Oberheim

Xpander

Synthesizer

Main Details
Maker Oberheim Company
Function
Channels/Tracks
  • 6 × Voice
Form Factor Desktop
Date Produced 1984-1988
Dimensions width 33" (825mm) x depth 12 1/2" (312mm) x height 5" (125mm)
Weight 18,2 kg
Notes Manufactured by Oberheim
Dates 1984 - 1988
Technical specifications
Polyphony 6
Timbrality 6
Oscillator 2 per voice
LFO 5 per voice
Synthesis type Subtractive, FM
Filter 1, 2, 3, 4 pole low pass
1, 2, 3 pole hi pass
bandpass
notch
phase shift
Attenuator 2 per voice
Memory 100 single patches
100 multi patches
External control CV/Gate, MIDI
Cassette interface

Number of Voices: 6
Voice Modes: mono, poly, multitimbral/zones
Oscillators: 2 DCOs (sawtooth, triangle, pulse) with sync, FM, and cross modulation
Filters: Multimode VCFs with resonance (1, 2, 3, 4-pole LPF; 1, 2, 3-pole HPF + 1-pole LPF; 2 pole phase shift; 2, 3-pole HPF + 1-pole LPF; 2-pole notch + 1-pole LPF; 3-pole shase-shift + 1-pole LPF)
Envelopes: 5 assignable DADSRs
LFO: 5 (sawtooth up/down, triangle, square, random, noise) + vibrato, 4 ramp generators
Modulation: portamento
Audio Outputs: 1/4" stereo, six 1/4" mono outputs
MIDI: IN/OUT/THRU

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