The UAFX Woodrow '55 Instrument Amplifier pedal delivers the legendary American tweed tube amp sounds used by artists and producers for decades, from The Eagles to Chuck Berry to Neil Young.

Built on powerful dual-engine processing and UAD modeling expertise, the Woodrow '55 effects pedal offers sweet cleans, rich overdrive, and gritty distortion.

• Get the best emulation of a mid-’50s American tweed amp ever packed into a pedal
• Go from polished to powerful with classic tube tones
• Take world-class studio amp sound anywhere, complete with mic/speaker pairings and preamp boosts
• Download artist tones, customize features, explore presets, and more with the UAFX mobile app

Experience Perfect Tube Amp Growl, Stage and Studio
Whether replacing your amp rig and going direct to front-of-house on stage, or recording tracks into your DAW — Woodrow '55 gives you the inspiring, album-ready tones of an expertly miked “golden unit” vintage tweed amp, within seconds.

Get Hot-Rodded Sounds
Take your rowdy tweed tones further using tried-and-true British speaker swaps and boosts — including preamps from the iconic KORG SDD-3000 rack unit and Maestro EP-3 tape delay — at the flip of a switch.* Only Woodrow '55 puts authentic tube growl and hot-rod mods under your Chucks, Docs, or Crocs.

Customize your Sound with the UAFX App
Woodrow '55 gets even better with the UAFX Control mobile app. Download custom artist tones, recall and archive your presets, and explore the tweed amp that started it all.

Features

Powerful UAFX dual-engine delivers the most authentic mid-’50s American tube combo sound ever placed into a stompbox

Includes the world’s best speaker cabinet, mic, and room tones derived from the award-winning OX Amp Top Box

Features “hot rod” boosts, classic speaker swaps, plus free additional downloadable cabinets and mics upon registration

Bypass cabinet/mic emulations and use in front of your amp for added tonal flavor and overdrive sounds

UAFX mobile app lets you customize footswitches, recall and archive presets, unlock additional features, download artist presets, and more

Timeless UA design and craftsmanship, built to last decades