A preamp that can also be used as a headphone amplifier. The SN is good, and it demonstrates the goodness of a power amplifier for 12 minutes. As for the exterior, there are threads, etc. (Tamura Eiji)
Maintenance Information: 2022.10.15 Operation confirmed
Accessories: none
Main specifications: 3 RCA inputs, 1 headphone, 2 outputs, W330 x H75 x D230 mm, weight 2.6 kg