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VCS3 (mk2) QUAD MIDI-CV

 

 

 

 

 

 

 

VCS3(mk2)

 

DK1/2 Keyboard

 

Gate trigger Source 
KS or DK Keyboard 
G1-G4 are midi gates 
1-4 

MIDI INPUT 

Cable to rear of 
VCS3 with 8 pin Male 
plug 

 

Toggle switches to 
switch between 
keyboard (KS or DK) 
control or Midi-CV 
control 

CV1-CV3 Scaling 
Potentiometers 

 

VCS3(mk2) QUAD MIDI-CV INTERFACE 

Midi clock  
output 

Midi Start 
Stop output 

Midi Learn Switch 
Normally OFF 

Cable to rear of the 
Dk1 or DK2 Keyboard 
with 8 pin female plug 

Gate LEDs. These 
light when gate1 or 
gate2 are triggered 
by MIDI 

Inverts CV3 voltage  
+ve -> -ve 

Midi activity 
LED 

Toggle switches for 
changing the range 
of CV1-CV3 to 
maximum of either 
0.32V/Oct or 1V/Oct 

Socket for 
special 4-way 
EMS matrix pin 
cable carrying 
CV1-CV4 

Summary of Contents for VCS3 MKII Quad Midi-CV

Page 1: ...caling Potentiometers VCS3 mk2 QUAD MIDI CV INTERFACE Midi clock output Midi Start Stop output Midi Learn Switch Normally OFF Cable to rear of the Dk1 or DK2 Keyboard with 8 pin female plug Gate LEDs...

Page 2: ...i is powered by tapping off the 12V 9V from the VCS3 via the Jones plug cables but only a small current is drawn so that normal operation of the VCS3 mk2 is unaffected PLEASE NOTE FOR A VCS3 mk1 YOU S...

Page 3: ...eceived is a Midi note ON message the interface extracts the Midi number of the note played and sets this value as the reference base or lowest note This allows transpose of the MCV876 to any note on...

Page 4: ...ltages Of particular importance is the fact that EMS Synthi oscillators use 0 32V Octave standard NOT 1V Octave as on most other synths For pitch CV1 it is necessary to switch the toggle switch to the...

Page 5: ...pins then do the following calibration In what follows assumes the play mode of the unit is Poly2 Osc1 CV1 Make sure the VCS3 is warmed up first at least 15mins Set Input ch1 pot on the VCS3 to max 10...

Page 6: ...the unit in Poly4 play mode if you want to use this option because In this mode Cv1 Cv4 correspond to pitches of Midi notes 1 4 For changing play modes on the unit see later on in this guide Note Osc...

Page 7: ...on the rows and they do NOT route signals from the rows into the matrix columns as ordinary pins do Thus in injecting CV1 CV4 into any column on the matrix it does not matter which row you choose to i...

Page 8: ...for example the trapezoid envelope is a positive voltage which can be applied to filter frequency oscillator pitch envelope decay etc But its useful to be able to invert the trapezoid and make it neg...

Page 9: ...is way simply insert one of the 4 pins from the special cable into the meter column doesn t matter which row you choose because as mentioned earlier these pins only have connection to their tips and p...

Page 10: ...send parameters in real time button as this speeds up the process of changing play modes There are other options to the right concerning midi inputs that you dont need worry about for basic operation...

Page 11: ...sponds to Midi note 1 and gate G1 is triggered by Midi note 1 on message CV2 corresponds to Midi note 2 and Gate 2 is triggered when Midi note 2 on presets where you can save your favourite play modes...

Page 12: ...larly looking at the Gate CC s assigned G1 and G2 are greyed out because they are automatically assigned to Midi note1 and note 2 on events This leaves G3 and G4 assignable to a Midi CC Here is anothe...

Page 13: ...ing velocity curves In poly mode 2 its best to again assign velocity to CV3 by clicking the VL box If you choose CV4 the problem is this is only available to the synthi via the black pin cable and thu...

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