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Lexicon

6-2

MPX 1  User Guide

MIDI Out

MIDI In

System mode MIDI Clock Send set to On
Tempo Rate set in Edit mode or by Tap

Controlling MPX 1

Tempo Rate

with MIDI Clock

Using the MPX 1 as a

MIDI Clock Source

MIDI Tempo Control

MIDI Out

(MIDI Clock)

MIDI In

Edit mode Tempo Source set to MIDI

Summary of Contents for MPX 1

Page 1: ...User Guide Multi Processor FX MPX 1 ...

Page 2: ...save all packing materials in case you ever need to ship the unit Thoroughly inspect the unit and packing materials for signs of damage Report any shipment damage to the carrier at once report equipment malfunction to your dealer CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This triangle which appears on your component alerts you to the pres ence of uninsulated dangerous volt age inside the enclosur...

Page 3: ...User Guide Multi Processor FX MPX 1 ...

Page 4: ...ittävän korkea aiheuttamaan sähköiskuvaaran Norsk Viktig informasjon om sikkerhet Ta vare på denne veiledningen for senere bruk Følg alle anvisningene og advarslene som er angitt på apparatet Apparatet skal alltid anvendes med korrekt spenning Produktbeskrivelsen inneholder spesifikasjoner for strømkrav Vær oppmerksom på at det ved ulike driftsspenninger kan være nødvendig å bruke en annen ledning...

Page 5: ...es Gardez ces instructions pour réference future Observez toutes les instructions et tous les avertissements marqués sur l appareil Branchez uniquements sur un réseau de tension indiquée Consultez le manuel d instruction du fabriquant pour les spécifications de courant N oubliez pas que différentes tensions peuvent nécessiter l utilisation de cables et ou de fiches de connexion différents N instal...

Page 6: ...Store 2 7 MPX 1 Preset Summary 2 8 3 Editing Effect Editing 3 1 The MPX 1 Edit Menus 3 3 Compare 3 3 Meter Assign 3 4 Copy Effect 3 5 Soft Row Parameter Assignment 3 6 Tempo 3 6 Rate Source Beat Value Tap Average Tap Source Tap Source Level DataBase Assigning DataBase Source and Effect types to the current program 3 8 Routing Map 3 9 How to change routing connections How to change routing options ...

Page 7: ...nput clck 5 2 Error Log and Status Input Mode 5 2 Output Mode 5 2 Dig In Lvl 5 3 ChanStatus 5 3 Soft Sat 5 3 Modes 5 3 Pgm Load 5 3 Mix 5 4 Bypass 5 4 Bypass Source Assignments Pgm Bypass 5 4 Tempo Mode 5 5 Memory Protect 5 5 StorePrompt Contrast 5 5 Sleep 5 5 Setup Load and Setup Store 5 6 MIDI 5 8 Program Change 5 8 Pgm Offset Pgm and Pgm Receive 5 8 Transmit 5 8 Ctl Send 5 8 MIDI Reset Ctl Smoo...

Page 8: ...n Chart 6 9 7 The Effects and Parameters Notes on Combining Effects 7 2 Notes on Controlling Effect Parameters 7 2 Notes on the Effect Descriptions 7 2 Pitch Effects 7 3 Detune M Detune S and Detune D 7 3 Shift M Shift S and Shift D 7 4 Volume M Volume S and Volume D 7 4 Test Tone 7 5 Chorus Effects 7 6 Chorus 7 6 Flanger M and Flanger S 7 7 Phaser 7 7 Rotary Cab 7 8 Aerosol 7 8 Orbits 7 9 Centrif...

Page 9: ...and Echo D 7 24 Looper 7 25 Ducker 7 25 Reverb Effects 7 26 Chamber 7 26 Hall 7 26 Plate 7 27 Gate 7 27 Ambience 7 28 8 MPX 1 Internal Controllers Knob 8 1 LFO1 and LFO2 8 1 Arpeggiator 8 2 ADR1 and ADR2 8 3 Random Generator 8 3 A B Glide 8 4 S H 8 5 Env1 and Env2 8 5 Footswitch Controllers 8 6 9 Preset Descriptions 10 Troubleshooting Low Voltage 10 1 Overheating 10 1 Common MIDI Problems 10 1 Ope...

Page 10: ...gram available right in Program mode In addition to this specially designed soft row common functions and controls are brought right out to the front panel for instant access For example Mix and Level controls for the entire system or for any individual effect can be accessed at any time by pressing the front panel Mix button The front panel Patch button which gives you similar instant access to t...

Page 11: ...ll reward you with enjoyment of its full capabilities To get off to a quick start turn directly to Chapter 1 Product Overview and Chapter 2 Basic Operation The first section provides button definitions and necessary information for setting audio levels and connecting to other equip ment The second will tell you everything you need to know about loading and playing with programs When you want to kn...

Page 12: ...he current program Tap When Tempo LED is flashing sets tempo Press twice in rhythm to establish tempo rate Press once to reset LFO Value Knob and In Program mode the knob selects programs and jump through program categories Pressing Value displays the Soft Row parameters of the cur rently loaded program When Value is lit the knob adjusts the value of the displayed parameter and select other Soft R...

Page 13: ...ut switch for matching input gain to the source being used The In position adds 12dB of input gain unbalanced to the in put stages Out position pro vides 0dBof gain balanced Balanced Inputs Input impedance is 50kΩ unbalanced and 100kΩ balanced Inputs accept input levels from 14dBu to 20dBu 1 4 phone connectors and XLRs provided Foot Pedal 1 4 Tip Ring Sleeve phone jack provided for footpedal with ...

Page 14: ...re are two ways to use the MPX 1 in an installation where its inputs will be driven from a single mono source Use a Y connector to send the signal to both inputs Connect the mono signal to either the Left or Right input connector then change the System mode Audio Input Mode parameter If the Left input is connected change the setting to Mono L only If the Right input is connected change itto Mono R...

