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Manufacture | Model/Title | Price | Arrival date

2220BU.S.A

Ask 25-46960-14497-00
2220B
Manufacture:JBL
Original price: JPY 146,200
Price: JPY 27,091(pair)
U.S.A
Arrival: 2025-10-25 19:56:49
description
* There is no problem with the sound output, but since it is in poor condition, it is inexpensive and is sold as is. JBL Pro Alnico Woofer It is highly compatible with larger bass reflex enclosures and front-load enclosures such as the 4560BK. There is a feeling of use over time, such as dents on the outer cap, repair marks, etc., and dullness. Serial 9276/9280 (Yamato Yuki) Maintenance information: 2025.10.25 sound output confirmed Accessories: none Main specifications: impedance 16 ohms, measured resistance value 14.1/12.8 Ω, 100W, 101 dB, 40 Hz to 2 kHz, crossover frequency 800 Hz, screw pitch (diagonal), 370 mm, 7.7 kg

515EU.S.A

Ask 25-47788-20506-00
515E
Manufacture:ALTEC
Original price: JPY 220,000
Price: JPY 68,000(pair)
U.S.A 1979 made
Arrival: 2025-10-18 19:26:19
description
The price has been reduced. 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

DSW-37Japan

Ask 25-47602-19147-00
DSW-37
Manufacture:DENON
Original price: JPY 32,500
Price: JPY 11,818
Japan
Shop: Osu shop
Arrival: 2025-10-23 19:54:43
description
※It is currently sold because it is cheap. Denon bass reflex subwoofer with built-in amplifier. It is a subwoofer that reproduces powerful deep bass with a maximum output of 100W (PEAK) (Daiki Goto) Maintenance information: 2025.10.23 Operation confirmed Accessories: manual, power cable, connection cable, original box Main specifications: W225 x H375 x D370 mm Weight 8.5 kg Playback frequency range 20 Hz-400 Hz

NS-SW050Japan

This item has been sold.You can't purchase now. 24-44174-21698-00
NS-SW050
Manufacture:YAMAHA
Original price: JPY 22,000
Price: JPY 6,364 Sold Out
Japan 2016 made
Shop: Osu shop
Arrival: 2025-10-23 19:25:44
description
※ Because it is cheap, it is currently sold. Active subwoofer equipped with a 20cm woofer unit. A simple design with a built-in 50W power amplifier and just a volume and power switch on the back. Advanced Yamaha Active Servo Technology 2 enables playback from 28 Hz even though it is small (Daiki Goto) Maintenance information: 2025.10.23 Operation confirmed Accessories: none Main Specifications: Advanced Yamaha Active Servo Technology 2 Output 50W Playback Frequency Band 28Hz to 200Hz Speaker Unit 20cm Cone Type (Non-Magnetic) W291 x H292 x D341 mm 8.5 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

NS-SW200Japan

Ask 25-47370-17416-00
NS-SW200
Manufacture:YAMAHA
Original price: JPY 40,000
Price: JPY 11,818
Japan
Arrival: 2025-08-31 20:08:28
description
The disposal price has been reduced. Member discounts are not applicable. 2025/8/31 sales price 17,800 yen. Currently sold. Yamaha subwoofer. Adopting Yamaha's proprietary technology “Twisted Flare Port,” this is an attractive car with clear deep bass. Of course, it is an ideal car for theaters as well as HiFi. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi) Maintenance information: 2025.8.31 Operation confirmed Accessories: none Main specifications: output 130 W, playback frequency band 28 Hz to 200 Hz, high cut filter, 50 Hz to 150 Hz, continuously variable, W290 x H306 x D351 mm, mass 11.2 kg

CA121000/4/4Japan

Ask 25-46441-10350-00
CA121000/4/4
Manufacture:MAX
Original price: JPY 77,400
Price: JPY 21,818(pair)
Japan
Arrival: 2025-05-30 20:01:40
description
The disposal price has been reduced. Member discounts are not applicable. 2025/5/30 sales price 35,000 yen. Max Caliber series 12 inch woofer The strongest configuration with dual voice coils and dual magnets. Suitable for automotive and theater applications with an allowable input of 500W (Murakoshi Yoichi) Maintenance information: 2025.5.25 sound output confirmed Accessories: none Key Specifications: 12 inch allowable input 500W range 27-200Hz 9.7 kg

25 TV-EW

Ask 20-28742-33386-00
25 TV-EW
Manufacture:SEAS
Price: JPY 7,273(pair)
Arrival: 2025-08-03 20:00:02
description
※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

10LW30NSpain

Ask 25-47759-20326-00
10LW30N
Manufacture:Beyma
Price: JPY 16,364(pair)
Spain
Shop: Osu shop
Arrival: 2025-10-16 19:51:24
description
*Currently sold. The label peels off, but I think it's 10LW30nK. It's a 26 cm woofer that seems easy to use. How about a self-made introductory machine (Oikawa Tetsuji) Maintenance information: 2025.10.16 Operation confirmed Accessories: none Main specifications: 8 ohms 95 dB diameter 260 mm x D128 mm 3.75 kg

515EU.S.A

Ask 25-89024-20105-00
515E
Manufacture:ALTEC
Original price: JPY 110,000
Price: JPY 36,182(only one piece)
U.S.A 1979 made
Shop: Osu shop
Arrival: 2025-10-09 20:18:27
description
※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 36,182(only one piece)
U.S.A 1979 made
Shop: Osu shop
Arrival: 2025-10-09 20:18:26
description
※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

