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Summary of Contents for MPX 550

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Page 2: ...ely to be walked on or pinched by items placed on or against them paying particular attention to cords at point at which they exit from the unit mmended by the manufacturer ssion ground fault protection For added protection during a lightning storm or when the unit is left unattended plug the power cord from the wall outlet This will provide protection against damage caused by lightning or power N...

Page 3: ... user is encouraged to try or more of the following measures pect to the receiver the receiver nt outlet so that the computer and receiver are on different branch circuits ult the dealer or an experienced radio television technician for additional suggestions The user may find the Federal Communications Commission helpful How to identify and Resolve Radio TV Interference Problems S Government Prin...

Page 4: ... the MPX 550 1 2 Highlights Front Panel Overview 1 4 Front Panel Display Rear Panel Overview 1 8 Connecting the Unit 1 10 Footswitch Typical Connections to a Console Setting Audio Levels 1 12 Input Output Section 2 Basic Operation Selecting and Loading Programs 2 2 Editing Programs 2 3 The Adjust Parameter 2 3 Storing Programs 2 4 The Compressor 2 5 Tap Tempo 2 6 Matching Rhythm Audio Tap Global T...

Page 5: ...uration Level Meters ntrol Adjustments 4 36 ptions 5 2 5 4 Section 6 MIDI Operation Learn Mode 6 2 MIDI Channel Assignment 6 2 Program Change Messages 6 3 Loading Programs Activating Bypass or Tap Functions Continuous Controllers 6 4 MIDI Clock 6 6 MIDI Dumps 6 6 Sysex Messages 6 7 MIDI Implementation Chart 6 8 Appendix Specifications A 2 Declaration of Conformity A 3 Index ...

Page 6: ...ikationen angegebene maximale Umgebungstemperatur bei Betrieb ein Schlitze und Öffnungen im Gehäuse dienen der Belüfung um verläßlichen Betrieb sicherzustellen und Überheizen zu vermeiden dürfen diese Öffnungen nich verstopft oder abgedeckt werden Stecken Sie nie irgend einen Gegenstand durch die Belüftungsschlitze Vergießen Sie keine Flüssigkeiten auf den Apparat Dieses Produkt is mit einem 3 dra...

Page 7: ...n un compartiment non aéré ou directement au dessus d équipements générateurs de chaleur tels qu amplificateurs de courants etc Ne dépassez pas la température ambiante maximale de fonctionnement indiquée dans les spécifications du produit Des fentes et ouvertures sont prévues dans le boîtier pour l aération Pour assurer le bon fonctionnement et pour prévenir l échauffement ces ouvertures ne doiven...

Page 8: ... exibe uma mudança distinta em desempenho que indica a necessidade por serviço Esta unidade só deveria ser aberta através de pessoal de serviço qualificado Removendo coberturas o exporão a voltagens perigosas Este triângulo que se aparece em seu componente o alerta à presença de uninsulated voltagem perigosa dentro do enclosure voltage que pode ser suficiente para constituir um risco de choque Est...

Page 9: ...ai välittömästi lämpöä tuottavien laitteiden esim tehovahvistimien yläpuolelle Ympäristön lämpötila käytössä ei saa ylittää tuotespesifikaation maksimilämpötilaa Kotelo on varustettu tuuletusreiillä ja aukoilla Luotettavan toiminnan varmistamiseksi ja ylilämpenemisen välttämiseksi näitä aukkoja ei saa sulkea tai peittää Mitään esineitä ei saa työntää tuuletusaukkoihin Mitään nesteitä ei saa kaataa...

Page 10: ...nför utrustningar som avger värme t ex effektförstärkare Se till att omgivningens temperatur vid drift inte överskrider det angivna värdet i produktspecifikationen Behållaren är försedd med hål och öppningar för ventilering För att garantera tillförlitlig funktion och förhindra överhettning får dessa öppningar inte blockeras eller täckas Inga föremål får skuffas in genom ventilationshålen Inga vät...

Page 11: ...inting of all or any part tion we have included dry demonstrations Track 1 ead through the important ditional information about and support please visit our m Unpacking and Inspection After unpacking the unit save all packing materials in case the unit ever needs to be shipped Thoroughly inspect the modules and packing materials for signs of damage Report any damage to the carrier at once report e...

Page 12: ...nden sich auf der Produktdemonstration en ugenblick Zeit und lesen eitshinweise Weitere nc sowie über unsere finden Sie auf unserem Auspacken und Überprüfung Bewahren Sie nach dem Auspacken des Geräts das Verpackungsmaterial für den Fall auf dass Sie das Gerät wieder versenden müssen Überprüfen Sie die Module und die Verpackung sorgfältig auf Anzeichen von Beschädigung Etwaige Schäden sind dem Tra...

Page 13: ...es de los productos La n que no es de audio a leer la información de desea información adicional uestros productos o nuestra o web en www lexicon com Desembalaje e inspección Después de desembalar la unidad guarde todos los materiales de embalaje por si alguna vez transportar la unidad Inspeccione con atención los módulos y los materiales de embalaje para comprobar que no muestren desperfectos Inf...

