Maintained! A type with few exhibits! Crossover 800 Hz network. It is a rare item that is essential for 2-way systems. There are line marks and threads on the exterior. Serial 11365, 11391 (Fujisawa Yukishi)
Maintenance information: 2026.4.29 maintained (single-side attenuator SW defect replacement, terminal mounting screw rust and insulation bushing deterioration replacement, crossover check OK)
Accessories: No accessories
Main specifications: Impedance: 8 ohms low range/16 ohm treble range, 800 Hz, high frequency boost, 3-step switching