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Lexicon

LXP-15 II Owner's Manual

1-2

INPUT

OUTPUT

POWER

LXP-15

exicon

HEADROOM

OVL

12
18
24

VIEW

ADJUST

PAGE

Reverb
Pitch/EQ
Dly
Setup
Store
Name
Global
MIDI

Level

Mod

Alg

Patch 1
Patch 2
Patch 3
Patch 4

Sys

LXP-15 II

Front Panel

Controls

Adjust
Used to edit paramaters
displayed and selected
with the Soft buttons.

View
Used to display alternate
screen information.

Output
Controls the signal level
sent to the LXP-15 II out-
puts.

Page knob
Used for selection of 16
display pages

POWER
Power on/off.

Headroom
Green LEDs indicate sig-
nal present; red LED indi-
cates the signal is -3dB
from peak overload, or at
processor overload.

Soft buttons
Each of these five buttons
is used for assigning the
parameter displayed di-
rectly above it to ADJUST
knob control.

Input
Sets the audio input level.

Summary of Contents for LXP-15 II

Page 1: ...LXP 15 II Multi Effects Processor Owner s Manual...

Page 2: ...following measures Reorient the receiving antenna Relocate the computer with respect to the receiver Move the computer away from the receiver Plug the computer into a different outlet so that the com...

Page 3: ...Moisture Do not use the unit near water for example near a sink in a wet basement near a swimming pool near an open window etc Object and liquid entry Do not allow objects to fall or liquids to be spi...

Page 4: ...LXP 15 II Multi Effects Processor Owner s Manual...

Page 5: ...1 Patching 4 6 Global and General Purpose Patches 4 13 Setting up Global Patches 4 14 Setting up General Purpose Patches 4 16 Patching Examples 4 21 5 The Presets About the presets 5 1 Studio Presets...

Page 6: ...t panel or via MIDI providing truly world class flexibility and control From pitch shifting to stereo delays and flanging the LXP 15 II delivers superior performance Whether you are a producer enginee...

Page 7: ...15 II power connector Then plug the line cord into an appropriate AC wall socket The LXP 15 II measures 19 W x 1 75 H x 13 9 D 483 x 45 x 353 mm Make sure that the LXP 15 II is securely screwed into...

Page 8: ...with the Soft buttons View Used to display alternate screen information Output Controls the signal level sent to the LXP 15 II out puts Page knob Used for selection of 16 display pages POWER Power on...

Page 9: ...r equipment Inputs L and R Single ended unbal anced inputs accept lev els as low as 26dBu In put impedance is 50 k in stereo 25 k in mono Ei ther can be used for mono input Foot Controllers Five conne...

Page 10: ...or stereo signal sources For mono sources use either of the two input connectors the dry signal appears along with the stereo effects in mono at both output connectors For instruments and sources wit...

Page 11: ...15 II as shown above In most applications it is preferable to connect the LXP 15IIoutputstotwooftheconsole sinputchannelstrips pannedfullleftandright rather than the effects returns This allows the g...

Page 12: ...ut pan left Channel Input pan right LXP 15 L Output LXP 15 R Output Synth R Output Synth L Output In some applications such as when an LXP 15 II is used for a single instrument it may be desirable to...

Page 13: ...ct the LXP 15 II between a guitar and two amp and speaker stacks Set the LXP 15 II MIX control to approximately 50 The only problem with this setup is that if you use overdrive distortion created by t...

Page 14: ...ower amp or a pair of guitar amps A few guitar amplifiers become unhappy if they are operated without speakers connected Consult the amp manufacturer for details You can use the effects send and retur...

Page 15: ...o mix Console Inputs Console Inputs LXP 15 II Inputs L and R LXP 15 II Outputs L and R LXP 15 II Outputs L and R Drum machine s stereo outputs Drum machine s individual output for snare drum INPUT OUT...

Page 16: ...Lexicon LXP 15 II Owner s Manual 1 10...

Page 17: ...mples are display contrast and brightness MIDI Channel number etc Patch A patch is a routing assignment that allows an LXP 15 II parameter to be driven by a source control such as a footpedal or a syn...

Page 18: ...el possible with the least amount of noise If the output you are using doesn t have a level control don t worry about it 3 While sending audio to the LXP 15 II gradually turn up the INPUT control unti...