Page 14: ...t it la piste 1 contient des ormations relatives à la amples informations sur notre service clientèle sse www lexicon com Contenu de l emballage et inspection Après avoir ouvert l emballage conservez le pour tout retour Inspectez avec soin les modules et les matériaux d emballage pour tout signe de dommage Veuillez rapporter immédiatement les dommages auprès du transporteur Les dysfonctionnements ...

Page 15: ... per La Traccia 1 contiene dati momento per leggere le za Per ulteriori informazioni nostri prodotti e la nostra internet www lexicon com Disimballaggio ed ispezione Dopo aver disimballato l unità salvi tutto il materiale d imballaggio in caso Lei abbia bisogno di spedire l unità Ispezioni attentamente i moduli ed il materiale d imballaggio per vedere se riportano segni di danno Riporti subito ogn...

Page 16: ... uimos faixas no CD com a a demosntração dos contém informação de para ler as informações uito importantes Para a Lexicon Inc nossos nosso web site em Retirando a embalagem e Inspecionando Depois de desembalar a unidade guarde a embalagem caso precise enviar a unidade para manutenção Inspecione cuidadosamente o módulo e a embalagem procurando sinais de dano Avise à loja qualquer tipo de dano ou ma...

Page 17: ...ed 1 About the MPX 550 1 2 Highlights Front Panel Overview 1 4 Front Panel Display Rear Panel Overview 1 8 Connecting the Unit 1 10 Footswitch Typical Connections to a Console Setting Audio Levels 1 12 Input Output ...

Page 18: ...In many cases this custom parameter controls several program parameters at once For instance it controls the liveness of space in many Chamber and Room programs by changing Decay Early Reflections and EQ simultaneously Tap Tempo simplifies the once complicated process of matching the delay times and modulation rates of tempo based programs to the music Tempo controlled delays and modulation rates ...

Page 19: ...at create two independent effects with four routing configurations Dual effects that combine Delay with Reverb or either Delay or Reverb with Chorus Flange or Pitch Multiple delay modulation and pitch effects Tap Tempo for instant setting of delay times and modulation rates may be set using a footswitch Full MIDI control Universal internal switching power supply MIDI IN and software selectable MID...

Page 20: ... a program tored 3 System Toggles between activating and deactivating System Mode When System Mode is activated EDIT knob 1 selects parameters EDIT knob 3 changes the setting of the selected parameter See Section 3 for more information about System Mode W 4 6 8 11 5 7 9 10 ...

Page 21: ...de parameter Bypass ble programs and when m banks 9 Store Activates store functions When pressed with Tap enters MIDI Learn Mode see page 6 2 10 Tap Cancel Flashes to indicate tempo based programs When pressed twice sets tempo When held uses input level or dialed in value to determine tempo When pressed with Store enters MIDI Learn Mode see page 6 2 11 Power Powers the unit on and off ...

Page 22: ... at the maximum bit rate will cause the input level meters to peak as if digital full scale is occurring However the unit is just receiving the maximum output from the source which is loud enough to peak the meters This is not a problem as long as the source audio is not distorted Gain reduction from the compressor is indicated by a descending bar situated between the two input level meters It is ...

Page 23: ...cted bank 6 EDIT Knobs 1 to 4 Indicates the function of EDIT knobs 1 to 4 7 Tempo Indicates the current tempo as well as the current setting of the System Mode parameter Tempo Mode see page 3 5 P for Program G for Global If the current program is not affected by tempo this area of the display will be blank 8 Routing Configuration Shows the routing configuration for the selected program see page 4 ...

Page 24: ... MIDI OUT THRU 3 FOOTSWITCH Allows footswitch control of front panel Bypass and Tap functions A 1 4 inch Tip Ring Sleeve connector and a momentary contact footswitch are available See page 1 10 for more information 2 3 4 5 6 Tip Ring Sleeve Tip Sleeve Ring Tap Bypass ...

Page 25: ...Getting Started 1 9 nput and output Two RCA available The unit accepts utput Balanced outputs are or 1 4 inch Tip Ring Sleeve input Balanced inputs are or 1 4 inch Tip Ring Sleeve ...

Page 26: ...put uired ear panel FOOTSWITCH rol front panel Tap and footswitch can be wired r A stereo Y connector be used Note Power off the unit prior to connecting the footswitch otherwise Bypass functions will be enabled BYPASS TAP Dual Function Footswitch A dual function footswitch with a set of labels to indicate Tap and Bypass functionality is available at Lexicon dealers or at www lexicon com ...

Page 27: ...Aux Send 1 Aux Send 2 RIGHT Out LEFT Out RIGHT In LEFT In Getting Started 1 11 NS TO A CONSOLE ...

Page 28: ...0dBu The minimum setting fully counterclockwise should be optimal for 4dBu balanced inputs The maximum setting fully clockwise should be optimal for 10dBV unbalanced inputs OUTPUT 1 Press the front panel System button to activate System Mode Output Level the first System Mode parameter will be displayed 2 Turn EDIT knob 3 to set the Output Level parameter Unity gain for a 4dBu input device should ...

Page 29: ...Basic Operation 2 Selecting and Loading Programs 2 2 Editing Programs 2 3 The Adjust Parameter 2 3 Storing Programs 2 4 The Compressor 2 5 Tap Tempo 2 6 Matching Rhythm Audio Tap Global Tempo Bypass 2 7 ...

