※Since it is cheap, it will be handed over as is. 1 bottle only 25cm full range speaker made by RCA in the USA. The Alnico magnet responds well and the sound is easy to remove. There are repair marks on the edge (Tamura Eiji)
Maintenance information: 2024.3.22 sweep test good
Accessories: No accessories
Key Specifications: Unit Diameter 25cm 8Ω Fixed Edge
All units have been overhauled, including the woofer, mid, driver and tweeter, and network! It is an individual that has been fully restored, including the exterior. The original 4343 by All Alnico, the original 4343 of 4343! The crisp low frequencies and punchy high frequencies are unbearable, and popularity continues unabated even now. The dynamic sound typical of JBL has been revived due to maintenance. It is a famous monitor that can best reproduce the sound source of on-microphone recordings regardless of age or genre (Sasaki Shota)
Maintenance information: 2024.4.4 Maintained (exterior repair/gray paint. Front and rear baffle repair and painting. Saran net replacement/frame repair. Woofer maintenance: edge replacement, corn paper coating. Midmaintenance: edge replacement, corn paper coating. Driver maintenance: magnetic circuit rust removal/gap cleaning/center adjustment, sound absorbing material replacement, terminal cleaning/screw replacement. Tweeter maintenance: magnetic circuit rust removal/gap cleaning, terminal cleaning/screw replacement. Network maintenance: frequency characteristic check, ATT cleaning, terminal cleaning/screw replacement, switching SW contact cleaning, high frequency capacitor replacement)
Accessories: none
Main specifications: 4 way 4 speaker bass reflex type 2405/2420/2121/2231A crossover 300Hz/1250Hz/9500Hz 8Ω 93dB W635 x H1,051 x D435 mm 83.9 kg/book
※1 bottle only. Woofer for the famous Japanese instrument 2S-305. The Alnico magnet makes a pleasant low frequency. How about for repairs or for a new system? The urethane part is defective due to deterioration. (FUJISAWA KOSHI)
Maintenance information: 2024.5.18 Operation confirmed
Accessories: No accessories
Main specifications: Alnico magnet, 30 cm, 8 ohms, 20 W, 40 Hz to 1500 Hz, diameter: 313 x depth: 168 mm, weight: 8.5 kg
The disposal price has been reduced. Member discounts are not applicable. 2024/5/25 sales price 248,000 yen It now uses Alnico, which can be called premium, and the tuning that emphasizes musicality that is comfortable to listen to throughout the entire area makes a good impression. The visuals are also compact and elegant, and have a sense of luxury. The appearance is fine, with no noticeable scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.5.25 Operation confirmed
Accessories: saran net, jumper cable
Main specifications: 2WAY sealed 35mm pure silk ring diaphragm tweeter 170mm Kurt Mueller cone woofer rated input 50W maximum input 150W output sound pressure level 87dB impedance 6Ω crossover 3,500 Hz playback band 40 to 50,000 Hz W224 x H380 x D319 mm 10.8 kg
The price has been reduced! 2024/6/2 sales price 118,000 yen ROYAL AUDIO TSB-9 with dedicated stand! A popular Pioneer ribbon tweeter. A golden combination of beryllium diaphragms and alnico magnets. In addition to the ultra-high frequency sound quality correction, the expansion of spatial expression, and the wide sound field can be clearly experienced with classical sources. The exterior is dull, and there are scratches on the front mesh and pedestal (Takahashi Nobuyuki)
Maintenance information: 2024.6.2 operation confirmed
Accessories: dedicated stand
Main specifications: input impedance 8 ohms, playback frequency band, 5,000 Hz to 120,000 Hz, maximum input, 100 W, output sound pressure level, 97.5 dB, crossover frequency of 5,000 Hz or more, W134 x H89 x D179 mm, 2.6 kg
A cutting-edge unit installed in the high-end model K2 S9800. The unit alone is also highly evaluated, and it stretches flat to a very high range, and it is a dynamic sound. The exterior is good with no conspicuous scratches. Serial 01502, 010030 (Yonejima Satoshi)
Maintenance information: 2024.6.6 sweep test is good
Accessories: No accessories
Main specifications: 15inch pure pulp cone woofer with Alnico 5DG magnet 8Ω 400W playback frequency band 20Hz to 2kHz minimum resonance frequency 26 Hz 94 dB recommended crossover frequency 800 Hz outer diameter 387 mm x depth 235 mm 18 kg
Maintained! A 4-way floor speaker made to order for the previous owner who was involved in Coral. It has an all-Alnico unit configuration, and the mysterious carbon-like diaphragm used in the driver, the 38cm carbon cone woofer, and giant magnet are unique things not seen in other corals. It has a strong and powerful sound typical of the company (Murakoshi Yoichi)
Maintenance information: 2024.6.6 maintenance (exterior repair/polishing/painting, rear baffle repair/painting. Driver maintenance: magnetic circuit gap cleaning center adjustment, sound absorbing material replacement. Network maintenance: frequency characteristic check, ATT cleaning, terminal installation, new wiring between units, rear terminal board mounting processing)
Accessories: none
Main specifications: 3 way 3 speakers 8 ohm crossover 300 Hz/4 kHz/13 kHz W620 x H1050 x D560 mm (main unit)