12468 results
Manufacture | Model/Title | Price | Arrival date

303UK

This item has been sold.You can't purchase now. 16-04901-88169-00
303
Manufacture:QUAD
Original price: JPY 110,000
Price: JPY 90,727 Sold Out
UK 1967 made
Shop: Osu shop
Arrival: 2023-11-22 20:22:07
description
Maintained! A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is both neutral and as deep as a tube amp, has an appeal that never fades. The exterior has small scratches and dullness (Oikawa Tetsuji) Maintenance information: 2023.11.22 Maintained (power cord created, DIN4P cable created, other internal all checks. Power stage transistor replacement. Replace in-board coupling capacitors and gain setting capacitors. Crossover distortion adjustment.) Accessories: power cable, connection cable, copy of instruction manual Main specifications: 45W+45W W120×H159×D324mm 8.2 kg

MC300U.S.A

This item has been sold.You can't purchase now. 24-42092-04370-00
MC300
Manufacture:Mcintosh
Original price: JPY 580,000
Price: JPY 290,909 Sold Out
U.S.A 1995 made
Arrival: 2024-02-27 19:36:10
description
Genuine Electri A 300W+300W class power amplifier introduced as a successor to the MC7300. As a matter of fact, the driving ability with a sense of stability and a rich tone with a low center of gravity are amazing. A balanced connection is also possible when combined with a C40 or the like. The exterior is slightly dull to some extent. JLN3091 (Fujisawa Yukishi) Maintenance information: 2024.2.27 Operation confirmed Accessories: copy of instruction manual, power cord Main specifications: 300W+300W (2/4/8Ω) built-in output transformer W445 x H187 x D480 mm 35.8 kg

MODEL 102U.S.A

This item has been sold.You can't purchase now. 24-42090-04339-00
MODEL 102
Manufacture:Jeff Rowland
Original price: JPY 290,000
Price: JPY 116,364 Sold Out
U.S.A 2006 made
Arrival: 2024-02-27 19:53:46
description
The price has been drastically reduced. 2024/2/27 sales price 145,000 yen JEFF ROWLAND's compact power amplifier MODEL102 has arrived. Although it is small, the driving power is high enough with a 100W output. In combination with CAPRI, it shows maximum tonal appeal, and it is an excellent machine that is compatible with various pri even when used alone. In addition to the exterior and several fine scratches on the upper front, dullness and a feeling of use can be seen (Kobayashi Hitoshi) Maintenance information: 2024.2.26 Operation confirmed Accessories: instruction manual, power cord Main specifications: 100W+100W (8Ω) frequency characteristics 54-65kHz damping factor 1000 twin mono configuration machined aluminum block W348 x H68.5 x D190 mm 3.4 kg

BT20A

This item has been sold.You can't purchase now. 24-42049-04061-00
BT20A
Manufacture:FOSI AUDIO
Price: JPY 5,455 Sold Out
Arrival: 2024-02-26 19:52:27
description
*Currently sold. Bluetooth 5.0 ultra-compact power amplifier. It is ideal for small speakers etc. on the computer side. The exterior is good with a dullness (Kobayashi Hitoshi) Maintenance information: 2024.2.25 Operation confirmed Accessories: power cable, original box Main specifications: impedance 2Ω to 8Ω MAX output 100W x 2 THD ≤ 0.04% /SNR ≥98dB/frequency range 20Hz-20kHz (±1dB) Input mode: Bluetooth and RCA input sensitivity W90 x H36 x D132 mm 680 g

MC500U.S.A

This item has been sold.You can't purchase now. 24-42022-03743-00
MC500
Manufacture:McIntosh
Original price: JPY 110,000
Price: JPY 430,000 Sold Out
U.S.A 1994 made
Arrival: 2024-02-20 19:41:40
description
The price has been reduced. 2024/2/20 sales price 498,000 yen Maintenance was completed in 2022/3. A power amplifier representing the Macintons of yesteryear. The power to make a 38cm woofer sound lightly with impressive driving power and a sense of scale with a rich sense of volume are impressive. It is a powerful machine that has high overall strength and is one of the most popular McKinns in history. The bright mid to high range sound goes well with modern speakers. As for the exterior, there are small scratches, scuffs, etc. on the top plate. Serial JKE1638 (Yonejima Satoshi) Maintenance information: 2022.3.23 Maintained (each lamp replaced. Remove replacement connectors, etc., and clean the board. Pattern correction. Solder correction. RCA jack replacement Semi-fixed VR exchange. Replace deteriorated urethane. Bias and offset checks. Output audio check. (Interior and exterior cleaning) Accessories: Power cable ※Instructions are being ordered Main specifications: rated output 500W+500W MONO 1,000W output frequency band 20Hz to 20kHz SNR 115dB (at rated output) W445 x H255 x D491 mm weight 49.9 kg

A202U.S.A

This item has been sold.You can't purchase now. 23-41421-27242-00
A202
Manufacture:SAE
Price: JPY 63,455 Sold Out
U.S.A
Arrival: 2024-01-30 19:47:47
description
The price has been drastically reduced. 2024/1/30 sales price 79,800 yen Maintenance completed! Although it has a small design, the thickness in the mid-range, which is comparable to large machines, is an SAE. Recommended as an introduction to American transistor power. Slight scuffs and dullness can be seen on the exterior front panel (Kobayashi Hitoshi) Maintenance information: 2024.1.30 maintenance completed (internal check, bias POT replacement, Rch driver Tr replacement) Accessories: none Main specifications: 100W+100W (8Ω) 10Hz-20kHz damping factor 83 W450 x H105 x D340 mm 11 kg

FET-5W-KITJapan

This item has been sold.You can't purchase now. 24-42053-04088-00
FET-5W-KIT
Manufacture:Digit
Original price: JPY 23,810
Price: JPY 6,364 Sold Out
Japan
Arrival: 2024-02-25 19:55:16
description
※The volume knob is out of stock. This is a FET stereo power amplifier kit with an aluminum chassis and a wooden body. It consists of 2 parts: a FET amplifier board and a power supply board, and a toroidal core is used for the power transformer. The exterior has stains, dirt, etc. (FUJISAWA KOSHI) Maintenance information: 2024.2.25 Operation confirmed Accessories: instruction manual Main specifications: 5W+5W W300×H127×D200mm actual measurement 3.0 kg

