Mutable Instruments Streams User Manual Download Page 6

Hold channel 1 or 2’s function selection button to access a bank of 5 alternate functions. The function
indicator LED is lit in red to indicate that the second bank is active. The 5 functions are:

AR Envelope. This is a variant of the envelope mode in which the envelope has a sustain and release phase,
rather than just an attack and decay.
Plucked vactrol. An alternate vactrol model in which the 

EXCITE

 input acts as a trigger input, pinging the

virtual vactrol.
Cutoff controller. This variant of the follower only tracks the cutoff level of the input signal, and maps it onto
the amplitude of the IN signal. By leaving the IN input unpatched, you can generate a cutoff CV on OUT - and
route it to the filter of your choice.
Softer, slower compressor. This variant has a softer attack and release time, and a soft knee.
Direct VCF control (all LEDs lit). In this mode, 

EXCITE

 works as a CV input routed to the VCF section of the

VCFA. 

SHAPE

 behaves as a cutoff frequency control; and 

MOD

 behaves as an attenuverter for the 

EXCITE

CV input.

Hold channel 1 and 2 function selection button simultaneously to link the two channels. In this mode the
two channel LEDs will alternately blink. The two channels will operate in the same mode and will share the
same attack/release time - which can now be independently controlled. The attack time is set by channel
1’s 

SHAPE

 knob ; and the decay/release time by channel 2’s 

SHAPE

 knob.

In compressor mode, you gain complete control over all parameters:

Channel 1 

SHAPE

 -> Attack time.

Channel 2 

SHAPE

 -> Release time.

Channel 1 

MOD

 -> Threshold.

Channel 2 

MOD

 -> Ratio & Makeup.

Connect the output of your audio interface/sound card to channel 1’s 

EXCITE

 input. Power on your

modular system with channel 1’s function selection button pressed. The four LEDs on the left side of the
bargraph will blink in orange. Set the channel 1’s 

SHAPE

 knob in its middle position.

Make sure that no additional sound (such as email notification sounds, background music etc.) from your
computer will be played during the procedure. Make sure that your speakers/monitors are not connected
to your audio interface - the noises emitted during the procedure are aggressive and can harm your
hearing. On non-studio audio equipment (for example the line output from a Desktop computer), you might
have to turn up the volume to the maximum.

When you are all set, play the firmware update file into the module. The LEDs show a cyclic pattern and
periodically flash upon receiving a valid block of data. The right side of the bargraph shows the signal
level. When the end of the audio file is reached, the module automatically restarts - if it is not the case,
please retry the procedure.

In case the signal level is too weak or too high, the procedure will stop and the LEDs will blink in RED.
Press channel 1’s function selection button to retry. The input gain can be adjusted with channel 1’s

SHAPE

 knob. The upgrade procedure works optimally when 2 green LEDs and 1 orange LED are lit on

the right side of the bargraph.

Mutable Instruments | Streams

6 of 8

Summary of Contents for Streams

Page 1: ...a pulse on the EXCITE input Vactrol emulation the EXCITE input is fed into a digital model of a resistive opto isolator vactrol This generates a slow moody non linear response Envelope and filter fol...

Page 2: ...amplitude response curve This adjusts the response of the VCA from exponential to linear F Metering button Press the button to show the bargraphs Press again to select which signal is to be monitored...

Page 3: ...LED represents a level change of 6dB with the lower two LEDs lit in green and the upper two lit in orange and red When the compressor mode is active when monitoring the output level the bargraph will...

Page 4: ...to further damp the sound Starting from the minimum setting turning the knob clockwise will progressively increase the amount of filter damping with the maximum amount reached when the knob is at noon...

Page 5: ...follower wouldn t show much variation because the waveform is dominated by the drone Band wise processing makes the detection process more sensitive to the drums The spectral centroid is approximated...

Page 6: ...compressor mode you gain complete control over all parameters Channel 1 SHAPE Attack time Channel 2 SHAPE Release time Channel 1 MOD Threshold Channel 2 MOD Ratio Makeup Connect the output of your au...

Page 7: ...starts disappearing The bargraphs still showing a C letter Same as step 2 but for channel 2 Once you are done press any button to write the settings and leave the calibration mode This product is cove...

Page 8: ...Mutable Instruments Streams 8 of 8...

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