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Manufacture | Model/Title | Price | Arrival date

Model 4Japan

Ask 25-48452-26141-00
Model 4
Manufacture:Softone
Original price: JPY 68,000
Price: JPY 40,909
Japan
Shop: Osu shop
Arrival: 2025-12-21 20:06:22
description
MM/MC compatible A tubular phono equalizer developed with the aim of better analog reproduction. You can enjoy a warm, natural sound using a vacuum tube non-feedback amplifier and a CR-type equalizer. The impedance can be switched according to the cartridge. (TERASHIMA Yuya) Maintenance information: 2025.12.21 operation confirmed Accessories: manual, power cable, original box Main specifications: MM/MC compatible 12AX7 (ECC83) x 2 W300 x H100 x D260 mm 4.8 kg

T-3Japan

Ask 25-48462-26225-00
T-3
Manufacture:Phasetech
Original price: JPY 38,000
Price: JPY 22,545
Japan 2005 made
Shop: Osu shop
Arrival: 2025-12-21 20:06:02
description
MC step-up transformer. It features a body structure that thoroughly eliminates magnetic noise. The sound is fresh and smooth. The range is also wide and the sound quality is relaxed and elegant (Mizusaki Ryo) Maintenance information: 2025.12.21 sound output confirmed Accessories: none Main specifications: Compatible cartridge impedance 1.5 to 40 ohms load impedance 47 kΩ boost ratio 26 dB W133 x H85 x 129 mm 1 kg

S-2007Japan

Ask 25-48054-22858-00
S-2007
Manufacture:LUXKIT
Price: JPY 12,727
Japan
Shop: Osu shop
Arrival: 2025-12-21 20:05:53
description
Power transformer primary: 100V secondary: CT-6.3V/2A, 370V/DC400mA, 5.5A/6.3V x 2, 90V/DC180mA W120 × H107 × D100 mm 6.4 kg There are abrasions and line scratches on the cover (Kojima Yosuke) Accessories: none

PV-65Japan

Ask 25-48054-22859-00
PV-65
Manufacture:SANSUI
Price: JPY 3,636
Japan
Shop: Osu shop
Arrival: 2025-12-21 20:05:52
description
Power transformer primary: 100-110V secondary: 6.3V/1A x 2, 12.6-6.3/1A, 270-0-270V/50mA W83 x H57 x D70 mm 1.4 kg There is paint float on the cover surface (Kojima Yosuke) Accessories: none

CV-6.2/3.7mU.S.A

Ask 25-48190-24095-00
CV-6.2/3.7m
Manufacture:AudioQuest
Price: JPY 22,545(pair)
U.S.A
Shop: Osu shop
Arrival: 2025-12-21 20:05:46
description
A self-made cable with single/bi-wire specifications using 2 CV-6.2 for each channel with 3.7 m pair end Y lug (WBT-0660CU) specification. The epidermis deteriorates and fades, and the fluff peels off and sticks. The plug shell is cracked or defective, and the +/- identification ring is missing (Kojima Yosuke) Accessories: none

WP-1100AJapan

Ask 25-48403-25764-00
WP-1100A
Manufacture:RAMSA
Original price: JPY 118,000
Price: JPY 9,091
Japan
Shop: Osu shop
Arrival: 2025-12-21 20:05:42
description
※There are no operation confirmation issues, but since it is for business use, it will be handed over as is without warranty. Excellent heat dissipation performance due to the servo cooling system. It clearly brings out stable sound quality even when used continuously for a long period of time, and the sound source and pre are simply brought out. The speaker cover is missing on the exterior. There is a feeling of use such as line damage and footprints on the top plate (Ryo Mizusaki) Maintenance information: 2025.12.21 operation confirmed Accessories: none Main specifications: 80 W+80 W (8 Ω continuous output) 110 W+110 W (4 Ω continuous output) 220 W (BTL 8 Ω continuous output) frequency characteristics 20 Hz to 20 kHz +0 -0.5 dB (at 4 Ω 1 W output) dimensions 480 x 102 x 394 mm