520fsUK

This item has been sold.You can't purchase now. 24-41798-02129-00
520fs
Manufacture:QUAD
Price: JPY 86,182 Sold Out
UK
Arrival: 2024-02-02 19:55:21
description
The price has been reduced. 2024/2/2 sales price 99,800 yen Maintained! professional monitor amplifier It has strength unique to commercial use, and the driving power in the low range is truly remarkable. However, it also has a strong sense of temperature typical of a quad, so it is an amplifier that I would like people who are shunned when the sound is too straight for commercial use to try it once. The output is an XLR terminal only, and a conversion terminal is included. There are abrasions on the top surface and other places. Serial Q 006236 (Murakoshi Yoichi) Maintenance information: 2023.2.2 maintenance (gain setting C replacement, power stage Tr, driver stage Tr, etc. check OK, aging test) Accessories: power cable Main specifications: 105W+105W (8Ω) 20Hz to 20kHz W483 × H89 × D290 mm 11 kg

520UK

This item has been sold.You can't purchase now. 24-41798-02128-00
520
Manufacture:QUAD
Original price: JPY 260,000
Price: JPY 90,727 Sold Out
UK 1985 made
Arrival: 2024-02-19 20:07:56
description
Maintained! professional monitor amplifier It has strength unique to commercial use, and the driving power in the low range is truly remarkable. However, it also has a strong sense of temperature typical of a quad, so it is an amplifier that I would like people who are shunned when the sound is too straight for commercial use to try it once. There is a feeling of use throughout. Serial Q002959 (Murakoshi Yoichi) Maintenance information: 2024.2.15 maintenance (internal Tr, C, R check, output phase correction resistor, DC IN± bypass C, gain setting C, CDS replacement within the INPUT photocoupler. INPUT VOL CLEANING Output cable XLR cannon attached) Accessories: power cable Main specifications: 100W+100W (8Ω) W483 × H88 × D310 mm 12.5 kg

510UK

This item has been sold.You can't purchase now. 24-41798-02127-00
510
Manufacture:QUAD
Original price: JPY 580,000
Price: JPY 107,273(pair)Sold Out
UK 1985 made
Arrival: 2024-02-16 19:26:13
description
The disposal price has been reduced. Member discounts are not applicable. 2024/2/16 This is the top quad power amplifier model with a sales price of 198,000 yen. The company's signboard technology uses the current damping circuit. A powerful aircraft that combines astonishing driving power with British expressiveness. The output is only balanced, but a new cable has been created and included. There are small scratches and a feeling of use on the exterior and overall (Murakoshi Yoichi) Maintenance information: 2024.2.15 maintenance (S/NQ001343: operation check, large crossover distortion → poor Tr characteristics in the board → replacement, other power stages, other Trok. ±B bypass C, gain setting C exchange, output cable creation. S/NQ001460: Internal Tr.C.R all check, DC IN± bypass C, gain setting C deterioration → replacement, output cable XLR cannon installation, operation check) Accessories: output cable (2.5 m) Main specifications: 135W mono pair W482.6 x H88 x D320 mm weight 13 kg

P-300XJapan

This item has been sold.You can't purchase now. 24-41593-00661-00
P-300X
Manufacture:Accuphase
Original price: JPY 300,000
Price: JPY 125,455 Sold Out
Japan 1980 made
Shop: Osu shop
Arrival: 2024-02-16 20:00:03
description
The disposal price has been reduced (member prices are not applicable). 2024/2/16 sales price 178,000 yen Maintained! The third generation of the P-300 series. A MOS FET is used for the drive stage, and you can feel a sense of sharpness and transparency in the company's traditional sound. The impression is that it has been refined from the powerful and powerful sound of the first generation, and smoothness has been added. There are scratches on the top plate and small scratches in places (Kojima Yosuke) Maintenance information: 2024.2.16 maintained (output stage, drive stage, first stage cascord part, semiconductor sorting exchange resistance exchange, semi-fixed VR replacement, solder correction, ATT disassembly, cleaning, etc., switch cleaning, heat dissipation grease exchange, bias adjustment, offset check, output voice check) Accessories: power cable Main specifications: 200W+200W (4Ω) 150W+150W (8Ω) 75W+75W (16Ω) when connected to a bridge 400W (8Ω) 200W (16Ω) W445 × H160 × D373mm 22.5 kg

RADIAU.S.A

This item has been sold.You can't purchase now. 24-41757-01831-00
RADIA
Manufacture:HOVLAND
Original price: JPY 1,650,000
Price: JPY 230,909 Sold Out
U.S.A 2003 made
Shop: Osu shop
Arrival: 2024-01-28 20:10:16
description
The disposal price has been reduced. Member prices are not applicable. 2024/1/28 sales price 448,000 yen Skillful design with smoked acrylic material, polished aluminum front panel, thick acrylic base material, etc. Although it is solid state, the smooth, rounded sound like a vacuum tube amplifier is attractive. The exterior has scratches on the front panel corner, and there are scratches, dullness, etc. (Oikawa Tetsuji) Maintenance information: 2024.1.28 Operation confirmed Accessories: power cable Main specifications: rated output: 125 w/ch (8 Ω) 200 w/ch (4 Ω) input impedance: 50 kΩ (unbalanced) voltage gain: 26 dB (non-inverting, 8 Ω/4 Ω load) frequency characteristics: 5 Hz to 20 kHz (+ 0/ -0.25 dB) external dimensions: W464 x D423 x H183 mm Weight: 33.2 kg

