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PWM 

(Pulse width modulation)

This function varies the width of 
the pulse in each cycle determined 
by the speed set by the PWM 
SPEED control. This function can 
be used to create a variety of cho-
rus-like effects and add organic 
feel to your tones. 

CV (

Control Voltage)

The CV jacks on the backside can 
be used for modulation and is 
accessible via the MOD matrix.

BC CV IN

The ES01 can be modulated via 
Breath Control or the BC CV jacks 
prerouted to the control knobs on 
the front panel.

MODULATION

There are many ways to modulate the sound within the ES01, either by LFO, PWM, Mod Matrix or CV input.

LFO 

(Low frequency oscillator)

The LFO is prerouted to the Mod 
Wheel which has a three way 
switch allowing you to send the 
modulation to VCO, VCF or VCA to 
create periodic variations in pitch, 
tone or volume. This routing can 
be deactivated via the GLOBAL 
SETTINGS tab in the Touch Data 
Programmer. The LFO can also be 
accessed in the MOD matrix. 

LFO WAVE

Select the character of the 
modulation from these five 
waveforms:

Sine  

Triangle 

Saw  

Pulse  

Random

LFO SPEED

Determines the frequency of the 
LFO from S (slow) to F (fast).

PITCH BEND

Pitch can be bent by 1 octave up 
or down.

Pulse Width Modulation

Square wave

Sine  

Triangle 

Saw  

Pulse  

Random

Summary of Contents for ESO1

Page 1: ...USER GUIDE ...

Page 2: ...r technology and features developed for the Reason rack environment with the added convenience and versatility of a powerful Touch Data Programmer for advanced internal routing and customization We urge you to read this user guide thoroughly in order to make the most of your ES01 Analog Synthesizer INTRODUCTION ...

Page 3: ...e The LED will flash when ES01 receives notes via CV Gate or MIDI GLOBAL SETTINGS The ES01 is a by default a monophonic synthesizer but can be configured to play up to 16 voices simultaneously in the Polyphonic Mode with Unison activated the total voices is reduced to 8 Find all settings for polyphony filters and oscillators under the tab GLOBAL SETTINGS in the Touch Data Programmer Further inform...

Page 4: ...d numbers of harmonics and therefor different sounds The ES01 offers four waveforms and a pulse width modulation feature as shown in this chart Triangular wave Subdued ideal for flute sounds Sawtooth wave Bright perfect for string and brass sounds Square wave Woody tone good for clarinet sound Rectangular wave Vibrant great for trumpet oboe etc PWM Thick rich sound Awesome for acid techno and synt...

Page 5: ... creation of a broad range of interesting time based tonal variation effects VCA EG Depth This lever determines to what degree the envelope settings of the EG section affects the level of the sound dB When using a Breath Controller signal BC IN you might want to lower this lever to let the BC IN signal decide the amount of sound amplification You can also modulate the VCA Level via the Mod Matrix ...

Page 6: ...as been reached If the sustain control is set to maximum no decay effect will be noticeable Sustain Level Determines the continuous level to be maintain after attack and decay have finished as long as a note is played Release Time The time it take for the sound to completely fade out after the note has been released ENVELOPE GENERATOR The EG block contains the ES01 envelope generator controls ...

Page 7: ... to modulate the sound within the ES01 either by LFO PWM Mod Matrix or CV input LFO Low frequency oscillator The LFO is prerouted to the Mod Wheel which has a three way switch allowing you to send the modulation to VCO VCF or VCA to create periodic variations in pitch tone or volume This routing can be deactivated via the GLOBAL SETTINGS tab in the Touch Data Programmer The LFO can also be accesse...

Page 8: ... by changing it from Original Speed to Tempo Synced under the GLOBAL SETTINGS tab in the TOUCH DATA PROGRAMMER Feet changes at these and values 20 40 60 80 100 The BC Knobs are prerouted for quick modulation via the front panel The prerouting can be switched off under GLOBAL SETTINGS making the knobs suitable as SOURCE and SCALE controls within the modulation matrix The vast possibilities of the m...

Page 9: ...s this limit and allows for much more extreme filtering LFO The Low Frequency Oscillator can be set to Original Speed Extended Speed and to Tempo Sync Retrig ON causes the LFO to restart on each new note PWM The Pulse Width Modulation speed can be set to Original Speed Extended Speed and to Tempo Sync Retrig ON causes the PWM cycle to restart on each new note MOD WHEEL The range of the Mod Wheel c...

Page 10: ... new Note On event gives a random value LFO Bipolar default generating both negative and positive values based on the LFO waveform Fig 1a Unipolar shifts the base of the waveform to only modulate positive or negative values Fig 1b Shifted 90 degrees is a bipolar modulation where the waveform is shifted 90 degrees meaning it will be one 4th cycle shifted in time Fig 2 The three options above are de...

Page 11: ...nt by ROBOTIC BEAN CREATIVE Thanks to Niklas Backlund Anders Ljung Katarina Sjögren Michael Sjöstedt Peter Fischer Fabian Kempe Benedict Roff Marsh Reasonistas and ReasonTalk crew and all the helpful Beta testers 2017 2018 EKSSPERIMENTAL SOUNDS STUDIO www ekss se ...

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