LINE socket is a switch socket a signal connected to the LINE socket takes priority otherwise the converter signal will be connected through 24 96 AD DA Converter 2053 13 Applications 14 Example 1 Processing a sampler s signal Connect the output of the sampler via AES EBU or S P DIF interface with the input of the converter The adjustment described in the section above now allows to process the sampler s signal If the processed signal is to be returned digitally converted to the sampler the A D converter has to be synchronized to the D A converter external synchronization the D A converter is the source clock for the A D converter In this case please set the AD MODE switch on the converter module to position 5 24 Bit or D 16 Bit Example 2 Recording on a DAT recorder If the processed signal is to be recorded on a DAT recorder the best Bit format of the DAT recorder must be chosen on the AD MODE switch 16 or 24 Bit while the internal synchronization should be adapted to the desired sample rate For 16 Bit operation choose one of the switch positions B A 9 or 8 for 24 Bit 0 1 2 or 3 Unless a House Clock controls all digital units in this case please set the AD MODE switch to position C for 16 Bit or 4 for 24Bit compare chapter Operation internal and external synchron
6. ermined for the optional equipping of the SPL CHANNEL ONE mono channel strip The possible applications generally described concern all future SPL units which are determined for the recording of the converter Equipping both converter stages offers two essential advantages High quality monitoring in 24Bit 96kHz quality with simultaneous A D conversion Analog processing of a digital signal 24 96 AD DA Converter 2053 9 Operation 10 16 bit AD MODE 24 bit E AES 88 2 0 D DA 96 1 C Wc ASSAN ie B 48 o O 48 3 A 2444 V O wc 4 9 96 Neg 3 DA 5 AD MODE Switch The AD MODE switch is used to set the desired bit mode and sample rate The follo wing list explains the respective switch positions 16 Bit Mode E AES Ext Synchronization to AES clock Dz DA Synchronization zum D A converter C WC Ext Synchronization to word clock B 48 Int Synchronization to 48 kHz A 44 1 Int Synchronization to 44 1 kHz 9 96 Int Synchronization to 96 kHz 8 88 2 Int Synchronization to 88 2 kHz 24 Bit Mode 0 88 2 Int Synchronization to 88 2 kHz 1296 Int Synchronization to 96 kHz 2 44 1 Int Synchronization to 44 1 kHz 3 48 Int Synchronization to 48 kHz 4 WC Ext Synchronization to word clock 5 DA Synchronization to D A converter 6 AES Ext Synchronization to AES clock Error LEDs The Error LEDs indicate faulty audio signals at the S P DIF input or faulty sync signals at the WC AES SYNC INPUT S P DIF output I
7. ization page 11 24 96 AD DA Converter 2053 Specifications A D Converter Wordwidth o 24 Bit 16 Bit triangular Internal sample rates 44 1 48 88 2 96 kHz External sample rates 32 96 kHz Sync sources sse AES 11 or word clock THD N 0 1 dBFs 1 kHz lt 101 dB Dynamic range A 110 dB D A Converter Wordwidth s 24Bit Sample rates sss 32 96 kHz THD N 1 dBFs 1 kHz lt 90 dB Dynamic range A Q 96 kHz 105 dB 24 96 AD DA Converter 2053 15 Block Diagram left analog out Y ll z4 SAMPLE RATE CONU d RES DIFF DRU a D A REC d E 9 right analog out H A GE g error leds lie E xR a SAS S SO RISC CONTROLLER La ITE remote control ka clock select mode select analog signal processing gt gt DIFFANP DIFFANP gt MODE 24811416811 dither digital level gt output mute GNO RES AMET A B ext analog in Y XTAL 96kHz748kHz sample clock digital outputs 88 2kh2 44 1chz clock setter E Model 2053 uc or output eze DA input clock clock select Cech 16 24 96
8. n this case the respective signal is muted 24 96 AD DA Converter 2053 Operation External Synchronization External Synchronization Connection via W C AES SYNC INPUT is required when several signals must be brought together within a chain of digital units e g when connecting several digital units at one console Since the sample frequencies are never exactly iden tical not synchronized sample rates inevitably have different timings samples are ignored or read twice usually audible als cracking By supplying all signal sources with a common frequency all signals are synchronized and sample faults are avoided The common frequency can either be transmitted via unbalanced coaxial wiring using a BNC CINCH adapter as Word House Clock or as AES data if connected as shown in the graphic below In both cases the WC AES SYNC INPUT is to be used AES XLR Connector Cinch 1 GND 2 Signal 1 Sleeve 3 Signal to GND 3 to 1 2 Tip 24 96 AD DA Converter 2053 11 Applications 12 CHANNEL ONE Using both converters Referring to the CHANNEL ONE the separate use of both converters can be for example the conversion of digital signals independent from the A D converter and to reproduce them in best tonal quality on louds peakers or headphones Example High quality conversion of a digital conso le s output signal Another application is the high end conversion of digital signals for the further analog processing
