Recorded model
MXR M133 Micro Amp
Controls
Gain
Documented settings
Often on for driven parts / Live board
Effect profile / Gain
Also documented as M133
This gain entry consolidates documented MXR M133 Micro Amp variants, controls, settings and roles across dated guitarist pedalboards.
Source-specific records
1 archive entry
Gain
Often on for driven parts / Live board
Archive references
1 documented rig