Disposal prices have been reduced! (Member discounts are not applicable) 2023/2/5 sales price 10,000 yen ※1 bottle only. DynAudio's classic 17cm cone woofer. It has resolution and is recommended for bookshelves, etc. The urethane on the back magnet side has not deteriorated (Tamura Eiji)
Maintenance information: 2023.2.5 good sweep test
Accessories: There are no accessories
Main specifications: 17 cm cone type impedance 4 ohms diameter 176 mm depth 66.5 mm
※There is a small hole in the center dome, and since it is cheap, it is sold as is. A 12-inch woofer used in the 4350B and 4355. It is a strong magnet that can also be used for SR. The sponge on the back side has deteriorated and there is a feeling of use (Daiki Goto)
Maintenance information: 2024.2.28 Operation confirmed
Accessories: none
Main specifications: 30cm cone woofer allowable input 300W 99dB impedance 8Ω frequency band 60Hz to 4kHz rim outer diameter 310 x D111 mm screw pitch 295 mm 9.4 kg
※It has been replaced with a non-genuine edge. You can enjoy voluminous bass with highly efficient and heavy cone paper. It is also durable with a gathered edge, and is also recommended for backload and front load enclosures. There are viscoid sagging marks (Oikawa Tetsuji)
Maintenance information: 2024.2.12 Operation confirmed
Accessories: none
Main specifications: rated input 150 W frequency characteristics 30 Hz to 2 kHz 16 ohms efficiency 96 dB crossover frequency 800 Hz recommended enclosure volume 170 to 225 liters depth 146 mm 7.5 kg
The disposal price has been reduced. Member discounts are not applicable. 2023/12/31 sales price 69,800 yen 38cm cone woofer that uses high-efficiency magnets and relatively lightweight cone paper. Excellent low frequency characteristics have been achieved by adopting unique systems such as curved cone paper, cone suspension using a special damper system, and voice coil gap of 0.36 mm or less. A crack in the edge part on one side has been repaired. Serial 10203 10207 (Mizushima Itsuro)
Maintenance information: 2023.12.30 maintenance (edge crack repair)
Accessories: none
Main specifications: frequency characteristics 40 Hz to 2 kHz rated input 100 W impedance 32 ohms weight 7.7 kg
The price has been reduced. 2024/1/13 sale price 99,800 yen rare Gauss 46cm woofer! This is the first model to arrive at Hi-Fi. Unlike JBL woofers, it is characterized by sound tightness and strength of extrusion. It also seems interesting to use it as a 4345 woofer (Sasaki Shota)
Main specifications: Ferrite magnet 46cm woofer impedance 8Ω (measured DC resistance value 6.3Ω, 6.0Ω) 8.7kg (actual measurement)
ALTEC's royal unit used in A7 etc. It's a woofer with a good sense of clarity and a light sound. It has a sense of dynamism and goes well with jazz and rock (Shota Sasaki)
Maintenance information: 2024.3.18 sweep test good
Accessories: none
Main specifications: 38cm ferrite magnetic woofer, 97db, 8Ω, 20Hz to 1600Hz, weight 9.4 kg, baffle opening diameter 35.9 cm
The price has been drastically reduced. 2024/2/25 sales price 49,800 yen ※Only 1 is a THX certified theater subwoofer system. The unit is a 46cm cone woofer with a low distortion ratio and high linearity design developed for the 4345. If you've been looking for one, please take this opportunity! Exterior, dullness, abrasions, threads, scratches, small scratches, repair marks, etc. can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.2.24 Operation confirmed
Accessories: none
Main specifications: 1 way, 1 speaker, bass reflex system, floor type, 2245H: 46 cm cone type impedance 8Ω 95dB frequency characteristics 20Hz to 2kHz fo 20Hz overall W674 x H1,010 x D450 mm 63 kg
The disposal price has been reduced. Member discounts are not applicable. 2024/3/2 sales price 99,800 yen It is a ferrite woofer that was assembled with a relatively late ALTEC A5/A7, and the dry, voluminous bass is very impressive. When combined on the front road, the sound that comes out becomes powerful, and the appeal stands out (Takasaki Atsushi)
Maintenance information: 2024.3.1 sound output confirmed
Accessories: none
Main specifications: 38cm woofer, ferrite magnet, 8 ohms, 104.7 dB, frequency characteristics, 50 to 4,000 Hz, aluminum ribbon, edgewise, rolled voice coil, 13.6 kg
A standard 30cm Alnico full range unit built into the SP-505J, etc. While the volume of the bass is modest, the response is better than the D130, and the strong sound of extrusion, just like Altech, is attractive. There are wrinkles on the center cap on one side, and there is dirt on the corn paper (Oikawa Tetsuji)
Maintenance information: 2024.3.20 Operation confirmed
Accessories: none
Main specifications: 30 cm full range unit, 16 ohms, 98 dB, recommended enclosure volume 56 to 141 liters, diameter: 309 x D102 mm, weight: approx. 4 kg/bottle
The disposal price has been reduced. Member discounts are not applicable. 2024/1/5 sales price 79,800 yen ※Since there are repair marks on the cone paper on one side, it is cheap. JBL's 38cm cone type full range unit. Unlike modern heavy bass, it reproduces bright and light low frequencies. It is a standard unit that can do many kinds of sound makeup depending on the driver or tweeter that fits perfectly. In addition to the appearance described above, there are dullness, stains, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.1.5 maintenance completed (repair of torn cone paper on one side, replacement of used terminals on one side)
Accessories: none
Main specifications: 38cm cone type full range unit Alnico 8Ω 103dB recommended enclosure internal volume 114 to 338 L frequency characteristics 50 to 6,000 Hz screw pitch (diagonal) 370 mm 7 kg
Disposal prices have been reduced! Member discounts do not apply. 2023/4/2 sales price 10,000 yen*Currently sold. The safety wire is broken. In-ceiling subwoofer Equipped with a single 5.25-inch woofer, it provides deep bass up to 40Hz without distortion. There is a feeling of use on the exterior, such as fading, abrasions, etc. (Kanai Hidetsugu)
Maintenance information:2023.4.2 sound output confirmed
Accessories: none
Main specifications: 50 Hz to 230 kHz 96 dB 6 ohm φ391 mm depth 205 mm 6.4 kg
Disposal prices have been reduced! Member discounts do not apply. 2023/4/2 sales price 10,000 yen*Currently sold. The safety wire is broken. In-ceiling subwoofer Equipped with a single 5.25-inch woofer, it provides deep bass up to 40Hz without distortion. On the exterior, there is a feeling of use, such as cracks, fading, abrasions, etc. on the main body (Kanai Hidetsugu)
Maintenance information: 2023.4.2 sound output confirmed
Accessories: none
Main specifications: 50 Hz to 230 kHz 96 dB 6 ohm φ391 mm depth 205 mm 6.4 kg
Disposal prices have been reduced! Member discounts do not apply. 2023/4/2 sales price 10,000 yen*Currently sold. In-ceiling subwoofer Equipped with a single 5.25-inch woofer, it provides deep bass up to 40Hz without distortion. There is a feeling of use such as exterior, fading, abrasions, etc. (Kanai Hidetsugu)
Maintenance information: 2023.4.2 sound output confirmed
Accessories: none
Main specifications: 50 Hz to 230 kHz 96 dB 6 ohm φ391 mm depth 205 mm 6.4 kg