Page 30: ...nt panel display will revert to showing the name and number of the loaded program However the Load LED will remain lit to indicate that the selected program is still cued for loading The number of the cued program will appear in inverse video below the number of the currently loaded program To load the cued program press the front panel Load button The unit can be configured to automatically load ...

Page 31: ...ARAMETER An Adjust parameter has been customized for individual programs and in most cases controls several parameters at once to handle complicated editing processes For instance Adjust controls the liveness of space in Chamber and Room programs by changing Decay Early Reflections and EQ simultaneously The Adjust parameter is located on Edit Page 1 and controlled with EDIT knob 1 It appears in pa...

Page 32: ... name and a numeric suffix If desired use EDIT knobs 1 and 3 to change the name of the program 4 Press the Store button to save the program to the selected location The message Stored will appear briefly on the display The Edit LED will no longer be lit when the saved version becomes the selected program Note When storing a user program allow the unit to complete the entire store process before po...

Page 33: ...to accommodate the bass content of the music If the compressor is set to react faster than the waveform of the music itself the resulting changes in output level will re shape the waveform enough to produce undesirable audio effects For example 80Hz has a period of 12ms If this is a dominant component in the music set both the attack and release parameters to at least 12ms even higher for better r...

Page 34: ... message Detecting audio appears at the top of the front panel display The optional dual footswitch allows the musician to continue playing the instrument while pressing and holding the Tap button Tempo parameters available for the loaded program will also appear on the front panel display 2 Still holding the Tap Cancel button play two short notes in rhythm 3 Release the Tap Cancel button The mess...

Page 35: ...ttings and apply the current tempo setting to each program as it is loaded BYPASS The Bypass button can be used to force the unit to pass only dry audio to mute the outputs immediately or to mute the inputs to the loaded program Its function depends on the setting of the System Mode parameter Bypass Mode see page 3 5 When Bypass Mode is set to Dry the unit sends only dry unprocessed audio to the o...

Page 36: ...System Mode 3 System Mode Functions 3 2 Parameters MIDI Dumps Restore Default Commands ...

Page 37: ...e e System button again m Mode functions begin Parameter Settings Output Level 0dB to 31dB Off Input Source Analog Stereo Analog Mono L Analog Mono R S PDIF Digital Clock Source Internal 44 1kHz Internal 48kHz External S PDIF Digital Output Processed Dry Mix Mode Program Global Bypass Mode Dry Full Mute Input Mute Program Load Mode Bypass Dry Full Mute Tempo Mode Program Global Compressor Mode Pro...

Page 38: ...i Enabled Disabled R1 MPX1 Enabled Disabled Out Thru Normal Demo Locked Enabled Disabled Enabled Disabled MIDI Dumps Settings if applicable Dump User Bank 1 16 17 32 33 48 49 64 Dump Current Program Dump System Data Restore Default Commands Clear User Bank Factory Init ...

Page 39: ... on the front panel display Note When the Input Source parameter is set to S PDIF Digital the Clock Source parameter will automatically be set to External S PDIF Clock Source Internal 44 1kHz and 48kHz External S PDIF Selects the internal or external clock source for the unit When set to Internal 44 1kHz the unit utilizes an internal clock with a 44 1kHz sample rate When set to Internal 48kHz the ...

Page 40: ...t to Bypass Dry the unit sends only dry unprocessed audio to the outputs When set to Full Mute the unit mutes during program load Tempo Mode Program Global Controls the tempo setting that is applied when a new program is loaded A tempo setting is stored with each program When Tempo Mode is set to Program the unit applies the stored tempo setting of each program as it is loaded When set to Global t...

Page 41: ... by incoming MIDI messages When set to Disabled the unit ignores MIDI Clock messages preventing accidental changes MIDI Out Thru Out Thru Controls the function of the MIDI OUT THRU connector When set to Out the unit can generate its own MIDI Dumps When set to Thru the unit can forward but cannot generate or modify MIDI messages Operating Mode Normal Demo Locked Controls front panel knobs and butto...

Page 42: ...toring default settings will d in the User Bank When set not prevent changes to the Auto Load Enabled Disabled Determines whether the front panel Load button must be pressed to load selected programs When set to Enabled programs will automatically load 3 4 second after the PROGRAM knob stops turning When set to Disabled programs will not load until the Load button is pressed Display Brightness Con...

Page 43: ...anel mp When dumped back its original User Bank urrently active program ed to an external MIDI re button to execute the k the program will ntly active program Dump System Data Executes a MIDI Dump of all System Mode settings and Learned Patches Press the front panel Store button to execute the dump When dumped back the System Mode settings and Learned Patches will take effect immediately ...

Page 44: ...nts of the User Bank re button to execute this er Bank to its factory default annot be executed when a or when the System Mode is set to Enabled e parameters System Mode ams and Learned Patches to ions Press the front panel procedure ...

