Interior and exterior maintenance have been performed and restored! A masterpiece 2-way studio monitor. The enclosure is an original 4502. The sense of energy that comes right in front of you like JBL, and the dynamic, energetic sound quality is truly a classic American sound. The exterior has been beautifully finished by exterior repairs. Serial 13084/13086 (Tamura Eiji)
Maintenance information: 2023.5.17 Maintained (exterior repair/full painting, saran net cleaning/repasting, woofer maintenance (edge replacement, cone paper painting), driver maintenance (magnetic circuit rust removal/gap cleaning/center adjustment, sound absorbing material replacement, terminal contact cleaning), network maintenance (terminal rust removal acid cleaning, cleaning, insulation bushing & mounting screw replacement). ATT (SW type) contact cleaning. A frequency characteristic measurement check (~ approx. 42 kHz) was performed, and the original capacitor was continuously used for good results. Input/output waveform and balance check, sound output check) Unit detachable)
Accessories: saran net, diffuser
Main specifications: 2-way unit configuration woofer 2215B driver 2420 horn 2312 network 3110 frequency characteristics 40 Hz to 15,000 Hz crossover frequency 800 Hz W610 x H760 x D510 mm 39 kg