Page 15: ...put signals even when driven by a mono source For the best sonic results the MPX 1 outputs should be connected in stereo If you are using the MPX 1 in a mono system with only a single input use a simple 2 x 1 mixer or a Y connector to combine both outputs NOTE Individual programs can be optimized for mono input by simply inserting a mono effect such as Volume M into the last block of the routing m...

Page 16: ...noise and avoid overload Headroom Display The headroom display provides both headroom and overload information from a variety of measurement points The information on the headroom display is selectable from the Meters Assign menu in Edit mode and the assignment made here is saved as a part of each program The available assignments are Inputs Outputs InLevel OutLevel or In OutLevel for all effect b...

Page 17: ...nt is Input the default setting 3 Press System 4 Select the Audio menu and scroll to the Input Clck screen 5 Select the desired input mode 6 If you have selected Analog Int or Analog Ext run audio through the unit and adjust the front panel Input knob so that program material peaks cause the headroom display to reach the top of the column without lighting the Clip indicators An occasional peak whi...

Page 18: ...el Bypass button The button will light to indicate that bypass is engaged 6 Press Edit scroll to Meters Assign and select Output 7 Run audio through the unit and use the front panel Output knob to set the level on your console or amplifier The signal level from the 1 4 and XLR outputs is 4dBu If you have both 1 4 and XLR cables attached to the output connectors there will be no change in level unl...

Page 19: ...auxiliary effects sends connect the units as shown above Usechannel inserts or prefader sendsfor bestresultswith programsthatarenot delay based or reverb based Rotary Cab Telephone GuitarCabEQ etc In most applications it is preferable to connect the MPX 1 outputs to two of the console sinput channel strips pannedfull leftandright ratherthan totheeffects returns This allows the greatest flexibility...

Page 20: ... get you up and running on the MPX 1 in the shortest possible time Beginning with a menu tree to guide you through the major areas of the MPX 1 this chapter focuses on the basics that you want to get to first finding loading tweaking and storing programs MPX 1 Menus ...

Page 21: ...helarge numericdisplaywill show the ID number of the displayed program Turn the knob to display and load other programs Manual Load To switch to manual program load press System Use the knob to select Modes then use the and buttons to display Press andholdthePro gram button to display the name and number of the currently running program In Manual Load press the flash ing Program button to load the...

Page 22: ...h to let you know Mix is active The display will show mix and level labels on the upper line and the current settings on the lower line One of the values on the lower line will be flashing to let you know which is selected for adjustment Use the and buttons to select Mstr Mix Mstr Level ortostep totheMixandLevel controlsfor anyactiveeffect in the currently running program Use the knob to adjust th...

Page 23: ... in Editmode allow you to select the rate at which you want to glide from A to B and from B to A when the front panel A B button is pressed You can also assign the glide function to be triggered by any internal source such as input level or by an internal or external controller Many of the presets are designed with A B patches that allow you to morph between two effects glide from slow to fast rot...

Page 24: ...between the available parameters A scroll indicator in the lower left corner of the display tells you whether or not there are more parameters in either direction Changes you make to parameters in the Soft Row will be saved only until you load another program unless you store your modified version of the program See Program Store later in this section With Program and Value lit MPX 1 Soft Row para...

Page 25: ... and effect types members of MIDI maps members of pgm chains last 10 programs loaded Press Options again to return to Program mode with the database sorted to show only those programs that fit the criteria you ve selected If you select name the knob will scroll you through all 250 programs in alphabetical order The and buttons will jump you forward and back through letters of the alphabet If you s...

Page 26: ...user programs are all available The and buttons move an underbar cursor in the display from the program number to each letter of the current name Turning the knob will select another programnumber orwill selectalphanumericcharacterswhenthe cursor isinthe upper line of the display Once you ve made changes to the program name or selected a new location for it press Store again The display will show ...

Page 27: ...Chamber 44 Chamber 4 PA 45 Hall 4 PA 46 Small Hall 47 Medium Hall 48 Large Hall 49 Piano Hall 50 Rich Hall 51 Concert Hall 52 Tajma Hall 53 Small Church 54 Cathedral 55 M Sq Garden 56 Morph Spaces 57 Process Verb 58 Ducker Verb 59 Reverse Rvb 60 Wavewash 61 Ghost Flange 62 Phased Space 63 Mod Space 64 DoubleEQ Rvb 65 Rev Wahtouch 66 Tap GatedRvb 67 TapDly Rvb 68 Diffuse Dlys 69 IPS Tape Slap 70 Fr...

Page 28: ...Random Pan 144 StereoSpin 145 L Dly R Chmb 146 L Dly R Ambi 147 L Dly R Dtun 148 L Ptch R Chmb 149 L Dly R Ptch 150 L 2BndR Chmb 151 Dual 2 Band 152 Dual TapDlys 153 Ghost Mist 154 Submarine 155 50 s Sci Fi 156 Synthis izer 157 S H Improv 158 MIDI Arp 1 159 MIDI 16thArp 160 A B Freeze 161 VolumePedal 162 Open the Door 163 No Traction 164 Call Waiting 165 ClassicDtune 166 Major Minor 167 Transposer...

Page 29: ...his state Effect Editing EQ select Effect Name The Effect name will be marked with an asterisk and the Effect button light will blink rapidly if the displayed effect can be loaded in the current program Press and hold the Effect button to display the name of the Effect currently in use Toeditanyeffect press Edit then press an Effectbutton toview all oftheEffects ofthattype andtoedittheparametersof...

Page 30: ... Effect press the Effect button again The asterisk will disappear from the displayed name and the button light will return to its normal slow blinking edit state An edit indicator is displayed to indicate that the active program has been modified To edit the parameters of the current effect press The display will show one or more parameters as shown below Coarse and Fine Editing of ms and Hz value...

Page 31: ...e particular submenu you want Compare Meter Assign etc Use the and buttons to enter the submenu and select parameters and the knob to adjust parameter values Press Edit again to return to the main Edit menu Compare Whenever you edit an MPX 1 program an edit indicator will appear in Program mode in front of the program name on the display to let you know that the program has been changed since the ...