2225HU.S.A

Ask 25-47612-19225-00
2225H
Manufacture:JBL
Original price: JPY 114,000
Price: JPY 45,273(pair)
U.S.A
Shop: Osu shop
Arrival: 2025-10-09 20:16:21
description
A commercial model with a strong damper and a high allowable input. By replacing the 4343/4344 2235H with this unit, deep low frequency playback that is extremely tight is possible. There is dirt, rust on the frame, dullness, etc. (Oikawa Tetsuji) Maintenance information: 2025.10.9 operation confirmed Main specifications: 38cm cone woofer impedance 8 ohms sound pressure level 97 dB frequency band 30 Hz to 2 kHz recommended crossover frequency 1.2 kHz or less diameter 388 x depth 133 mm 10.1 kg/book

515EU.S.A

Ask 25-47613-19240-00
515E
Manufacture:ALTEC
Original price: JPY 220,000
Price: JPY 90,727(pair)
U.S.A 1979 made
Shop: Osu shop
Arrival: 2025-10-06 19:59:22
description
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 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 25-47613-19239-00
515E
Manufacture:ALTEC
Original price: JPY 220,000
Price: JPY 72,545(pair)
U.S.A 1979 made
Shop: Osu shop
Arrival: 2025-10-06 19:59:20
description
Viscoid drips conspicuously on one side, so it is inexpensive. 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 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

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

JA-3058AJapan

Ask 25-47253-16677-00
JA-3058A
Manufacture:YAMAHA
Price: JPY 15,455(pair)
Japan
Arrival: 2025-08-25 19:24:55
description
The price has been drastically reduced. 2025/8/25 sales price 20,000 yen. ※Inexpensive due to poor condition. Currently sold. A famous NS-1000M woofer. The harmonic sound of a piano or guitar when incorporated into a speaker system is exquisite. The cloth edge, which is double coated with thermosetting resin and viscoelastic resin that suppresses resonance, is extremely durable. In addition to corrosion, dirt, and rust on the exterior and magnets, and dents on the grill, you can also see a feeling of use such as dullness, scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2025.8.22 Operation confirmed Accessories: none Main specifications: 30cm cone type W340 x H140 x D340 mm 5.55 kg (actual measurement)

S30-W048-01Japan

Ask 25-46441-10347-00
S30-W048-01
Manufacture:TAMON
Price: JPY 7,545(only one piece)
Japan
Arrival: 2025-06-01 20:13:56
description
The price has been drastically reduced. 2025/6/1 sales price 9,800 yen Current sale item. 1 bottle only. Tamon's 30cm woofer. Adopts a fixed edge. If you are a self-made artist and are looking for one, please take this opportunity. The appearance is fine, with no noticeable scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2025.5.25 Operation confirmed Accessories: original box, frequency characteristic diagram Key Specifications: 30cm (12 inch) woofer 8 ohms

PR15CU.S.A

Ask 23-40713-21904-00
PR15C
Manufacture:JBL
Original price: JPY 27,000
Price: JPY 36,182(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

RFA-104

Ask 22-36907-48218-00
RFA-104
Manufacture:Rockford Fosgate
Price: JPY 2,727(only one piece)
Shop: Osu shop
Arrival: 2025-01-23 16:57:51
description
*Only 1 bottle is currently sold. A 10-inch woofer from Rockford Fosgate, a long-established American car audio company. There is solder residue on the connection terminals and adhesions on the disconnected terminals. (TERASHIMA Yuya) Maintenance information: 2025.8.10 sound output confirmed Accessories: none Main specifications: impedance 4 ohms diameter 255 mm x depth 135 mm weight 4.2 kg

WS17EGermany

Ask 25-45290-01406-00
WS17E
Manufacture:VISATON
Price: JPY 2,727(only one piece)
Germany
Shop: Osu shop
Arrival: 2025-02-01 16:31:17
description
*Only 1 bottle is 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

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

SS-X300用ウーファーJapan

Ask 22-36113-41790-00
SS-X300用ウーファー
Manufacture:SONY
Price: JPY 1,818(only one piece)
Japan
Shop: Osu shop
Arrival: 2025-01-08 17:44:44
description
*Only 1 bottle is 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

130AU.S.A

Ask 25-47108-15448-00
130A
Manufacture:JBL
Original price: JPY 146,200
Price: JPY 63,455(pair)
U.S.A 1971 made
Shop: Osu shop
Arrival: 2025-08-01 20:00:13
description
The price has been 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

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

PR-1266Japan

Ask 25-46441-10348-00
PR-1266
Manufacture:MAX
Original price: JPY 36,000
Price: JPY 12,727(pair)
Japan
Arrival: 2025-06-01 20:14:57
description
The disposal price has been reduced. Member discounts are not applicable. 2025/6/1 sales price 20,000 yen. Currently sold. Max 30cm (12 inch) woofer. It seems that it is often used in combination with a front load horn enclosure as an example of use in high-output compatible units. For example: Raft Craft FM-30, etc. If you've been looking for one, take this opportunity. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2025.5.25 Operation confirmed Accessories: original box Main specifications: 30cm (12 inch) woofer 8Ω 400W 96.3dB 40Hz 40-3000Hz 5.8 kg (actual measurement)

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
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