Page 45: ...e Pitch Dly Eko Special FX 4 16 Stereo Stage Dual Programs 4 18 Efx Bal Flng Dly Pch Dly Chor Dly Dly Rvb Flng Rvb Pch Rvb Chor Rvb MSplit Dly MSplit Rvb Dual Mono Cmprssr 4 31 Dynamics 4 32 Peak Expansion Compression Tape Saturation Level Meters Typical Mastering Dynamics Control Adjustment Live FOH Front of House 4 36 ...

Page 46: ... plates relatively bright colored gned to be heard as part ckening the sound Plate or enhancing pop music Plate Programs Adjust Tap 1 Small Plate Livenes 2 Medium Plate Livenes 3 Large Plate Livenes 4 Tap PreDelay MidRT PreDelay 1 32 Note 5 Tape Slap ips 6 Rich Plate MidRT 7 Large Bright MidRT 8 VocalPlate Livenes Echo 9 Drum Plate Livenes ...

Page 47: ...rs will am to reload The System m Load Mode determines mute or bypass during Gate Inv Programs Adjust Tap 10 StraightGate Time 11 Slope Down Time 12 Drum Gate HighCut PreDelay 1 32 Note 13 140ms TapPre HighCut PreDelay 1 32 Note 14 240ms TapPre HighCut PreDelay 1 32 Note 15 340ms TapPre HighCut PreDelay 1 32 Note 16 440ms TapPre HighCut PreDelay 1 32 Note 17 540ms TapPre HighCut PreDelay 1 32 Note...

Page 48: ...erial In l and vocal applications y recorded tracks a sense mance Hall Programs Adjust Tap 20 Small Hall MidRT 21 Medium Hall MidRT 22 Large Hall MidRT 23 Small Church MidRT 24 Large Church MidRT 25 Jazz Hall MidRT 26 Dance Hall MidRT 27 Synth Hall MidRT 28 Concert Hall MidRT 29 Gothic Hall MidRT ...

Page 49: ...is much istic coupled with the low es these programs useful on especially the spoken voice e spoken voice a noticeable w color Chamber Programs Adjust Tap 30 Brick Wall HighCut 31 Basement HighCut 32 LiveConcert Livenes Eko Delay 33 Drum Chamber MidRT 34 Moves on Livenes 35 Live Chamber Livenes 36 VocalChambr1 Livenes Eko Delay 37 VocalChambr2 Livenes Eko Delay 38 WideChamber Livenes 39 PCM60 Larg...

Page 50: ... ns a gradual decay of owing of bandwidth In adds depth emulating air of microphones away room Ambience Programs Adjust Tap 40 Announcer HighCut 41 VerySmallAmb HighCut 42 Small Amb HighCut 43 MidSizeAmb HighCut 44 Studio D HighCut 45 Bright Amb Decay 46 Dark Amb Decay 47 MarbleFoyer Livenes 48 Smooth Amb Decay 49 Guitar Amb HighCut ...

Page 51: ...e place These ms and percussion and can uitar tracks Room Programs Adjust Tap 50 Bedroom Walls 51 Tiled Room LFBoost 52 Studio C MidRT 53 Small Room Livenes 54 Studio B MidRT 55 Rehearsal Rm EQ 56 Studio A MidRT 57 Large Room EQ 58 Fat Space MidRT 59 Chunky Space EQ ...

Page 52: ...p g it simple to match the parameter Phase sets s out of phase resulting Set the Mix parameter to Wet for all programs Mix can be used to effectively set the depth of the Tremolo program when more dry is added to the wet to dry mix It is recommended to make the rate work with the tempo of the music as Tremolo is essentially a rhythmic effect Tremolo Programs Adjust Tap 60 RectSine Tap Phase Rate 1...

Page 53: ...al cabinet the high horn es are spun in opposite peeds are independent and ation and deceleration the inertia of the original A virtual requirement for organ music Rotary programs also sound remarkable with guitar and electric piano rhythm parts In fact these programs are great alternatives to chorus and tremolo effects for any sound source To achieve the full effect set the Mix parameter to Wet f...

Page 54: ...oes and other nherited from Lexicon s ffect that simulates the m a single source These oustic or clean electric ependently randomized stereo field Set the Mix the full richness of the Chorus Programs Adjust Tap 70 Chorus1 Resnce 71 Chorus2 HighCut 72 Chorus3 Diffusn 73 Slap Chorus1 Diffusn 74 Slap Chorus2 Depth ...

Page 55: ...ne then the other The ing phase cancellations and cteristic swishing tunneling o 2 Tap delays one per ed and the second sweeps ay taps together creates the Wet to achieve the full flange Flange Programs Adjust Tap 75 Flng Lite Rate 76 Flng Lite180 Resnce 77 Flng Med180 Rate 78 Flng Deep Resnce 79 Flng Deep180 Resnce ...

Page 56: ...effects us without the audible e grams have one pair of tune is applied with the come more out of tune the need for mixing in a achieve the full effect of Detune Programs Adjust Tap 80 Detune Mild Dtuning 81 Detune Dtuning Med Warm 82 Detune Heavy Dtuning 83 Det Xtreme Dtuning 84 Pitch Detune Dtuning ...

Page 57: ... to chords h programs can be used to onophonic sources within a wo octaves down Mix parameter to Wet For x parameter to the desired Pitch Programs Adjust Tap 85 Pch Chrmatic Pitch 86 Pitch Fine Pitch 87 Pch 4th 5ths Pitch 88 Pch PowerInv Inversn 89 Vocal Chorus HighCut ...