Page 19: ...the first and second or the second and third lines In this example pressing this button has selected HiCut The value of this parameter is bracketed by arrows to highlight its selection Turning the ADJ...

Page 20: ...The upper section provides for selection of the available parameters which define the sound of each algorithm Reverb Pitch EQ Delay Level Modulation and Algorithm The settings grouped on the lower le...

Page 21: ...4th Down 50 Amb 5th Up 51 Amb Oct Up 52 6VoiceChorus 53 Vocal Chorus 54 ChorusSlaps 55 Cave Chorus 56 GuitarDetune 57 Flange Room 58 Slowrollin 59 Image Shift 60 Step Flange 61 LFO Guitar 62 1 16thMA...

Page 22: ...the ADJUST knob the bottom line of the display will change to show the full name of the selected parameter and the selected value These values will change as you continue to turn ADJUST Preset 2 Brig...

Page 23: ...New entries will overwrite any program stored at that location so be careful not to store into a location that contains a setup you want to save We have provided a chart for you to record your own pr...

Page 24: ...II has 15 brightness levels to allow adjustment for different lighting conditions Memory Write Protect is a feature that lets you prohibit the overwriting of the setupsstoredintheregisters Ifthewrite...

Page 25: ...nge the current algorithm by turning the PAGE knob to Alg andusingADJUSTtoselectadifferentalgorithm Beawarethatdifferent algorithms have different parameters Changing algorithms with ADJUST may cause...

Page 26: ...front panel input control Mix Adjusts the mixture of the dry left and right inputs and wet the left and right algorithm outputs signals sent to the left and right outputs When set to 0 only dry signal...

Page 27: ...o pitch shift when the delay has stabilized The reverberator is a full featured room simulator with its own predelay Its many parameters alllow you to design almost any space you can imagine One uniqu...

Page 28: ...steps from flat to 320Hz LoCut Adjusts low frequency roll off for the algorithm Roll off is adjustable in 32 steps from flat to 19Hz Decay Adjuststhereverbtimeformid frequencysignals Becaselowfrequenc...

Page 29: ...density increases over time HighsettingsofDiffusionresultinhighinitialbuildupofechodensity lowsettings cause low initial buildup Echo density is affected by Size smaller spaces will sound denser To e...

Page 30: ...can have filtered echoes pitch shift chorusing enhanced stereo spread and reverb all at once A special feature of this algorithm is loop sampling The Predelay can be used as a loop sampler controlled...

Page 31: ...elay Feedback A postive feedback loop around predelay When set to maximum 100 it locks out further input and begins an infinte loop with a length equal to the current setting of Predelay Delay L Rever...

Page 32: ...latively low it gives a darker tone to the reverberation simulating the effect of air absorption in a real hall Maximum setting gives a flat response through the filter section Bass Multiply Sets the...

Page 33: ...s as well The Mix Predelay and Treble parameters are very important in this algorithm allowing you to create anything from an enhancement or subtle thickening to a solid wall of reverb Parameter pages...

Page 34: ...lay feedback loop If Treble is set to some value other than Full then the roll off slope at the selected frequency will increase with each pass through the feedback loop For example if Predelay and Pr...

Page 35: ...nhancing and thickening the source material The Plate algorithm is often the best choice for percussion and also works well with other types of source material such as acoustic guitars and piano Param...

Page 36: ...iplier of the Decay parameter For example if Bass Multiply is set to 2X and Decay is set for 2 seconds the low frequency reverb time will be 4 seconds For a natural sounding plate reverb 1 0X or less...

Page 37: ...e Chorus Delay algorithm be sure to listen to and experiment with presets built on this algorithm See Chapter 5 The Presets The Chorus Delay algorithm is a six voice chorus configured as three stereo...

Page 38: ...lay 1 added to Delay 3 The maximum total delay is 1 798 seconds Feedback 3 Feedback loop around Delay 1 and Delay 3 When set to maximum 99 it continues to add input signal to the loop Note that feedba...

Page 39: ...these is now commonplace The simulation of effects is more concerned with our perception of sounds and generally requires synthesis of the environment in which sounds occur effects can create the impr...

