Roland SH-09 (1978)
Monophonic analogue synthesizer with one VCO and sub-oscillator, -24 dB/octave low-pass filter with external signal processing, ADSR envelope and LFO.
Synthesis
Oscillators (VCO)
- Range: 32'/16'/8'/4'/2', waveform: saw, square, noise and pulse with PWM
- PW modulation: manual, envelope, LFO
- Sub-oscillator: square -1 oct., square -2 oct., pulse -2 oct.
Filter (VCF)
- Resonant/self-oscillating low-pass VCF, cutoff frequency: 10 Hz .. 10 KHz
- Modulation: envelope (inversible polarity), LFO
- External input with envelope follower for VCF cutoff
Envelope
- ADSR envelope
- Range: A: 1 ms .. 2,5 s, D: 2 ms .. 10 s, S: 0 - 100 %, R: 2 ms .. 10 s
- Mode: gate+trigger, gate, triggered by LFO
Amplifier (VCA)
- Mode: hold, envelope, gate
LFO
- Waveform: sine, square and random (sample and hold)
- Rate: 0.2 .. 25 Hz, delay: 0 .. 1,5 s
Controls
- Master tune
- Portamento (time: 0 .. 5 s)
- Auto-bend
- 2,5-octave keyboard (32 keys)
- Pitch bender, mod lever with VCO/VCF LFO depth control
Connections
- Line, headphone output
- CV/gate input/output
- External signal input
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