# The Tremulator

> This modulation entry consolidates documented The Tremulator variants, controls, settings and roles across dated guitarist pedalboards.

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

- **Category:** Modulation
- **Types:** Amplitude modulation, Tremolo
- **Also known as:** Optical tremolo, Tremulator
- **Controls:** Bias trim, Depth, Speed
- **Identification:** The model is identified.
- **Documented appearances:** 2 boards, 2015–2016

A yellow compact optical tremolo with two main black controls and a small trim control.

## 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 |
| --- | --- | --- | --- | --- | --- |
| Jonny Greenwood | Two-amplifier Radiohead board | 2016-06-01 | 5 | Source-described | https://pedalboardarchive.com/artists/jonny-greenwood/radiohead-lyon-board-2016/ |
| Mark Knopfler | Tracker Tour switched rack and board | 2015-06-01 | 3 | Reconstructed | https://pedalboardarchive.com/artists/mark-knopfler/tracker-tour-rig-2015/ |