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Yamaha Electone GX-1 Service Manual page 138

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25.
26.
27.
vco
VCF
Third Touch
VIBRATO
WAH WAH
RESONANCE
Upper Touch
Response
VIBRATO
WAH WAH
RESONANCE
Noise
VCF
vco
GX-1
(S/#
5030~
At ''3" the generated signal frequency
is more than +15, —5 cent;
the cycle is set by the panel 2 sub oscillator speed.
The panel 2 sub
oscillator VCO is cancelled.
At ''3" the generated signal tone color is modulated.
The VCF 3-
octave movement
cycle is the same as for the VCO.
The panel 2 sub oscillator VCF is cancelled.
Turned
maximum
left-right pitch
change
is more than
+20 cent.
Turned
maximum
left-right tone color modulation and VCF
move-
mentis
+1.5 oct.
Turned maximum
left-right, VCF
Q change is 0 to +5.
Turned maximum left-right, pitch change is +20 cent.
Turned
maximum
left-right, tone color modulation
and VCF
move-
ment is +3 octaves.
Turned maximum
left-right, VCF Q change is 0 to +5.
For the
modulations
shown
below,
random
signals are generated:
Centered
around
the high pass filter and low pass filter cut off fre-
quence
set
by
the
tone
module,
maximum
random
variation
is
+2.5 octave.
The
sound
source
is frequency
modulated
at random.
Maximum
modulation is +50 cent.
=483—
)

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