YAMAHA Luxury Speaker NS-2000 Luxurious composition of carbon fiber cone woofer and beryllium skoker & tweeter The good sound quality when combined with good compatibility is Tenka Ichi. You can feel the high level of musicality of the speakers at the time. Serial 102150A/102150B (Miura Kimiya)
Maintenance Information: 2021.5.25 Maintenance (exterior repair, polishing, clear finish. Rear baffle paint Saran net replacement and frame repair. Woofer maintenance (lead disconnection repair). Mid-maintenance (unilateral coil pull-out break repair). Unit frame painting Network maintenance (terminal rust removal, cleaning, tightening. ATT cleaning Input/output waveform, balance check, sound output check. Frequency characteristics measurement check (~42kHz) and replace the defective 3.5μF on one side of the capacitor with a used stock part of the genuine product, preserves the use of original parts (the capacitor before replacement is difficult to remove for left inside). unit desorption)
Accessories: Saran net
Main specifications: 3-way, enclosed type 30cm cone type for low range (JA-3301) 8.8cm dome type (JA-0802A) for high range 3.0cm dome type (JA-0526A) Playback frequency band 28Hz 20kHz Cross-over Bar Frequency 500Hz/6KHz Impedance 6Ω Sound Pressure Level 90dB W440 × H752 × D404mm 47kg/book