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OVERVIEW

OPTOMIX

 is a two-channel 

Low Pass Gate

 that utilizes 4 vactrols in order to provide simultaneousvoltage-control over the 

Amplitude and Frequency content of a signal.  It is in essence, a VCF-A (Voltage

OPTOMIXSUM

ming stage, complete with an 

AUX

iliary INput allowing for the chaining of multiple units to create larger mixes (this also works well in combination with the 

modDemix).

The new 

OPTOMIX

 has the same sound and original feature set, save for one Normalization: CHannel 1 Signal OUTput is no 

longer Normalled to the CHannel 2 Signal INput.  What we have added is the ability to allow 

OPTOMIX

 to be used as an Audio 

Compressor or CV Processor/Generator. 

The 

DAMP

 parameter, unique to 

OPTOMIX

, allows the artist to ProGraM the way the 

Low Pass Gate

responds to a decaying 

control transient, such as an Envelope signal generated by MATHS or a Gateapplied to a CHannel’s 

STRIKE

 INput (see below).  

DAMP

 is continuously-variable, allowing anything from a long, slow, ringing to a short, fast, and muted response.  

The 

STRIKE

 INput allows the artist to use a typical 8V Gate signal to trigger the 

LPG

 (Low Pass Gate) circuit by “plucking” or 

“striking” the vactrol, thus allowing it to impart its magically-slow response time to the Amplitude of the signal being processed 

(this concept is also featured on the Make Noise DPO, MMG, LxD, and RxMx).  Combined with the 

DAMP

 parameter, 

STRIKE

 

allows for the programming of percussive sounds(i.e. sharp Attack with Voltage-Controlled Decay) without the need for a 

Voltage-Controlled Envelope Generator.

As a 

VCA

OPTOMIX

 has a moderate Attack response and slow Decay response, meaning that it turns onsound that is dynami-

cally processed.  Folks have often described the sound as “ringing,” and while the circuit is not technically ringing, that does 

describe many of the sounds possible when using a

 LPG

 such as the 

OPTOMIX

 in order to process complex signals generated 

through FM or Ring Modulation.

As a 

VCF

, it is a mild, non-resonant 

Low Pass

 circuit acting to gently reveal (or hide) the sharper edges of asimultaneous loss in 

high frequency content that is similar to the natural loss of energy in idio and membranophonic instruments.

PERSPECTIVE

OPTOMIX

, being a vactrol-based circuit, will never have the speed or tight tolerances found in many other

VCA

 and 

VCF

 circuits.  

I would recommend that musicians desiring closely matched gain across multiplechannels of 

VCA

s look elsewhere!  If you seek 

to ProGraM extremely short sounds, clicks, pops and ticks, 

OPTOMIX

 is not the best choice.  What 

OPTOMIX

smooth, natural 

sounding circuit.

Содержание Optomix

Страница 1: ...v2 4 ...

Страница 2: ...Optomix Limited Warranty 2 Installation 3 Panel Controls 4 Overview 6 Getting Started 7 Tips Tricks 8 Patch Ideas 9 1 ...

Страница 3: ...ill apply During the warranty period any defective products will be repaired or replaced at the option of Make Noise on a return to Make Noise basis with the customer paying the transit cost to Make Noise Please contact technical makenoisemusic com for Return To Manufacturer Authorization Make Noise implies and accepts no responsibility for harm to person or apparatus caused through operation of t...

Страница 4: ...rly installed into a Eurorack format modular synthesizer system case Go to http www makenoisemusic com systems shtml for examples of Eurorack Systems and Cases board connector cable on backside of module see picture below plug the bus board connector cable into the Eurorack style bus board minding the polarity so that the RED stripe on the cable is oriented to the NEGATIVE 12 Volt line on both the...

Страница 5: ... 1 CONTROL INput Direct coupled highly sensitive CV input for the CHannel s vactrol VCA Normalized to 8V so 4 CHannel 1 DAMPCombo Pot Unipolar attenuator for DAMP CV INput With nothing patched to the DAMP CV INput operates as a manual control for the DAMP parameter 5 CHannel 1 Combo Pot Unipolar attenuator for CONTROL Signal INput With nothing patched to the CHannel 1 Control 6 CHannel 1 Signal OU...

Страница 6: ...atched to the CHannel 2 DAMP CV INput operates as a manual control for the parameter 12 CHannel 2 CONTROL Combo Pot Unipolar attenuator for CHannel 2 CONTROL Signal INput With nothing patched to the 13 CHannel 2 Signal OUTput Direct coupled OUTput of the Signal applied to the CHannel 2 INput as processed by the LPG 10Vpp depending upon gate settings and source material 14 CHannel 2 STRIKE INput Ga...

Страница 7: ...impart its magically slow response time to the Amplitude of the signal being processed this concept is also featured on the Make Noise DPO MMG LxD and RxMx Combined with the DAMP parameter STRIKE allows for the programming of percussive sounds i e sharp Attack with Voltage Controlled Decay without the need for a Voltage Controlled Envelope Generator As a VCA OPTOMIX has a moderate Attack response ...

Страница 8: ...h the output of a Low Pass Gate to a VCA in order to control the Low Pass Gates The OPTOMIX s DAMP circuit allows for this control without the use of an additional VCA In order DAMP Combo Pot or apply a CONTROL signal to its DAMP INput and adjust the DAMP Combo Pot for Attenuation In order to reduce the signal bleed when the Gate is closed add a touch of DAMPing CV Processing and Envelope Generati...

Страница 9: ...ks with any mod source e g LFO Ran dom Noise etc In order to emulate a palm mute apply your Gate signal to both a STRIKE INput on the OPTOMIX and MATHS CHannel 1 4 s TRIGGER INput Set MATHS RISE Panel Control to have a long RISE time i e at least 60 with a short FALL time less than 50 Finally patchtheassociated MATHSCHannel sUnityOUTputto the OPTOMIX s DAMP CV INput with the associated DAMP Combo ...

Страница 10: ...ike the Bongo by TAPPING PP Touchplate 4 and dampen the bongo during or after striking it by TAPPING PP Touchplate 3 Use the DAMP Combo Pot to set the amount of DAMPening FM Pings Patch an FM source such as an audio rate SINE wave to OPTOMIX CHannel1 Signal INput Patch the CHannel1 OUTput to the Linear FM INput on STO or another VCO of your choice Adjust OPTOMIX CONTROL Combo Pot full CCW 0 Patch ...

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