Woo Audio

WA5 (2nd gen) Headphone/Integrated Amplifier

The Woo Audio WA5 (2nd gen) is an all-tube, single-ended triode, Class-A headphone and integrated speaker amplifier using two 6SN7 driver tubes, two 300B power tubes, and two 5U4G rectifiers. It employs separate discrete speaker and headphone amplification sections, transformer-coupled point-to-point wiring, a pseudo-dual power supply with dual-chassis construction, and user-selectable high/low headphone power, impedance, and level settings. Speaker output is rated at 8 W per channel into 8 ohms, while the headphone section provides up to 8 W per channel and includes 4-pin XLR and 6.3 mm stereo outputs.