This product is excluded from our free shipping offer due to its size and weight.
After you have placed your order, our team will calculate the best freight rate to your delivery address, and contact you with a delivery quote for your review and payment before finalising your shipment.
Please note that selected products and delivery locations may require the use of specialised direct courier services, which may attract higher freight costs.
| Topology | Fully balanced |
Peak-peak voltage swing |
1300 volts |
| THD | <= 0.3% |
| Voltage | AC 110/220 - 240V, 50/60 Hz, selectable |
| Power consumption | 118 watts |
| Stax PRO bias | 580V |
| Sennheiser HE90 bias | 500V |
| External dimension (H,W,D) mm | PSU 114.3mm (H) x 419.1mm (W) x 304.8mm (D) |
| AMP (190.5, 419.1, 304.8) (with tube guard) | |
| Weight (AMP + PSU) | 18.2 kg |
| Warranty | Electrostatic Headphone Amplifier (12 Months) |
| Tubes (90 Days) |