Page 40: ...rrangement The Tempo patch source of the LXP 15 II can be used to automatically synchronize slap rhythms to a wide range of MIDI tempos Ambient echo effects simulate sound reflections from room surfac...

Page 41: ...ay times used are usually somewhat shorter 20ms the LFO modulation may be a little more exaggerated and very often feedback is introduced to increase the intensity of the effect There are many possibl...

Page 42: ...en at the end of this manual The Tempo patch control source can be used to automatically synchronize rhythms to a wide range of MIDI tempos With no feedback only one previous phrase will be audible if...

Page 43: ...ted sound is heard If the source is moving relatively quickly a pitch shift is heard as well The pitch increases as the source approaches and decreases as it moves away You can create frontal localiza...

Page 44: ...irection of motion up or down corresponds to an increase or decrease of the parameter value All Sources are the same in the sense that each generates an output value in the rangeof0 127 Theoutputvalue...

Page 45: ...ber PhasDep MIDI phaser depth control slider DetDept MIDI detune control slider ChorDep MIDI chorus depth control slider TremDep MIDI tremolo depth control slider ExtDept MIDI ext effect depth control...

Page 46: ...vibrato chorus and flange LFO LFO TIMEOUTPUT 0 127 The Input Envelope Follower InLevel is an internal Source that generates output based on the loudness amplitude of the input signal The louder the i...

Page 47: ...OFF TIP SLEEVE PEDAL 1 4 Standard Phone Plugs Sleeve Sleeve Tip Ring Typical Pot entiometer Almost all of the controllers found on a MIDI keyboard or other MIDI instrument can be used as Sources patch...

Page 48: ...r no change corresponds to the minimum position Pitch Bend Pan and Balance are implemented as bidirectional controllers Off or no change corresponds to the middle position of the control MIDI Sliders...

Page 49: ...ing audio MIDI Pressure 0 PRESSURE 127 MIDI Note numbers TheNoteNumberSourcesproduceoutputbasedonthenoteplayedontheMIDI instrument For reference Note Numbers are shown here as they correspond to a MID...

Page 50: ...slider or other controller Slower clock rates produce higher Tempo values fasterclockratesproducelowerTempovalues Thisallowsyoutocreate rhythmic echoes and other effects that can be synchronized to th...

Page 51: ...ch setup are accessed by turning PAGE to Patch 1 Patch 2 Patch 3 and Patch 4 Global and General Purpose Patches Delay Reverb Pitch Delay Gate Plate Chorus Delay Algthm global patches only Glidely Pred...

Page 52: ...ce for all Destinations you don t want to control globally to Off If the Destination is set to a Source not physically connected to the LXP 15 II its value will jump to minimum when in the Immediate m...

Page 53: ...es can be controlled with either fine or coarse parameters The coarse parameters Gldyhi Pdlyhi DlyLhi etc allow you to control the entire delay range with the Source The fine parameters Glidely Predel...

Page 54: ...ion on the Sys page is an aid to creating patches When Update is set to On the displayed Destination and Offset values will change as the Source controller is moved This allows you to see the effect o...

Page 55: ...ld allows you to match any position of the Source controller to the initial value of the Destination parameter Threshold values are 0 127 This corre sponds to the value range of typical MIDI controlle...

Page 56: ...bidirectional MIDI slider as a Source Pitch Bend Balance Pan set threshold to 64 When After Touch or Breath are used as Sources set threshold to 0 or 127 Scale values can be positive or negative Posi...

Page 57: ...the Destination parameter For most parameters scale can be set to at least twice the full range This allows you to control the full range of a parameter with less than the full range of a controller O...

Page 58: ...neral Purpose patches for the setup Don t assign Size to performance Sources like velocity note number etc Changing Size temporarily mutes the outputs of the LXP 15 II During performance always set th...

Page 59: ...setting will pan the processed output signal Dry Pan moves a mono input signal between the left and right outputs With stereo input signals Dry Pan inverts the left and right signal levels Threshold...

Page 60: ...Delay R 0 s 0 0 s 75 don t care Patch Settings Src 1 Thresh1 Dest 1 Scale 1 Offset 1 LastNote 60 Intervl 100 Src 2 Thresh2 Dest 2 Scale 2 Offset 2 Mod Whl 127 Feedbk 100 Src 3 Thresh3 Dest 3 Scale 3...