MSASwitzerland

This item has been sold.You can't purchase now. 24-42046-03976-00
MSA
Manufacture:NAGRA
Original price: JPY 1,350,000
Price: JPY 634,545 Sold Out
Switzerland
Shop: Osu shop
Arrival: 2024-02-23 20:09:25
description
Comes with original box! A genuine Taiyo International product. It is a stereo power amplifier with the same compact housing as products such as the company's PL-L. 60W+60W high-performance MOS FET power transistors are used in pairs. The front panel is equipped with a power meter, which can be said to be the symbol of Nagra. Bridge connection is also possible (Sasaki Shota) Maintenance information: 2024.2.23 Operation confirmed Accessories: instruction manual, power cord, original box, gloves, short pins Main specifications: 60W+60W 8Ω frequency band 10Hz-70kHz input 1 system XLR speaker output 1 system XLR main unit W280 ✕ H230 ✕ D118mm 9.6 kg

MIMESIS 8Switzerland

This item has been sold.You can't purchase now. 24-42011-03694-00
MIMESIS 8
Manufacture:GOLDMUND
Original price: JPY 1,029,000
Price: JPY 230,909 Sold Out
Switzerland 1990 made
Arrival: 2024-02-20 19:49:30
description
The price has been drastically reduced. 2024/2/20 sales price 298,000 yen genuine Stellar product. An attractive power amplifier with a highly transparent sound field and clean sound. If you combine GOLDMUND with each other, you can get a reproduced sound that is truly elegant. The exterior, dullness, and a feeling of use can be seen on the upper edge of the front panel, such as abrasions, scratches, small scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2024.2.18 Operation confirmed 2010.3.16 Manufacturer maintained (power relay replacement, replacement of other deteriorated parts, inspection, adjustment, running test) Accessories: power cable Main specifications: 125W+125W (8Ω) 250W+250W (3Ω) SNR 110dB W483 × H150 × D483 mm 35 kg

model 102U.S.A

This item has been sold.You can't purchase now. 24-41806-02200-00
model 102
Manufacture:JEFF ROWLAND
Original price: JPY 290,000
Price: JPY 131,818 Sold Out
U.S.A 2006 made
Arrival: 2024-02-22 19:39:38
description
Maintained by the manufacturer! JEFF ROWLAND's compact power amplifier, MODEL 102, has arrived. Although it is small, the driving power is high enough with a 100W output. It shows maximum tonal appeal in combination with CAPRI, but it is an excellent machine that is compatible with various pri even when used alone (Murakoshi Yoichi) Maintenance information: 2024.2.21 maintenance (on-board capacitor replacement.) Accessories: instruction manual, power cord, original box Main specifications: 100W+100W (8Ω) frequency characteristics 54-65kHz damping factor 1000 twin mono configuration machined aluminum block W348 x H68.5 x D190 mm 3.4 kg

CITATION24U.S.A

This item has been sold.You can't purchase now. 24-41978-03473-00
CITATION24
Manufacture:HARMAN/KARDON
Original price: JPY 142,000
Price: JPY 27,091 Sold Out
U.S.A 1987 made
Arrival: 2024-02-21 19:43:26
description
※6 month warranty. Harman Kardon power amplifiers are rarely distributed domestically. Strong flavor and strong American sound. The exterior has dullness and scratches. Serial S104-03994 (Yonejima Satoshi) Maintenance information: 2024.2.21 operation confirmed Accessories: instruction manual Main specifications: 100W+100W (4Ω) 100W+100W (8Ω) W443 x H155 x D368 mm weight 15 kg

MC7300U.S.A

This item has been sold.You can't purchase now. 24-41727-01629-00
MC7300
Manufacture:McIntosh
Original price: JPY 650,000
Price: JPY 242,727 Sold Out
U.S.A 1991 made
Shop: Osu shop
Arrival: 2024-01-25 20:05:53
description
The price has been drastically reduced. 2024/1/25 sales price 298,000 yen Maintenance was completed in 2022/7. Genuine Electri, late wide panel model. A popular mid-size model with a low noise design. Since this model, balanced input is also supported, and support for the digital age of audio is being promoted. The resolution of the rich and vivid mid-range unique to McKinn has increased, and the low frequencies have also evolved to draw contours. The exterior of the serial JGP3538 is dull, and the lamp is slightly dark (Kobayashi Hitoshi) Maintenance information: 2022.7.12 maintenance completed (lamp replacement, power stage Tr single check, pattern solder crack correction, connector caulking, cleaning, power supply resistance C replacement, power, meter SW internal crack reinforcement correction, output transformer lead wire ground insulation treatment, each SW/VOL cleaning) Accessories: copy of instruction manual Main specifications: 300W+300W (2/4/8Ω), 600W during MONO (2/4/8Ω) W445 x H196 x D420 mm 35 kg

MC500U.S.A

This item has been sold.You can't purchase now. 17-13686-75049-00
MC500
Manufacture:McIntosh
Original price: JPY 1,100,000
Price: JPY 409,091 Sold Out
U.S.A 1994 made
Arrival: 2024-02-21 19:40:05
description
* There is no problem with playback, but only RCH is sold at a low price because it continues to run slightly above 1 memory when there is no signal. Maintained on 2017.12. A power amplifier representing the Macintons of yesteryear. The power to make a 38cm woofer sound lightly with impressive driving power and a sense of scale with a rich sense of volume are impressive. It is a powerful machine that has high overall strength and is one of the most popular McKinns in history. The bright mid to high range sound goes well with modern speakers. The meter lamp is dim, and there is a feeling of use such as dust. Serial JKE3249 (Kanai Hidetsugu) Maintenance information: 2017.12.13 maintenance completed (meter illumination lamp replacement, meter regulator board capacitor replacement, AC relay board cement resistor/C replacement, operation check, power stage connector waveform check) 2019.2.20 Maintained (RCH meter misalignment → dual TR failure in driver board → replacement) Accessories: instruction manual (copy), power cord Main specifications: rated output 500W+500W MONO 1,000W output frequency band 20Hz to 20kHz SNR 115dB (at rated output) W445 x H255 x D491 mm weight 49.9 kg

