Woofer edge softening treatment. The sharp mid-high range, which is typical of a diamond tone, is characteristic. The low frequency thickness unique to 30 cm is also attractive, so you can enjoy it in all genres. There is corrosion on the frame of the unit, scratches and peeling on the decorative plate, and dirt around the tweeter and scoker. Serial L21806/R21953 (Takahashi Nobuyuki)
Maintenance information: 2026.2.6 maintained (woofer edge softening treatment exterior simple cleaning)
Accessories: saran net
Main specifications: 3 way 3 speaker sealed impedance 6 Ω playback frequency band 35 Hz-35 kHz crossover 500 Hz/4 kHz maximum input 230 W sound pressure 91 dB W380 x H680 x D325 mm 27 kg