Sound Performance Lab MixDreamXP Model 2591 User's Manual
Contents
1. Di T beren ax weaaxiw s1ndu uoisuedx4 y 01 P9199UU0I SAemMe SI dX LIE IGXIW 19YJINJ BUC lagram Block D Gi lt lt ug uorsuedxy INO 431S5eW INQ 401 TUOL 1Ub TY b 1391 1ndurJ Ee ug uotsuedxy uotsuedx 91 1 21 01 8 9 Z ndug G1 01 11 6 z a 0 1 ndug INQ 4a sey INQ 4O TUOL ABATAG nd unn MOT4 TEUBTIS dX Wee4gxIW TEGZ 14 Frequency Response FFT Spectrum Analysis Audio Precision Frequency Response 2591 MixDream XP 05 09 05 14 48 13 107 Expansion Input Fix Output E Ap 85 we 65 ash wae ab a2 d E B E r Ku A 1 E b b 4 5E et E 8E 9E 10E 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k 200k Hi Audio Precision Iz A AFREQ RESP 20Hz 200kHzat2c FFT Spectrum Analysis 2591 MixDream XP Expansion Input Noise Spectrum 05 09 05 14 41 38 Ap 50 100 Audio Precision FFT Spectrum Analysis 2591 MixDream XP Expansion Input Fix Output Input Level 10dBu 05 092. MixDream XP Linking Several MixDream XP Old TTO i D s1Ndul jeusis se pasn sjndu dxJ 391 ay PU Z9T SJAUULYI bt swns pue dX UEDBIGXIW Di OT SASHAWOD UO EINSYUOD wnwxew y SINdUI JEUBIS SE pasn sIndu dxJ aa ay Pu OS SUILULINS 104 SJAUUEBUI 97 JO 1210 BPINOJG SIIUN aal uese pawns aq JILIESSAIAUUN PINOM SIIUN JaYyyNJ JO SJEUBIS au Se sINdU dXJ ay y8Nno1y urey e ui spun au 99UU0I JOU OG SInduj dxJ y 0 UOIJIPPE u pasn ale dX WeAIGXIW J31SPW L JO SI9ULLYJ Indul ay SIIUN 19UJLJNJ OM 0 dn wol4 O om en dx weasaxiw Syste ra ot dX ue Max IW dx weelaxiw 9 sepa eee ta dxweaaxiw dxweasaxiw S 8 0 T Sjauueys INduj S 9T 0 6 SJoUUPLY yndu z a 5 S o Ra 2 OO0000 00000 lt 0000000000 S 3 O 00O DOLOBOOO0000 O00 OD OOBOOO00000 1 2 5 u s gt G4HLAV3 34 LSNW LNAWdINDA SIHL 1 yaagWwnAN Ivldas 4340 9NIAOW3A 340414 SNIVW LOANNODSIC F C IANLSIOW AO NIVA OL LINN SIHLASOAXA LON x dX wesigxiw Z Od 90HS EE ASIA 32NG3A OL A
3. Manual POWER Z Les 11 12 Mono Oc 13 14 Mono Oc 15 16 Mono Oc O N 1 2 MixDream XP 8 Discrete Class A o O MixDream XP Model 2591 Analog 16 2 summing unit Manual MixDream XP Model 2591 Version 1 0 5 2005 Designer Ruben Tilgner This manual contains a description of the product It in no way represents a guarantee of particular characteristics or results of use The information in this document has been carefully compiled and verified and unless otherwise stated or agreed upon correctly describes the product at the time of packaging with this document Sound Performance Lab SPL continuously strives to improve its products and reserves the right to modify the product described in this manual at any time without prior notice This document is the property of SPL and may not be copied or repro duced in any manner in part or fully without prior authorization by SPL CE Declaration of Conformity Manufacturer SPL electronics GmbH Type of Equipment Audio Signal Processor Product MixDream XP Model 2591 Compliance Engineer Wolfgang Neumann Test Basis EN 50081 1 1992 EN 50082 1 1992 EN 60065 1993 EN 61000 3 3 1995 EN60065 2002 EN55013 2001 EN55020 2002 EN 61000 3 2 2000 73 23 EWG 93 68 EWG We herewith declare that the construction of the MixDream XP model 2591 isin comp
4. 05 14 46 52 Ap sa a eo LLL LLL EE EE EL 2k 4k 6l MixDream XP III ik Hz AAFFT at2c M EEE 8k 10k 12k 14k 16k 18k 20k Measurements Well we think this is linear freguency response in the word s best possible sense even at 200kHz the fall off is below 1dB And mind you typical frequency response measu rements are related to a 3dB fall off The FFT Spectrum Analysis above shows the spectrum of noise components We have avery low overall level here in particular without ugly spikes The analysis below shows distortion components at an input level of 10dBu There is no distortion present above the MixDreamXP s outstan ding low THD N 103dB noise level 15 Power Supply No effort or expense was spared here We don t know of anyone who makes good coffee with great beans and bad water and we don t know of anyone who makes great sounding audio equip ment with mediocre power supplies The best parts cannot give you a sound without dependable power The MixDreamxXP is equipped with an internal power supply Two 15 VA transformers are capable of providing adequate current regardless of any demands you can put on it even when running the MixDreamXP pedal to the metal The MixDreamXP power transformer is also heavily shielded to minimize hum The 30V 60V rail power i