MC252U.S.A

This item has been sold.You can't purchase now. 24-42017-03728-00
MC252
Manufacture:McIntosh
Original price: JPY 500,000
Price: JPY 316,364 Sold Out
U.S.A 2003 made
Arrival: 2024-02-21 19:40:18
description
Macintosh heavy high power amplifier. Unlike the rough McKinn sound of the past, it was transformed into a wide and clear sound. Of course, it also has a rich thickness in the mid to low frequencies, making it an attractive modern McKinn sound. You can see a feeling of use, such as appearance, dullness, minor scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2024.2.20 Operation confirmed Accessories: copy of instruction manual, power cord Main specifications: power stereo 250W+250W (2/4/8Ω) Mono Parallel 500W (1/2/4Ω) Mono Bridge 500W (4/8/16Ω) size W445 x H240 x D376mm (knob included) weight 43.7 kg

PMA-2000/4Japan

This item has been sold.You can't purchase now. 23-41403-27119-00
PMA-2000/4
Manufacture:DENON
Original price: JPY 120,000
Price: JPY 63,455 Sold Out
Japan 2002 made
Shop: Osu shop
Arrival: 2024-01-25 20:15:04
description
Maintained by the manufacturer! 4th generation of the DENON 2000 series. It is an amplifier that can be enjoyed regardless of the genre of music, with its plump, loud mid and low frequencies, and a pleasant, sharp tone. There are scratches and line marks on the front on the exterior (Mizusaki Ryo) Maintenance information: 2024.1.25 Maintained (volume replacement. Check the operation of each part) Accessories: instruction manual, power cord Main specifications: High-rigidity 6-block, separate chassis, power amplifier, direct input, bi-wiring compatible, 80W+80W, W434 x H180 x D478 mm, 23.5 kg 

MARK 2500U.S.A

This item has been sold.You can't purchase now. 23-41421-27239-00
MARK 2500
Manufacture:SAE
Original price: JPY 650,000
Price: JPY 152,727 Sold Out
U.S.A 1977 made
Arrival: 2024-02-20 19:49:36
description
The price has been reduced. 2024/2/20 sales price 178,000 yen Genuine RF 115V specification (100V operation confirmed) SAE power amplifier synonymous with American sound. The powerful, carefree, and tight sound image is perfect for ROCK and JAZZ. In particular, the dry sound of the bass and drums is truly an American sound. The sense of power that easily drives a large woofer is also attractive. Appearance, dullness, abrasions, and a feeling of use can be seen (Kobayashi Hitoshi) Maintenance information: 2024.2.20 Maintained (internal power stage Tr x 2 in-board driver Tr first stage replacement. Coupling C, etc. replacement, output mute relay contact polishing treatment, meter lamp replacement. (Push button contact cleaning operation check) Accessories: none Main specifications: output 300W+300W (8Ω) W483 x H188 x D460 mm 25.2 kg

B-2201LJapan

This item has been sold.You can't purchase now. 24-42002-03632-00
B-2201L
Manufacture:SANSUI
Original price: JPY 410,000
Price: JPY 143,636 Sold Out
Japan 1985 made
Arrival: 2024-02-18 19:58:44
description
Maintained in 2023/6! The younger brother of the B-2301L is rarely in stock. Inheriting the powerful character of an advanced machine, the performance exceeds the price with good extrusion, good response, and strong mid and low frequencies. It makes me hear the depth of sound unique to this era. There are small scratches and scratches on the exterior. Serial 2150023 (Yonejima Satoshi) Maintenance information: 2023.6.17 Maintained (relay replaced. Power amplifier internal constant current diode replacement. Semi-fixed volume replacement for power amplifier adjustment. Meter lamp replacement. Input changeover switch x 5 disassembly contact polishing. Fix it by removing the input pin jack mounting base jack. DC balance, idling current adjustment) Accessories: copy of instruction manual Main specifications: 300W+300W (8Ω) W474 x H215 x D498 mm 36 kg

WP-1200BJapan

This item has been sold.You can't purchase now. 24-41748-01781-00
WP-1200B
Manufacture:RAMSA
Original price: JPY 147,000
Price: JPY 8,000 Sold Out
Japan
Arrival: 2024-02-06 20:14:01
description
The disposal price has been reduced! (Member discounts are not applicable) 2024/2/6 sales price 15,000 yen*There are no operation confirmation issues, but since it is for business use, it will be handed over as is without warranty. The powerful sound quality combines subtlety and sharpness. The exterior has scratches and stains from use over time. Serial ED 1192 (Jun Tamai) Maintenance information: 2024.2.6 Operation confirmed Accessories: none Main specifications: W480 x H102 x D394 mm 12 kg

405UK

This item has been sold.You can't purchase now. 24-41852-02560-00
405
Manufacture:QUAD
Original price: JPY 198,000
Price: JPY 90,727 Sold Out
UK 1975 made
Arrival: 2024-02-15 19:58:55
description
The disposal price has been reduced. Member discounts are not applicable. 2024/2/15 sales price 128,000 yen Maintained! Quad power amplifier Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. Scratches are scattered on the top surface, and many other small scratches can be seen (Murakoshi Yoichi) Maintenance information: 2024.2.14 maintenance (internal check, power supply block capacitor replacement. Exchange other DC cut C, gain setting C, etc., and check operation) Accessories: power cable Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg

MC2500U.S.A

This item has been sold.You can't purchase now. 24-41745-01763-00
MC2500
Manufacture:McIntosh
Original price: JPY 1,180,000
Price: JPY 343,636 Sold Out
U.S.A 1980 made
Arrival: 2024-02-16 19:49:08
description
Maintained! A model that can be said to be the flagship of Macintosh. This time it's the silver panel version. It is characterized by its dense, strong sound with a strong sense of extrusion. In particular, the deep sound when combined with JBL's large monitor speakers goes great together. The dynamism in the mid to low range, which is difficult to obtain even with current Mackin power amplifiers, is attractive. There are threads and dirt marks on the exterior. Serial JCS 1940 (Fujisawa Yukishi) Maintenance information: 2024.2.16 maintained (input VR, meter lamp, display lamp, electrolytic capacitor, RCA jack, etc. replaced, power guard lamp filter correction, solder correction, urethane sheet replacement, mode SW disassembly cleaning, card edge contact cleaning, bias and offset check, output sound checked) Accessories: power cord Main specifications: 500W+500W (1000W when mono) equipped with power guard circuit W483 x D465 x H263 mm 60.3 kg