WP-1100AJapan

Ask 25-48403-25765-00
WP-1100A
Manufacture:RAMSA
Original price: JPY 118,000
Price: JPY 8,182
Japan
Shop: Osu shop
Arrival: 2025-12-21 20:05:38
description
※There are no operation confirmation issues, but since it is for business use, it will be handed over as is without warranty. Excellent heat dissipation performance due to the servo cooling system. It clearly brings out stable sound quality even when used continuously for a long period of time, and the sound source and pre are simply brought out. The exterior has multiple line scratches on the top plate (Mizusaki Ryo) Maintenance information: 2025.12.21 operation confirmed Accessories: none Main specifications: 80 W+80 W (8 Ω continuous output) 110 W+110 W (4 Ω continuous output) 220 W (BTL 8 Ω continuous output) frequency characteristics 20 Hz to 20 kHz +0 -0.5 dB (at 4 Ω 1 W output) dimensions 480 x 102 x 394 mm

WP-H062Japan

Ask 25-48403-25766-00
WP-H062
Manufacture:RAMSA
Price: JPY 7,273
Japan
Shop: Osu shop
Arrival: 2025-12-21 20:05:35
description
※There are no operation confirmation issues, but since it is for business use, it will be handed over as is without warranty. High sound quality is achieved by not having an output transformer. Equipped with a high-pass filter switch, it reduces distorted sound when the bass is output too much. The exterior has footprints on the top plate, and there is a feeling of use such as small scratches and dullness overall (Mizusaki Ryo) Maintenance information: 2025.12.21 operation confirmed Accessories: none Main specifications: rated output 60W+60W W480 x H88 x D417 mm weight 11 kg

PCM1796MK2

Ask 25-48402-25763-00
PCM1796MK2
Original price: JPY 28,800
Price: JPY 8,909
Shop: Osu shop
Arrival: 2025-12-21 20:05:31
description
*Currently sold. D/A converter using the famous Barbraun PCM1796 chip. It is a rare built-in transformer power drive in this price range. You can enjoy sound with a firm structure and good sound loss. This DAC supports 192 kHz/24 bit sampling, but please note that the USB input is compatible up to 48 kHz/16 bit. There is a small wound (Oikawa Tetsuji) Maintenance information: 2025.12.21 operation confirmed Accessories: power cable Main specifications: input USB/SPDIF/TOS sampling frequency 44.1/48 kHz (all inputs) W250 x H50 x D130 mm approx. 1.5 kg

SRP-P2070Japan

Ask 25-48402-25754-00
SRP-P2070
Manufacture:SONY
Original price: JPY 90,000
Price: JPY 6,364
Japan
Shop: Osu shop
Arrival: 2025-12-21 20:05:27
description
Currently sold. Sony commercial 1U size power amplifier. You can enjoy powerful sound at a low price. There is a line scratch on the top plate (Sasaki Shota) Maintenance information: 2025.12.21 sound output operation confirmed Accessories: power cable Main specifications: 50W+50W (8Ω) 70W+70W (4Ω) W430 × H59 × D380 mm

MDX-596Japan

Ask 25-48398-25744-00
MDX-596
Manufacture:YAMAHA
Original price: JPY 38,000
Price: JPY 9,091
Japan
Shop: Osu shop
Arrival: 2025-12-21 20:05:25
description
*Currently sold. Equipped with an IC with a built-in 24-bit DSP. It is an MD player that uses parts such as large capacitors and large resistors to achieve clear sound quality. As for the exterior, there are multiple small scratches on the top plate. The remote control is out of stock (Mizusaki Ryo) Maintenance information: 2025.12.21 operation confirmed Accessories: none Main specifications: W435 x H96 x D288 mm 4.0 kg

4507U.S.A

Ask 25-48442-26084-00
4507
Manufacture:JBL
Original price: JPY 110,000
Price: JPY 40,909(pair)
U.S.A 1984 made
Arrival: 2025-12-21 20:04:05
description
JBL standard 38cm enclosure. The 38 cm size is attractive because it is just the right size to take advantage of its impressive size. Depending on your preferences, you can play in 2 ways and enjoy various uses. You can see a feeling of use, such as appearance, marks, dullness, abrasions, etc. (Kobayashi Hitoshi) Accessories: Self-made saran net Main specifications: 38cm unit enclosure (2226H recommended) front bass reflex internal volume 140 liters minimum playback frequency 40 Hz W546 x H775 x D448 mm 26 kg