5. many are asking whether analog summing is better than digital summing But perhaps the real guestion is whether digital summing better than analog summing We at SPL don t know of anyone who says so We do know that summing with the MixDreamXP creates an amazing signal depth precise local ization and a wonderful stereo imaging Moreover the addition of individual instruments results in soft and pleasant transi tions These are analog summing results that we appreciate from past decades of the best analog technology The MixDreamXP now allows DAW users to exploit this potential with maximum comfort and uncompromising quality ensuring that nothing can stand in the way of the engineer s having the best of both analog and digital worlds MixDream XP Advantages MixDreamXP Advantages An Overview e High grade analog summing on just 1U rack space for amazing signal depth precise localization and a wonderful stereo imaging No analog mixing console necessary No loss of computer automation Lower DAW processor utilization rates Latency free monitoring Surround capable from up to 3 MixDream XP units Channel capacity expandable through linked units Cost effective expansion for the MixDream model 2384 Special Features Connection of Sampler Keyboards etc Along with DAW audio tracks and effects machines or proces sors in the insert loops samplers keyboards and expanders may also be connected directly to the MixDreamXP T
6. 2SIG 34 NLSIOW XO NIVY On SIHL 3SOdX3 LON Od M20HS 91413313 XOR li 40 ASIA F2NG3I4 OL DNA z aN9 YUZJWNWNNNIIUIAG dX weaiqx Ei PJEPULJS WVISVL Yum Ajdwios Szga O XIW 0919 S SCI SUILULUNS iring a gt lt S S 2 a z Rear Panel Connections General Advice Input Channels 1 to8 ei 0000000000000 000000000000 Input Channels 9 to 16 ei 0000000000000 000000000000 The MixDream XP enclosure is EMC safe and effectively shielded against HFinterference Nonetheless you should carefully consider where you place the unit to avoid electrical disturbances The MixDreamXP and all devices to be connected should be turned off before connections are made Always turn volume down or mute your speakers when disconnecting or repatching audio cables to avoid damage to your speakers and ears The following graph shows the correct wiring for connecting unbalanced signals to the balanced XLR I O connectors Input Output balanced unbalanced balanced unbalanced V H G S 2 hot 3 cold Input Channels The MixDream XP has 16 electronically balanced inputs that are connected over two DB25 connectors Readily configured cascade cables from XLR or 1 4 inch TRS to DB 25 are available in many audio stores Usually the analog outputs of a D A converter that tr
7. a mixdown any problems for example significant variations in volume among instrumental subgroups will mean equally significant limitations to your final mastering options Instead however if one masters from a discrete mix with single tracks or subgroups each of these can be adjusted just as easily and quickly in the mastering process to the extent that even individual groups can be tweaked with different processing Your final result is clearly better and the time needed minimal especially since it is less likely that a new mix will be called for 2 Multichannel sessions can be summed in the infinite reso lution of analog signal processing equipment something that may also be of special importance when an engineer wishes to upsample to SACD or DVD A Linking Several MixDream XP An expansion connector provides for a second MixDreamXP input should 16 channels not suffice IMPORTANT The Main Outputs of the second MixDreamXP must be connected to the Expansion Inputs of the first unit do not connect both Expansion Inputs If more than two MixDreamXP are to be summed we recom mend to employ a further MixDreamXP as master otherwise the signals from the first MixDreamXP to cite a worst case scenario would unnecessarily be summed in each following unit In such a chain One MixDreamXP is connected to the Expansion Inputs while all other units are connected to the usual DB25 Input Channels see graphic on the next page
