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Manufacture | Model/Title | Price | Arrival date

DC160-8U.S.A

25-48233-24420-00
DC160-8
Manufacture:DAYTON AUDIO
Price: JPY 4,545(pair)
U.S.A
Arrival: 2025-12-04 20:00:03
description
Good condition! Dayton 16cm woofer This woofer has an unobtrusive sound and is easy to use. (FUJISAWA KOSHI) Maintenance information: 2025.12.4 operation confirmed Accessories: original box Main specifications: impedance 8 ohms output 50 W efficiency 86.1 dB frequency band 30 to 4,000 Hz

T10-0026-05 Japan

Ask 25-48062-22908-00
T10-0026-05
Manufacture:TRIO
Price: JPY 4,273(pair)
Japan
Arrival: 2025-11-26 19:46:58
description
The price has been reduced. 2025/11/26 sales price 5,000 yen. Trio undetailed 30cm woofer. Alnico magnet with reverse rolled edge. There are many stains all over the corn paper (Murakoshi Yoichi) Maintenance information: 2025.11.16 sound output confirmed Accessories: none Main specifications: diameter 315 x depth 163 mm weight 3.5 kg/screw pitch 295 mm (diagonal) 8 ohms

2410475Japan

Ask 25-48064-22925-00
2410475
Manufacture:HITACHI
Price: JPY 4,273(pair)
Japan
Arrival: 2025-11-27 19:59:18
description
The price has been reduced. 2025/11/27 sales price 5,000 yen. Lodi's 20cm cone woofer It consists of Alnico and a fixed edge, very similar to the one mounted on the HS-1400WA. There are color stains on corn paper, and there is a feeling of use (Murakoshi Yoichi) Maintenance information: 2025.11.16 sound output confirmed Accessories: none Main specifications: 20cm 8Ω 30W diameter 270mm, depth 100mm

W-117Japan

Ask 25-48064-22924-00
W-117
Manufacture:SANSUI
Price: JPY 5,182(pair)
Japan
Arrival: 2025-11-27 19:59:17
description
The price has been reduced. 2025/11/27 sales price 6,000 yen. 20cm woofer by Sansui Constructed with an aluminum center cap and inverted dome edge The large Alnico magnet makes you expect a sound with high cost performance. Viscoid marks on one side of the cone (Murakoshi Yoichi) Maintenance information: 2025.11.22 sound output confirmed Accessories: none Main specifications: 20cm 7.8Ω 15W diameter 230mm depth 120mm

8VS4LCJapan

This item has been sold.You can't purchase now. 25-48065-22935-00
8VS4LC
Manufacture:COLUMBIA
Price: JPY 2,273(pair)Sold Out
Japan
Arrival: 2025-12-03 19:39:55
description
Currently sold. If you're looking for a COLUMBIA woofer, take this opportunity. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2025.11.16 Operation confirmed Accessories: none Main specifications: 20cm woofer 8Ω W205 x D98 mm 1.1 kg (actual measurement)

25 TV-EW

This item has been sold.You can't purchase now. 20-28742-33386-00
25 TV-EW
Manufacture:SEAS
Price: JPY 5,455(pair)Sold Out
Arrival: 2025-08-03 20:00:02
description
The disposal price has been reduced! Member prices are not applicable. 2025/8/3 sales price 8,000 yen ※The shape of the frame is different on the left and right. How about a replacement for those who make their own SEAS 25cm woofers or those who use DYNACO speakers? There are stains and scratches on the exterior (Tamura Eiji) Maintenance information: 2025.8.3 sweep check OK Accessories: No accessories Main specifications: 0.8 kg/0.9 kg

30W/4558T06Denmark

Ask 25-47855-21915-00
30W/4558T06
Manufacture:SCANSPEAK
Price: JPY 49,818(pair)
Denmark
Arrival: 2025-11-05 20:00:00
description
The disposal price has been reduced! Member prices are not applicable. 2025/11/5 sales price 69,800 yen Scanpeak 30cm subwoofer woofer. If you want to get a sense of volume in the low frequencies, or if you like to make your own, please give it a try. (TAMURA Eiji) Maintenance information: 2025.11.5 sweep check OK Accessories: original box Key Specifications: 30cm caliber subwoofer 4Ω 89dB

414-8BU.S.A

Ask 25-48062-23309-00
414-8B
Manufacture:ALTEC
Original price: JPY 45,000
Price: JPY 27,091(only one piece)
U.S.A 1970 made
Arrival: 2025-11-30 19:51:08
description
*Only 1 bottle is currently on sale. Although it is an affordable 30 cm woofer, you can enjoy the profound sound unique to Alnico. The frequency characteristics are as wide as 30 to 4000 Hz, and can be used in both 2 and 3 ways. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2025.11.23 Operation confirmed Accessories: none Main specifications: Alnico 30 cm impedance 8 ohms 30 to 4000 Hz 99 dB W311 x D143 mm 6.8 kg 

