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パッシブアッテネーターJapan

Ask 26-48851-02360-00
パッシブアッテネーター
Manufacture:自作
Price: JPY 12,727
Japan
Shop: Osu shop
Arrival: 2026-02-01 19:37:20
description
Attenuator using Tokyo Koon Denpa 2CP2508-S A50kΩ. Both input and output are RCA1 systems (Oikawa Tetsuji) Maintenance information: 2026.2.1 operation confirmed) Accessories: none Main specifications: W60 x 50 x D115 mm 160 g (actual measurement)

FW168HPJapan

Ask 26-48610-00519-00
FW168HP
Manufacture:FOSTEX
Original price: JPY 40,000
Price: JPY 27,091(pair)
Japan
Arrival: 2026-02-01 19:38:29
description
*Currently sold. 16cm cone woofer It is a self-made item that stands up well and has a clear tone, and is a popular item for any occasion. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi) Maintenance information: 2026.1.25 Operation confirmed Accessories: none Main specifications: impedance 8 ohms output sound pressure level 90 dB maximum input 100 W recommended crossover frequency 5 kHz or less W190 × H190 × D96 mm 3.6 kg

FR10HM+エンクロージャーGermany

Ask 26-48657-00845-00
FR10HM+エンクロージャー
Manufacture:自作
Price: JPY 24,364(pair)
Germany
Arrival: 2026-01-29 20:00:00
description
The price has been reduced. 2026/1/29 sales price 29,800 yen Self-made speaker with VISATON FR10HM+ double bass reflex enclosure. The lower unit is operating as a passive radiator. It reproduces bass with more room than its size. The exterior has dullness and small scratches (Satoshi Yonejima) Maintenance information: 2026.1.29 sweep test good Accessories: No accessories Main specifications: impedance: 8 ohms playback frequency: 95 Hz to 22 kHz output sound pressure level: 86 dB W210 x H460 x D315 mm weight 8.6 kg/1 bottle

自作用バーチターミナルJapan

This item has been sold.You can't purchase now. 26-48868-02743-00
自作用バーチターミナル
Manufacture:音工房Z
Original price: JPY 1,980
Price: JPY 909 Sold Out
Japan
Shop: Osu shop
Arrival: 2026-02-02 20:01:05
description
Sound Studio Z speaker terminals 2 pcs per pair. How about those who write for themselves (Shota Sasaki) Accessories: manual

SPターミナル

This item has been sold.You can't purchase now. 26-48868-02746-00
SPターミナル
Manufacture:不明
Price: JPY 909 Sold Out
Shop: Osu shop
Arrival: 2026-02-02 20:00:12
description
speaker terminal. 2 pcs per pair Banana plug specification. If you are a self-writer, please (Sasaki Shota) Accessories: none

22接点LパッドアッテネータJapan

This item has been sold.You can't purchase now. 26-48851-02361-00
22接点Lパッドアッテネータ
Manufacture:自作
Price: JPY 36,182 Sold Out
Japan
Shop: Osu shop
Arrival: 2026-02-01 19:37:23
description
Passive attenuator using Seiden ALAT3210S. Both input and output are RCA only. There is an insulator mark on the top plate (Oikawa Tetsuji) Maintenance information: 2026.2.1 operation confirmed Accessories: none Main specifications: W90 x H67 x D165 mm 380 g (actual measurement)
トールボーイ型エンクロージャー
Manufacture:自作
Price: JPY 9,091(pair)
Arrival: 2026-02-01 19:38:18
description
A tall boy enclosure that seems to be from a garage manufacturer. If you've been looking for this size, take this opportunity. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi) Accessories: saran net Main specifications: unit opening (top) diameter 125 mm, screw pitch 80 mm (bottom 2 holes) diameter 190 mm, screw pitch 65 mm, W240 x H810 x D465 mm, 21.5 kg

FR085CU03+エンクロージャー

This item has been sold.You can't purchase now. 25-48233-24422-00
FR085CU03+エンクロージャー
Manufacture:Wavecor
Original price: JPY 9,000
Price: JPY 3,182(pair)Sold Out
2023 made
Arrival: 2025-12-04 19:59:04
description
The disposal price has been reduced! Member prices are not applicable. 2025/12/4 sales price 5,000 yen This is a self-made speaker that has processed and mounted the 6cm full range of the Ongakunotomosha “Special Speaker Unit 2023 Edition Webco Edition” into the Pioneer S-HM51 enclosure. A booklet is included. (FUJISAWA KOSHI) Maintenance information: 2025.12.4 operation confirmed Accessories: booklet Main specifications: W155 x H240 x D250 mm

