ARP Omni-2
Omni-2
Released: 1977
MSRP: $2450US
Synopsis:
Updated Omni, adding "staccato" preset envelope to Bass, single triggering. Bass has a dedicated signal path (vs. routing through string and synth signal path).
Architecture Class: Conventional (subtractive).
Ebay Description:
The ARP Omni is a 49 key analog ensemble synthesizer, featuring monophonic bass, polyphonic string and synth sections, with dedicated outputs and chorus. Poly Synth section features a 24dB low pass filter and envelope. String section features an attack and release controls.
Physical
Form Factor
Dimensions
Weight
Audio Input
Audio Output
Communication Port
Control Input
Control Output
Switch Input
Power
49 keys
?
43lbs
no
high (XLR)
low
String
Synth
Bass
no
CV:VCF
pedal:VCA
pedal:VCF
lower-gate:10V
upper-gate:10V
trigger:10V (2us)
sustain
AC
Interface
Compatibility
Multitimbral Memory
Program Memory
External Storage
External Programming
UI Input
UI Output
-
N/A
Bass:Staccato
no
no
buttons/sliders
LED
Architecture
Multitimbral
Polyphony
Unison
Architecture
3
Bass:1
String:full
PolySynth:full
no
VCO->VCF->VCA
Output
Effects
Pan Modulator
Volume Modulator
Headphone
chorus phase shifter
no
StringEG
SynthEG
no
Control
Arpeggiator
Arpeggiator External
Sequencer
Sequencer Memory
Sequencer External
Continuous
Program Change
no
no
no
N/A
no
no
no
Keyboard
Key Pressure
Chord Memory
External Control
External Sustain
Key Scaling
Velocity Curves
no
no
no
pedal
no
no
Source
Name
Signal Class
Waveform
Octave Range
Amplitude Modulator
Harmonics Modulator
Pitch Modulator
Wave Assign Modulator
BassVCO
analog
square
8'
16'
(mix)
no
no
no
no
PolySynthVCO
analog
saw
square
4'
8'
(mix)
no
no
no
no
StringVCO
analog
saw
4'
8'
(mix)
no
no
no
no
Filter
Name
Signal Class
IC
Resonant
Shape
Frequency Modulator
Resonance Modulator
Shape Modulator
PolySynthVCF
analog
4075
yes
24dB low pass
CV
LFO
pedal
SynthEG
no
no
Envelope
Name
Level
Rate
Loop
Polarity
Trigger
Level Modulator
Rate Modulator
SynthEG
sustain
attack
decay
release
no
no
key
no
no
StringEG
-
attack
release
no
no
key
no
no
LFO
Name
Waveform
Delay
Polarity
Sync
Delay Modulator
Level Modulator
Rate Modulator
LFO
triangle?
no
no
no
no
no
no