Page 32: ...ting exit withEdited selected When shipped the headroom display on the MPX 1 front panel is set to display Input Level In the Meter Assign menu you can change the assignment for the current program to have the display meters show any of the following Inputs Outputs Effect Input Level Effect Output Level Effect Input and Output Level LFO 1 2 Envelopes 1 2 Footpedal ADR 1 2 Simulation The selection ...

Page 33: ...ion message will be displayed briefly and the display will revert to showing the Copy Effect selections As different effects vary widely in the amount of processing they require not all combinations of effects are possible If the current program is already using many effects or if it is using a combination which requires maximum processing power a message will be displayed informing you that there...

Page 34: ...Program mode your new Soft Row will be in place The parameters in the Tempo menu Rate Source Beat Value Tap Average Tap Source and Source Level allow you to select the way in which the actual tempo in BPM is determined for each effect The MPX 1 gives you unique control over tempo In the MPX 1 any delay parameter and any time based modulator LFO etc can be individually assigned to an absolute time ...

Page 35: ...mpos can be tapped in but the display will always show the nearest whole number value You can choose to have tempo determined by the MPX 1 Tap and Rate controls Internal or by MIDI Clock MIDI Tap also acts as a reset setting the downbeat of the LFOs Tempo is expressed in BPM This control allows you to specify the value of the beat Eighth DottedEighth Quarter DottedQuarter Half DottedHalf Whole If ...

Page 36: ...ay which is selected for adjustment will flash Use the and buttons to move between the display fields Use the knob to scroll through all of the Source and Effect types in the left field and to select YES or NO in the right field If you make changes in the DataBase menu when you exit the Store LED will flash and the following message will be displayed Theupperline identifies the selection as aSourc...

Page 37: ... supports two independent stereo paths for signal routing between blocks The input path can be split into two and once split the two paths can be merged together again These two paths are referred to as Upper and Lower The audio path through a generic MPX 1 Effect block looks like this Note that the dry path through the block is stereo The wet path through the block can be stereo or mono in and st...

Page 38: ...plit again at the Mod outputs and merged at the output The path is split at the Pitch outputs merged at the EQ inputs split again at the EQ outputs and merged at the Reverb inputs Press Options to determine the routing configurations for all blocks Press Options again to return to the Routing Map On the Routing Map use the and buttons to select any upper case letter Lower case letters indicate ina...

Page 39: ...aths The Chorus block Phaser is on the upper path the Mod block AutoPanner is on the lower path The Chorus inputs are connected to the left output of the EQ block The inputs of the Mod block are connected to the right output of the EQ block The Chorus outputs are connected to the Reverb block The Reverb and Mod block outputs are merged at the MPX 1 outputs Inactive effects Pitch and Delay are not ...

Page 40: ...e available in the current configuration For example if all six blocks are on the upper path the only available option will be Split The next block downstream from a Split will have Upper Lower and Merge available as options and blocks further downstream will have Parallel as an option as well 4 The MPX 1 automatically updates the routing options downstream from the selected block as necessary For...

Page 41: ...the current program lower case if it is not The symbols between each letter indicate the current routing connection options An underscore identifies the Effect block that is currently selected for repositioning In the example shownabove theChorusblock isselected Tomove theselectedblock toanew position simply turn the knob Use the and buttons to select underscore a different Effect block for reposi...

Page 42: ...g and adjusting them is identical Use the and buttons to step through the available parameters of the selected controller and the knob to adjust controller settings Edit select Knob Controller selected for adjustment Successive screens show each controller parameter and its current value value of displayed controller parameter Ctls Knob Value n Ctls Knob Low n Ctls Knob High n Ctls Knob Name Custo...

Page 43: ... knob or the and buttons whichever is most convenient As the default state of the Value button is On lit any step by step instructions given in this section will assume this state MPX 1 Patch controls are brought right out to the front panel for easy access From any mode of operation just press Patch to access these controls From anywhere press Patch to immediately access any patch assigned to a d...

Page 44: ... ATrg BTrg ABTrg Pedal Tog 1 3 Sw 1 3 MIDI CC 1 CC31 CC33 CC119 Bend Touch Vel Last Note Low Note High Note Tempo Cmnds Gate Trig LGate Tsw Patch Sources Patch Sources All Sources are the same in the sense that each generates an out put value in the range of 0 127 The output value is used to increase or decrease the setting of a Destina tion parameter value Some gener ate values continuously they ...

Page 45: ...t a pivot point in the patch All patches have default settings of Min 0 Max 127 with no Mid values assigned From the Src Value screen pressing the button beyond the Max value field selects a reference screen where you can view the actual behavior of the controller you ve selected With the Max valuefield selected pressing will forward you to the Source Activity screen Src Min Mid Max 0 127 Source V...

Page 46: ...atch The MPX 1 will also recognize the MIDI channel of the controller and reset to that channel for receipt of all incoming MIDI messages From the MIDI Learn screen press repeatedly to step back through the Patch Source Options Press Options to return to the Source and Destination assignment screen Press Patch to exit the Patching system Copying Patches With Dst selected on the Source and Destinat...

Page 47: ...cted press again to display a Mid Point selection screen where you can set a pivot point within the Destination parameter range to allow nonlinear control Note that once a Mid value is selected it can only be eliminated by repatching the Destination or by clearing the patch Changing the Range of the Destination Parameter With the Destination assignment field selected press to display the Destinati...

Page 48: ...the other options Patch Values Unchanged From either of the Destination Values screens pressing Options will allow you to set the control relationship between your Source and Destination temporarily suspend the current patch or to clear one or more patches entirely As selections made in Options will take effect immediately when you press Options to exit the first screen Unchanged gives you the cho...

Page 49: ...d be assigned values of 25 and 75 60 and 40 etc When the sum of multiple patched parameter Destination values is greater than the maximum value of the parameter the parameter value will remain at maximum until the sum of the patches falls below it Multiple Patches with the Same Destination Suspending and Clearing Patches Continuing to press will step you to the Suspend option Selecting Suspend tem...