Page 61: ...ii 249ms Src 2 Thresh2 Dest 2 Scale 2 Offset 2 Tempo 127 Slope 72 Use the Delay Reverb algorithm InLevl control of Decay turns on infinite reverb Scale sets the level of the signal that will trigger t...

Page 62: ...Of course you may find presets which are equally useful in either category We suggest that you listen to all of the presets no matter what you application may be This chapter will provides a brief des...

Page 63: ...estly big Great for the whole mix or put it on individual tracks 8 LargeDrkRoom Dly Rvb none Darker version of above club space with more diffusion Generalpopvoiceorbrightsourceswhichneedasoft space a...

Page 64: ...delay adding a slight chorusing effect Long fade sources like sustained key pads 25 Splattered Pch Dly none Small space great for extra definition in a mix Similar to reflective living room 26 Slap V...

Page 65: ...s 43 Small Flange Pch Dly LFO Varying amounts of sweeping flange A small room adds life to the party 44 Long Echoes ChorDly none Additional reflections followed by longer repeating echoes Use Delay3 t...

Page 66: ...eristic will accentuate this effect 58 Slowrollin Dly Rvb LFO Gentle chorus added to a moderatly large hall reverb Back ground vocals work great 59 Image Shift Pch Dly LFO Causes the stereo image to w...

Page 67: ...Rvb Foot 1 InLevel Reverb becomes infinite as the controller is advanced The reverbmixisloweredandmoreoftheglidingchorusdelaycan be played while the infinite loop continues 76 Foot1 Whammy Pch Dly Foo...

Page 68: ...source 4 steps down and passes it to a large reverb space 91 Glub Glub Pch Dly none Octave divider in a room Interesting addition for percussion on stage 92 Self D 1 Pch Dly Foot 1 Lowers the input so...

Page 69: ...mix which intensifies the effect Great for slap bass 108 Dense Dance Pch Dly Foot 1 For bass players wanting a different edge to a really deep reverb pitch effect 109 Boot Da Bass Chor Dly Foot 1 Foot...

Page 70: ...tains indefinitely while providing a smooth gliding chorus delay 122 Env Dtune Pch Dly InLevel Downward detune with stronger input levels Provides a dynamic chorus effect which passes into a lengthy r...

Page 71: ...Lexicon LXP 15 II Owner s Manual 5 10...

Page 72: ...xicon HEADROOM OVL 12 18 24 VIEW ADJUST PAGE Reverb Pitch EQ Dly Setup Store Name Global MIDI Level Mod Alg Patch 1 Patch 2 Patch 3 Patch 4 Sys Some extremely useful effects can be created by controll...

Page 73: ...IDI Tempo control INPUT OUTPUT POWER LXP 15 exicon HEADROOM OVL 12 18 24 VIEW ADJUST PAGE Reverb Pitch EQ Dly Setup Store Name Global MIDI Level Mod Alg Patch 1 Patch 2 Patch 3 Patch 4 Sys MIDI Out MI...

Page 74: ...master as follows In general whenever the master s ADJUST knob is used to change a parameter value a corresponding parameter change will occur on the slave s Loading presets or registers from the setu...

Page 75: ...er or the contents of all registers to be transmitted The last selection on the list is MIDI Map Table Turn the PAGE knob to Global Pgm Chg Map Val Dest Source Mode x x x x Selecting Pgm Chg allows th...

Page 76: ...ata and place it in the edit buffer Byte Value Description 0 F0 hex System Exclusive 1 06 Lexicon ID 2 06 LXP 15 LXP 15 II ID 3 0011 nnnn bin n MIDI Channel 0 15 4 0eee eeee e event code 60h active se...

Page 77: ...her by connecting a cable from the MIDI OUT jack of the master to the MIDI IN jack of the slave Additional LXP 15 IIs can be slaved to the same master by connecting a cable from the MIDI THRU port of...

Page 78: ...27 5 0vvv vvvv 7 bit data lsb 6 0vvv vvvv 7 bit data msb 7 F7 hex End of SysEx message Byte Value Description 0 F0 hex System Exclusive 1 06 Lexicon ID 2 06 LXP 15 LXP 15 II ID 3 0100 nnnn bin n MIDI...