A-03Japan

This item has been sold.You can't purchase now. 24-41892-02870-00
A-03
Manufacture:ESOTERIC
Original price: JPY 945,000
Price: JPY 452,727 Sold Out
Japan 2008 made
Arrival: 2024-02-16 20:04:55
description
It has been inspected by the manufacturer! This is an esoteric pure A (Class A) power amplifier. Each channel is equipped with an independent dedicated power supply unit, and a large toroidal transformer is independently mounted on the L/R. In addition to the powerful sounds, the sound images that are clearly depicted are truly esoteric. The exterior has scuffs and dullness on the upper left front. Serial 200002 (Tomoho Asaine) Maintenance information: 2024.2.16 Maintained (speaker terminal correction, adjustment, and various comprehensive inspections carried out) Accessories: instruction manual power cable Main specifications: rated output stereo 50W+50W (8Ω) 100W+100W (4Ω) BTL200W (8Ω) frequency characteristics 5Hz-100kHz (+0dB/-1.2dB, 1W output, 8Ω) S/N ratio 117 dB or more total harmonic distortion ratio 0.009% (1 kHz, 8 rated Ω output) input terminal XLR x 1 system, RCA x 1 system power consumption 400W external dimensions (W x H x D) 445 mm x 220 mm x 430 mm (including protrusions) mass approx. 38 kg

S-150MK2Germany

This item has been sold.You can't purchase now. 24-41835-02430-00
S-150MK2
Manufacture:Thomann
Price: JPY 24,364 Sold Out
Germany
Arrival: 2024-02-04 20:12:33
description
The price has been drastically reduced. 2024/2/4 sales price 29,800 yen ※Currently sold. 115V specification (operation confirmed at 100V). A German stereo power amplifier with resolution and expressiveness not typical of commercial use. It is proud of its exhilarating sound and outstanding driving power that comes out quickly. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi) Maintenance information: 2024.2.4 operation confirmed Accessories: instruction manual, power cord, original box Main specifications: 85W+85W (8Ω) 150W+150W (4Ω) W483 × H88 × D270 mm 11.5 kg

P-300LJapan

This item has been sold.You can't purchase now. 24-41621-00930-00
P-300L
Manufacture:Accuphase
Original price: JPY 330,000
Price: JPY 125,455 Sold Out
Japan 1984 made
Shop: Osu shop
Arrival: 2024-02-02 19:33:46
description
The disposal price has been reduced. Member prices are not applicable. 2024/2/2 sales price 178,000 yen Maintained! 4th generation model in the P-300 series. The power has also increased by about 20W since the initial model, and the sense of stability has increased even more. On the sound side, the thick sound remains the same, and the impression is that smoothness has been added. There are bruises in places (Kojima Yosuke) Maintenance information: 2024.2.2 maintained (6 output relays, push SW input, etc., semi-fixed VR, 8 electrolytic capacitors, replacement, solder correction, magnet catch, reinstallation, ATT disassembly, cleaning, screw difference correction bias and offset check, output voice check, BTL operation checked) Accessories: copy of instruction manual, power cable Main specifications: 170W+170W (8Ω) left and right independent volume level adjustable W445 x H160 x D373 mm 23 kg

M-90aJapan

This item has been sold.You can't purchase now. 24-41634-00983-00
M-90a
Manufacture:Pioneer
Original price: JPY 220,000
Price: JPY 63,455 Sold Out
Japan 1988 made
Shop: Osu shop
Arrival: 2024-02-13 19:54:04
description
Maintained! Pioneer's premium power amplifier. The weight has increased drastically since the M-90, and weight has been added to the sound while keeping the translucent suppleness intact. Since it comes with a volume and can be directly connected to a CD, it is perfect for getting started with a separate amplifier. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi) Maintenance information: 2024.2.13 maintenance completed (full solder correction for each board and full line output amplifier section correction. Buffer amplifier transistor and resistor replacement. Output relay disassembly contact cleaning and polishing. VR decomposition carbon body cleaning, olefin oil application. (Reset meter instructions) Accessories: copy of instruction manual Main specifications: 200W+200W (8Ω) W457 x H163 x D432 mm 28 kg

DMA-200S Series2U.S.A

This item has been sold.You can't purchase now. 24-41860-02611-00
DMA-200S Series2
Manufacture:SPECTRAL
Original price: JPY 1,480,000
Price: JPY 736,364 Sold Out
U.S.A 2016 made
Arrival: 2024-02-13 19:46:47
description
The price has been drastically reduced. 2024/2/13 sales price 898,000 yen Maintained! Genuine Kinara domestic 100V specification! The DMA200S S2 power amplifier from Spectral USA is in stock for the first time at Hi-Fi. An improved model of the 200S famous machine! The sound of a high speed, high resolution, and clear sound image will be refined. The appeal is further enhanced by combining it with the company's preamp. There is a scratch on the top plate. Serial 200635 (Fujisawa Yukishi) Maintenance information: 2024.2.13 Maintained (diodes, electrolytic capacitors, semi-fixed VR, lamps, etc. replaced due to defects and deterioration. The bias and offset check output sound was checked. The popping sound when the power is turned on is a specification. There is a description so that the power will not be turned on when the input is released. Therefore, please switch the balance unbalance while the power is off.) Accessories: instruction manual, power cord Main specifications: output 180 W x 2 (8 ohms) 300 x 2 (4 ohms) maximum power consumption 1600 W 482 x H184 x D458 mm weight 29.0 kg 

