ESC
Xpander

Xpander

ManufacturerOberheim
FunctionSynthesizer
Produced1984-1988
Form FactorDesktop
Dimensionswidth 33" (825mm) x depth 12 1/2" (312mm) x height 5" (125mm)
Weight18,2 kg
Channels6 Voice
LinksSound on Sound Review · Manual at Internet Archive · Service Notes at Internet Archive · OS Revisions at hyperreal · Review at hyperreal · MIDI Specification at hyperreal
NotesManufactured 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