Page 58: ... knob 1 is set to a value between 0 and 63 digital delay effects are produced Each repeat is the same timbre but softer When the Adjust parameter is set to a value between 64 and 127 tape effects are produced Each repeat is darker and softer In programs 90 to 97 the Adjust parameter sets the amount of feedback with an increasing number of repeats as the setting is increased Delay time is set with ...

Page 59: ...dingly less example four times as many esult Dly Eko Programs Adjust Tap 90 Dly Mono Tap FeedBk Delay Time 91 DlyStereoTap FeedBk Delay Time 92 Dly ShuflTap FeedBk Delay Time 93 Dly Dot8 Tap FeedBk Delay Time 94 Dly 8 3plTap FeedBk Delay Time 95 Dly Pong Tap FeedBk Delay Time 96 Dly XFbkTap1 FeedBk Delay Time 97 Dly XFbkTap2 FeedBk Delay Time 98 Dly Mono Time 99 Dly Stereo Time 100 Dly TapeSlap Ti...

Page 60: ...on Adjust Tap HighCut Eko Dtuning Resnce Speed Whole Note HighCut Time Rate Drum Horn Level Echo Decay Decay Resnce Width Delay Delay Time FeedBk Dly Time Pan Rate Pitch FeedBk Delay Time Whole Note Diffusn ...

Page 61: ...ting for the Width parameter depends on the distance between the speakers at each side of the stage The program loads with an assumed spacing of about 20 feet with an adjustment range of 10 to 50 feet The width setting assumes that most audience members are seated within about 30 degrees to either side of the stage centerline If audience members are seated further to the sides of the stage the set...

Page 62: ...milar to the Dual Stereo Parallel configuration One effect e g Flange receives signals from the left input and the other effect e g Delay receives signals from the right input However both effects send signals to the left and right outputs Dual Mono This bank contains programs that are arranged in the Dual Mono configuration One effect e g Flange receives input from the left channel only and sends...

Page 63: ...The illustration below uses the Pch Dly program to show the effect of the Efx Bal parameter at certain settings when a Cascade variation is selected Pitch Delay ay Pitch Delay Pitch Delay ay 50 50 Provides delayed pitch shift 0 100 Provides delayed dry signal h shift 25 75 Provides delayed pitch shift plus delayed dry signal ...

Page 64: ...Dual Stereo Parallel eedBk Triplet 1 8 Note Dual Stereo Parallel eedBk Delay Time 1 4 Note Dual Stereo Parallel Time Dual Stereo Parallel Time Dual Stereo Parallel eedBk Delay Time 1 4 Note Cascade Time Cascade eedBk Delay Time 1 4 Note Cascade Time Cascade arallel L R Cascade Flange Delay L R L R ...

Page 65: ... Parallel Pitch Delay Time Dual Stereo Parallel Pitch Delay Time Dual Stereo Parallel Pitch Delay Time Dual Stereo Parallel Pitch Delay Time Dual Stereo Parallel Pitch Delay Time Cascade Pitch Delay Time Cascade Pitch Delay Time Cascade Pitch Delay Time Cascade o Parallel tch elay L R Cascade Pitch Delay L R L R ...

Page 66: ...ay Time Dual Stereo Parallel FeedBk Delay Time Dual Stereo Parallel FeedBk Delay Time Dual Stereo Parallel Time Dual Stereo Parallel Time Dual Stereo Parallel FeedBk Delay Time Cascade Time Cascade FeedBk Delay Time Cascade Time Cascade arallel L R Cascade Chorus Delay L R L R ...

Page 67: ...rallel MidRT Delay Time Dual Stereo Parallel Decay Delay Time Dual Stereo Parallel Decay Delay Time Dual Stereo Parallel Decay Delay Time Dual Stereo Parallel Livenes Delay Time Cascade MidRT Delay Time Cascade Livenes Delay Time Cascade MidRT Delay Time Cascade o Parallel elay verb L R Cascade Delay Reverb L R L R ...

Page 68: ...peed Whole Note Dual Stereo Parallel MidRT Dual Stereo Parallel MidRT Dual Stereo Parallel MidRT Dual Stereo Parallel MidRT Dual Stereo Parallel MidRT Speed Whole Note Cascade Livenes Speed Whole Note Cascade MidRT Cascade Livenes Cascade arallel L R Cascade Flange Reverb L R L R ...

Page 69: ...ereo Parallel Pitch Dual Stereo Parallel Pitch Dual Stereo Parallel Pitch Dual Stereo Parallel MidRT Dual Stereo Parallel Dtuning Dual Stereo Parallel Pitch Cascade MidRT Cascade MidRT Cascade MidRT Cascade o Parallel tch verb L R Cascade Pitch Reverb L R L R ...

Page 70: ...Parallel MidRT Dual Stereo Parallel MidRT Dual Stereo Parallel MidRT Dual Stereo Parallel MidRT Dual Stereo Parallel MidRT Dual Stereo Parallel Livenes Cascade Livenes Cascade Livenes Cascade MidRT Cascade arallel L R Cascade Chorus Reverb L R L R ...