P-35/2Japan

This item has been sold.You can't purchase now. 26-48609-00410-00
P-35/2
Manufacture:CHRISKIT
Original price: JPY 36,000
Price: JPY 27,091 Sold Out
Japan
Arrival: 2026-01-31 20:04:45
description
Currently sold. A second-generation version of a masterpiece kit model designed by Hideya Masutani that won the hearts of self-made enthusiasts. The clear, fresh, and intense mid-range tone has an appeal that exceeds the price. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2026.1.25 Operation confirmed Accessories: none Main specifications: 35W+35W W335×D210×H155mm 6kg

ウッドホーン

This item has been sold.You can't purchase now. 26-48609-00402-00
ウッドホーン
Manufacture:自作
Price: JPY 27,091(pair)Sold Out
Arrival: 2026-01-31 20:04:14
description
The interior of the self-made wooden horn, whose details are unknown, has a sectional structure and is well built. If you've been looking for this size, take this opportunity. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi) Accessories: none Main specifications: throat diameter 100mm screw pitch (3 holes) 50mm W425 x H145 x D245 mm 3.6 kg

SM-6Japan

Ask 25-48535-26899-00
SM-6
Manufacture:marantz
Original price: JPY 128,000
Price: JPY 81,636
Japan 1979 made
Shop: Osu shop
Arrival: 2026-01-16 20:00:56
description
The price has been drastically reduced. 2026/1/16 sales price 99,800 yen Maintenance has been completed, including 8 power transistors and 4 diodes replaced! It hasn't arrived in a long time, and this one comes with a self-made sidewood. There are no genuine wood cabinets. A power amplifier that allows you to enjoy glossy, intense A grade sound and powerful AB grade sound. It has sufficient playback bandwidth, is thick in the mid and low frequencies, has good sound separation, and makes me listen to jazz and rock in a very pleasant way. There is a wound on the wood cabinet (Sasaki Shota) Maintenance information: 2026.1.16 Maintained (internal check. Both power stage Tn channels are short. Partial resistance burn, diode short. Other power SW internal contact burn → dismantling and correction. Power relay contact failure → polishing. Drive stage pattern crack → re-solder gain vol cleaning) Accessories: none Main specifications: 120W+120W (AB grade) 30W+30W (A grade), W416 x H146 x D332 mm 14.5 kg

YST-SW500Japan

Ask 26-48674-00987-00
YST-SW500
Manufacture:YAMAHA
Original price: JPY 80,000
Price: JPY 9,091
Japan 1992 made
Shop: Osu shop
Arrival: 2026-01-27 19:54:55
description
* A self-made board is attached to the bottom, and there are liquid leakage marks inside the remote control, so it is currently sold at a low price. Comes with a remote control. A model that condenses the know-how of Yamaha, a prestigious audio company. The tight low range firmly supports the system. The exterior has a feeling of use such as deterioration of the top plate, line damage, and dullness (Mizusaki Ryo) Maintenance information: 2026.1.27 Operation confirmed Accessories: remote control Main specifications: built-in 25cm anti-magnetic superwoofer amplifier (output 120W) playback frequency band 20 to 160 Hz YST system, equipped with 2 systems of pin terminals and speaker terminals, W330 x H475 x D380 mm (including bottom plate), 22 kg
10w5s式スピーカー
Manufacture:自作
Price: JPY 7,273(pair)
Japan
Shop: Osu shop
Arrival: 2025-06-29 20:01:49
description
The disposal price has been reduced. Member prices are not applicable. 2025/7/10 sales price 29,800 yen ※Currently sold. A unique speaker system with a Sony flat panel unit mounted in an enclosure using Japanese paper. It has a mild taste with sharp corners. There is a dent in the woofer unit (Oikawa Tetsuji) Maintenance information: 2025.6.29 Operation confirmed Accessories: none Main specifications: W280 x H380 x D320 mm 3.0 kg (actual measurement)

不明ツィーターバッフル

Ask 26-35978-00173-00
不明ツィーターバッフル
Manufacture:不明
Price: JPY 909
Shop: Osu shop
Arrival: 2026-01-08 20:01:15
description
Unspecified tweeter baffle If you are a self-made artist, by all means (Daiki Goto) Accessories: none Main Specifications: Dimensions: W178 x H178 x D15 mm Hole Diameter: 94 mm Screw Pitch: 115 Weight: 300 g (actual measurement)