8. ansmit the summing tracks from the DAW are connected here These connectors conform to the Tascam standard with pin layout as pictured below G GROUND Masse C COLD H HOT MixDream XP Rear Panel Connections Main Outputs The Main Outputs provide a stereo mixdown for a recording device through electronically balanced XLR outputs Here as a rule you will route the stereo mix through an A D converter for re recording as anew DAW track Monitor Outputs The Monitor Outputs run parallel with the Main Outs and provide for separate monitoring of the stereo mixdown through elec tronically balanced XLR outputs TIP SPL s Monitor amp Talkback Controller MTC 2381 offers all necessary control functionality for DAW monitoring at this stage IMPORTANT Since Main and Monitor Outs function in parallel using a non balanced connection in one results in both outputs being unbalanced Expansion Inputs This is another stereo input based on electronically balanced XLR connectors It can be activated with the Expansion Input switch at the right set of switches on the front Usually the Main Outputs of another MixDreamXP are connected here to enable summing of up to 32 channels but of course any stereo summed signal can be connected here IMPORTANT The Expansion Inputs ofthe summing MixDreamXP must be connected to the Main Output of the second MixDreamXP never connect both Expansion Inputs TIP for owners of the MixD
9. arantee terms MixDream XP
10. eyeiveccuieshusessusednuiiaisncideweses 14 Meastremenis E 15 ONA SBD E 16 Specifications Dimensions and Weight oooeoooooo o 17 ET dn LEE 18 MixDream XP Contents Introduction The MixDreamXP design plan provides for stereo mixdown atthe analog level This concept offers high grade analog summing without panorama and fader controls in turn allowing an engi neer to retain the entire scope of his computer automation In use the MixDreamXP requires almost no departures from an engineer s usual working mode so that all his trusted DAW features and familiar working routines remain available while the MixDreamXP seamlessly expands his aural mixing palette One MixDreamXP can sum up to 16 audio tracks to a stereo signal and should the need arise for more than 16 tracks several MixDreamXP may be linked together Owners of a MixDream model 2384 can expand this unit with the cost effec tive MIxDreamXP at an identical quality level and by the way that s where the suffix XP comes from Expansion The MixDreamXP discrete class A technology is based on the same 60 volt rails 30V of the MixDream model 2384 Newly developed circuitry based on the most modern analog components guarantees an extremely high slew rate a very low noise level of 97 dBu and a dynamic range of 125 dB Thus the MixDreamXP easily reaches the technical level of the best analog consoles Analog vs Digital Summing Nowadays
11. hen the Midi tracks need only be added in the DAW project the outputs for example from a keyboard are then routed directly to the MixDreamXP Mono Controls To save converter channels all channels may be switched to Mono so that two signals can be converted by a paired D A In this case such signals are characteristically chosen which would receive a more central placement in the stereo mix e g kick snare lead vocal bass All channel pairs must otherwise be panned hard left right in the mix see mono switches on page 10 MixDream XP Before You Begin It makes good sense to think about where you place your MixDream XP before connecting it It should be positioned so that you can easily reach it but there are other considerations Try not to place it near heat sources or in direct sunlight and avoid exposure to excessive vibrations dust heat cold or moisture It should also be kept away from transformers motors power amplifiers and digital processors IMPORTANT Adjust the voltage setting on the rear panel so that it corresponds to your local power conditions Before 230 V 50 Hz 315 mA connecting the MixDream XP or any other eguipment turn off 115 V 60 Hz 630 mA VOLTAGE FUSE all power Do not open the case You may risk electric shock and damage CAUTION Nua Ne AVIS RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR Leave repairs and maintenance to a qualified service techni cian Should f
