Passive attenuator using continuously variable Alpine mini detent volume. The cable wiring, not the board, makes a good impression. The input/output is XLR only. There are line marks on the top surface and dullness all over (Murakoshi Yoichi)
Maintenance information: 2026.6.8 continuity confirmed
Accessories: none
Main specifications: W161 x H99 x D171 mm approx. 1 kg