Brushed up with internal and external maintenance including units! It is 4343WX of all Arnico. A good model with a punchy sound in the series. The low range makes it easy to drive, and it sounds relatively neat even if it is not a high-power amplifier. * SP terminal has been replaced. Cereal 20645/20690 (Takasaki Takasaki)
Maintenance information: 2021.4.30 Maintenance (exterior repair, polishing, oil finishing, front and rear baffle painting, Saran net replacement, Saran plate paste removal, woofer maintenance (edge replacement, Corn paper coating, Terminal contact cleaning), Mid-maintenance (Edge exchange, Corn paper coating, Terminal contact cleaning), Driver maintenance (Magnetic circuit rust removing/In-gap cleaning center adjustment, Respiration Sound material replacement, screw exchange, terminal contact cleaning), tweeter maintenance (horn disassembly clean, magnetic circuit rust removal/in-gap cleaning, screw exchange, terminal contact cleaning), Network Maintenance (Since the terminal has already been replaced for external products, tighten and lightly pickle rust removal. ATT Brand New Replacement INT/EXT switching SW contact sulfide removal, scrubbing, cleaning. Replacement for UH resistors due to deterioration. Frequency-characteristic measurement check (~42kHz) is performed and the original capacitor is continuously used for good results. Input/output waveform and balance check, sound output check), unit desorption)
Accessories: Saran net, diffuser
Main Specifications: 4-Way Monitor Speaker Bass Ref Type Playback Frequency Band 35Hz to 20kHz Crossover Frequency 300Hz/1,250Hz/9,500Hz 8Ω Output Sound Pressure Level 93dB W635 × H1,051 × D435mm 83.9kg/book