YST-SW1000Japan

This item has been sold.You can't purchase now. 25-48177-23958-00
YST-SW1000
Manufacture:YAMAHA
Original price: JPY 150,000
Price: JPY 25,455 Sold Out
Japan 1989 made
Shop: Osu shop
Arrival: 2025-11-29 19:58:10
description
※ There is no problem with operation, but since there are scratches and dents on the whole, it is inexpensive and is sold as is. Subwoofer system with built-in power amplifier using Yamaha's unique YST system. The deep bass is thick and has a sense of volume, and is extremely effective in reproducing movies and live sound sources. It is a heavy structure using the same wood as the GT rack (Oikawa Tetsuji) Maintenance information: 2025.11.29 Operation confirmed Accessories: remote control Main specifications: Floor-type anti-magnetic design amplifier output 120W cutoff frequency 30Hz to 130Hz power consumption 100W W580 x H440 x D440 mm 48 kg

ASW608UK

This item has been sold.You can't purchase now. 25-48187-24044-00
ASW608
Manufacture:B&W
Original price: JPY 76,000
Price: JPY 30,000 Sold Out
UK 2018 made
Shop: Osu shop
Arrival: 2025-11-27 20:04:23
description
*This 608 is the most compact of the 600Series subwoofers with a 6-month warranty, yet it reproduces comfortable, edgy low frequencies with a sense of speed and sharp tuning. There is rubbing on the side (Oikawa Tetsuji) Maintenance information: 2025.11.27 Operation confirmed Accessories: power cable Main specifications: sealed active subwoofer, 8 inch paper/aramid fiber cone, output power, 200W, rated power consumption, 40W/0.5W, input impedance 33 kΩ, W260 x H288 x D305 mm, approx. 8.9 kg (actual measurement

515EU.S.A

Ask 25-47613-19240-00
515E
Manufacture:ALTEC
Original price: JPY 220,000
Price: JPY 77,091(pair)
U.S.A 1979 made
Shop: Osu shop
Arrival: 2025-10-06 19:59:22
description
The price has been reduced. 2025/10/6 selling price 99,800 yen Altech's classic woofer. Although it is ferrite, it produces bright bass with good discharge. It's a sound method that puts emphasis on mid and low tones, so I can hear vocal breath well (Sasaki Shota) Maintenance information: 2025.10.6 sweep test is good Accessories: none Main specifications: 38cm woofer, 16 ohm, ferrite frequency band, 20 to 1000 Hz, 101 dB, recommended crossover, 500 Hz, baffle opening, 359 mm, baffle opening, 359 mm, rim outer diameter, φ408 x D162 mm, screw pitch: 380 mm, 10 kg

515EU.S.A

Ask 25-89024-20105-00
515E
Manufacture:ALTEC
Original price: JPY 110,000
Price: JPY 31,636(only one piece)
U.S.A 1979 made
Shop: Osu shop
Arrival: 2025-10-09 20:18:27
description
The price has been reduced. 2025/11/25 sales price 39,800 yen ※1 bottle only. Altech's classic woofer. Although it is ferrite, it produces bright bass with good emission. It's a sound method that puts emphasis on mid and low tones, so you can hear vocal breath well. There is dirt on the edge (Oikawa Tetsuji) Maintenance information: 2025.10.9 operation confirmed Accessories: none Main specifications: 38cm woofer, 16 ohm, ferrite frequency band, 20 to 1000 Hz, 101 dB, recommended crossover, 500 Hz, baffle opening, 359 mm, baffle opening, 359 mm, rim outer diameter, φ408 x D162 mm, screw pitch: 380 mm, 10 kg

515EU.S.A

Ask 25-89024-20106-00
515E
Manufacture:ALTEC
Original price: JPY 110,000
Price: JPY 27,091(only one piece)
U.S.A 1979 made
Shop: Osu shop
Arrival: 2025-10-09 20:18:26
description
The price has been drastically reduced. 2025/10/9 sales price 39,800 yen ※1 bottle only. Altech's classic woofer. Although it is ferrite, it produces bright bass with good emission. It's a sound method that puts emphasis on mid and low tones, so I can hear vocal breath well (Oikawa Tetsuji) Maintenance information: 2025.10.9 operation confirmed Accessories: none Main specifications: 38cm woofer, 16 ohm, ferrite frequency band, 20 to 1000 Hz, 101 dB, recommended crossover, 500 Hz, baffle opening, 359 mm, baffle opening, 359 mm, rim outer diameter, φ408 x D162 mm, screw pitch: 380 mm, 10 kg