12. liance with the standards and regulations mentioned above SPL electronics GmbH Sohlweg 55 41372 Niederkruechten Germany Tel 49 216 398 340 Fax 49 216 398 3420 EMail info soundperformancelab com Internet www soundperformancelab com 2005 SPL electronics GmbH All rights reserved Names of other companies and their products are trademarks of their respective owners Te Dee EE A Analog vs Digital SUMMING EN A Advantages And Special Features oooooooe 5 MixDream XP Advantages An Overview cccceseceseeeees 5 Connection of Samplers Keyboards etc ooooonooonov 5 Mono SWITCHES s usos v vas o o NEE 5 Before You Begin 6 Rear Panel Connections 7 nr 7 General e CS a v 8 Input Channels ooooooooonnvvonnovonnnvonnnovonvoonn ooo ovnnnnc 9 EI Kgl E 9 Monnor OUD OUTS z skok noo 9 Control Elements 10 OUTPUT CONTON zosdone oki koc i e d ia int ono is kr 10 Variable a Du e SWITCH EE 10 Mono SWIECI EE 10 Expansion Pt Ste EE 10 GND Lift Switch E 11 Applications and Modes of Operation 11 SUAS A A A 11 Summing of SubgroupS s sessessssssseesseesseceseerseesseesseesseesseee 11 MixDream XP in Mastering Applications oooooonoconoco 12 Linking Several MixDream XP essesssesseesscesscesscessceseceseessee 12 Linking Several MixDream XP Diagram esssessessessssesseee 13 Block Diagram sencsscninestiecseacaggesesi
13. ngement This way you avoid digital summing and your production bene fits from the full potential of 100 analog summing With mono signals one should switch these to mono mode to confine them to single D A converter thereby avoiding the waste of having to use a D A pair for one mono track See Mono Switches on page 10 IMPORTANT In the DAW such signals must be panned hard left or right Summing of Subgroups To reduce track numbers there are two other options besides the above mentioned Summing tip Well you could buy additional MixDreamXP which we confess would make us happy and were sure would not disappoint you or sum your grouped tracks with the MixDreamXP itself For example if you ve done a chorus backup in 16 solo tracks you can adjust your panning in the DAW and the MixDreamXP sums a Stereo mix which is recorded again the sound benefits of analog summing are larger than the disadvantage of a further A D D A conversion MixDream XP 5 L Applications and Modes of Operation 3 L 12 MixDream XP in Mastering Applications Your MixDreamXP is predestined for mastering applications as we ve planned its superior sound quality for just such occa sions Two applications are especially interesting 1 discrete Mastering and 2 upsampling to SACD DVD A formats 1 Normally a studio mastering engineer requires that a stereo file be made available for his or her work But in such
14. o result In such cases each channel pair can be switched to mono mode red status LED so that for example there might be a mono kick on channel 1 snare on channel 2 and bass on channel 3 etc IMPORTANT Panning for such instruments in the sequencing program should place the kick hard left the snare hard on the right and so on Expansion The Expansion Inputs provide an additional XLR stereo input see page g for details and can be activated by the Expansion Inputs Switch in the front right group of switches Typically this stereo input would provide for linking with another MixDream XP unit A MixDream XP Control Elements GND Lift Switch Rear Panel The GND Lift switch separates internal ground from chassis ground The switch can be activated to eliminate ground loop humming which may occur if the MixDreamXP is connected to units with a different ground potential The switch should normally be in the GND position to maintain the shielding effect of the metal housing GND LIFT Applications and Modes of Operation Summing Tracks destined for analog summing are routed from the DAW to the MixDreamXP via A D converters Identical converters are ideal to exclude level and sound differences Although you may often wish to sum more than 16 tracks a general recommendation to reduce track numbers is to route those tracks toa common output bus of the sequencing program which are not played back simultaneously in your arra