9. of the cover from the back of the upgrade unit OOO O Socket A E E pe One 0006 neur um max input 12 dBu L PLAYBACK INPUTS JLajoinput2 JL ANALOG OUTPUTS JL FUSE nant 20 vatis RETURN Step 2 Please remove the mounting of the wiring on the back of the cover eventually cut off the silicon OOO O Socket A U ra 5 deda A oO E 6 24 96 AD DA Converter 2053 Steps 3 and 4 Mounting Step 3 Connect the cable carefully without turning to the socket of the converter Guideways on socket and plug exclude a wrong connection qoo BL pr 0 max Input 12 RETURN Richt um 6 Bu L PLAYBACK INPUTS _J L A D INPUT 2 JL ANALOG OUTPUTS JL Step 4 Put the converter as illustrated without lateral turning in the unit circuit board above connection sockets on the head and connect it with the screws of the cover The converter is now opera tional Channel One Es EN E O O O O O peur um max Input a dBu RETURN l PLAYBACK INPUTS JL ajo input 2 JL ANALOG OUTPUTS JL 24 96 AD DA Converter 2053 7 Connections 2 24 96 AD DA CONVERTER 165 AD MODE ean t At
10. onization The converter module allows to choose 5 different clock sources via the AD MODE switch The internal sample rates 96 kHz 48 kHz and 88 2 kHz 44 1 kHz are Quartz generated 4 24 96 AD DA Converter 2053 Product Description External synchronization For synchronization with external sources AES data or Word Clock signals can be used as sync sources Alternatively the A D converter can be synchronized to the data adjacent to the D A converter For internal external synchroniza tion please refer to the chapter Operation from page 11 General Information Mounting The SPL converter module 2053 is exclusively offered as an option for certain SPL units We especially advise electronically inexperienced users to contact an expert in case of queries In order to avoid static loads please deactivate the GND Lift switch on the back of the unit that is to be upgraded and touch its case Now pull the power cord out of the socket on the back of the unit operating the converter module Please also remove all other cable connections Treat the converter carefully Please make sure that you only touch the front panel or the sides of the cir cuit board in order to avoid contact with parts on the circuit board Never force any parts when connecting unit and converter module 24 96 AD DA Converter 2053 5 Mounting Steps 1and2 Step 1 Please put the converter module as illust rated on the unit top and remove the screws
11. s 582 0 pO re SYNC INPUT Y perm outputs 45 ANALOG OUTPUTS E LAS pigiraL inputs SP 1 3 The converter module provides analog balanced XLR outputs 1 digital XLR I Os AES EBU 2 and digital S P DIF I Os 3 In case of using the S P DIF output as a WC AES SYNC input the S P DIF output is no longer available Important please never use AES and S P DIF digital inputs simultaneously Analog XLR Outputs The unit operating the module has to be switched off before connecting the converter via the XLR outputs with other units Wiring XLR Output 1 GND 2 hot 3 cold Balanced Unbalanced The illustration to the left demonstrates the correct wiring for unbalanced operation 1 GND 2 hot 3 cold 24 96 AD DA Converter 2053 Connections Digital I Os AES EBU Inputs and outputs according to the AES EBU specification for the connection of all digital units specified in accordance to AES EBU S P DIF Alternatively to the digital XLR sockets the S P DIF 1 Os can be used for the connection of digital units The S P DIF output WC AES SYNC INPUT can also be used for external synchronization via external clocks refer to Applications external synchroniza tion on page 11 Scope of Functions Operation In contrast to usual concepts the SPL converter 2053 comprises separate A D and D A converter stages First of all the converter is det
12. tions or 3 in products repaired or serviced by other than authorized SPL repair facilities or 4 in products with removed or defaced serial numbers or 5 in components or parts or products expressly warranted by another manufacturer SPL agrees through the applicable authorized distributor to repair or replace defects covered by this limited warranty with parts or products of original or improved design at its option in each respect if the defec tive product is shipped prior to the end of the warranty period to the designated authorized SPL warranty repair facility in the country where purchased or to the SPL factory in Germany in the original packaging or a replacement supplied by SPL with all transportation costs and full insurance paid each way by the purchaser or owner All remedies and the measure of damages are limited to the above services It is possible that economic loss or injury to person or property may result from the failure of the product however even if SPL has been advised of this possibility this limited warranty does not cover any such consequential or incidental damages Some states or countries do not allow the limitations or exclusion of incidental or consequential damages so the above limitation may not apply to you Any and all warranties express or implied arising by law course of dealing course of performance usage of trade or otherwise including but not limited to implied warranties of merchantabili
13. ty and fitness for particular are limited to a period of 1 one year from either the date of manufacture Some states or countries do not allow limitations on how long an implied warranty lasts so the above limitations may not apply to you This limited warranty gives you specific legal rights and you may also have other rights which vary from state to state country to country SPL electronics GmbH 41372 Niederkruechten Germany Warranty 24 96 AD DA Converter 2053 19 Sound Performance Lab Sohlweg 55 D 41372 Niederkruechten Germany Tel 49 2163 9834 0 Fax 20 info soundperformancelab com www soundperformancelab com 24 96 AD DA Converter Model 2053
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