Page 50: ...o either the knob or the and buttons whichever ismostconvenient Asthedefaultstate of the Valuebutton isOn lit anystepbystepinstructionsgiveninthissectionwill assumethisstate Press System to enter the System menu and use the knob to select the particular menu you want With the menu of your choice displayed Audio Modes etc use the and buttons to enter the submenu and select parameters and the knob t...

Page 51: ... loss of lock will trigger an error message if repeated resync attempts fail LEDs on the front panel numeric display inform you when digital signals are being received and when lock is established Audio Controls Input clck Options Error Log and Status Pressing Options gives you access to the following status and error log information Error Log Data nnnn 4 digit parity error count Invalid nnnnn 5 d...

Page 52: ...ontrol essentially allows you to trade the harshness of digital distortion for a softer analog version The harshness associated with A D overload at signal levels above 3dBfs is reduced Increased analog distortion will occur in the range of 3dBfs to 0dBfs The available settings are On and Off The MPX 1 Modes menu allows you to specify certain system wide parameters and modes of operation for conve...

Page 53: ...that Bypass is off and turn the button light off The choices available from the Bypass Mode menu are Bypass Completely bypasses the MPX 1 passing unproc essed audio directly through to the outputs This is the default setting All Mute Mutes both the input and the output signal giving complete silence Input Mute Mutes the input to the MPX 1 allowing the tail of the effect to ring out Option Bypass S...

Page 54: ...bout working with the tempo parameters see Chapter 3 Editing The MPX 1 providesa memoryprotection feature to prevent accidental overwrit ing of your stored programs When this control is set to On attempting to store a program will cause the Store process to abort and an error message to be displayed To enable the Store function select Off This is the default setting Option StorePrompt To have the ...

Page 55: ...gned to the Setup parameters The following table shows these parameters and the factory default setting of each Menu Parameter Default Setting Program Database Sort by Number System Audio Input clck Analog Int Input Mode Stereo Output Mode Analog Dig In Lvl 0dB ChanStatus Generate CS Soft Sat Off Modes Pgm Load Auto Mix Mode Global Bypass Mode Bypass Master Bypass Src None Pgm Mode Bypass Tempo Mo...

Page 56: ...s Store the display will show The upper line shows a default Setup name Setup 1 in our example The lower line shows a Setup number 1 5 and the current name of that Setup The and buttons move an underbar cursor in the display from each one of the nine characters available for the name to the on the bottom line The knob selects alphanumeric characters at each cursor location Once you ve made changes...

Page 57: ... load the next higher orlowerprogram Thefollowingsourcescan beselectedtoactivatethese controls None Tog 1 3 Sw 1 3 CC 1 119 Select 1 16 OMNI or Off for receipt of MIDI messages Select 1 16 or Off for transmission of MIDI messages If Transmit is active set to any channel you can select any of the controllers shown to the side to transmit MIDI controller messages if they are used in a patch The disp...

Page 58: ...e current tempo rate by setting this control to On and Tempo Source in the Edit menu to Internal If this control is set to Off MIDI Clock will not be transmitted This control is provided for control of one or more additional MPX 1s Select On to have values resulting from front panel operations sent out as System Exclusive messages Options Xmit Device ID PressOptions toaccess the XmitDeviceID scree...

Page 59: ...you want and press Store Options Xmit Speed Press Options to select one of four MIDI transmission speeds Slow Medium Slow Medium Fast and Fast NOTE The Device ID used in dumps is the current Receive Device ID Once you ve created maps you can make them active by setting the DataBase sorting option to Show Members of MIDI Maps Press Program then press Options Options Unchanged Start at n Clear Map a...

Page 60: ...number 1 128 that you want to load the chain Assign Chain 1 to Pgm 1 Select either of these two fields to display any MPX 1 program number and the corresponding program name on the top line and the position you want the displayed programto occupy in the chain Link 1 10 on the bottom line 1 MPX Blue Chain 1 Link 1 Press Options to access Start at n which allows you to quickly configure any 10 conse...

Page 61: ...e message Init Complete indicates that the procedure has been performed Note that the time for reinitialization will vary withselections including DataBase reset taking more time The selections in this menu are as follows All Resets all MPX 1 parameters to their original factory settings This will erase all User programs and Setups User pgms only Erases all User programs program s 201 250 System o...

Page 62: ...m the clear procedure Press Yes to execute the clear operation Note that this will override the Memory Protect function if it is on A displayed message indicates that the clear operation is complete Press System to return to the main System menu Note that if you clear the active program you can still use it and make modificationstoit includingrestoringit until youload anotherprogram atwhich time t...

Page 63: ...ill be placed consecutively after this point Are you sure Yes or No TheStore buttonwill flash Pressing it will display the following message Copy 201 to 250 Starting at 201 Two fields are available for selecting any number of programs between 1 and 250 The Store button LED will flash indicating that the MPX 1 is armed to perform the copy procedure Press Yes to execute the copy operation Note that ...

Page 64: ...t Edit When Global Source is selected pressing Options accesses a MIDI Learn function which automatically assigns any connected MIDI controller as the Source as soon as the controller is moved Once you have moved the controller press Options again to return to the Global Patches display When Dst is selected pressing Options accesses a set of controls which allow you to edit all assigned Destinatio...

Page 65: ...of footpedal travel PressYestosavethecalibratedsettingsand toreturn totheSystem menu Your settings will be stored as part of the current Setup Torestricttheactive range ofapedal positionthepedal withinthedesiredrange then select Calibrate Pedal and press Yes When the display prompts you to move the pedal move it only within the restricted range then press Yes Once calibrated any pedal positions be...

Page 66: ...1 16 or OMNI for receipt of MIDI messages Selecting a MIDI Channel MIDI Out MIDI In Some extremely useful effects can be created by controlling MPX 1 parameters remotely in real time Almost all of the controllers found on a MIDI keyboard or MIDI foot controller pitch benders mod wheels sliders switches breath controllers foot pedals and footswitches can be used to adjust MPX 1 parameters We refer ...