Page 71: ...t Time Mono Split Time Mono Split Pitch Delay Time Mono Split Pitch Delay Time Mono Split Pitch Delay Time Mono Split Pitch Delay Time Mono Split Pitch Delay Time Mono Split FeedBk Delay Time Mono Split FeedBk Delay Time Mono Split Time Mono Split Time Mono Split Time Mono Split uration is illustrated on page 4 18 ...

Page 72: ...Split MidRT Delay Time Mono Split MidRT Delay Time Mono Split MidRT Delay Time Mono Split MidRT Mono Split MidRT Mono Split MidRT Mono Split MidRT Mono Split Livenes Mono Split Pitch Mono Split Pitch Mono Split MidRT Mono Split MidRT Mono Split Pitch Mono Split MidRT Mono Split ...

Page 73: ...Program Descriptions 4 29 Adjust Tap Routing MidRT Mono Split MidRT Mono Split MidRT Mono Split MidRT Mono Split uration is illustrated on page 4 18 ...

Page 74: ...elay Time Dual Mono FeedBk Speed 1 4 Note Dual Mono FeedBk Speed Dotted 1 4 Note Dual Mono Pitch Delay Time Dual Mono Pitch Delay Time Dual Mono FeedBk Delay Time Dual Mono FeedBk Delay Time Dual Mono MidRT Speed Dual Mono MidRT Dual Mono MidRT Dual Mono MidRT Dual Mono Livenes Dual Mono n is illustrated on page 4 18 ...

Page 75: ...rb a zero delay dry component h The Mix parameter should tive mix should be adjusted Comprssr Programs Adjust Tap 240 Two to One Gain 241 Three to One Gain 242 3 1 Small Gain PreDelay 243 5 1 Medium Gain PreDelay 244 3 1 Large Gain PreDelay 245 GuitarComp Gain 246 Limiter Gain 247 Male Vocal Gain PreDelay 248 Female Vocal Gain PreDelay Presets 240 241 245 and 246 are compressor only Presets 242 24...

Page 76: ...e level of low level sound sources For example for a relatively quiet instrument that swells in volume without the desired impact peak expansion can raise the instrument level during the swell ExpThrsh 31 to 0dB Controls the threshold above which expansion is applied Lower settings enable low level sound sources to expand Higher settings enable only very high level peaks to expand ExpLvl 0 0dB to ...

Page 77: ...ates the compression threshold the level the sound source must rise above before compression is applied Attack 200 to 3 0msec Determines how fast the compressor responds to sound sources that rise above the compression threshold Slower settings allow the signal to rise above the threshold for short periods of time with minimal compression Release 4 0 to 30sec Determines how fast compression is red...

Page 78: ...revent reduce peaks within the erage level of the sound uration block to reduce ncreased to its maximum l overload However istort the signal Saturation Off Modern Vintage Controls the amount of saturation LEVEL METERS 1 3 4 2 1 2 1 Output Level Meter Indicates output levels The value indicates the maximum output level of the left or right channel whichever is greater The tick marks are placed in 3...

Page 79: ...ft or right channel input levels whichever is greater The associated tick marks are placed in 3dB increments The right most tick mark indicates 0dB or maximum input level TYPICAL MASTERING DYNAMICS CONTROL ADJUSTMENT The following is a common scenario for musical sources that have not previously been compressed For analog input sources adjust the front panel Input Trim knob so the input meters pea...

Page 80: ...NT OF HOUSE Live FOH programs are designed for live performances with controls that are more convenient for live sound engineers to operate These programs use Dual Mono routings to accommodate the sound reinforcement systems PAs used in most small to mid sized venues Often these systems provide limited channels and mono aux sends for effects For Live FOH presets Edit Page 1 contains the four most ...

Page 81: ...s m sensitive effects while the ay is suited for shorter times e capable of delivering a full at can be crossfed into each effects m is available with alternative s 255 The first two Edit delay parameters on the left ers on the right This t controls left to right rather Live FOH Programs Adjust Tap 250 Flange Dly Tap Dly Delay Time 251 Chorus Dly Tap Dly Delay Time 252 Flange Rvb Tap Dly 253 Choru...

Page 82: ...Parameter Descriptions 5 Parameter Graphics 5 2 Parameter Glossary 5 4 ...

Page 83: ... the selected setting falls within the entire visual indication of the parameter s function As the setting changes the graphic also ng Examples are shown below and on the following page To view other parameter the desired parameter ng is changed the graphics pictured below appear etting is changed the graphics pictured below appear ...

Page 84: ...tions 5 3 tting is changed the graphics pictured below appear ting is changed the graphics pictured below appear etting is changed the graphics pictured below appear setting is changed the graphics pictured below appear ...

Page 85: ...een the horn and drum BassMult 0 2 to 4 0x Controls the reverb time for low frequency signals BassMult works as a multiplier of the Decay and MidRT parameters For example if BassMult is set to 2 0x and Decay is set to 2 seconds the low frequency reverb time will be 4 seconds For a natural sounding hall ambience BassMult should be set between 1 0x and 2 0x BassXvr 28Hz to 19 4kHz off Sets the frequ...

