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PRA32-U-Parameter-Guide.md

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Digital Synth PRA32-U Parameter Guide v3.1.0

Control Change Parameters

  • Notes
    • $1 : Disabled in Paraphonic Mode
    • $2 : Disabled if Osc 1 Wave is not Pls (Pulse)
  • Osc 1 Wave [Saw|Sin|-|Tri|-|Pls]
    • 0, 6-12: Saw Wave
    • 1, 25 (13-38): Sine Wave
    • 2, 50 (39-63): Triangle Wave
    • 3, 75 (64-88): Triangle Wave
    • 4, 100 (89-114): Pulse Wave (Shape adjustable)
    • 5, 127 (115-127): Pulse Wave (Shape adjustable)
  • Osc 1 Shape $2
    • Sine Wave (Phase Modulation): Modulation Depth
    • Pulse Wave (= 1st Saw + Phase Shifted 2nd Saw)
      • 0: Pulse Width 50%, or 2nd Saw Phase 50% (min)
      • 64: Pulse Width 25%, or 2nd Saw Phase 25%
      • 96: Pulse Width 12.5%, or 2nd Saw Phase 12.5%
      • 127: Pulse Width 0.4%, or 2nd Saw Phase 99.6% (max)
  • Osc 1 Morph $2
    • Sine Wave (Phase Modulation): Frequency Ratio of Modulator
      • 0 (0-1): Ratio 0.5 (min)
      • 4 (2-5): Ratio 1.0
      • 8 (6-9): Ratio 1.5
      • 12 (10-13): Ratio 2.0
      • 20 (18-21): Ratio 3.0
      • 28 (26-29): Ratio 3.5
      • 108 (106-109): Ratio 14.0
      • 124 (122-125): Ratio 16.0
      • 127 (126-127): Ratio 16.5 (max)
    • Pulse Wave
      • 0: Pulse 100% = Saw 100% + Reverse Saw 100% (min)
      • 32: Pulse 50% + Saw 50% = Saw 100% + Reverse Saw 50%
      • 64: Saw 100%
      • 96: Saw 100% + Saw 50%
      • 127: Saw 100% + Saw 100% (max)
  • Mixer Noise/Sub Osc [N|S]
    • -64 (0): Noise 100%
    • -63 (1): Noise 98.4%
    • -62 (2): Noise 96.9%
    • -1 (63): Noise 1.6%
    • +0 (64): 0%
    • +1 (65): Sub Osc 1.6%
    • +62 (126): Sub Osc 96.9%
    • +63 (127): Sub Osc 100%
  • Osc 2 Wave [Saw|Sin|-|Tri|Nos|Sqr]
    • 0, 6-12: Saw Wave
    • 1, 25 (13-38): Sine Wave
    • 2, 50 (39-63): Triangle Wave
    • 3, 75 (64-88): Triangle Wave
    • 4, 100 (89-114): White Noise
    • 5, 127 (115-127): Square Wave
  • Osc 2 Coarse [-|+]
    • -60 (4): -60 semitone (min)
    • +60 (124): +60 semitone (max)
  • Osc 2 Pitch [-|+]
    • -55 (9): -12 semitone (min)
    • -41 (23): -5 semitone
    • -33 (31): -1 semitone
    • -32 (32): -50 cent
    • +0 (64): +0 cent
    • +32 (96): +50 cent
    • +33 (97): +1 semitone
    • +45 (109): +7 semitone
    • +55 (119): +12 semitone (max)
  • Mixer Osc Mix [1|2]
  • Filter Cutoff
    • 0: f = 13.0 Hz (min)
    • 61: f = 440 Hz
    • 64: f = 523.3 Hz
    • 121: f = 14080 kHz
    • 127: f = 19912.1 Hz (max)
  • Filter Resonance
    • 16 (0-19): Q = 0.7 (min)
    • 24 (20-27): Q = 0.8
    • 32 (28-35): Q = 1.0
    • 40 (36-43): Q = 1.2
    • 48 (44-51): Q = 1.4
    • 56 (52-59): Q = 1.7
    • 64 (60-67): Q = 2.0
    • 72 (68-75): Q = 2.4
    • 80 (76-83): Q = 2.8
    • 88 (84-91): Q = 3.4
    • 96 (92-99): Q = 4.0
    • 104 (100-107): Q = 4.8
    • 112 (108-115): Q = 5.6
    • 120 (116-123): Q = 6.7
    • 127 (124-127): Q = 8.0 (max)
  • Filter EG Amt [-|+], LFO Filter Amt [-|+]
    • -60 (4): -60 (min)
    • +60 (124): +60 (max)
  • Filter Key Track [0.0|0.5|1.0] $1
    • 0 (0-31): 0.0
    • 64 (32-95): 0.5
    • 127 (96-127): 1.0
  • EG Attack, Amp Attack
    • 0: 0.7 ms
    • 64: 63.2 ms
    • 127: 5.9 s
  • EG Decay, Amp Decay
    • 0: 2 ms
    • 64: 200 ms
    • 126: 17.3 s
    • 127: No Decay
  • EG Release, Amp Release
    • 0: 2 ms
    • 64: 200 ms
    • 127: 18.6 s
  • EG Osc Amt [-|+], LFO Osc Amt [-|+]
    • Pitch
      • -61 (3): -30 semitone (min)
      • -55 (9): -24 semitone
      • -43 (21): -12 semitone