Page 67: ...In System mode MIDI Clock Send set to On Tempo Rate set in Edit mode or by Tap Controlling MPX 1 Tempo Rate with MIDI Clock Using the MPX 1 as a MIDI Clock Source MIDI Tempo Control MIDI Out MIDI Clock MIDI In Edit mode Tempo Source set to MIDI ...

Page 68: ... is set to local control off and the sequencer is set to echo input Two MPX 1s can be slaved together by connecting a cable from the MIDI OUT jack of the master to the MIDI IN jack of the slave Additional MPX 1s can be slavedtothe masterbyconnecting acablefromtheMIDITHRU port ofoneslave unit to the MIDI IN port of the next unit Slaving two or more MPX 1s MIDI Out MIDI In System mode MIDI Automatio...

Page 69: ...I data from a controller first create a patch using the controller then set System mode MIDI Xmit to the desired MIDI Channel The default is Channel 1 Once a transmit channel has been set go to System mode MIDI Ctl Send to assign MIDI Controllers The display will show MPX 1 controllers and param eters in one field and MIDI controller output selections in another field The default assignments are N...

Page 70: ...s point you can load either of two presets that have the arpeggiator connected MIDIArp1 orMIDI16thArp oryou cansetup thearpeggiatorfrom scratch To set up a basic arpeggiator Press Edit to display the Edit Select menu and select Arp Set the Arp parameters as follows Mode Up Dn V Src 0 Clock Puls1 OnSrc LGate OnLvl 64 Press Edit to return to the Edit Select menu and select LFO 1 Set the LFO paramete...

Page 71: ... of MPX1 program numbers to another MIDI device or to map Pgm and Pgm controls to load the next higher or lower program in the current bank Controller 32 is used to select Banks Program memory is organized into three banks as follows Program Bank 1 Preset programs 1 100 Program Bank 2 Preset programs 101 200 Program Bank 3 User programs 201 250 Three 128 element MIDI maps are stored internally Pro...

Page 72: ...rameter The Xmit Device ID is an Option of the MIDI Automation parameter For applications where it is desirable to automate changes made to MPX 1 effects with its own controls the knob Footpedal or Footswitch we recom mend assigning the controllers to MIDI destinations see Chapter 5 System Controls MIDI Send and recording the MPX 1 MIDI output with a MIDI sequencer The MPX 1 recognizes the Reset A...

Page 73: ...wo or more notes are on and 0 whenever fewer than two notes are on Touch Switch Toggles between 0 and 127 whenever After Touch risesabove 32 allowing After Touch to be used as a latching switch These MIDI controllers are also available as threshold sources for several modulation parameters such as ADR1 and 2 They may also be used as a tap source for controlling Tempo MIDI Implementation Details in...

Page 74: ...X X TSW and Touch used Touch Channel X O as continuous controllers Pitch Bend X O used as controller Control 1 119 OX OX 1 119 for MIDI transmit Change 0 32 for Bank Select Program O 0 99 1 100 100 127 ignored in Change Program mode Bank Select O O 0 127 recognized for MIDI maps MIDI maps selectable via Bank Select System Lexicon OX OX product ID 09 Exclusive Real time X X non Real time Device ID ...

Page 75: ...e name of the particular effect in use in an active block is identified by name To access the edit parameters of any active effect press Edit then select the effect by pressing the appropriate button Use the knob and the and buttons to select and modify the effect parameters Press Edit again to return to the Edit menu See Chapter 3 Editing for more information Pitch Detune M Detune S Detune D Shif...

Page 76: ... be active at any given time any MPX 1 program Notes on the processing requirements of other specific effects is given in the following description whenever applicable Any effect parameter in the MPX 1 can be patched for real time control In some cases audible artifacts may be produced depending on the particular param eter and the rate and range of control In many effects we ve added additional p...

Page 77: ...eates a pair of sig nals pitch shifted up and down from the inputs The left and right channels are separate Detune D sums left and right inputs to mono then creates two pairs of signals pitch shifted up anddownfromthe inputsbyTune1 and Tune 2 The first pair goes out the left the second pair out the right Detune M Detune S and Detune D Detune M Detune S Detune D Pitch Effects In the Pitch effects D...

Page 78: ...olution of pitch shift Shift M Shift S Shift D Shift M Shift S and Shift D Interpolated Option of preceding parameter The Volume effects can be placed in front of or behind other effect blocks to provide smooth level control through a 95dB range You can use them for dy namic input or output control EQ input trim helpful when adding large amounts of gain with an EQ effect stereo to mono mixer cross...

Page 79: ...R Other useful patch sources for controlling pitch in clude S H MIDI Arpeggiator and the Random Generator Bal controls the relative level of left and right output attenuation When Bal 50 the left output has no attenuation and the right out put is fully attenuated When Bal 0 neither output is attenu ated When Bal 50 the left out put is fully attenuated and the right output has no attenuation Level ...

Page 80: ...mb 1 and Comb 2 All of the Chorus effects have one or two resonance parameters These parameters control the level and phase of the effect output signal that is recirculated into the effect inputs Use care when adjusting these parameters as they can cause overload or feedback like howls if they are set too high even with little or no input signal present As a general rule the combined value of any ...

Page 81: ...waves is set by the Phase parameter Mix 0 100 Dry Wet ratio Level Off 89 to 6dB Amount of effect in the processed signal Rate 0 50Hz or Flange rate or period ratio 1 24 24 1 cycles beat Rate Units Selects frequency or cycles beat PW 0 100 Flange pulse width Depth 0 100 Flange depth Phase 0 270 In Flanger S sets the phase difference between the right and left flangers Res 100 to 100 Resonance Blend...

Page 82: ...n and drum Aerosol Rotary Cab Interpolated Option of preceding parameter Aerosol is a true stereo chorus flanger with dual rate depth and resonance controls It can pro duce very deep resonant flange sweeps subtle multi vibrato ste reo image enhancement and a wide variety of other chorus and flanger like effects A pair of single tap modulated delays is each modulated by a separate LFO Pulse Width a...

