Maintenance information: 2015.8.6 Marantz service (MID RANGE DRIVER UPPER (TYPE2, MID RANGE DRIVER LOWER (TYPE5, B UNIT DRIVER (TYPE24) NAU, HF DRIVER (TYPE28) NAUTILUS B unit replaced. The slightly sweet and familiar tone is also pleasant. A spatial representation given only to perfectly time-aligned speakers. It wraps the whole body in the low range that sinks deeply and softly and in the medium and high range like fine powder. Stereoscopic sound like you can grasp the sound particles by hand. The color is midnight blue, reminiscent of deep sea blue. Main specifications: 2way2 speaker bass ref system Floor type input impedance 8Ω Sound pressure level 96dB Dimensions W650 × H880 × D445mm Weight 45kg/bookĭescription Original Nautilus which replaced all units in 2015. Create a dedicated cable (for late stage), check continuity and insulation.)
I/O waveform and balance check, sound output check. Perform frequency characteristic measurement check (~ 42 kHz) and continue to use the original capacitor for good results. Polishing/painting tweeter maintenance (remove center cap on one side - center out, resonance correction) terminal mounting processing unit detachment) (all replacement due to terminal damage (compatible with banana terminal).Maintenance information: 2021.9.23 Maintained (exterior polishing, all paint exterior repair, Hakama sheet retension/slip stud installation, each parts polish saran net replacement saran plate dent repair The appearance condition is finished neatly by maintenance. Because of the monitor speaker, it has a sound that does not have any habit, and also makes the amplifiers and players set up stand out exactly. Since its development in 1957, it has been widely used as a reference standard for not only domestic broadcasters but also overseas broadcasters and acoustic manufacturers. Description Maintained! A famous speaker that represents Japan, born in collaboration with NHK.
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