# Fuzz unit - model unverified

> This gain entry consolidates documented Fuzz unit - model unverified variants, controls, settings and roles across dated guitarist pedalboards.

- Canonical page: https://pedalboardarchive.com/pedals/fuzz-unit-model-unverified/
- Machine-readable index of the archive: https://pedalboardarchive.com/llms.txt
- Evidence and reconstruction conventions: https://pedalboardarchive.com/methodology/

- **Category:** Gain
- **Types:** Fuzz
- **Also known as:** Maggot Brain fuzz, Period transistor fuzz
- **Controls:** Controls not documented
- **Identification:** The model is only partly identified; the archive records what the evidence supports.
- **Documented appearances:** 1 board, 1970

The fuzz stage documented and audible on Maggot Brain; no surviving session source identifies the enclosure or circuit.

## 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 |
| --- | --- | --- | --- | --- | --- |
| Eddie Hazel | Maggot Brain performance effects | 1970-12-01 | 2 | Reconstructed | https://pedalboardarchive.com/artists/eddie-hazel/maggot-brain-session-effects-1970/ |