Page 83: ...ync2 120 to 120 Phase difference between right LFO Mod and Pan Dpth2 0 100 Right Mod and Pan depth Res 100 to 100 Resonance Width 0 100 Panning width Orbits processes the left and right inputs independently with a pair of modulated delay auto panners This effect can be used to create spatial effects via a com bination of Doppler and level pan ning In the Orbits effect Pulse Width controlsallowinde...

Page 84: ... 50Hz or Left Mod and Pan rate or period ratio 1 24 24 1 cycles beat Rate 1 Units Selects frequency or cycles beat PW 1 0 100 Left Mod and Pan pulse width Sync1 120 to 120 Phase difference between left LFO Mod and Pan Dpth1 0 100 Left Mod and Pan depth Rate2 0 50Hz or Right Mod and Pan rate or period ratio 1 24 24 1 cycles beat Rate 2 Units Selects frequency or cycles beat PW 2 0 100 Right Mod and...

Page 85: ...n the effect produces shal lower notch depths outside the band limit region Comb 2 is a dual mono flanger with a second tap controlled by a single LFO with adjustable phase The phase relation between the two waves can be adjusted be tween 0 270 Mix 0 100 Dry Wet ratio Level Off 89 to 6dB Amount of effect in the processed signal LoCut 100 10000Hz Corner frequency of the low cut filter HiCut 100 100...

Page 86: ...ee or corner point at the selected frequency A typical application of these filters uses 2 band equalization with two shelf filters one low and one high to provide bass and treble tone control These two filters affect only the high and low frequency signals leaving the center frequencies unaltered Adding a third or fourth band of equalization in the form of midrange bandpass filters provides more ...

Page 87: ... octaves There aremathematical limits to how small the Q value can be in MPX 1 EQ effects Forany given frequency the Q must be greater or equal to the frequency divided by 10 000 For exampleif the frequency is 5kHz the actual Q value won t go below 0 5 The MPX 1 will allow you to dial in lower values but the actual Q will not go below the mathematical limit For most shelving applications Q should ...

Page 88: ...rametric EQ one on each channel 2 Band S has four bands of double preci sion parametric EQ two on each channel The two channels share the fil ter controls Center frequency Q boost cut and filter type low shelf band high shelf are adjustable Mix 0 100 Dry Wet ratio Level Off 89 to 6dB Amount of effect in the processed signal G L G L1 G L2 72 to 24dB Boost cut gain of left filter s Fc L Fc L1 Fc L2 ...

Page 89: ... pass type effect by progressively adding more low end into the ef fect Try it with bass and key boards Resp controls how quickly the wah responds to changes of Sweep 100 is very fast 0 is very very slow To make a Mutron like enve lope filter patch sweep to Env1 or Env2 Use Resp to control the effect s responsiveness to chang ing dynamics To make an Auto Waheffect try patching Sweep to an LFO sine...

Page 90: ...Hz Corner frequency for the high cut lowpass band Bal 50 to 50 Relative level of the low and high band The Fc Splitter effect splits a mono input into a low passed out put on the left channel and a high passed output on the right with independent control of the corner frequencies of both filters If the corner frequencies are the same and the balance is set to 0 the frequency response will be flat ...

Page 91: ...tting Gain 2 to 0dB creates a simple bass control Mix 0 100 Dry Wet ratio Level Off 89 to 6dB Amount of effect in the processed signal Fc FcL FcR 100 10000Hz Corner frequency of both low and high band s Gain1 G L1 G L2 90 to 6dB Level of low band s frequencies below Fc or FcL Gain2 G R 1 G R2 90 to 6dB Level of high band s frequencies above Fc or FcR The 2 Tone M effect splits the signalintolowand...

Page 92: ... low mid and high bands and allows the user to ad just the three levels as well as the twosplitfrequenciestocreateboth low and high shelving filters in a single effect Setting the frequen cies to the same value and the mid and high levels to Off creates a 4 pole low pass filter 3 Tone S is a stereo version of 3 Tone M 3 Tone D is a dual version 3 Tone M 3 Tone S 3 Tone D The3 Toneeffectshave twose...

Page 93: ...e LFO s sine output The right input is panned by the cosine out put which is offset by 0 90 180 or 270 by the Phase param eter The Panner effect has the left in put panned to outputs with Pan 1 right input with Pan 2 Because all the parameters of this effect are interpolated this can be used to add interpolated outputs to effects which have non interpolated out put levels Mod Effects Panner Auto P...

Page 94: ...o 1 24 24 1 cycles beat Rate Units Selects frequency or cycles beat PW 0 100 Tremolo pulse width Depth 0 100 Tremolo depth Phase 0 270 In Tremolo S controls the phase difference between the right and left tremolo Mix 0 100 Dry Wet ratio Level Off 89 to 6dB Amount of effect in the processed signal Drive 0 100 Distortion control Overdrive is a simple gain ef fect that produces non linear dis tortion...

Page 95: ... with an EQ effect stereo to mono mixer crossfadecontrols volumepedal etc In Volume M the left and right inputs are mixed together then sent to both outputs through a volume control In Volume S the left and right inputs are sent through a ganged pair of volume controls In Volume D the left and right inputs are sent through indepen dent volume controls Mix 0 100 Dry Wet ratio Level Off 89 to 6dB Am...

Page 96: ...rom a sound source requried to produce the delay delay time is fixed meters time is displayed as meters the equivalent distance from a sound source required to produce the delay delay time is fixed echoes beat time is displayed as a rhythmic ratio of echoes per beat delay time varies with Tempo and can be changed at any time by pressing TAP twice TAP ms time is displayed as milliseconds new delay ...

Page 97: ...lay D controls left delay output level Lvl 2 Off 95 to 0dB In Delay D controls right delay output level Pan 1 50L to C to 50R In Delay D controls left delay output panner Pan 2 50L to C to 50R In Delay D controls right delay output panner Fbk 1 100 to 100 Left feedback level Fbk insert Pitch Chorus EQ The outputs of the selected source are scaled by Fbk Mod Reverb Delay Fbk 2 100 to 100 Right feed...

