Modulate – Audio Damage Automaton User Manual

Page 15

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length of audio slices that Stutter creates (which is determined by the STUTTER REPEATS knob and the
SEQUENCE LIFESPAN knob, as described previously).

The STUTTER PITCH knob changes the pitch of the audio slice as it repeats. Each time the slice is played the
rate at which it plays is increased or decreased slightly, causing its pitch to rise or fall with each repetition. If
the knob is set to its center position the pitch of the audio slice is not changed. If you move the knob
clockwise, the pitch rises; if you move the knob anti-clockwise, the pitch falls.

Note that the length of the audio slice can affect its perceived pitch. As described above, if the audio slice is
short enough, the pitch you perceive will have nothing to do with the signal that Automaton is processing, and
the Stutter Pitch knob will have no audible effect.

Modulate

The Modulate processor is a ring modulator. Ring modulators are familiar to many users of synthesizers and
guitar effects; they produce “clangorous” or inharmonic tones by multiplying the input signal with the output
of a built-in oscillator. Ring modulation is actually a form of amplitude modulation; “ring” refers to the
arrangement of diodes in analog circuits originally used to create the effect. Automaton's Modulate processor
includes a second oscillator which modulates the frequency of its main oscillator, creating a wider range of
effects than possible with a simple ring modulator.

The Modulate processor has four knobs. The first knob, AMOUNT, controls the amount that the incoming
signal is modulated (affected) by the main oscillator. Turning this knob up increases the overall intensity of
the effect.

The second knob, FREQ (short for frequency), controls the frequency of the main oscillator. Rotating this knob
changes the timbre or tone of the effect.

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