※Saran net is missing. Actually, now that it's been in stock for the first time in 15 years, it's a super rare speaker, and the interior and exterior have been restored! A 4-way linear phase speaker system completed by refining the know-how cultivated with the SB-10000. A powerful machine with a wide range of natural sound with little deafening sense of distortion. In a sense, the reproduced sound shows the individuality and high ability typical of Technics in the field of speakers. The exterior has been repaired through maintenance, but small scratches, dullness, etc. due to use over time remain ※The protector does not work due to protector element shortcut wiring. Serial BD9221A011 BD9221A018 (Asaine Tomonori)
Maintenance information: 2023.3.28 Maintained (exterior cleaning/repair (conspicuous areas only) · tinted front and rear baffle paint tweeter exterior · mid-high exterior · horn cleaning woofer. Mid-cone paper-coated mid-high mount (inside gap on one side, other cleaning) The woofer edge coating unit detachable terminal and mounting screw are cleaned, rust removed, and acid washed. Internal connection connector contact cleaning ATT contact cleaning (small ATTX4 opens the back cover for internal cleaning and contact grease application) Damaged flat terminal exchange frequency characteristic measurement check (~ approx. 42 kHz) is performed and the original capacitor is continuously used for good results, input/output waveform and balance confirmation sound check)
Accessories: none
Main specifications: impedance 8 ohms output sound pressure level 93 dB/W/m allowable input 150 W (DIN RMS) 300 (MUSIC) crossover frequency 350 Hz 1500 Hz 8500 Hz external dimensions width 720 x height 1030 x depth 560 mm weight 80 kg