The MXR M152 Micro Flanger is a compact flanger pedal made by MXR and Dunlop Manufacturing. Dunlop describes it as "Based on the benchmark sounds of the MXR M117 Flanger," and gearnews.com calls it "a streamlined descendant of the big-box MXR flanger (M117), distilled down to essentials while retaining the flavor" of the original.12
Pedal of the Day notes that the pedal was originally released in the '80s and that this version is a faithful recreation featuring the same two critical controls, but in a smaller and more convenient size than the M117 Flanger.3
Controls: Speed and Regeneration
The M152 keeps things simple with just two knobs: Speed (or "Rate") and Regeneration (feedback), according to gearnews.com's Julian Schmauch.2
| Control | What it does |
|---|---|
| Speed | Controls the rate of cycling3 |
| Regeneration | Manages the overall intensity of the effect3 |
Pedal of the Day sums up the pedal's range this way: "Go from jet plane like sweeps to cool outer space type effects with the MXR Micro Flanger."3
How it compares to the M117 Flanger
The M152 differs from the MXR M117R Flanger mainly in size and scope. Pedal of the Day describes the M152 as carrying the M117's features "but in a smaller and more convenient size."3 gearnews.com characterizes the M152 as a streamlined version of the big-box M117, distilled to its essentials while keeping the original's flavor.2
What reviewers said
Pedal of the Day's review praises the pedal's simplicity and subtlety, noting that it "never pushes the envelope too much, which may be attractive for players who find flange overpowering as an overall character."3
Videos
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Pedal of the Day
Questions
Is the MXR M152 Micro Flanger analog?
Yes. gearnews.com describes the M152 Micro Flanger as a 100% analog flanger pedal. Pedal of the Day's review also treats it as a recreation of the original '80s Micro Flanger with the same two controls, in a smaller and more convenient size than the big-box M117 Flanger.
Is the MXR M152 true bypass?
Yes. According to Pedal of the Day, the Micro Flanger has been updated with a true bypass switch so you don't lose any tone during bypass.
How does the M152 differ from the MXR M117 Flanger?
The M152 is a streamlined descendant of the big-box MXR M117 Flanger, distilled down to its essentials while retaining the flavor of the original, according to gearnews.com. Pedal of the Day describes it as carrying the same two critical controls as the '80s original but in a smaller and more convenient size.
What does the Regeneration knob do on the M152?
The Regeneration knob manages the overall intensity of the flanging effect, per Pedal of the Day. gearnews.com describes it as the feedback control, working alongside the Speed knob (also called Rate) to shape everything from jet-plane sweeps to outer-space type effects.
Sources (3)
- MXR® MICRO FLANGER, Dunlop (jimdunlop.com)
- The 7 Best Flanger Pedals: From Gilmour to Van Halen, gearnews.com, 2025-10-06
- MXR M152 Micro Flanger, Pedal of the Day, 2023-04-23