Page 86: ...f ght Dly HiCut 28Hz to 19 4kHz off Appears in Dual programs where one effect is Dly Eko providing independent control over the Dly Eko high frequency output Dly HiCut applies a high cut filter similar to HF Rlloff to the Delay Echo effect Dly Lvl off 24dB to 0dB Controls the overall level of the signal fed into the Delay Echo effect Dly Lvl 1 2 3 off 48dB to 0dB Controls the levels of voice set 1...

Page 87: ... it also allows some of the signal to bypass either of the two effects EkoDly L R 0ms to 1 198sec Control the timing of single reflections that occur early in the decay in the reverb programs These reflections simulate the sound sometimes heard off the back wall of a stage or other reflective surface EkoFbk L R 100 to 100 Control the amount of repeating echo that simulates a flutter echo between p...

Page 88: ... ck into the effect Intrvl Varies Controls the amount of pitch shift applied Intrvl values are in semi tones Pch values are in Cents 1 100th of a semi tone These values are additive L Dly 1 2 3 0ms to 5 060sec Sets the delay time of left voice 1 2 or 3 The Dly Eko effect has three independent voices on each side Level 0 to 100 Determines the amount of wet signal present in the output It functions ...

Page 89: ...t and right signals A proper stereo image is maintained only if the phase relationship between the left and right signals is maintained This requires that the exact same computation be applied to both channels which is why only one control is provid ed for Pitch presets PDly L R 0 to 100ms Controls the amount of look ahead required by the pitch shift algorithm Some amount of pre delay is always in...

Page 90: ...decay early reflections create a real room sound Shape 0 to 255 Controls the buildup of the early reflections that most audibly create the sound of a real room Shape and Spread work together if either is set to 0 the other has no effect Size 4 0 to 76 0m Sets the rate of echo density buildup after the initial period which is controlled by Diffusion It also acts as a master control for Decay Size c...

Page 91: ...to 100ms In Chorus programs control the amount of frequency variation for two different collections of voices The Chorus effect simulates six voices with slightly varying pitch Separate controls are available over two sets of three voices each Threshld 32 to 0dB Controls the level above which signals are compressed Tune 1 2 0 to 100 In Detune programs determines the amount of detuning applied to v...

Page 92: ...scriptions 5 11 See Below rmines volume modulation ws dulation with polarity reversal odulation with no polarity up and down up with sudden reduction ulates between maximum um 0 to 100 aration between the left and ...

Page 93: ... Mode 6 2 MIDI Channel Assignment 6 2 Program Change Messages 6 3 Loading Programs Activating Bypass or Tap Functions Continuous Controllers 6 4 MIDI Clock 6 6 MIDI Dumps 6 6 Sysex Messages 6 7 MIDI Implementation Chart 6 8 ...

Page 94: ...L ASSIGNMENT A single selectable MIDI channel is used for all MPX 550 messages This channel can be assigned in System Mode with the MIDI Channel parameter Note A MIDI channel should be assigned before MIDI features are used he parameters controlled with the EDIT knobs can be patched to Continuous Controller messages Bypass and Tap Cancel can be patched to Program Change and Continuous Controller m...

Page 95: ... Dly Eko 13 Special FX 14 Flng Dly 15 Pch Dly 16 Chor Dly 17 Dly Rvb 18 Flng Rvb 19 Pch Rvb 20 Chor Rvb 21 MSplit Dly 22 MSplit Rvb 23 Dual Mono 24 Cmprssr 25 Dynamics 26 Live FOH 27 User Sending Controller 32 with a value of 1 followed by Program Change 2 will load the second program Slope Down in the Gate Inv Bank Once a bank is selected all subsequent Program Change messages will select program...

Page 96: ...gle button To assist these controllers the unit also recognizes the next highest Program Change message with each Program Change message it learns for Bypass and Tap For instance if Program Change 20 is learned as the source for Bypass Program Change 21 will also control Bypass functions To avoid conflicting Bypass and Tap assignments leave a space between the assignments of these two buttons CONT...

Page 97: ... o commit to the assignment ppear briefly in the message display panel control repeat steps 2 6 Simultaneously press the Store and Tap buttons to deactivate Learn Mode Note When a MIDI controller is assigned to the Bypass control moving the controller above the mid point of its learned range engages Bypass Moving the controller below the mid point range disengages Bypass When a MIDI controller has...

Page 98: ... assignments to a storage device typically a MIDI sequencer MIDI Dumps are performed in System Mode see page 3 8 To perform a dump of the user programs the selected program or the System Mode settings and Learned Patches 1 Press the front panel System button The System LED will light to indicate that System Mode is active 2 Use the EDIT knob 1 to select Dump User Bank Executes a dump of user progr...

Page 99: ... can be used to access all algorithm parameters More information about using this advanced feature with the MPX 550 and other Lexicon products is available at www lexicon com The website offers instructions sample messages and a complete table of parameter Sysex addresses Note Executing MIDI Sysex messages is a complicated process Please observe the cautionary notes included on the website ...

Page 100: ...gnized Remarks X 1 Selected in System Mode X 1 16 Mode 2 X X X X X X X Off 9n v 0 X X X X Used as controller X OX Selected in System Mode X OX Used as controller Learned X OX 1 to 119 0 to 32 used as Bank Select Learned CHART ...