ALTEC 606 TYPE

Ask 25-48445-26121-00
ALTEC 606 TYPE
Manufacture:不明
Price: JPY 90,909(pair)
Arrival: 2025-12-21 20:04:01
description
An enclosure that imitates Altec Consumer No. 1 corner type. The majestic construction, which is reminiscent of the ICONIC era, and the specifications that make you feel particular about making the sound, such as materials and noise suppression, are attractive. There is paint deterioration on the side and top surface, and there is a slight difference in finish on the left and right sides of the bottom, color, etc. (Kobayashi Hitoshi) Accessories: none Main specifications: W910 × H933 × D614 mm 39 kg

7591A

Ask 25-48054-23432-00
7591A
Manufacture:SYLVANIA
Price: JPY 11,818(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:01:12
description
Pair tube heatwave pentode tube made in America measured value 60/60 (rejected value 36) logo printing with original box is disappearing ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

7591A

Ask 25-48054-23433-00
7591A
Manufacture:SYLVANIA
Price: JPY 11,818(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:01:11
description
Pair tube heatwave pentode tube made in America measured value 60/58 (rejected value 36) logo printing with original box is disappearing ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

300BS

Ask 25-48054-23373-00
300BS
Manufacture:曙光電子
Price: JPY 25,455(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:01:10
description
Pair tube direct heat triode tube Chinese eggplant tube metal foot measurement value 74/74 (rejected value 58) with original box*Pairs are determined based on gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box

PRIME KT88

Ask 25-48054-23406-00
PRIME KT88
Manufacture:SUN VALLEY
Price: JPY 2,727(only one piece)
Shop: Osu shop
Arrival: 2025-12-21 20:01:09
description
Sold per bottle Sunvalley sorting ball beam output tube measured value 62 (rejected value 44) with original box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

VT-4C

Ask 25-48054-22862-00
VT-4C
Manufacture:GE
Price: JPY 18,182(only one piece)
Shop: Osu shop
Arrival: 2025-12-21 20:01:08
description
Sold 1 bottle, 211 equivalent tube, large triode tube, made in America, measured Ip value: 47mA (the best standard IP value for this amplifier is 50mA) with brown box*Sound is checked with a test amplifier, plate current values have been measured, and it has been determined that operation is good (Kojima Yosuke) Accessories: tea box (damaged)

845C

Ask 25-48054-23369-00
845C
Manufacture:曙光電子
Price: JPY 18,182(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:01:07
description
Large triode tube, made in China, seems to have the same structure as Golden Dragon 845 Premium Metal. Measured Ip value: 73/72mA (the best standard IP value for this amplifier is 75mA) with original box ※Sound is checked with a test amplifier, plate current values have been measured, and it has been determined that operation is good (Kojima Yosuke) Accessories: original box

PRIME 845

Ask 25-48054-23371-00
PRIME 845
Manufacture:SUN VALLEY
Price: JPY 22,727(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:01:06
description
Pair tube large triode tube Sun Valley sorting sphere measured Ip value: 71/68mA (the best standard IP value for this amplifier is 75mA) *The test amplifier makes sound, measures plate current values, and operation has been checked (Kojima Yosuke) Accessories: original box

PRIME 300B

Ask 25-48054-23390-00
PRIME 300B
Manufacture:SUN VALLEY
Price: JPY 19,091(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:01:06
description
Pair tube Sun Valley sorting ball direct heat triode tea base made in China measured value 72/68 (rejected value 58) with original box*Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box

6550

Ask 25-48204-24662-00
6550
Manufacture:TUNG SOL
Price: JPY 14,545
Shop: Osu shop
Arrival: 2025-12-21 20:01:05
description
*Set of 2 (not treated as a pair due to differences in structure between the two tubes) Heated Beam Output Tube, Dharma Tube, Metal Brown Base, Made in America, Measured Value 64/62 (Rejected Value 44) with white box ※Measured values indicate gM values measured with the TV-7 testing machine (Kojima Yosuke) Accessories: white box