X-PM100-SEJapan

This item has been sold.You can't purchase now. 24-41936-03124-00
X-PM100-SE
Manufacture:Nmode
Original price: JPY 510,000
Price: JPY 180,000 Sold Out
Japan
Shop: Osu shop
Arrival: 2024-02-11 20:11:29
description
The price has been drastically reduced. 2024/2/12 sale price 238,000 yen This is a one-owner item, and it is a beautiful item with the original box. SE model that has already been tuned by Yoshidaen. The sharper mid-high range is impressive. It is a 1-bit digital amplifier with a sampling frequency of 20 MHz with the largest power supply capacity in NMODE history. You can hear unrivaled high speed and high response sound (Sasaki Shota) Maintenance information: 2024.2.11 Operation confirmed Accessories: original box, power cable, manual Main specifications: 17W+17W (8Ω) RCA x 3 systems, XLR x 2 systems External dimensions: W420 x H90 x D430 mm Weight: 15 kg

606Japan

This item has been sold.You can't purchase now. 18-19081-50395-00
606
Manufacture:QUAD
Original price: JPY 220,000
Price: JPY 90,727 Sold Out
Japan 1993 made
Shop: Osu shop
Arrival: 2024-02-14 20:00:28
description
Maintained. The 606 is thick and unimaginable from its compact exterior. The good sound unique to QUAD allows you to enjoy not only classical music, but also jazz vocals in a mild way. There are no major scratches that are particularly noticeable on the exterior (Oikawa Tetsuji) Maintenance information: 2024.2.14 Maintained (C replacement in the board. Power stage TR, driver stage TR check. Loosen the input/output screws. Mounting without bottom screws or rear screws Operation check. Nezio Original is not available) Accessories: power cable Main specifications: output 140W+140W (8Ω) W321×H140×D238mm 12kg

MARK2400LU.S.A

This item has been sold.You can't purchase now. 24-41897-02898-00
MARK2400L
Manufacture:SAE
Original price: JPY 460,000
Price: JPY 90,727 Sold Out
U.S.A 1977 made
Arrival: 2024-02-09 19:29:44
description
The disposal price has been reduced. Member discounts are not applicable. 2024/2/9 sales price 138,000 yen Maintenance completed! SAE power amplifiers with impressive dot LED meters, and I feel that they are so good that you can't hear them with modern amplifiers. It comes with 4 levels of gain control, so you can switch as you like. There is a feeling of use such as stains and abrasions throughout the exterior (Murakoshi Yoichi) Maintenance information: 2023.10.26 maintained (AC cable ground wire removal, relay contact cleaning, switch GAIN cleaning, replacement of C deterioration in the board, OK with other C, R, TR, etc., operation check) Accessories: none Main specifications: 200W+200W W482×D260×H285mm 16.5kg

B-5Japan

This item has been sold.You can't purchase now. 23-40931-23605-00
B-5
Manufacture:YAMAHA
Original price: JPY 250,000
Price: JPY 63,455 Sold Out
Japan 1979 made
Shop: Osu shop
Arrival: 2024-02-09 19:51:35
description
Maintained! A masterpiece power amplifier with an all-FET circuit configuration. The size of the sound stage and the quick attack and the way the penetrating sound disappears are excellent. The hairline finish on the front panel and the LED switch with an impressive orange light are also attractive. The exterior is dull. Serial 03624 (Fujisawa Yukishi) Maintenance information: 2024.2.9 Maintained (all left and right main amplifier board soldering fixed. Output relay replacement. Input volume contact correction) Accessories: No accessories Main specifications: 350W+350W (4Ω) 240W+240W (8Ω) W435 × H182.7 × D361.5 mm 20.9 kg

model 250U.S.A

This item has been sold.You can't purchase now. 24-41582-00505-00
model 250
Manufacture:marantz
Original price: JPY 300,000
Price: JPY 107,273 Sold Out
U.S.A 1970 made
Arrival: 2024-02-09 19:29:27
description
The disposal price has been reduced. Member discounts are not applicable. 2024/2/9 sales price 148,000 yen The meter lamp has been replaced with an LED, etc. Maintenance has been taken care not only of the interior but also of the wood case exterior! Marantz's masterpiece stereo power amplifier. It uses Motorola transistors and is modestly sized yet boasts excellent US driving power. The natural yet rich, comfortable American sound is addictive (Murakoshi Yoichi) Maintenance information: 2024.2.9 maintained (meter lamp modified → LED itself NG → replacement, other output mute relay contact distortion → polishing treatment, internal Tr, C check → OK, cabinet exterior repair/polishing/painting) Accessories: cabinet Main specifications: differential amplification, pure complementarity, full stage direct connection OCL circuit, 125W+125W (8Ω) dimensions W391 x H146 x D264 mm weight 13.6 kg

MCM-105Japan

This item has been sold.You can't purchase now. 24-41934-03108-00
MCM-105
Manufacture:Victor
Original price: JPY 52,600
Price: JPY 18,000 Sold Out
Japan 1970 made
Arrival: 2024-02-11 19:53:31
description
105 series stereo power amplifier. It is designed to be combined with MCP-105. A level adjustment volume is mounted on the back, and it can be adjusted when using multiple amplifiers, etc. The exterior has a feeling of use such as dullness (Tomoho Asaine) Maintenance information: 2024.2.11 Operation confirmed Accessories: none Main specifications: output 50W+50W (4Ω) 50W+50W (8Ω) 36W+36W (16Ω) external dimensions 215x138x322mm weight 7.5 kg

MIMESIS 9Switzerland

This item has been sold.You can't purchase now. 24-41635-00996-00
MIMESIS 9
Manufacture:GOLDMUND
Original price: JPY 1,750,000
Price: JPY 408,182 Sold Out
Switzerland 1989 made
Arrival: 2024-02-06 20:12:39
description
The price has been drastically reduced. 2024/2/6 sales price 498,000 yen Maintained! The sound quality has good visibility and good grain from high to low frequencies, and the power of the low frequencies is particularly impressive. Recommended for those looking to add a little more subtlety to Levinson amplifiers. Exterior, dullness, abrasions, small scratches, marks, stains, etc. can be seen (Kobayashi Hitoshi) Maintenance information: 2024.2.6 maintained (12 replaceable electrolytic capacitors replaced, operation and characteristics confirmed, running tests, interior and exterior cleaning) Accessories: copy of instruction manual, power cord Main specifications: Rated output: 170W+170W (2-8Ω) W483 x H254 x D483 mm 65 kg 

