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Woo Audio

Woo Audio WA22 2nd Gen

Woo Audio WA22 2nd Gen

Regular price $2,699
Sale price $2,699 Regular price $2,699.00

Amplifier type More information
Translation missing: en.products.product.amplifier_type_info

Vacuum tube

Connectivity More information
Connectivity refers to the method in which the headphones connect to the audio source. Headphones can be either wired or wireless.


Portability More information
DACs and amplifiers can either be carried around or meant for static desktop use

Not Portable

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Woo Audio

Woo Audio WA22 2nd Gen

Regular price $2,699
Sale price $2,699 Regular price $2,699.00

Originally introduced in 2009, WA22 has been an audiophile favorite. New for 2018 is improved sonic performance and preamplifier feature for use with a Hi-Fi system. WA22 (2nd gen) is an all-tube design, fully balanced headphone amplifier and preamplifier. The advantage of a fully balanced system is improved channel separation, more precise soundstage, and imaging. Perfectly suited for the headphone enthusiast and experienced audiophiles seeking flexibility and purest sound.


  • Updated to 2nd generation in March 2018
  • Tubes: 6SN7 driver x 2, 6080 power x 2, 5U4G rectifier x 1
  • Polytetrafluoroethylene (PTFE) tube sockets
  • ALPS RK27 4-channel balanced smooth potentiometer
  • Fully-balanced design, Class-A
  • Power output: up to 1.5 watts per channel @32 Ohms [recommended for power demanding headphones]
  • Transformer-coupled, Point-to-Point wiring, Pseudo-dual power supply
  • Phase Splitter for use with unbalanced components
  • HI / LO impedance setting
  • XLR input x 1, RCA input x 1
  • Dual 3-pin XLR (left and right channel), 4-pin XLR and 1/4" (6.3mm) stereo headphone outputs
  • XLR balanced PREAMP output (<50 ohms)
  • Anodized aluminum chassis, available in black or silver
  • Self-biasing with compatible tubes
  • Dimensions: 7"(H), 12"(W), 10½"(D) amplifier 25 lbs.
  • Designed and assembled in New York, USA
  • Three-year limited warranty