Chase Bliss Preamp MKII MIDI CCs & NRPNs

MIDI implementation details for the Chase Bliss Preamp MKII.

Last update: February 10, 2026 • 14 parameters

Contributions welcome! You can email us your edited CSV if you don't want to use GitHub.

Faders

Parameter CC Range Usage Orientation
Volume 14 [0–127] — 0-based
Treble 15 [0–127] — 0-based
Mids 16 [0–127] — 0-based
Frequency 17 [0–127] — 0-based
Bass 18 [0–127] — 0-based
Gain 19 [0–127] — 0-based

Arcade buttons

Parameter CC Range Usage Orientation
Jump 22 [1–3]
1: Off; 2: 0; 3: 5
 0-based
Mids 23 [1–3]
1: Off; 2: Pre; 3: Post
 0-based
Q 24 [1–3]
1: Low; 2: Mid; 3: High
 0-based
Diode 25 [1–3]
1: Off; 2: Sil; 3: Germ
 0-based
Fuzz 26 [1–3]
1: Off; 2: Open; 3: Gated
 0-based

Other

Parameter CC Range Usage Orientation
Preset saving 27 [0–29]
0~29: Preset slot
 0-based
Expression 100 [0–127] — 0-based
Bypass pedal 102 [0–127]
0: Bypass; 1-127: Engage
 0-based

The portions of this library that refer to specific devices may be owned by the devices' respective manufacturers. Everything else is licensed under the Creative Commons Attribution Share Alike 4.0 International license.