Description
Version 1 of the Opera 6 from Siel featured 6 voices with 12 Voltage Controlled Oscillators. The oscillators featured square and saw waveforms and pulse width modulation. The Opera 6 has MIDI note on/off with velocity and program change only. Backups could be performed over MIDI as well and also tape backup is available.
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Search YouTube for the Siel Opera 6 Version 1Technical Specifications
Type: Analog
Synthesis: Subtractive
Oscillators
Oscillators: 2
Waveforms: Pink Noise, Pulse, Pulse Variable, Saw Down, Saw Up, Square
Osc Modulation: Keyboard, Knob, LFO, Mod Wheel, Oscillator, Pitch Wheel, Velocity
Envelopes
Envelopes: 1
Evelope Paramerters: Attack, Decay, Sustain, Release
Filters
Filters: 1
Types: Low Pass, Resonance
Filter Modulation: Envelope, Knob, LFO, Mod Wheel, Oscillator
LFO
LFO: 3
LFO Parameters: Saw Up, Saw Down, Square
LFO Notes::
LFO 1-2 Initial level, speed, destination LFO 1: DCO A on/off
Destinations LFO 2: DCO B on/off
LFO 3 Waveform saw and square, initial depth and speed control.
Destinations: DCO A and B with both PWM on or off.
VCF on/off.
LFO 1-2 Initial level, speed, destination LFO 1: DCO A on/off
Destinations LFO 2: DCO B on/off
LFO 3 Waveform saw and square, initial depth and speed control.
Destinations: DCO A and B with both PWM on or off.
VCF on/off.
Polyphony & Tuning
Polyphony: 6
Timbrality: 1
Tuning: Standard
Patches
Patches RAM: 1
Storage: Internal, 6
Case
Case: Keyboard
Keyboard: 61 keys
Controls: Knobs, Mod - Wheel, Pedal - Sustain, Switches, Velocity
Display Type: Numeric
Dimensions (WxDxH): 94 x 39,5 x 18,5
Weight: 14,5 KG
Connections
Audio Output Connections: 1/4" Phone Jack, Stereo Main, Stereo Headphone
Audio Output Notes: 1
MIDI Ports: IN, OUT
Production
Year Released: 1983
Year Discontinued: 1985
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