Akai VX90
VX90 (image courtesy of synthony )
Released: 1986
MSRP: ?
Synopsis:
Rack AX73
Architecture Class: Conventional (subtractive).
Ebay Description:
The Akai VX-90 is a 2U rack (velocity sensitive), 6 voice analog synthesizer, featuring resonant low (24dB CEM) and high pass filters, dual envelopes, LFO, chorus, portamento, and MIDI.
Physical
Form Factor
Dimensions
Weight
Audio Input
Audio Output
Communication Port
Control Input
Control Output
Switch Input
Power
2U rack
?
?
VCF:13P DIN (S612)
stereo
MIDI: IN OUT THRU
Tape: IN OUT
no
no
no
wired
Interface
Compatibility
Multitimbral Memory
Program Memory
External Storage
External Programming
UI Input
UI Output
none
no
100
tape
no
menu driven
LED display
Architecture
Multitimbral
Polyphony
Unison
Architecture
no
6
yes
VCO->VCF->HPF->VCA
Output
Effects
Pan Modulator
Volume Modulator
Headphone
chorus
no
EG1|2
LFO
MIDI-CC7
Velocity
yes
Control
Arpeggiator
Arpeggiator External
Sequencer
Sequencer Memory
Sequencer External
Continuous
Program Change
no
no
no
N/A
N/A
MIDI-CC1
MIDI-CC7
MIDI
Keyboard
Key Pressure
Chord Memory
External Control
External Sustain
Key Scaling
Velocity Curves
no
no
MIDI
MIDI
1
1
Source
Name
Signal Class
Waveform
Octave Range
Amplitude Modulator
Harmonics Modulator
Pitch Modulator
Wave Assign Modulator
VCO
analog
pulse
saw
triangle
2-16′
no
PWM:LFO
(dedicated)
EG1|2
LFO
MIDI
Portamento
no
Noise
analog
pink
noise
-
no
no
no
no
External
analog
external
-
no
no
no
no
Filter
Name
Signal Class
IC
Resonant
Shape
Frequency Modulator
Resonance Modulator
Shape Modulator
VCF
analog
CEM3394
yes
24dB low pass
EG1|2
Key
LFO
Velocity
no
no
HPF
analog
CEM3394
no
high pass
no
no
no
Envelope
Name
Level
Rate
Loop
Polarity
Trigger
Level Modulator
Rate Modulator
EG1
sustain
attack
decay
release
no
VCF
key
no
no
EG2
sustain
attack
decay
release
no
no
key
no
no
LFO
Name
Waveform
Delay
Polarity
Sync
Delay Modulator
Level Modulator
Rate Modulator
LFO
Up
Saw
Down
Saw
Square
Triangle
Random
yes
no
no
no
MIDI-CC1
no
