It is a fairly well-built MC boost transformer that inherits the technology of the AT-1000T, which is the company's highest-grade model. Uses high-grade winding/transformer cores. There are spots and small scratches on the exterior (Wang Zhan)
Maintenance information: 2026.2.12 operation confirmation OK
Accessories: none
Main specifications: MC boost transformer, primary impedance switching, 3 ohm/20 ohm, 40 ohm, secondary (load) impedance 47 kΩ, boost ratio 34 dB (when 3 ohms are selected) 26 dB (20 Ω) 23 dB (40 ohms), W182 x H75 x D141 mm, approx. 3.1 kg