Make Noise CONTOUR Manual Download Page 6

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Panel Controls

1.     Gate Input:  Gate applied to this input initiates the circuit.  

The result being a 0V to 8V function, aka Envelope. Range 1.5V or 

greater with Gate Width determining Sustain Time. 

   

2.     Onset Panel Control: Sets the time it takes for the Voltage 

Function to ramp up to maximum level. CW rotation

increases Onset Time.

 

3.     Onset CV Input: Linear control signal input for the Onset 

parameter.  Positive Control signals increase Onset

Time.  Negative control signals decrease Onset Time with respect 

to the Onset Panel Control setting. 

 

4.     Sustain Panel Control: Sets the Voltage level the function 

Decays to and holds for the duration the Gate is High.  Settings 

greater than 3:00 put Sustain into overdrive allowing for 

increasesd 10V maximum level.  For 4-Stage ADSR type control 

signal set CCW of 3:00.

 

5.     Decay Panel Control: Sets the time it takes for the Voltage 

function to ramp down to the Sustain stage and complete the 

Release stage. CW rotation increases Decay and Release Time.

 

6.     Decay CV Input:  Linear control signal input for Decay 

parameter. Positive control signals increase Decay and Release 

Times.  Negative control signals decrease Decay and Release 

Times with respect to the Decay Panel Control. 

7.      Vari-Response Panel Control: Sets the response curve of the 

Contour function. Response is continuously variable from Linear 

to Exponential.

 

8.     End of Onset (EON) / End of Contour (EOC) LED: Indicates the states of the EON and EOC outputs.  When <Red>, EON is High 

and EOC is Low.  When <Green>, EON is Low and EOC is High.

 

9.     End of Onset (EON) Output: Gate Output that goes High at the end of the Onset portion of the function. 0V or 10V. 

 

10.   End of Contour (EOC) Output: Gate Output that goes High at the end of the Contour. 0V or 10V. 

 

11.  Mirrored LED: Indicates activity at the Mirrored Contour Output. 

12.  Mirrored Contour Output: Upside down/inverted version of the Contour signal.  When Contour Output is at maximum, this 

output is at minimum and vice versa.  Buffered, capable of driving a 4-way multiple.  Typically 0-8V, but Sustain Overdrive allows it 

to reach up to 10V pp and thus fall below 0V.

13. Contour LED: Indicates activity at the Contour Output. 

 

14.  Contour Output: CV signal from the Contour circuit. Buffered and capable of accurately driving a 4 way Multiple. Typically, 8V 

peak to peak, but Sustain Overdrive allows it to reach up to 10V pp.

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Summary of Contents for CONTOUR

Page 1: ...v 1 0...

Page 2: ...2 Table of Contents 2 Limited Warranty 3 Installation 4 Overview 5 Panel Controls 6 Getting Started 7 EOC and EON and Tips and Tricks 9 Patch Ideas 10...

Page 3: ...by Make Noise to be the fault of the user are not covered by this warranty and normal service rates will apply During the warranty period any defective products will be repaired or replaced at the op...

Page 4: ...amples of Eurorack Systems and Cases supply 12V Installation To install find 8HP in your Eurorack synthesizer case confirm proper installation of included eurorack bus board connector cable on backsid...

Page 5: ...different from the character of the MATHS Optomix combination While most ADSR or 4 Stage Function Generators have 4 control parameters to define the Attack Decay Sustain and Release the CONTOUR modul...

Page 6: ...se Decay and Release Times Negative control signals decrease Decay and Release Times with respect to the Decay Panel Control 7 Vari Response Panel Control Sets the response curve of the Contour functi...

Page 7: ...ustain set anywhere from 3 00 up to full clockwise Sustain is at or exceeding the maximum level of the function and so there is no audible Decay as the circuit just remains at that maximum level Figur...

Page 8: ...ed for exchanging two audio sources in a mix we encourage you to embrace No Coast synthesis and utilize crossfading to juggle anything in your patch even control signals and clock sources For example...

Page 9: ...e such as triggering a channel of MATHS by patching to the Trigger Input The EON and EOC outputs are also useful as modulation sources themselves When cycling they modulate like a square or pulse shap...

Page 10: ...ortion Onset and Decay are independently Voltage Controllable with response as set by the Vari Response Panel Control Voltage Controlled Sustained Function Generator A S R Envelope Set Sustain Panel C...

Page 11: ...clockwise lengthens the cycle Setting these parameters further counter clockwise shortens the cycle up to audio rate The shape of the resulting function may be varied from Linear to Exponential using...

Page 12: ...adjusts pulse width and frequency Using EOC the opposite is true Voltage Controlled Clock Divider Clock signal applied to the Gate Input is processed by a divisor as set by Onset parameter Increasing...

Page 13: ...tor to 4 00 Patch an Exponentially shaped Envelope CV with a fast Rise or Onset and a slower Fall or Decay and no Sustain to the Level CV Input Set the associated Level Combo Pot attenuator to 1 00 Tr...

Page 14: ...ntrol Voltages SideChain Ducking Gating the Contour opens Dynamix Channel 1 creating an envelope for VCO 2 and simultaneously ducking Ch2 based on the loudness of the Ch1 output and the setting of the...

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