515EU.S.A

Ask 25-47613-19239-00
515E
Manufacture:ALTEC
Original price: JPY 220,000
Price: JPY 68,000(pair)
U.S.A 1979 made
Shop: Osu shop
Arrival: 2025-10-06 19:59:20
description
The price has been reduced. 2025/10/6 sales price 79,800 yen It is cheap because the viscoid hangs conspicuously on one side. Altech's classic woofer. Although it is ferrite, it produces bright bass with good emission. It's a sound method that puts emphasis on mid and low tones, so I can hear vocal breath well (Sasaki Shota) Maintenance information: 2025.10.6 sweep test is good Accessories: none Main specifications: 38cm woofer, 16 ohm, ferrite frequency band, 20 to 1000 Hz, 101 dB, recommended crossover, 500 Hz, baffle opening, 359 mm, baffle opening, 359 mm, rim outer diameter, φ408 x D162 mm, screw pitch: 380 mm, 10 kg

PR15CU.S.A

Ask 23-40713-21904-00
PR15C
Manufacture:JBL
Original price: JPY 27,000
Price: JPY 31,636(pair)
U.S.A 1978 made
Shop: Osu shop
Arrival: 2024-09-16 19:51:32
description
The disposal price has been reduced. Member prices are not applicable. 2024/9/16 sales price 59,800 yen 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

YST-SW225Japan

Ask 25-47867-21057-00
YST-SW225
Manufacture:YAMAHA
Original price: JPY 28,000
Price: JPY 7,273
Japan 2004 made
Shop: Osu shop
Arrival: 2025-11-09 19:58:49
description
* There are no basic operation issues, but there are gaps in the switches, and since they are cheap, they are sold as is without warranty. It is a small subwoofer that makes clear, high-quality deep bass. It is convenient for low frequency correction and surround sound, and the design is good so it can be placed in a room without any sense of incongruity. There is sunburn, dullness, and dirt (Oikawa Tetsuji) Maintenance information: 2025.11.9 operation confirmed Accessories: none Main specifications: 120W, 28 to 200 Hz, dimensions W290 x H350 x D349 mm, weight 11.5 kg
SS-X300用ウーファー
Manufacture:SONY
Price: JPY 909(only one piece)
Japan
Shop: Osu shop
Arrival: 2025-01-08 17:44:44
description
The disposal price has been reduced. Member prices are not applicable. 2025/8/10 sales price 2,000 yen ※1 bottle only, currently sold. This is a 17cm flat woofer that was mounted on the company's SS-X300. An aluminum honeycomb diaphragm is used as the diaphragm to achieve high rigidity. There is a scratch on the diaphragm on the exterior (Mizusaki Ryo) Maintenance information: 2025.8.10 sound output confirmed Accessories: none Main specifications: 17 cm woofer diameter 165 mm x depth 78 mm weight 1.6 kg

WS17EGermany

Ask 25-45290-01406-00
WS17E
Manufacture:VISATON
Price: JPY 1,818(only one piece)
Germany
Shop: Osu shop
Arrival: 2025-02-01 16:31:17
description
The disposal price has been reduced. Member prices are not applicable. 2025/8/10 sales price 3,000 yen ※1 bottle only, currently sold. Visaton 17cm woofer If you are a self-made artist, don't miss it. The speaker cable is soldered. There is a note on the original box (Mizusaki Ryo) Maintenance information: 2025.8.10 sound output confirmed Accessories: original box Main specifications: 17 cm woofer impedance 8 ohms output sound pressure level 88 dB diameter 165 mm x depth 80 mm weight 900 g

130AU.S.A

Ask 25-47108-15448-00
130A
Manufacture:JBL
Original price: JPY 146,200
Price: JPY 58,909(pair)
U.S.A 1971 made
Shop: Osu shop
Arrival: 2025-08-01 20:00:13
description
The price has been drastically reduced. 2025/8/1 sales price 79,800 yen There is no problem with the sound output operation, but it is inexpensive because there are very small cracks and many viscoids on the edges. JBL's classic 38cm woofer. The sharp, bouncy low range and high efficiency are attractive. It is a model that is easy to match with both 2-way and 3-way (Shota Sasaki) Maintenance information: 2025.8.1 sweep test is good Accessories: none Main specifications: 38cm woofer, allowable input, 60W, 8Ω, sound pressure level, 101 dB, recommended enclosure, internal volume: 114 L to 338 L, depth: 146 mm, 8.6 kg

