A rare item. It is a network that was sold for the high range of the GAUSS CP-3820. 13kHz and 8kHz can be switched by internal wiring. * The included coil was about 0.5Ω 0.51 mH at the actual measured value (Fujisawa Koshi)
Accessories: instruction manual, original box, 4 coils
Main specifications: Crossover 13000Hz (8000Hz) 8Ω