      • -33 (31): -2 semitone
      • -32 (32): -100 cent
      • +0 (64): +0 cent
      • +32 (96): +100 cent
      • +33 (97): +2 semitone
      • +43 (107): +12 semitone
      • +55 (119): +24 semitone
      • +61 (125): +30 semitone (max)
    • Shape
      • -63 (1): Shape -252 (min)
      • +63 (127): Shape +252 (max)
  • EG Osc Dst [P|2P|1S], LFO Osc Dst [P|2P|1S]
    • 0, 3-31: Osc 1 & 2 Pitch
    • 1, 64 (32-95): Osc 2 Pitch
    • 2, 127 (96-127): Osc 1 Shape
  • Voice Mode [Pol|Par|-|Mon|LP|Lgt]
    • 0, 6-12: Polyphonic (LFO Single Trigger)
    • 1, 25 (13-38): Paraphonic (LFO Single Trigger)
    • 2, 50 (39-63): Monophonic (EG & LFO Multi Trigger)
    • 3, 75 (64-88): Monophonic (EG & LFO Multi Trigger)
    • 4, 100 (89-114): Legato Portamento (Monophonic, EG & LFO Single Trigger, Auto Portamento)
    • 5, 127 (115-127): Legato (Monophonic, EG & LFO Single Trigger)
  • Portamento
    • 0: Portamento Time 0 ms
    • 1: Portamento Time 1.1 ms
    • 64: Portamento Time 100 ms
    • 127: Portamento Time 9.3 s
  • LFO Wave [Tri|Sin|-|Saw|SH|Sqr]
    • 0, 6-12: Triangle Wave (Key Trigger Off, -0.5 to +0.5)
    • 1, 25 (13-38): Sine Wave (Key Trigger Off, -0.5 to +0.5)
    • 2, 50 (39-63): Saw Wave (Key Trigger On, -0.5 to +0.5)
    • 3, 75 (64-88): Saw Wave (Key Trigger On, -0.5 to +0.5)
    • 4, 100 (89-114): Sample & Hold (Key Trigger On, -0.5 to +0.5)
    • 5, 127 (115-127): Square Wave (Key Trigger On, 0.0 to 1.0)
  • LFO Rate
    • 0: 0.068 Hz (min)
    • 64: 2.7 Hz
    • 80: 6.9 Hz
    • 127: 103.8Hz (max)
  • LFO Depth
    • The actual LFO depth is the "LFO Depth" value plus the "Modulation" value
  • LFO Fade Time
    • 0: 0 ms (min)
    • 1: 9.6 ms
    • 64: 1.0 s
    • 127: 9.6 s (max)
  • Filter Mode [LP|HP]
    • 0, 2-63: Low Pass
    • 1, 127 (64-127): High Pass
  • EG Amp Mod [Off|On]
    • 0, 2-63: Off
    • 1, 127 (64-127): On, Amp ADSR = EG ADSR
  • Release = Decay [Off|On]
    • 0, 2-63: Off
    • 1, 127 (64-127): On, EG Release = EG Decay and Amp Release = Amp Decay
      • NOTE: EG Velocity Sensitivity and Amp Velocity Sensitivity works independently
  • Pitch Bend Range
    • 0: 0 semitone (min)
    • 60: 60 semitone (max)
  • Breath Filter Amt [-|+]
    • -60 (4): -60 (min)
    • +60 (124): +60 (max)
  • Breath Amp Mod [Off|Qad|Lin]
    • 0, 3-31: Off
    • 1, 64 (32-95): Quadratic Curve
    • 2, 127 (96-127): Liniear Curve
  • Voice Assign Mode [1|2]
    • 0, 2-63: Mode 1, Free voice with next number has priority in Polyphonic/Paraphonic Mode, Release is effective
    • 1, 127 (64-127): Mode 2, Free voice with small number has priority in Polyphonic/Paraphonic Mode, Portamento is effective
  • Chorus Rate
    • 0: LFO Frequency 0.012 Hz (min)
    • 64: LFO Frequency 0.48 Hz
    • 127: LFO Frequency 18.4 Hz (max)
  • Chorus Depth
    • 0: Delay Time +/- 0 ms (min)
    • 32: Delay Time +/- 1.3 ms
    • 64: Delay Time +/- 2.7 ms
    • 126: Delay Time +/- 5.3 ms (max)
  • Delay Feedback
    • 0: Feedback 0% (min)
    • 64: Feedback 25%
    • 127: Feedback 49.6% (max)
  • Delay Time
    • 0: 1 ms (min)
    • 5: 6 ms
    • 6: 8 ms
    • 7: 10 ms
    • 12: 20 ms
    • 27: 50 ms
    • 42: 100 ms = eighth note time at 300 BPM
    • 57: 150 ms = eighth note time at 200 BPM
    • 62: 166.7 ms = eighth note time at 180 BPM
    • 64: 173.3 ms
    • 72: 200 ms = eighth note time at 150 BPM
    • 87: 250 ms = eighth note time at 120 BPM
    • 93: 270 ms
    • 102: 300 ms = eighth note time at 100 BPM
    • 112: 333.3 ms (max)
  • Delay Mode [S|P]
    • 0, 2-63: Stereo Delay
    • 1, 127 (64-127): Ping Pong Delay