12AU7A

Ask 25-48407-25951-00
12AU7A
Manufacture:RCA
Price: JPY 5,909
Shop: Osu shop
Arrival: 2025-12-21 20:01:04
description
Sold 1 bottle ECC82 compatible ball long plate, made in America, measured value 102 (rejected value 56) with white box, logo printing has disappeared ※The measured values indicate GM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box

71A

Ask 25-48204-25132-00
71A
Manufacture:KEN RAD
Price: JPY 13,636(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:01:03
description
Pair tube direct heat triode made in America measured value 72/70 (rejected value 42) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none

71A

Ask 25-48204-25133-00
71A
Manufacture:SYLVANIA
Price: JPY 11,818(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:01:02
description
Pair tube direct heat triode tube made in America measured value 74/74 (rejected value 42) The printing design is different on both tubes, but the internal structure is the same*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none

300B

Ask 25-48204-25126-00
300B
Manufacture:不明
Price: JPY 11,818(pair)
Shop: Osu shop
Arrival: 2025-12-21 20:01:01
description
It was determined that it was made in China from the pair tube direct heat triode structure. Measured value 78/76 (rejected value 58) *The pair was determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none

SRP-E1031Japan

Ask 25-48398-25741-00
SRP-E1031
Manufacture:SONY
Original price: JPY 86,000
Price: JPY 9,091(pair)
Japan
Shop: Osu shop
Arrival: 2025-12-21 20:00:29
description
*Currently sold. Sony 31-band mono graphic equalizer, pair Even when it's dark, each band is brightly illuminated and displayed by LEDs. There is dullness, small scratches, and seal marks (Oikawa Tetsuji) Maintenance information: 2025.12.21 operation confirmed Accessories: none none Main specifications: 31 band division equalizer (MONO) input terminal and sensitivity/impedance: 100 kΩ (balanced) equalizer center frequency: 20 Hz, 25 Hz, 31.5 Hz, 40 Hz, 50 Hz, 63 Hz, 80 Hz, 100 Hz, 125 Hz, 160 Hz, 200 Hz, 250 Hz, 315 Hz, 400 Hz, 500 Hz, 630 Hz, 800 Hz, 1 kHz, 1.25 kHz, 1.6 kHz, 2 kHz, 2.5 kHz , 3.15 kHz, 4 kHz, 5 kHz, 6.3 kHz, 8 kHz, 10 kHz, 12.5 kHz, 16 kHz, 20 kHz equalizer variable range: ±12 dB output terminal and level/impedance: -20 dB, +4 dB switching/600 Ω (balance, load) W482 ✕ H88 ✕ D175 mm 3 kg/unit

PB-12Japan

Ask 25-33934-26279-00
PB-12
Manufacture:山本音響工芸
Original price: JPY 8,200
Price: JPY 1,818
Japan
Shop: Osu shop
Arrival: 2025-12-21 19:52:48
description
※The spikes are out of stock, so it's cheap. Set of 4 Uses Asada cherry wood from Hokkaido. It doesn't tighten too much as a metal insulator, and it makes the most of the sound of the music. There is a spike mark on one of the exterior (Mizusaki Ryo) Accessories: none Main specifications: W70×D70×H35mm

Autograph用ボード

Ask 25-48463-26226-00
Autograph用ボード
Manufacture:自作
Price: JPY 13,636
Shop: Osu shop
Arrival: 2025-12-21 19:52:43
description
Self-made autograph board, pair (Oikawa Tetsuji) Main specifications: W744×H30×D748mm Weight 6.3 kg/1 sheet

不明インシュレーター

Ask 23-41494-27731-00
不明インシュレーター
Manufacture:不明
Price: JPY 455
Shop: Osu shop
Arrival: 2025-12-21 19:45:44
description
It is very similar to the J1 Project insulator, but there is no compatible size, and details are unknown. Set of 4 There is stickiness due to deterioration on the back side (Ryo Mizusaki) Accessories: none Main specifications: diameter 39 mm thickness 3 mm weight 7.1 g/piece
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