The Universal Audio UAFX Woodrow ’55 Instrument Amplifier Pedal brings the legendary American tweed tube amp sound to your pedalboard, studio, or stage. From clean chime to grungy overdrive, it delivers the inspiring tones used by artists like The Eagles, Neil Young, and Chuck Berry, all in a compact stompbox format.

Powered by dual-engine processing and UAD modeling expertise, Woodrow ’55 recreates the sound of a perfectly miked ’50s American tube amp with hot-rodded enhancements for modern playability and versatility.

• Dual-engine UAFX delivers authentic mid-’50s American tube combo tone
• Includes world-class speaker cabinet, mic, and room tones via OX Amp Top Box modeling
• “Hot rod” boosts, classic speaker swaps, and downloadable additional cabinets/mics
• Bypass cab/mic emulations to use in front of your amp for added tonal character
• Customizable via UAFX Control mobile app: assign footswitches, recall presets, download artist tones
• Timeless Universal Audio design and durable construction
• Perfect for stage, studio, or pedalboard setups

• Inputs: 2 × ¼″ unbalanced TS (Input 2 for stereo/4-cable mode)
• Outputs: 2 × ¼″ unbalanced TS (Output 2 for stereo/4-cable mode)
• Input Impedance: 500 kΩ (Mono) / 1 MΩ (Stereo)
• Output Impedance: 500 Ω
• Frequency Response: 20 Hz–20 kHz (±1 dB)
• USB: USB-C for firmware updates and registration
• Dimensions: 2.56″ H × 3.62″ W × 5.55″ D (6.5 × 9.2 × 14.1 cm)
• Weight: 1.24 lbs / 0.567 kg
• Power Supply: Isolated 9 VDC, center-negative, 400 mA minimum (sold separately)

If you want classic tweed-era tube amp feel, the Woodrow ’55 delivers spank, breakup, and touch-sensitive response without the need for bulky vintage amps. Perfect for pedalboards, studio recording, or live stage setups, it reproduces clean, crunch, and overdriven tones with authentic “golden unit” growl and modern convenience.