不明ツィーターバッフル

Ask 25-35978-19417-00
不明ツィーターバッフル
Manufacture:不明
Price: JPY 909
Shop: Osu shop
Arrival: 2026-01-08 20:01:11
description
Unspecified tweeter baffle If you are a self-made artist, by all means (Daiki Goto) Accessories: none Main Specifications: Dimensions: W178 x H178 x D15 mm Hole Diameter: 105 mm Screw Pitch: 127 mm Weight: 300 g (actual measurement)

大型ボード

Ask 24-43924-19858-00
大型ボード
Manufacture:自作
Price: JPY 1,818(pair)
Arrival: 2024-09-16 20:32:31
description
Disposal price has been reduced (member price not applicable) 2024/9/16 sales price 10,000 yen A large self-made audio board with a sturdy wooden board sandwiched between a floor mat and felt. It was created by the previous owner for TANNOY Westminster. As for the exterior, there is a feeling of use such as scratches on the bottom (Tamai Jun) Accessories: none Main specifications: size W1040 x D700 x H23 mm, weight 8.0 kg/sheet

4560BK-SU.S.A

Ask 25-48077-23062-00
4560BK-S
Manufacture:JBL
Original price: JPY 240,000
Price: JPY 36,364(pair)
U.S.A 1975 made
Shop: Osu shop
Arrival: 2025-11-21 19:26:52
description
The disposal price has been reduced. Member prices are not applicable. 2025/11/21 sales price 50,000 yen JBL's classic front load enclosure 4560BK. You can experience the thick, energetic low frequencies unique to professional models. Metal stand with casters, with self-made wings. The screws on the back plate are missing, and there are only 2 screws on both sides. The wing plate is chipped and the screw is loose. The unit looks like it came with a D-130A-E. There are stains and stains on the exterior (Suzuki Keita) Accessories: self-made wing, metal stand with casters ※ missing back screws Main specifications: enclosure (including wings): W1667 x H915 x D625 mm 48.95 kg/1 (actual measurement) caster stand: W760 x H295 x D610 mm 11.25 kg/1 unit (actual measurement)

JBLトゥイーター用スタンド

Ask 25-45808-17212-00
JBLトゥイーター用スタンド
Manufacture:自作
Price: JPY 4,545(pair)
Arrival: 2025-08-26 20:18:20
description
The price has been drastically reduced. 2025/8/26 sales price 8,000 yen. This is a self-made tweeter stand that supports JBL 075, 077, 2405, etc. It is a design where a sheet like shrink paint is attached to the wood to match the color with the main body (Murakoshi Yoichi) Accessories: none Main specifications: wooden W110×H45×D50mm

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

4N5B246

Ask 25-45698-05224-00
4N5B246
Manufacture:BLAUPUNKT
Price: JPY 2,727(pair)
Shop: Osu shop
Arrival: 2025-04-30 18:45:12
description
*Currently sold. Elliptical coaxial 2-way unit with unknown details. How about someone who is a self-made artist? There is dirt and dullness (Oikawa Tetsuji) Maintenance information: 2025.8.10 operation confirmed Accessories: none Main specifications: 4Ω W154 × H50 × D950 mm

4N5B246

Ask 25-45698-05225-00
4N5B246
Manufacture:BLAUPUNKT
Price: JPY 2,727(pair)
Shop: Osu shop
Arrival: 2025-04-30 18:45:22
description
*Currently sold. Elliptical coaxial 2-way unit with unknown details. How about someone who is a self-made artist? There is dirt and dullness (Oikawa Tetsuji) Maintenance information: 2025.8.10 operation confirmed Accessories: none Main specifications: 4Ω W154 × H50 × D950 mm

バスレフポート小

Ask 25-46892-13935-00
バスレフポート小
Manufacture:不明
Price: JPY 909(pair)
Shop: Osu shop
Arrival: 2025-07-26 20:03:48
description
Self-acting bass reflex port. W90 x H15 x D100 mm cork part depth 45 mm inner diameter 55 mm cork part outer diameter 65 mm (permanent future bucket) Accessories: none

