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The  wave  with  the  corresponding 
spectrum  of  harmonics  will  appear 
on  the  screen.  You  also  can  alter 
the  wave  by  adjusting  harmonics. 
Use the left encoder to navigate thru 
harmonics (selected one gets bolder) 
and the right one to adjust amplitude 

of the harmonic. 

You  also  can  design  the  wave  only  by  adding  harmonics  in  various 
amplitudes. Just select the new wave and start with the SPECTRAL icon. 
Each harmonic represents a sinewave with a frequency which is multiple 
of the first harmonic. Use the left encoder to navigate thru harmonics 
(selected one gets bolder) and the right one to adjust amplitude of the 
harmonic.

If  you  are  not  happy  with  the  wave 
created, just click the

 X BOX

 and the 

wave will be erased and you can start 
drawing the new wave from scratch. 

Once  you  are  happy  with  the  wave, 
you’ve  created,  select  SAVE  box  and 
save  the  wave.  NAME  menu  will 
appear.

In the NAME menu you can name your 
waveform and save in user generated 
wavetables.  Follow  the  pop-up 
screens  to  allocate  the  wave  in  a 
desired  wavetable.  You  can  change 
the position of the wave in the list in 
the MANAGE menu.

As you draw the wave, you can check 
the 

HARMONIC  CONTENT

  of  it, 

specifically, the first 32 harmonics. To 
do so, use the left encoder to select 
SPECTRAL icon in the top row.

You can’t move the cursor left, as the 
wave  should  change  over  the  time, 
and it can’t go back in the past. We 
recommend to draw waves that start 
and end at horizontal axis otherwise 
you may hear undesired clicks.

In 

LINE  SKETCH

  mode  you  can 

draw  the  wave  by  connecting  lines 
between  two  points  defined  by 
cursor.  move  the  cursor  to  desired 
position and push the left encoder to 
initiate drawing.

In  the 

PEN  SKETCH 

mode  you  just 

use  both  encoders  to  draw  the  wave 
form  scratch.  The  left  encoder  moves 
drawing  cursor  up  and  down,  the 
right – right. Push the right encoder to 
initiate drawing. The cursor will change 
to small cross.

Summary of Contents for GraphicVco

Page 1: ...USER MANUAL...

Page 2: ...Panel width 16HP Module depth 30mm Power consumption 152mA 12V 20mA 12V The Graphic VCO allows you to draw your own waveforms arrange them in wavetables and wavetable banks morph between two selected...

Page 3: ...V to 8V for 8 octave tuning THIS IS FX AMOUNT CV INPUT It s unipolar and accepts 0 10V CVs THIS IS FX PARAMETER CV INPUT It s bipolar and accepts 10V 10V CVs In the Wavetable Matrix mode this CV input...

Page 4: ...right encoders to navigate thru the list of A and B wavetables correspondingly and click to confirm selection then repeat the same to chose the waves form the list within the wavetable Once waveforms...

Page 5: ...ncoder to split the marker and define width of the selection Now you have two options 1 Rotate the left encoder to move selection right or left 2 Click the right encoder and rotate it CW to draw the p...

Page 6: ...he wave NAME menu will appear In the NAME menu you can name your waveform and save in user generated wavetables Follow the pop up screens to allocate the wave in a desired wavetable You can change the...

Page 7: ...an alter the size of the matrix by clicking the left encoder At the first click the bold dot in the top left corner will appear and you can adjust the size of the matrix by rotating left and right enc...

Page 8: ...ected effect appears in the top left corner of the screen Available effects in order of appearance are Frequency Modulation Ringmodulator Phase Distortion Wavefolder Wavewrapper Bitchrush Sample rate...

Page 9: ...d divided frequencies Note that module will play back the resulting wave in real time and you can hear modulation sweetspots IF THE EXTERNAL MODULATOR IS SELECTED IN you can apply the modulation CV LF...

Page 10: ...or settings The suboscillator is assigned to the OUT2 No FX except frequency modulation is applied on the suboscillator Rotate the left encoder to select settings you wish to alter and rotate the righ...

Page 11: ...elete rename screen will appear Once you are happy how your designed waves or wavetables with suboscillator configuration and FXes applied sound you can save a SNAPSHOT a combination of all your setti...

Page 12: ...m and hardware settings Rotate the left encoder to access various configuration settings Info menu contains information on firmware version and memory usage In the display configuration menu you can a...

Page 13: ...TION MENU you can configure CV inputs by adjusting their gain and bias Use the left encoder to select the input or setting and right one to adjust the amount of the setting In the CALIBRATION MENU you...

Page 14: ...ONS Please follow the instructions for use of the Erica Synths Graphic VCO below cause only this will guarantee proper operation of the module and ensure warranty from Erica Synths Water is lethal for...

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