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Estimated price (community-sourced)
Around — community and catalog average, updates slowly
Woo Audio WES (2nd gen) is a build-to-order electrostatic headphone amplifier designed and assembled in New York, USA. It uses a two-chassis design with a separate power supply and a fully balanced amplifier section, and is intended for STAX Pro-bias and other compatible electrostatic headphones. Woo Audio describes the 2nd generation update as using matching quad output loading chokes with Single Crystal Copper wire for improved clarity, soundstage, dynamic range, and control. The unit is offered in black or silver, with global-voltage operation and a 3-year limited warranty.
Amplification power output and characteristics
Analog signal output specifications
Input and output connections
Size, weight, and appearance
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions
Components that show up alongside the WES (2nd gen) Electrostatic in real systems. A verdict means the pair has been checked for compatibility and headroom — open it to see how the two get along.
The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The Rhumba 1.4's signal-to-noise is 98 dB against the WES (2nd gen) Electrostatic's 100 dB, its thd 0.090% against 0.300%, and its weight 11.06 kg (24 lbs) against 18.14 kg (40 lbs). Both share class (A).
The Blue Hawaii Electrostatic's thd is 0.003% against the WES (2nd gen) Electrostatic's 0.300%, its output voltage 1.6V RMS against 1.3V RMS, and its weight 7.71 kg (17 lbs) against 18.14 kg (40 lbs). Both share class (A).
The ES8 Fully-Balanced Electrostatic/'s power @ 8ω is 800W against the WES (2nd gen) Electrostatic's 1.3kW, its weight 11.8 kg (26 lbs) against 18.14 kg (40 lbs), and its height 140 mm against 190.5 mm. Both share class (A).
The WA22's power @ 8ω is 1.5W against the WES (2nd gen) Electrostatic's 1.3kW and its signal-to-noise 92 dB against 100 dB. Both share thd (0.300%) and class (A).
Both turn up in the same documented systems.
WA5
First Sound Presence Deluxe mkII Pre
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