※There is no problem with operation, but it is currently sold because it is cheap. A subwoofer that can also be installed in a home theater or for those with insufficient bass in the system. The settings are simple, and you can create sound according to the speaker and room conditions. There are scratches, dirt, dullness, etc. (Oikawa Tetsuji)
Maintenance information: 2024.3.3 operation confirmed
Accessories: none
Main specifications: 1 way, 1 speaker, advanced YST system, floor type, anti-magnetic high-cut filter, 50-150 Hz, continuously variable dimensions, W235 x H485 x D409 mm, weight 14 kg
The price has been drastically reduced. 2024/9/7 sales price 3,000 yen. Woofer for DVD surround system DHT-1000DV. It is a passive type with no high cut or volume features. If you've been looking for one, please take this opportunity. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.9.5 operation confirmed
Accessories: none
Main specifications: 1 way 1 speaker 16 cm cone type, bass reflex, anti-magnetic design playback frequency band 25 Hz to 240 Hz maximum allowable input 80 W input impedance 6 ohms W270 x H312 x D288 5.9 kg
The edge has been replaced! This is a 38cm passive woofer for use in combination with 136A. I think it would be interesting to team up with 136A in a 150-liter enclosure and use 075 to make a replica of the Olympus S8R (Oikawa Tetsuji)
Maintenance information: 2024.9.16 Maintained (edge replacement, damper adhesion repair)
Accessories: none
Main specifications: 38cm cone type passive radiator recommended enclosure 114 L to 169 L 3.2 kg
The successor superwoofer to the SIZMIK 10.25. It is a high CP aircraft that inherits the advantages of advanced models and achieves performance that exceeds the price. This time it's a rose nut specification. The exterior is dull. Serial 1270545 (Yonejima Satoshi)
Maintenance information: 2024.9.17 sweep test good
Accessories: instruction manual, power cord
Main specifications: active superwoofer playback frequency band 9 Hz to 220 Hz crossover frequency 50 Hz/80 Hz/120 Hz W360 x H390 x D381 mm 19.1 kg
The price has been reduced! 2024/8/9 sales price 10,000 yen This is the woofer part mounted on the Velodyne subwoofer HGS-12. Why don't you build a homemade subwoofer by putting it in a self-made box (Tamura Eiji)
Maintenance information: 2024.8.9 sweep check OK
Accessories: No accessories
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
Disposal prices have been reduced. Member discounts do not apply. 2022/12/29 sales price 10,000 yen. 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, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information:2022.12.28 operation confirmed
Accessories: instruction manual (copy)
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. 2022/12/29 sales price 10,000 yen. 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, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information:2022.12.28 operation confirmed
Accessories: instruction manual (copy)
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. 2022/12/30 sales price 10,000 yen. 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, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information:2022.12.28 operation confirmed
Accessories: instruction manual (copy)
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. 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
The price has been reduced! 2024/9/17 sales price 99,800 yen JBL 38cm cone type full range unit. Unlike modern heavy bass, it reproduces bright and light low frequencies. This is a standard unit that can perform many types of sound makeup depending on the driver and tweeter, which is sharp and adapts well. The exterior has dullness, small scratches, and a small dent on the center cap (Satoshi Yonejima)
Maintenance information: 2024.9.17 sweep test good
Accessories: No accessories
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
The price has been drastically reduced! 2024/9/10 sales price 60,000 yen Maintained! 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. The exterior has a feeling of use such as dullness and small scratches. Serial 35245 35247 (Tomonori Asaine)
Maintenance information: 2024.9.10 maintained (center adjustment on 35245 side, cap replacement operation confirmation)
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
A standard woofer installed in A7 systems, etc. The highly efficient and clear sound is perfect for jazz, etc. A classic model with an American sound that is bright and crisp. There are repair marks and stains on the cone paper, and there is a feeling of use such as dullness and stickiness on the edge viscoid (Kanai Hidetsugu)
Maintenance information: 2024.5 maintenance details (viscoid adjustment, terminal/vis-cleaning)
Accessories: none
Main specifications: 38cm cone woofer unit Alnico magnet frequency characteristics 20 to 1600 Hz 8 ohms weight 7.9 kg/book
This is a famous woofer that is also used in the ALTEC A7. The biggest appeal is the low frequency, where the cone paper is lighter than the 515 series woofer and has a sense of volume. You can experience excellent, penetrating bass with particularly penetrating power in jazz systems, etc. Stains and paint peeling are on the frame, and styrene is attached to the gasket. Serial 14630/18294 (Tamura Eiji)
Maintenance information: 2024.9.18 sweep check OK
Accessories: none
Main specifications: 38cm woofer Alnico magnet playback frequency band 20 to 1600 Hz impedance 8 ohms rated input 30 W allowable input 50 W recommended crossover 800 Hz outer diameter 381 x H178 mm weight 7.9 kg/1
The disposal price has been reduced! (Member discounts are not applicable) 2024/8/25 sales price 15,000 yen 38cm cone type woofer only 1 uses Alnico magnets for the magnetic circuit. 200Ω high impedance type, reproduces sticky low frequencies. The exterior has a feeling of use such as dullness (Tomoho Asaine)
Maintenance information: 2024.8.25 sound output confirmed
Accessories: none
Main specifications: playback frequency band 30Hz to 1.5kHz sound pressure level 106dB input 35W impedance 200Ω, total magnetic flux 435,000 maxwell weight 13.5 kg