Page 79: ...ata Param Data Description Program parameters 0 26 0 26 Microcode Parameters 27 27 General Purpose Patch 1 Source 28 28 General Purpose Patch 1 Threshold 29 29 General Purpose Patch 1 Destination 30 3...

Page 80: ...l parameter messages All parameters are accessible by Parameter Change messages There are two major parameter classifications Program parameters and System parameters Generally program parameter value...

Page 81: ...up number 79 MIDI Channel 80 Global Patch mode 81 Display Update 82 Memory Protect nonzero protected 83 95 Reserved Param Patch 1 Patch 2 Patch 3 Patch 4 Data 27 34 41 48 Patch Source 0 127 see below...

Page 82: ...lculated Offset value is added to the stored base value of the specified destination parameter The sum of the offset and base values is the number used by the audio processor and the parameter transmi...

Page 83: ...II s five algorithms LXP 15 II Microcode Parameters DELAY REVERB Param Global Patch Parameter Name Max Value 1 2 97 98 Glide Delay Gldlyhi 9983 3 99 Glide Feedback 127 4 5 100 101 Delay 2 Dly2hi 8959...

Page 84: ...Output Level 127 24 120 Input Level 127 25 121 LFO Rate 127 PITCH DELAY Param Global Patch Parameter Name Max Value 1 2 97 98 Predelay Pdlyhi 16 383 3 99 Predelay Feedback 127 4 5 100 101 Delay L DlyL...

Page 85: ...t Pan 126 21 117 Dry Pan 126 22 118 Mix 127 23 119 Output Level 127 24 120 Input Level 126 25 121 LFO Rate 127 PLATE Param Global Patch Parameter Name Max Value 1 2 97 98 Predelay Pdlyhi 8191 3 99 Pre...

Page 86: ...lay This control is called Feedback in Pitch Delay 7 8 Delay R DlyRhi Provides coarse and fine adjustment for right channel delay 9 Pitch On Off Used to enable the pitch shifter Selecting 0 Defeat byp...

Page 87: ...a pan control for the dry output 22 MIX Adjusts the wet dry mix 23 Output Level Adjusts the output level of the signal processor 24 Input Level Adjusts the input level to the signal processor 25 LFO R...

Page 88: ...rogram X 0 127 Note 1 Change True 1 128 System Exclusive O O Note 2 System Song Pos X X Song Sel X X Common Tune X X System Clock X O Used as Real Time Commands X X controller Aux Local ON OFF X X Mes...

Page 89: ...Lexicon LXP 15 II Owner s Manual 7 14...

Page 90: ...If a unit exposed to such conditions fails to operate after it returns to a normal operating temperature contact Lexicon Customer Service No output from the LXP 15 II Check to see if Global Patches ar...

Page 91: ...r test unless instructed by Lexicon Customer Service The display will show Clear ALL RAM inits registers Press VIEW to start Press VIEW The following display will appear Are you sure V Press these to...

Page 92: ...will flash once and the screen should show Clear ALL RAM inits registers passed Press VIEW to start An error condition is signaled by the illumination of the red overload LED for approximately half a...

Page 93: ...Lexicon LXP 15 II Owner s Manual 8 4...

Page 94: ...n off toggle switch analog voltage controller or 50k control pedal Signal Level Indicators Four signal level LED indicators including processed signal over load Front Panel Display Two lines of 40 alp...

Page 95: ...1 170 114 85 177 339 169 113 85 178 337 169 112 84 179 335 168 112 84 Tempo 1 4 1 8 1 8T 1 16 60 1000 500 333 250 61 984 492 328 246 62 968 484 323 242 63 952 476 317 238 64 938 469 313 234 65 923 462...

Page 96: ...he sounds stored in LXP 15 II User memory Setup Name 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 1 2 3 4 5 6 7 8 9 10 1...

Page 97: ...Lexicon LXP 15 II Owner s Manual 4 24...

Page 98: ...Lexicon Inc 3 Oak Park Bedford MA 01730 USA Telephone 781 290 0300 Fax 781 290 0490 Lexicon Part 070 10273...

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