15. oreign objects fall inside the case contact your authorized dealer or support person To avoid electric shock or fire hazards do not expose your unit to rain or moisture In case of lightning unplug the unit Always unplug the cable by pulling on the plug only never pull on the cable Never force a switch or Knob Use a soft lint free cloth to clean the case Avoid cleaning agents as they may damage the unit if necessary use an acid free cleaning oil instead MixDream XP 1 8 aSed uo S 10 aUUOD JNdJNO pue Indu ue JO SUIJIM Uld O 000000000000 UOCIJEUIOJUI J9UJJNY 104 OT 9BEd aas I NYLNOdWI SUIXMW 2NJ pue NIEGYJEL UJIM J9 01 U0D QUO SIIJ y JO SINdU UCISUPdXI au o SUIOJIUOW TQEZ JLW TdS papuawworsay dX LUEPI XI puo2 8s e JO SINdINO UIPEW au 7293UU0J urey BSULO JUOW 031915 Aue 10 s nd no ZUIOJHIUOW IL asd aas UJJIMS Y ONG QT a8ed aas 10199UU0 JAMOd 9 ased aas 10129 9S 98L 0 NY LNOdWMI Wo qe a2ueWojadpunos VU 0 9 ZH 09 ASTI vu STE ZH 0S ADEZ N3d0 LONOG MOHS 21419373 40 MISIA 3 ae Rear Panel Connections 8 0 T Sjauuey ndul 9T 0 6 Sjauuey Indul sjndu uolsuedxy sjndjno 10 1Uu0W m 41X 000000000000 Aueu39 u apew O000000000000 I3HLAV 39 LSM NAWdINDA SIHL 43402 DNIAOW34 JANE SNIVW 123NNO
16. ream 2384 A MixDreamXP should always be used for Mixdream 2384 expansion This way you can always make use of the processing stages of the MixDream 2384 for the final stereo mix Stereo Expander Limiter Master Insert Output Transformers MixDream XP Monitor Outputs Control Elements b Variable Output L Expansion Input e e e e O s Output Output Control The Output control regulates the MixDreamXP output level at the Main Outs Its range extends from 14dB to 7dB With this Output Control final levels can be ajdusted to accommo date subsequent A D converters Because the Main Outputs and Monitor Outputs run in parallel both outputs are regulated globally via this control Variable Output Switch The Output Control is activated by the Variable Output switch situated among the front left group of switches When this Variable Output switch is deactivated the Input Level remains unaltered Unity Gain Mono Switches All MixDreamXP channel pairs 1 2 through 15 16 are by default panned hard left right This configuration is the only sensible way in which each signal contributing to the stereo sound canvas can retain its placement and automated characteristics However for mono signals such as kick snares lead vocals or bass that should appear in the middle of a mix it would be a waste to use in hard L R panned channels what would amount to two required converters for a mon
17. s derived from high quality linear regulators whose noise level borders on the immeasurable Extremely fast rectifier diodes and 14 000 microFarrad capacitors insure that there is enough available current at all times and for every imaginable peak Additional 100nF 250V MKP stabilizing condensers are present to insure further that any conceivable peak loads will not affect your mix Power connection must be provided by the included standard IEC three pole computer cable The power chain cable connec tions and transformer conforms to appropriate VDE UL and CSA standards Fuses are rated at 315mA for 230V and 630 mA at 115V operation MixDream XP Frequency range THD N 20 22kHz Input Level 10 dBu Noise Level 20 22kHz A weighted Max Input Level Max Output Level 1kHz THD N 95dB Dynamic range 20 22kHz A weighted Crosstalk LR 1kHz Input Level 10dBu CMRR 1kHz Input Level 10dBu Input Impedance Output Impedance Power Consumption Standard EIA 19 inch Housing 1U Dimensions WxHxD Weight MixDream XP Specifications lt 1Hz 200 kHz 1 dB 103 dBu 97 dBu 28dBu 28 dBu 125 dB 90dB lt 70dB 10kOhm 65 Ohm 36W Dimensions and Weight 482 X 44 X 237 mm ca 19X1 76x 9 5 inch 3 55 kg 7 81 lb Guarantee SPL products are guaranteed for a period of one year against faults in materials or workmanship Refer to your local supplier for full sales and gu
Download Pdf Manuals
Related Search