Accuphase filter amplifier units are rarely in stock. It is a unit for attaching a frequency board and constructing a filter circuit, and it is an expansion product for 3 ways or more. Serial B1Y104 (Tamura Eiji)
Maintenance information: 2026.6.6 operation confirmed (on F-25V)
Accessories: instruction manual
Main specifications: W48 x H118 x D303 mm approx. 1 kg