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Manufacture:YAMAHA
Original price: JPY 800,000
Price: JPY 1,072,727(pair)Sold Out
21-32919-19262-00
Japan 1987 made
Arrival: 2021-10-24 20:15:04
Exterior and internal maintenance completed! Yamaha's 100th anniversary commemorative model. Similar to the NS-2000 and NS-1000X, it consists of a carbon fiber unit and a unit using beryllium, and reproduces both digital and analog sources thoroughly and realistically. It is a whole body speaker with a thorough attention to even the smallest parts. The appearance is beautiful. Serial 101047A 101047B (Asaine Satoshi method) Maintenance information: 2021.10.24 Maintained (exterior repair (touch-up, dent repair), partial polishing, painting saran net replacement unit maintenance (woofer cleaning center Adjustment, polishing all unit frames, creating one grille dowel) Unit detachment) Speaker terminal polishing for darkening, retightening. Since rust appeared in the parallel wiring of the capacitor, we removed it, measured the rust inhibitor coating characteristics, and continued to use the original capacitor for good results. Sound output confirmation) Tweeter disconnection repair (disassembly, disconnection location identification, remove corroded part and connect with lead wire to insulate fix, magnetic circuit slit center out assembly operation check, input sine wave and check operation) tweeter distortion Repair (magnetic circuit cleaning, anti-rust, coil center-out adjustment set) Accessories: saran net Main specifications: 3-way, 3-speaker, sealed system, bookshelf type use unit/For bass: 33cm cone-shaped for medium tone: 8.8cm Dome type For treble: 3.0cm Dome type Rated allowable input 125W Music Allowable Input 250W 6Ω 90dB Playback Frequency Band 35Hz to 20,000Hz Crossover Frequency 500Hz/5,000Hz Minimum Resonant Frequency 35Hz W450×H752× D410mm 54kg
  
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