Mark2600U.S.A

This item has been sold.You can't purchase now. 23-41365-26823-00
Mark2600
Manufacture:SAE
Original price: JPY 650,000
Price: JPY 107,273 Sold Out
U.S.A 1977 made
Arrival: 2024-01-11 20:08:40
description
The disposal price has been reduced. Member discounts are not applicable. 2024/1/11 sales price 178,000 yen Maintained! SAE power amplifiers are synonymous with American sound. The appeal is that it has enough power to feel like it comes close to the front, and the gentle, carefree sound. While it has the power to easily drive large 38cm speakers, etc., it allows you to listen to rich sound when stored in the low frequencies. There are spots and small scratches on the exterior. Serial 001586 (Hiura Katsuji) Maintenance information: 2024.1.11 maintained (all cleaning of front ATTSW, meter range SW, etc., other internal TN.C checks OK (Large output mutry distortion, dismantling contact polishing treatment ~ operation check) Accessories: none Main specifications: output 400W+400W (8Ω) W483 ✕ H178 ✕ D400mm 26.4 kg

STA-9U.S.A

This item has been sold.You can't purchase now. 24-41841-02440-00
STA-9
Manufacture:NuPrime
Original price: JPY 170,000
Price: JPY 77,091 Sold Out
U.S.A 2016 made
Arrival: 2024-02-05 19:30:48
description
The price has been reduced! 2024/2/5 sales price around 89,800 yen is good! Genuine fusion coordination. 120W A+D class stereo amplifier Furthermore, it is possible to operate as a 290W mono amplifier with a bridge amplifier. The goal is to achieve a tone unique to vacuum tube amplifiers, and it is designed with a more advanced even-order harmonic circuit. Serial 3002830 (Fujisawa Yukishi) Maintenance information: 2024.2.5 operation confirmed Accessories: instruction manual, power cord, original box Main specifications: 120W (stereo), 290W (bridge) input impedance 47kΩ playback frequency band 10Hz-50kHz W235 x H55 x D276mm (including terminals and legs) 4.8 kg

No.20.5LU.S.A

This item has been sold.You can't purchase now. 24-41803-02173-00
No.20.5L
Manufacture:Mark Levinson
Original price: JPY 2,760,000
Price: JPY 861,818(pair)Sold Out
U.S.A 1989 made
Arrival: 2024-02-01 19:48:00
description
The price has been reduced. 2024/2/1 sales price 998,000 yen 2020.4.29 Maintained! Pure Class A mono amp. The driving power, which boasts an output of 100W, shows exhilarating strength. One of Levinson's most famous power amplifiers combines not only strength and thickness, but also good separation and high texture in the mid to high range. Modern speakers also drive brilliantly, and the high degree of perfection is attractive. There are small scratches and paint peeling on the exterior. Serial 6231/6232 (Yonejima Satoshi) Maintenance Information: 2020.4.29 Maintained (capacitor, resistor, fuse replaced. Clean the power transistor socket. DC voltage, DC offset voltage, idling current, and other adjustments) Accessories: Power cable, Remo pin x 2, short pin x 2, connection cable Main specifications: output 100W/ch (8Ω), 200w/ch (4Ω) input unbalance (LEMO) 1 system, balance (XLR) 1 system, SP terminal 1 system (WBT) W483 x H212 x D560 mm 33 kg/unit

AP-701Japan

This item has been sold.You can't purchase now. 24-41779-01996-00
AP-701
Manufacture:TEAC
Original price: JPY 320,000
Price: JPY 189,091 Sold Out
Japan 2021 made
Arrival: 2024-02-02 19:55:18
description
The price has been drastically reduced. 2024/2/2 sales price 248,000 yen This is a TEAC stereo power amplifier with a dual monaural configuration equipped with 2 specially designed Hypex Ncores on the module. The high driving power and good SN are amazing. It's also an interesting one to use as a bi-amp. There are no noticeable scratches on the exterior. Serial 2190010 (Tamura Eiji) Maintenance information: 2024.2.2 operation confirmed Accessories: instruction manual, power cable, original box Main specifications: 125W+125W (8Ω) S/N ratio 110dB (8Ω) frequency characteristics 10Hz to 50,000 Hz W444 ✕ H111.3 ✕ D348.2 mm weight 9.9 kg

A-0Japan

This item has been sold.You can't purchase now. 24-41835-02429-00
A-0
Manufacture:SOULNOTE
Original price: JPY 110,000
Price: JPY 90,727 Sold Out
Japan 2016 made
Arrival: 2024-02-04 20:12:32
description
A model commemorating the 10th anniversary of establishment. The chassis has been redesigned and renewed while keeping the basic concept of SA1.0 intact. Sound quality and functionality have been upgraded. The circuit has a completely non-feedback discrete configuration, which improves driving ability and allows you to hear sound with a high sense of silence. The exterior is good with a dullness (Kobayashi Hitoshi) Maintenance information: 2024.2.4 operation confirmed Accessories: spike, spanner, instruction manual, power cord Main specifications: 10W+10W (8Ω) headphone output 3W+3W (32Ω) W430 × H102 × D418 mm weight 8.0 kg

