Synthesizer features

• 8-voice polyphonic analogue synthesizer
• Fully analogue signal path
• 2 synthesis layers per voice
• 256 presets

Layer architecture

• VCO with square, saw and sine waveforms
• PWM with sine-wave LFO
• Manual PW (50-90%)
• 12dB HP and LP discrete filters with separate resonance controls
• ADSR filter envelope with adjustable initial and attack levels
• ADSR VCA envelope
• Velocity and aftertouch controls for filter brilliance and volume levels

Master controls

• Global coarse/fine tune
• VCO2 detune
• LFO with sine, saw, ramp, square and stepped random waveforms
• LFO destinations: VCO, VCF, VCA
• Crossfade between layers 1 and 2
• Global filter brilliance and resonance control for additional resonance
• Polyphonic aftertouch destinations: LFO speed, LFO to VCO amount, LFO to VCF amount, filter brilliance, volume level
• Keyboard tracking adjustment for VCF and VCA

Controls

• MIDI/MPE with polyphonic aftertouch
• Polyphonic pitchbend
• Unison
• MIDI over USB
• 128 factory and 128 user presets
• Alternate scales and tunings
• Software editor by Spektro Audio

Display

• 128×64 OLED display

Connectors

• DC input jack (9-24V)
• External modulation input jack (1/4″)
• Expander jack (DIN5)
• USB jack (type B, device/host)
• MIDI IN jack (DIN5)
• MIDI THRU jack (DIN5)
• AUDIO OUT LOW jack (1/4″)
• AUDIO OUT HIGH jack (1/4″)

Physical specifications

• 19″ 4U rack-mount
• Width: 483mm / 19″
• Height: 178mm / 7″
• Depth: 200mm / 7.8″
• Weight: ~ 4.8 kg / 10.6 lbs incl external PSU brick.