Page 98: ...te feet meters or Tap ms Time1 0 1000ms Left delay time 1 24 24 1echo beat 0 1130 ft 0 344 M Time1 Units Selects ms note feet meters or Tap ms Time2 0 1000ms Right delay time 1 24 24 1echo beat 0 1130 ft 0 344 M Time2 Units Selects ms note feet meters or Tap ms Lvl 1 Off 95 to 0dB In Echo D controls left delay output level Lvl 2 Off 95 to 0dB In Echo D controls right delay output level Fbk 1 100 t...

Page 99: ...t louder signals route the input sig nal into the delay and softer sig nals route the feedback signal into the delay When Sense is at 0 no duckingwilloccur At100 theinput will be ducked by even the lowest input levels Mix 0 100 Dry Wet ratio Level Off 89 to 6dB Amount of effect in the processed signal Time 0 2000ms Delay time 1 24 24 1echo beat 0 2260 ft 0 688 M Time Units Selects ms note feet met...

Page 100: ...y Wet ratio Level Off 89 to 6dB Amount of effect in the processed signal Size 20 76 meters Length of Hall Link Off On Scales Decay and Spred with Size Diff 0 100 Increase of initial echo density over time P Dly 0 250ms Delay inserted before the onset of reverberation Bass 0 2 4 0x Reverb time for low frequency signals Decay 0 12 65 4s Length of the reverb tail Xover 30Hz to 19 5kHz Off Frequency o...

Page 101: ...gned to be heard as part of the music mellowing and thicken ing the initial sound It is a popular choice for enhancing popular mu sic particularly percussion Mix 0 100 Dry Wet ratio Level Off 89 to 6dB Amount of effect in the processed signal Time 140 700ms Reverb time for mid and low frequency signals Link Off On Scales Spred with Size Diff 0 100 Increase of initial echo density over time P Dly 0...

Page 102: ...e Ambience effect gives warmth spaciousness and depth to a performance without coloring the direct sound and is commonly used to add a room sound to re corded music or speech The ef fect simulates reflections from room surfaces with random re flections a gradual decay of over all level and a gradual narrowing of the bandwidth DTime settings can be varied to create larger or smaller spaces while va...

Page 103: ...llers PW allows you to dynamically modify the shape of LFO waveforms Phase lets you change the phase of the Cosine relative to the other waveforms Sine Triangle and Pulse NOTE In all modes the LFO completes its current cycle before stopping The first press of Tap resets the LFOs LFO1 and LFO2 LFO 1 or 2 Parameter Range Description Mode Off On Latch Gate Controls behavior of Source Once Reset RTrig...

Page 104: ...or MIDI controller OnLvl 0 127 Value at which arpeggiator turns on or off MIDI Arp 1 MIDI 16th Arp Arpeggiator Modes and V Src Off Arpeggitator is disabled Up Notes play in ascending or der Down Notes play in descending order Up Dn Notes play in ascending then descending order Rand Notes play in random order Frwrd Notes play in the order they are held down Bkwrd Notes play in reverse order Fd Bd N...

Page 105: ...Lvl 0 127 Sustain level STime 0 100 Length of time cycle is maintained at S Lvl while OnSrc is at or above OnLvl RRate 0 100 Rate of change from S Lvl to 0 OnLvl 0 127 Threshold OnSrc Off On any internal Selected trigger or MIDI controller 50 s Sci Fi EkoSweepFilter ADR Modes Off ADR is disabled OnSrc and OnLvl are ignored Once ADR completes a full attack decay sustain releasecycle when OnSrc valu...

Page 106: ...nd B rates are used to simulate the mechanical inertia of the real thing Note that you can use the OnSrc parameter to select other controllers to initiate the glide A B Glide Rotary Cab RvbEkoMorph Spin Dlys A B Glide Modes Trig Toggles between A and B whenever A B button is pressed or OnSrc value rises above OnLvl Gate Glide from A to B when OnSrc value rises above OnLvl Glides from B to A whenev...

Page 107: ...the S H clock or MIDI controller CkLvl 0 127 Threshold S H Env1 and Env2 are two identical envelope followers which create an output that varies with the level of the Src parameter For each envelope follower you can choose any two audio level as sources To follow the levels on both main inputs set Src1 to Left Input and Src 2 to Right Input Use Resp and ATrim to customize the response to level cha...

Page 108: ...off on transition of foot switch 1 Tog2 Value toggles between 0 and 127 at each off on transition of foot switch 2 Tog3 Value toggles between 0 and 127 at each off on transition of foot switch 3 Sw1 Value is 0 when foot switch 1 is off 127 when foot switch 1 is on Sw2 Value is 0 when foot switch 2 is off 127 when foot switch 2 is on Sw3 Value is 0 when foot switch 3 is off 127 when foot switch 3 i...

Page 109: ...ist here is that because the tremolo is stereo the spaciousness of the reverb ismaintained Press Value to access controls fortremolo rate and depth as well as tweaks for the reverb 6 Tap Delay A single quarter note slap Press Tap twice to sync up with the beat Press Value for delay rhythm feedback and damping parameters 7 Tape Echo The echoes get darker as they repeat Press Value for time feedback...

Page 110: ...r PA use The plate effect is followed by a stereo 2 band EQ so you can fine tuneto the room PressValue to get to the critical controlsfast 22 Bright Plate A bright percussive plate with moderate decay 23 Sweet Wet The name speaks for itself This program combines tone controls dual detuners stereo Tap echoes and rich plate reverb Press and hold Program to see how the effects are routed Press Tap tw...

Page 111: ... with far mic s 37 Garage A medium large highly reflective bright room 38 Chamber Refl A large dark Chamber with heavy reflections and a set of short delays This is a good program to use as a starting block for creating reverbs 39 Chamber 101 Even a rocket scientist could figure it out Your standard everyday great sounding chamber 40 Jazz Chamber A medium sized space with a gentle EQ boost Great f...