SE-A5MK2Japan

This item has been sold.You can't purchase now. 23-41057-24516-00
SE-A5MK2
Manufacture:Technics
Original price: JPY 150,000
Price: JPY 63,455 Sold Out
Japan
Arrival: 2024-02-04 20:12:28
description
Maintained. An attractive power amplifier with rich bass, clear treble, and deep sound. Equipped with Technics's unique New Class A circuit, it enables efficient Class A operation, and you can enjoy powerful sound with plenty of driving power. You can see a feeling of use, such as appearance, dullness, small scratches, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2024.2.4 maintained (SAFETY OPERATION · COMPUTER OUT DRIVE lamp replacement, POWER lamp replacement, COMPUTER CLASS A lamp (double terminal type) 2k replacement, 4 meter lamps out (both terminal type) replacement, other speaker relay replacement, other idling confirmation adjustment, other input terminal switching SW disassembly contact polishing and cleaning, other sound output confirmation test) Accessories: instruction manual Main specifications: effective output 150W+150W (8Ω) output bandwidth 5Hz to 100000 Hz SNR 123dB damping factor 100 (8Ω) output meter indication range -60dB to +5dB power consumption 300W dimensions W430 × H178 × D416 mm weight 18.4 kg

WP-1100AJapan

This item has been sold.You can't purchase now. 24-41748-01783-00
WP-1100A
Manufacture:RAMSA
Original price: JPY 118,000
Price: JPY 18,182 Sold Out
Japan
Shop: Osu shop
Arrival: 2024-02-03 20:13:58
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. Overall, there is a feeling of use such as dirt and friction (Ryo Mizusaki) Maintenance information: 2024.2.3 sound output 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

X250.5U.S.A

This item has been sold.You can't purchase now. 23-40927-23570-00
X250.5
Manufacture:PASS
Original price: JPY 900,000
Price: JPY 386,364 Sold Out
U.S.A 2004 made
Shop: Osu shop
Arrival: 2024-01-31 19:46:20
description
The price has been reduced. 2024/1/31 sales price 448,000 yen Manufacturer maintained! A power amplifier known for its resilient, thick sound quality. The sound quality, which has a rich sense of scale, clear outlines, and a high sense of signal, is also recommended for KRELL power amp fans in the early 80s. The driving power to drive large speakers with plenty of room is also attractive. You can see a feeling of use, such as appearance, dullness, small scratches, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2024.1.31 manufacturer maintenance completed (left and right channel FET/various resistors, capacitors, USG board, all meter replacement, unreplaceable (original meter discontinued, unobtainable; replace with a newly constructed meter to adjust bias and offset) operation confirmation inspection) Accessories: short pin, power cable Main specifications: 250W+250W (8Ω) Class A dynamic range 144dB power consumption 270W W483 x H245 x D545 mm 36.3 kg

P-3000Japan

This item has been sold.You can't purchase now. 24-41791-02082-00
P-3000
Manufacture:Accuphase
Original price: JPY 390,000
Price: JPY 243,636 Sold Out
Japan 2004 made
Shop: Osu shop
Arrival: 2024-02-01 20:03:32
description
A power amplifier that inherits the direct lineage of the first P-300 when Accuphase was founded. It is easily compatible with low load impedances, and the deep, roomy playback sound is attractive. By connecting to a bridge, the driving power of the advanced P-7000 class can be reproduced. There are no major conspicuous wounds (Oikawa Tetsuji) Maintenance information: 2024.2.1 operation confirmed Accessories: instruction manual, power cable Main specifications: 75W+75W (8Ω), 300W (8Ω) when connected to a bridge, single CH3 para push pull current feedback amplifier circuit size W465 x H180 x D425 mm weight 24.0 kg

303UK

This item has been sold.You can't purchase now. 23-39684-13471-00
303
Manufacture:QUAD
Original price: JPY 110,000
Price: JPY 90,727 Sold Out
UK 1967 made
Arrival: 2023-11-24 19:55:34
description
Maintained! A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is as deep as a tube amp, exudes an appeal that won't fade. The exterior has a feeling of use over time, such as dullness and small scratches. Serial 45096 (Yonejima Satoshi) Maintenance information: 2023.11.24 Maintained (DIN4P, INPUT cable created. Check all other internal things. The power stage Tr has been replaced. Replace the coupling capacitor and bypass capacitor in the driver board. (Crossover distortion readjust) Accessories: power cord, connection cord Main specifications: 45W+45W W120×H159×D324mm 8.2 kg

P-300SJapan

This item has been sold.You can't purchase now. 24-89024-01407-00
P-300S
Manufacture:Accuphase
Original price: JPY 260,000
Price: JPY 116,364 Sold Out
Japan 1977 made
Shop: Osu shop
Arrival: 2024-01-21 19:46:28
description
The disposal price has been reduced. Member discounts are not applicable. 202/1/21 sales price 158,000 yen 2nd generation model of the P-300 series famous machine. The sharp, sharp, and exhilarating sound is alive and well. It also goes well with JBL, etc., and makes a powerful sound. You can enjoy rough sounds that cannot be experienced with current products. There are small scratches on the top plate on the exterior, and there is an overall feeling of use due to aging (Daiki Goto) ) Maintenance information: 2005.4.17 Maintained (deteriorated resistors, deteriorated capacitors replaced. Sound output operation confirmed) Accessories: power cable Main specifications: 150W+150W (8Ω) W445×H160×D355mm 25kg

model 9U.S.A

This item has been sold.You can't purchase now. 24-41745-01764-00
model 9
Manufacture:Jeff Rowland
Original price: JPY 4,800,000
Price: JPY 1,272,727 Sold Out
U.S.A 1992 made
Arrival: 2024-01-31 19:47:20

303UK

This item has been sold.You can't purchase now. 16-05924-97502-00
303
Manufacture:QUAD
Original price: JPY 110,000
Price: JPY 90,727 Sold Out
UK 1967 made
Arrival: 2024-01-23 19:48:46
description
Maintained! A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is as deep as a tube amp, exudes an appeal that won't fade. The exterior has a feeling of use over time, such as dullness and small scratches. Serial 75292 (Tomoho Asaine) Maintenance information: 2024.1.23 maintained (internal all checks, internal C replacement power stage Tr x 1 special defect, INPUT DIN connector replacement operation check, bias adjustment*The power lamp is quite dark, but this part is the current state) Accessories: copy of the instruction manual, power cord, connection cord Main specifications: 45W+45W W120×H159×D324mm 8.2 kg
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