Page 101: ...ge messages 1 to 16 for selected X X program bank as applicable O O Lexicon ID 6 Product ID 22 X X decimal Device ID MIDI Channel me X X 0 to15 1 to 16 X X X X X X X O s X X OFF X X FF X X e X X Mode 2 OMNI ON MONO O Yes Mode 4 OMNI OFF MONO X No OX Selectable o not correspond to a valid program in the current bank will be ignored ...

Page 102: ...Appendix A Specifications A 2 Declaration of Conformity A 3 ...

Page 103: ...for Bypass and Tap optional MIDI Interface Connectors IN OUT THRU Power Requirements 90 to 250V 50 to 60Hz 12 5W 3 pin IEC connector Dimensions W x H x D Width 19 inches 483mm Height 1 75 inches 45mm Depth 4 inches 102mm Weight 3 pounds 1 4kg Environment Operating Temperature 32 to 104 F 0 to 40 C Relative Humidity 95 non condensing RFI ESD FCC Class B European EMC Directive 89 336 ECC Specificati...

Page 104: ...2 and EN 60065 1998 Lexicon Inc 3 Oak Park Bedford MA 01730 1441 USA The equipment identified here conforms to the Directive s and Standard s specified above Dual Channel Processor Lexicon MPX 550 February 2002 Lexicon Inc Vice President of Engineering 3 Oak Park Bedford MA 01730 1441 USA Tel 781 280 0300 Fax 781 280 0490 ...

Page 105: ...Routing 1 7 4 18 Connecting the Unit 1 10 to 1 11 Connectors Rear Panel 1 8 to 1 11 Continuous Controllers 6 2 6 4 to 6 5 Decay Parameter 5 2 5 5 Declaration of Conformity A 3 Delay Parameters 5 3 Depth Parameter 5 5 Detune Programs 4 12 Diffusion Parameter 5 5 Digital Output Parameter 3 5 Display Brightness Parameter 3 7 Dly Fbk Parmameter 5 5 Dly HiCut Parameter 5 5 Dly Lvl 1 2 3 Parameters 5 5 ...

Page 106: ...to 4 37 Load Button 1 5 2 2 2 3 Loading Programs 2 2 6 3 LowSlope Parameter 5 7 Mastering Dynamics 4 32 to 4 36 Matching Rhythm 2 6 Memory Protect Parameter 3 7 Messages Front Panel Display 1 7 Meters Parameter Dynamics 4 33 MIDI Channel Assignment 6 2 MIDI Channel Parameter 3 6 6 2 MIDI Clock 6 6 MIDI Clock Parameter 3 6 6 6 MIDI Dumps 3 3 3 8 6 6 to 6 7 MIDI Implementation Chart 6 8 to 6 9 MIDI ...

Page 107: ...rameter Dynamics 4 34 Selecting Programs 2 2 Setting Audio Levels 1 12 Shape Parameter 5 9 Single Programs 4 2 to 4 15 Size Parameter 5 9 Special FX Programs 4 16 to 4 17 Specifications A 2 Speed Parameter 5 10 Speed 1 2 Parameters 5 10 Spread Parameter 5 10 Stereo Stage Program 4 17 Store Button 1 5 2 4 6 2 Storing Programs 2 4 Sweep Parameter 5 10 Sweep 1 2 Parameters 5 10 Sysex Messages 6 7 Sys...

Page 108: ...dated sales receipt must be presented when warranty service is required 4 Do not include accessories such as power cords or user guides unless instructed to do so What are the Limitations of Implied Warranties Any implied warranties including warranties of merchantability and fitness for a particular purpose are limited in duration to the length of this warranty What Certain Damages are Excluded L...

Page 109: ...ompany Lexicon Inc 3 Oak Park Bedford MA 01730 1441 USA Tel 781 280 0300 Fax 781 280 0490 www lexicon com Customer Support Tel 781 280 0300 Fax 781 280 0495 Sales Fax 781 280 0499 Service Lexicon Part No 070 14912 Rev 1 02 02 ...

Page 110: ...ic Leads 0 41 23 Acoustic Stops 0 36 24 Electric Solo 0 44 25 Electric Clean Fast 0 32 26 Electric Dirty 1 24 27 Electric Crunch 0 38 Bass 28 Slap 120 bpm 1 29 29 Fingered 120 bpm 0 49 Do not play Track 1 on an audio CD player It contains the computer portion of the disc and will emit full scale digital noise Dry Tracks This card lists the dry tracks included on the CD ROM enclosed with this user ...

Page 111: ...30 47 Kick Bass 0 37 48 African Bell Slit Drum 0 43 49 Acoustic Guitar Vocal 0 23 50 Electric Guitar Vocal 1 31 51 Church Guitars 0 36 52 Ms Pride Xavier 1 04 Post 53 Ambulance 0 19 54 Motorcycle 1 08 55 Street Noise 1 00 56 Propeller Place 0 58 57 Jet Airplane 1 02 58 Pipe Band 1 20 59 TV Music 0 18 60 Monologue 1 06 TOTAL TIME 54 31 ...

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