Alesis ANDROMEDA A6 Reference Manual page 112

Chapter 5: Oscillators and Filters
DISPLAY
PAGE PANEL LABEL
OSC2FM
—
Continued
Basic Operation
To get started, it's best if OSC 2 is not heard. You can always mix it in later, but for
now you should turn the
clockwise. Also, be sure that
Next, press the
page. Using soft knob
aren't set to
L and M
As mentioned earlier, the
modulating
soft knobs for each type of FM.
Play a key on the A6's keyboard. As you vary the amount, you will notice significant
changes to the timbre of the sound.
Next, try experimenting with the frequency of
while playing the same key repeatedly and note the difference in timbre. When you
arrive at a setting that sounds desirable, remember that you can fine-tune this
frequency with the
While you're working with
parameter. Press
it's not already active. Use soft knob
varying the amount of FM as well the tuning controls for
Notice that there's a
amount of
sources, which provides for some interesting possibilities.
To FM Modulate OSC 2 by OSC 1
To route
(the first parameter in the list) as the mod
ONLY
described on the next page, select
(the last parameter in the list) as the
different
To FM Modulate a Filter by an Oscillator
The filters can be modulated by the oscillators. In the
set FILTFM
the Filters'
either filter has
110
PARAMETER
DISPLAY
OSC2FM
knob in the
OSC 2
SYNC
button for
VIEW OSC 1
, select
4 ASSIGN
already, zero them out using soft knobs
0.00
buttons simultaneously).
OSC 2 FM
. You can also use soft knob
OSC 1
and
CENTS FINE
OSC 2
's button, then press soft knob 1 to select the
OSC 2 VIEW
button adjacent to the
MOD
modulating
OSC 2 OSC 1
to FM , press one of
OSC 1 OSC 2
levels.
OFFSET
to ON for either or both Osc 1 and Osc 2. These sources will appear in
parameters as
CV SOURCE
as its CV source, the filter will be modulated.
FILTFM
OPTIONS
or RANGE DESCRIPTION
0 ··· 100 This soft knob sets the amount of FM for the
type(s) selected in the
above. If a combination of two or more types
are assigned, notice that the amounts change
together and by the same amount. Also notice
that this soft knob has the same function as
the
OSC 2 FM
PRE FILTER MIX
is set of off.
, then press soft button 4 to select the
as the FM type. If
LINEAR
knob adjusts the amplitude (amount) of
for this purpose, or the individual
5
. First, vary the
OSC 2
knobs.
's tuning, try experimenting with the
to turn on and off. Experiment with
1PITCH
4
OSC 2
knob. This indicates that the
OSC 2 FM
can itself be modulated by any of 79 modulation
's buttons and select
OSC 2 MOD
with soft knob
SOURCE
as the source. Select
OSC 1 NZEXT
DEST with soft knob 7 and experiment with
WAVE
. If Filter 1's
FILTFM
A
NDROMEDA
parameter
ASSIGN
knob in the section.
OSC 1
all the way counter-
OSC2FM
and
EXPFM PWM
and (or by pressing the
2 3
OSC 2
knob
SEMITONE
1PITCH
TUNE page if
.
OFFSET
. As
1
EXT -> EXP FM
page, use soft knob 8 to
control is up, and
CV IN
A6 R M
EFERENCE ANUAL