An airtight booster transformer that dramatically evolved the ATH-2A. Dramatic improvements in strength and texture have been achieved by reviewing the wire material and winding method of the transformer while maintaining the excellent operability of the three input systems and impedance switching. There are some abrasions on the top surface (Murakoshi Yoichi)
Maintenance information: 2023.6.11 sound output confirmed
Accessories: original box
Main specifications: 3 input systems 2 ohms, 40 ohms, bypass switching W240 x H70 x D180 mm 2.8 kg