515EU.S.A

Ask 25-47788-20506-00
515E
Manufacture:ALTEC
Original price: JPY 220,000
Price: JPY 58,000(pair)
U.S.A 1979 made
Arrival: 2025-10-18 19:26:19
description
The disposal price has been reduced. Member discounts are not applicable. 2025/10/18 sales price 79,800 yen It is cheap because the cone has viscoid drips on one side. Altech's classic woofer. Although it is ferrite, it produces bright bass with good emission. It's a sound method that puts emphasis on mid and low tones, so you can hear vocal breath well. Dullness, scratches, etc. can be seen on the exterior (Kobayashi Hitoshi) Maintenance information: 2025.10.15 Operation confirmed Accessories: none Main specifications: 38cm woofer, 16 ohm, ferrite frequency band, 20 to 1000 Hz, 101 dB, recommended crossover, 500 Hz, baffle opening, 359 mm, baffle opening, 359 mm, rim outer diameter, φ408 x D162 mm, screw pitch: 380 mm, 10 kg

AM-5/3U.S.A

Ask 24-43995-20376-00
AM-5/3
Manufacture:BOSE
Original price: JPY 59,800
Price: JPY 4,545
U.S.A 1998 made
Shop: Osu shop
Arrival: 2025-10-23 19:25:26
description
Since it is a woofer only, it is inexpensive and is currently sold. It is a 2.1 channel speaker system that perfectly matches Bose's unique compact, high-performance speaker technology with bass reproduction technology (Daiki Goto) Maintenance information: 2025.10.23 Operation confirmed Accessories: none Main specifications: rated input 100W impedance 6Ω subwoofer 13cm drivers x 2 W485 x H358 x D192 mm 9.1 kg

515-8GHPU.S.A

Ask 25-47527-18589-00
515-8GHP
Manufacture:ALTEC
Original price: JPY 125,000
Price: JPY 31,818(only one piece)
U.S.A 1984 made
Shop: Osu shop
Arrival: 2025-09-28 19:36:52

EAS-20P70AJapan

Ask 23-39891-15222-00
EAS-20P70A
Manufacture:National
Price: JPY 1,364(only one piece)
Japan
Shop: Osu shop
Arrival: 2025-01-05 19:08:12
description
*Only 1 bottle is currently sold. 20cm cone woofer unit The exterior is dirty and scratched. (TERASHIMA Yuya) Maintenance information: 2025.8.10 sound output confirmed Accessories: none Main specifications: 20 cm woofer diameter 200 mm x depth 118 mm weight 800 g

515-16GU.S.A

Ask 25-45823-05646-00
515-16G
Manufacture:ALTEC
Original price: JPY 125,000
Price: JPY 27,091(only one piece)
U.S.A 1984 made
Shop: Osu shop
Arrival: 2025-04-07 19:49:22
description
The price has been reduced. 2025/8/10 sales price 34,800 yen ※1 bottle only. It is a popular woofer that allows you to truly enjoy the real thrill of ALTEC sound, with its strong push and overhanging sense of energy. There is a scraped part on corn paper (Oikawa Tetsuji) Maintenance information: 2025.4.7 operation confirmed Accessories: none Main specifications: 38 cm, ferrite impedance, 16 ohms, allowable input, 75 W, output sound pressure level, 104.7 dB, playback frequency band, 50 to 4 kHz, diameter 406 x depth 162 mm, weight 13.6 kg/book

2220AU.S.A

Ask 25-46433-10302-00
2220A
Manufacture:JBL
Original price: JPY 73,100
Price: JPY 22,727(only one piece)
U.S.A 1971 made
Shop: Osu shop
Arrival: 2025-05-25 19:30:10
description
※Only 1 bottle has a dent in the center cap and a scratch on the cone paper. 38cm woofer from JBL It can also be used in theaters and is used as a bass horn driver or multi-woofer system. Thin cone paper and hard edges make it possible to play bass without feeling lumpy (Oikawa Tetsuji) Maintenance information: 2025.5.25 Operation confirmed Accessories: none Main specifications: 40Hz to 2kHz 8Ω 101 dB 100W front mount 355 mm rear mount 343 mm screw pitch 370 mm diameter 388 x D146 mm 7.7 kg
FreeSpace 3 Series2 Acoustimass module
Manufacture:BOSE
Price: JPY 7,273(only one piece)
U.S.A
Shop: Osu shop
Arrival: 2023-04-02 19:21:17
description
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
FreeSpace 3 Series2 Acoustimass module
Manufacture:BOSE
Price: JPY 5,000
U.S.A
Shop: Osu shop
Arrival: 2022-12-29 19:58:18
description
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
FreeSpace 3 Series2 Acoustimass module
Manufacture:BOSE
Price: JPY 7,273(only one piece)
U.S.A
Shop: Osu shop
Arrival: 2023-04-02 19:21:22
description
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
FreeSpace 3 Series2 Acoustimass module
Manufacture:BOSE
Price: JPY 7,273(only one piece)
U.S.A
Shop: Osu shop
Arrival: 2023-04-02 19:20:54
description
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
FreeSpace 3 Series2 Acoustimass module
Manufacture:BOSE
Price: JPY 5,000
Shop: Osu shop
Arrival: 2022-12-29 19:58:20
description
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
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