Page 112: ...es A B glides from a large room to a tiny closet Press Value to adjust the glide times between the two spaces 57 Process Verb A panned and swept filtered hall reverb 58 Ducker Verb As you input a signal the reverb level is turned down Once the signal goes away watch out for the wave of reverb coming your way 59 Reverse Rvb The reverberation density builds up very slowly producing an eerie backward...

Page 113: ...find the Frames control in the Soft Row 71 DlyFlangePan A cool multi effect combo Mono echo stereo flanger auto panner and plate reverb Press and hold Program to check out the routing of these effects Press A B to glide between fast and slow pan rates Use Tap to change delay times Press Value for the key controls for each individual effect 72 ChaseEkoPan Auto panner and echo effects combined so th...

Page 114: ...torted guitars drums sound effects even an entire mix You ll find all sorts of spatial and comb effects just dialing in different values 86 Wide Chorus A silky smooth chorus that adds width to anything sent through it Press A B to add speed and wobble to the chorus Excellent for guitars and keyboards 87 RandomChorus The multi voice stereo chrorus effect in this program has rate and depths randomiz...

Page 115: ...ds or any long tones 102 Detune Dlys Dual detuner combined with dual delays The detuner is inserted in the delay feedback loop so delays are detuned further with each repeat A very useful general purpose delay effect 103 Detune Hall For the creamiest detuning this preset s the one with an LFO constantly inverting the two detunes Press A B to add a medium hall on another path 104 Pitch O Latr Fast ...

Page 116: ...ss A B to switch between AM and FM 119 Capture EQ This program is designed to help you find the perfect EQ settings without having to constantly rewind tape or having to ask the drummer to keep whacking the tom until you find what you need A loop delay feeds a mono parametric EQ Roll the tape whack the tom and press A B to capture a 2 second sample that will repeat endlessly while you dial in the ...

Page 117: ...pe reverb with slap delay and phase shift 130 WahFazerPdl Plug in a foot pedal and this one s ready to go A phase shifter feeds a pedal wah which has some reverb added to it 131 Wah Delays A sweeping wah filter fed into repeating ping pong echoes 132 Wah Pan Dly A wah wah filter fed into repeating panning delays 133 Wah Ped Dist Here s your classic wah pedal Need that extra boost to get it up to 1...

Page 118: ...hen routed separately into an auto panner From there stereo delay and ambience are added Press A B to glide between slow and fast pan rates Programs 145 152 are designed for dual mono applications The left and right channels each have independent mono effects We had PA applications in mind when we created these but you ll find they come in handy whenever you want to get the most out of your consol...

Page 119: ... source into the MPX 1 and you ll hear phase shifting and delay synchronized to the arpeggiator Audio is panned with the arpgegiator as well lower notes to the left and higher notes to the right 159 MIDI 16thArp Similar to MIDI Arp 1 but with a 16th note rhythm and different effects 160 A B Freeze Press A B to freeze the last two seconds of audio into an endless loop The loop is played through an ...

Page 120: ...t Row allows you to shift the pitch of a stereo signal in semi tones 169 MIDIfixVocal Use MIDI Pitch Bend to pitch shift your stereo signal in 1 cent intervals 1 semitone 170 Tuning Note An internal sine wave generator is set to output a tone equivalent to A4 The first parameter in the Soft Row changes the pitch 171 Rich Chorus The name says it all 172 Rotary Fast speed rotary cabinet 173 Aerosol ...

Page 121: ... note Press Taptwiceto syncupwith thebeat 188 Broken Speakr Overdrive effect is used to simulate the sound of a broken speaker 189 Short Delay A 125 millisecond slap 190 Double Delay A repeating double eighth note pattern Press Tap twice to sync up with the beat 191 n Ekos Beat A basic tempo controlled echo effect Press Tap twice to set the tempo of a beat Press Value to access the n control which...

Page 122: ...Lexicon MPX 1 User Guide 9 14 199 Tight Plate A nice short plate reverb for drums and percussion 200 Clean Slate Want to start from scratch This one s as empty as they get ...

Page 123: ...re to temperatures below 22 F 30 C or above 167 F 75 C or by exposure to humidity in excess of 95 If a unit exposed to such conditions fails to operate after it returns to a normal operating temperature contact your local service representative The MPX 1 doesn t respond to MIDI Program Changes The MPX 1 and connected devices must be set to matching MIDI Channels or the MPX 1 must have OMNI selecte...

Page 124: ... the expected function In Edit and System modes the Value button acts as a toggle to determine whether the knob or the and buttons perform the functions of selecting displayed items or adjusting their values No Effects Output Check the setting of Mix Mode in the System mode Setup menu the setting of Mstr Mix and Lvl at the Mix button and the Effect Mute at the Bypass button Also verify that any co...

Page 125: ...ale A D Performance Frequency Response 20Hz to 20kHz 1dB Crosstalk 60dB max S N Ratio 90dB min 20kHz bandwidth THD 0 01 max 20Hz to 20kHz Dynamic Range 90dB min 20kHz bandwidth Delay 55 5 samples 1 25ms 44 1kHz D A Performance Frequency Response 20Hz to 20kHz 1dB Crosstalk 60dB max S N Ratio 95dB min 20kHz bandwidth THD 0 01 max 20Hz to 20kHz Dynamic Range 95dB min 20kHz bandwidth Delay 25 samples...

Page 126: ...General Dimensions 19 0 W x 1 75 H x 9 0 D 483 x 45 x 289mm 19 inch rack mount standard 1U high Weight Net 6lbs 2oz 2 8kg Shipping 9lbs 3oz 4 2kg Power Requirements 100 240VAC 50 60Hz 25W 3 pin IEC power connector Environment Operating temperature 32 to 104 F 0 to 40 C Storage temperature 22 to 160 F 30 to 70 C Humidity maximum 95 without condensation Electrical Approvals Safety Compliance UL1419 ...

Page 127: ...Lexicon Part 070 11097 Lexicon Inc 3 Oak Park Bedford MA 01730 1441 USA Telephone 781 280 0300 Customer Service Fax 781 280 0499 ...

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