# MXR M109 Six Band Graphic EQ

> This filter & eq entry consolidates documented MXR M109 Six Band Graphic EQ variants, controls, settings and roles across dated guitarist pedalboards.

- Canonical page: https://pedalboardarchive.com/pedals/mxr-m109-six-band-graphic-eq/
- Machine-readable index of the archive: https://pedalboardarchive.com/llms.txt
- Evidence and reconstruction conventions: https://pedalboardarchive.com/methodology/

- **Category:** Filter & EQ
- **Types:** Graphic EQ, Tone shaping
- **Also known as:** M109, Six Band EQ
- **Controls:** 1.6 kHz, 100 Hz, 200 Hz, 3.2 kHz, 400 Hz, 800 Hz
- **Identification:** The model is identified.
- **Documented appearances:** 1 board, 2008

A compact silver box with six vertical frequency sliders and one footswitch.

## Documented boards

Each row is an observed appearance on a dated board. A position is only an observed one where that board's order evidence says so.

| Artist | Board | Date | Positions | Order evidence | Page |
| --- | --- | --- | --- | --- | --- |
| Kevin Shields | Reunion tour three-board switching system | 2008-01-01 | 13 | Reconstructed | https://pedalboardarchive.com/artists/kevin-shields/reunion-tour-three-board-system-2008/ |