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Australian sourced stock, with full local warranty.
Colour: Silver


  • Point-to-Point Wiring
  • Four EL34 power tubes
  • Four 6SL7 drive tubes
  • Two 5AR4 rectifier tube. Direct substitute: 5U4GB
  • Two 12AU7 phase splitter - unbalanced to balanced input conversion
  • Two selectable balanced inputs
  • One selectable unbalanced input
  • One 5-pin pro bias Stax output
  • One Sennheiser HE-90 output
  • DACT CT4 24-way stepped attenuator
  • Auricap capacitors for inter-stage and output coupling
  • Telfon tube sockets
Model WES
Headphones output voltage sw 1300 volts p-p

Stax PRO bias


Sennheiser HE90 bia

Signal/Noise >100 dB
THD <= 0.3%
Voltage AC 110/220 - 240V, 50/60 Hz, selectable
Power consumption 118 watts
PSU External Dimension (H, W, D) 114.3mm x 419.1mm x 304.8mm
AMP External Dimension (H, W, D) 190.5mm x 419.1mm x 304.8mm (with tube guard)
Weight (AMP + PSU) 18.2kg
Warranty Electrostatic Tube Amplifier (12 Months)
Tubes (90 Days)
  • 1x Woo Audio 3ES Standard or 3ES Elite Edition electrostatic headphone amplifier
  • 4x 300B vacuum tube
  • 2x 6SN7 vacuum tube
  • 1x 5U4G vacuum tube
  • Quick start guide

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