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Dave Smith Instruments POLY EVOLVER KEYBOARD User Manual

Page 36

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pitch range. But, if you then try to play this Program from a keyboard, the pitches
will likely be too high. Rather than lowering all the oscillator frequencies (which
would mess up the sequence!) you can simply use the transpose here.

Pitch Wheel Range: 0…12 – Sets the Pitch Bend Range of the Pitch Wheel, in
semitones.

Osc Slop: 0…5 – The amount of random oscillator frequency slop. The analog and
digital oscillators in Evolver are very accurate, and will not drift. This works great for
accurate sounds, and allows precise de-tuning. The Oscillator Slop parameter allows
subtle amounts of frequency drift. For larger amounts, use a random LFO or white
noise mod.

Input Mode: see table – Selects the external signal input mode. Note that the same
signal goes to all four voices; this can be useful in Combo mode to do multiple parallel
processing of an external audio signal. Or, the output of one voice can be routed to
the input of another voice.

Display

External Audio Input Mode

Stereo

The left channel in goes to the left channel, right to right.

Mono Left

The left channel in goes to both channels (mono in).

Mono Right

The right channel in goes to both channels (mono in).

LCon RAudio

A mono audio signal is input to the Right Input; and a
separate control audio signal (for envelope follower,
peak hold, and clock source) into the Left Input. This
allows one audio signal to control another for gating,
filtering etc.

Env Shape: Exponential, Linear – Selects whether all three envelopes have a linear
(straight line) shape, or exponential (curved). Exponential is the more natural of the
two.

Input Hack: 0…14 – Trashes the external input signal, quite rudely. But, the analog
filter tames it nicely. A good way to mess up a clean stereo signal.

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