# Tech 21 Wah

> This filter & eq entry consolidates documented Tech 21 Wah variants, controls, settings and roles across dated guitarist pedalboards.

- Canonical page: https://pedalboardarchive.com/pedals/tech-21-wah/
- Machine-readable index of the archive: https://pedalboardarchive.com/llms.txt
- Evidence and reconstruction conventions: https://pedalboardarchive.com/methodology/

- **Category:** Filter & EQ
- **Types:** Sweep filter, Wah
- **Also known as:** Tech 21 treadle wah, Tour wah
- **Controls:** Level, Sweep, Treadle
- **Identification:** The model is identified.
- **Documented appearances:** 1 board, 2026

A long black treadle enclosure with a ribbed rocker surface and a compact control area near the heel.

## 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 |
| --- | --- | --- | --- | --- | --- |
| Alex Lifeson | Rush Fifty Something digital rig | 2026-06-15 | 1 | Reconstructed | https://pedalboardarchive.com/artists/alex-lifeson/rush-fifty-something-digital-rig-2026/ |