オリンパス用ボード

Ask 25-46399-09953-00
オリンパス用ボード
Manufacture:自作
Price: JPY 9,091(pair)
Shop: Osu shop
Arrival: 2025-07-11 19:06:33
description
A board specially designed for JBL's Olympus. What about those who have one? Scratches and chips are conspicuous overall (Sasaki Shota) Accessories: none Main specifications: W910 x H30 x D460 mm weight 8.1 kg (actual measurement)

analog vol.21 2008 AUTUMN

20-90008-28945-60
analog vol.21 2008 AUTUMN
Price: JPY 909
雑誌・書籍1000円以上で送料無料
Arrival: 2020-10-08 13:10:52
description
※Shipping service. Special Feature = Latest Analog Player/Audition Report 2/World Speaker Brand “Large Aperture Temptation 3” /Sound Quality Improvement Accessory Collection/Tube Amplifier Research New Generation Model Edition/Monitor Audio “PL300” that sounds famous machines/self-made workshop craft introduction RCA-XLR conversion unit/new development of the Japanese high-end brand “Digital Domain” H20.10.20 issued/published model: 2-X Perience No.532/Myrtle Hart Silver/TRV-EQ3SE/HEQA01/LA Sphere/Platinum PL300/DJ-4500/SL-1200MK6/6-PERSPEX/WYNDSOR Analog Player/PS-LX300USB/801D/Titan VII/SPC-2000/G2000/I880/V80/POW1000S/NS -211S/
46cmダブルウーファーエンクロージャー
Manufacture:自作
Price: JPY 909(pair)
Shop: Osu shop
Arrival: 2022-07-16 20:08:41
description
The disposal price has been reduced! Member prices are not applicable. 2022/7/16 sales price 100,000 yen wooden 46cm double woofer type. Baffle opening diameter 425mm, screw pitch 490mm, baffle and enclosure plate thickness 24mm, duct opening diameter 108mm. Both the front and back panels cannot be removed. There are color differences on the left and right sides of the exterior, and there are chipped corners, dents, and stains. (TAKIMOTO Yutaka) Accessories: none Main specifications: W1600 x H950 x D850 mm (actual measurement) The weight has not been measured, but it seems that it is 100 kg or more.

ASW

Ask 21-32455-16249-00
ASW
Manufacture:自作
Price: JPY 909(pair)
Shop: Osu shop
Arrival: 2024-12-22 19:55:55
description
ASW enclosure with a height of 2380 mm. Finished with plywood and wood grain veneer, it looks beautiful. The bass reflex hole has 2 slits and no ducts. It is for 38 cm units, and since the upper cabinet has a large volume, you can expect a low range with plenty of room. Unit mounting hole diameter: 350 mm, screw pitch, 370 mm diagonal, plate thickness 27 mm There are stains, scratches, and stains on the exterior. (TAKIMOTO Yutaka) Accessories: 14 unit screws (2 missing) *The trolley is not included Main specifications: upper part: W488 × H1520 × D475 mm 46.8 kg (actual measurement) lower part: W488 × H860 × D475 mm 31.2 kg (actual measurement) total weight 78 kg/unit

ぐい呑インシュレーター

Ask 24-44104-21261-00
ぐい呑インシュレーター
Manufacture:自作
Price: JPY 1,818
Shop: Osu shop
Arrival: 2024-09-22 20:21:25
description
Set of 3 A self-made insulator that imitates “drinking,” which is sometimes used as an insulator. The warm atmosphere is attractive (Daiki Goto) Accessories: none Main specifications: Weight approx. 100g

自作バーティカルツイン風

Ask 24-42487-07378-00
自作バーティカルツイン風
Manufacture:不明
Price: JPY 909(pair)
Shop: Osu shop
Arrival: 2024-04-23 20:12:05
description
※Inexpensive because it is in poor condition. Self-made 2way/3way enclosure. The size of the hole is different at the top, with an opening diameter of about 315 mm on the top and about 360 mm on the bottom. There are many peeling veneer, corner pads, scratches, etc. (Oikawa Tetsuji) Accessories: none Main specifications: W450 x H1056 x D480 mm approx. 33 kg

38cmサブウーファー

Ask 23-41422-27314-00
38cmサブウーファー
Manufacture:自作
Price: JPY 909(only one piece)
Shop: Osu shop
Arrival: 2024-01-03 19:04:32
description
A 38cm double configuration enclosure that can be used as a center woofer or center speaker. The previous owner had an electro voice 38cm woofer installed. Comes with casters. There is a lot of feeling of use, such as uneven paint and bolt marks on the top plate. Please contact us for shipping (Murakoshi Yoichi) Accessories: none Main specifications: W1045 x H790 x D604 mm 52.2 kg

TT-101用キャビネット

Ask 23-41233-26351-00
TT-101用キャビネット
Manufacture:自作
Price: JPY 2,727
Shop: Osu shop
Arrival: 2023-12-16 20:17:20
description
A self-made large record player cabinet where Victor's TT-101 was mounted. SAEC's WE-308SX was mounted on the arm. Shipping costs will be estimated separately (Sasaki Shota) Accessories: none Main specifications: W630 x H205 x D570 mm, arm hole diameter 43/29 mm, weight 26.2 kg
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