Early FM polyphonic preset keyboard
Architecture Class: FM.
Ebay Description:
The Yamaha GS1 is a pressure and velocity sensitive 88 key (16 voice, 4+4 operator) FM synthesizer, featuring vibrato, tremolo, EQ (low, mid, high), chorus, and 16 presets (presets loaded via card reader).
Physical
Form Factor
Dimensions
Weight
Audio Input
Audio Output
Communication Port
Control Input
Control Output
Switch Input
Power
88 keys
W:1500mm(59in)
D:832mm(32.75in)
H:826mm(32.5in)
90kg(198.4lbs)
no
mix
stereo:balanced/unbalanced
no
optional:MIDI
optional:MIDI
sustain tremolo chorus
AC (95W)
Interface
Compatibility
Multitimbral Memory
Program Memory
External Storage
External Programming
UI Input
UI Output
GS1
GS2
shared
preset:16
magnetic-strips:2
magnetic-strips
no
dedicated buttons/knobs
LED
Architecture
Multitimbral
Polyphony
Unison
Architecture
2
16
no
[DCO->DCO]+[DCO->DCO]
[DCO->DCO]+[DCO->DCO]
Output
Effects
Pan Modulator
Volume Modulator
Headphone
chorus
no
pedal
Tremolo
Velocity
yes
Control
Arpeggiator
Arpeggiator External
Sequencer
Sequencer Memory
Sequencer External
Continuous
Program Change
no
N/A
no
N/A
N/A
no
no
Keyboard
Key Pressure
Chord Memory
External Control
External Sustain
Key Scaling
Velocity Curves
poly
no
optional:MIDI
pedal
yes
1
Source
Name
Signal Class
Waveform
Octave Range
Amplitude Modulator
Harmonics Modulator
Pitch Modulator
Wave Assign Modulator
Modulator1
digital
sine
-
Modulator1EG
no
no
no
Carrier1
digital
sine
-
Carrier1EG
Modulator1
Vibrato
no
Modulator2
digital
sine
-
Modulator1EG
no
no
no
Carrier2
digital
sine
-
Carrier1EG
Modulator1
Vibrato
no
Modulator3
digital
sine
-
Modulator1EG
no
no
no
Carrier3
digital
sine
-
Carrier1EG
Modulator1
Vibrato
no
Modulator4
digital
sine
-
Modulator1EG
no
no
no
Carrier4
digital
sine
-
Carrier1EG
Modulator1
Vibrato
no
Filter
Name
Signal Class
IC
Resonant
Shape
Frequency Modulator
Resonance Modulator
Shape Modulator
EQ
analog
?
no
band pass and low/high shelving (Bass Middle Treble)
