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Manufacture | Model/Title | Price | Arrival date

SU-A6Japan

Ask 25-89025-18191-00
SU-A6
Manufacture:Technics
Original price: JPY 100,000
Price: JPY 36,182
Japan 1980 made
Arrival: 2025-09-13 20:02:23
description
The price has been reduced. 2025/9/13 sales price 49,800 yen The ceiling panel is out of stock. Maintained! Technics thin preamp. It has a neat sound typical of Technics, so you can relax and enjoy music without getting tired of listening. It's also convenient that there are plenty of tone controls. There is a feeling of use such as dullness. Serial ADIL22ED028 (Yamato Yuki) Maintenance information: 2025.8.11 Maintained (switch dismantling and polishing (input selector, phono selector, reck-out) push switch disassembly and polishing (muting, loudness, subsonic, filter), solder repair, volume cleaning adjustment, etc., various volume cleaning, internal inspection cleaning, operation confirmation) Accessories: copy of instruction manual Main specifications: Phono MM/MC compatible, 2 line input systems W430 x H97 x D360 mm 5.5 kg

SU-9070/2Japan

Ask 25-47271-16763-00
SU-9070/2
Manufacture:Technics
Original price: JPY 120,000
Price: JPY 63,455
Japan 1977 made
Arrival: 2025-09-11 19:53:20
description
The price has been drastically reduced! 2025/9/11 sales price 79,800 yen This is a special maintenance item that has successfully overcome crackling noise with thorough polishing of the switch and volume! The simple structure honestly expresses the sound of the sound source. Equipped with 3 PHONO inputs (MM/MC), this is a great amplifier for record users. This is a rare control amplifier that has been sold very rarely. Scratches and rust can be seen on the exterior. Also, there is a part of the knob missing (Fujisawa Yukishi) Maintenance information: 2025.9.11 Maintained (main volume part dismantled and cleaned. Switch disassembly and polishing (muting, input selector, phono selector, reck-out, ext. mode switch). Replace the power lamp. Power supply (3 pieces) and equalizer circuit section (10 pieces) capacitor replacement. Solder repair. (Internal inspection cleaning, exterior, pin jack cleaning, operation check.) Accessories: No accessories Main specifications: stereo DC flat preamp line input 2 systems PHONO input 3 systems (MC/MM) W450 x H92 x D369 mm 7 kg

PRA-6000Japan

Ask 24-44808-26905-00
PRA-6000
Manufacture:DENON
Original price: JPY 450,000
Price: JPY 252,727
Japan 1982 made
Shop: Osu shop
Arrival: 2025-11-08 20:11:57

PRA-2000Japan

Ask 24-44228-22115-00
PRA-2000
Manufacture:DENON
Original price: JPY 200,000
Price: JPY 90,727
Japan 1979 made
Arrival: 2025-07-05 19:50:23
description
The disposal price has been reduced. Member discounts are not applicable. 2025/7/5 sales price 138,000 yen All boards have been maintained, such as soldering fixes, switches, volume disassembly, contact polishing, etc. A popular DENON control amplifier for its excellent phono equalizer. MC head amplifiers are famous for their quality, and they fully draw out the amount of information in the cartridge. It's a neat sound typical of a domestic amplifier with clear yet solid mid-range sound. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi) Maintenance information: 2025.7.5 maintenance completed (1 panel LED replaced. PHONO circuit board and all other circuit boards have been soldered and corrected. Switch, volume disassembly contact polishing. (I/O pin jack polish) Accessories: copy of instruction manual Main specifications: CR equalizer with 3 PHONO inputs MC head amplifier W455 x H132 x D357 mm 10.5 kg

PRA-2000Japan

Ask 25-45527-03151-00
PRA-2000
Manufacture:DENON
Original price: JPY 200,000
Price: JPY 90,727
Japan 1979 made
Arrival: 2025-06-21 19:47:00
description
The disposal price has been reduced! (Member prices are not applicable) 2025/6/21 sales price 138,000 yen Maintained! A popular DENON control amplifier for its excellent phono equalizer. MC head amplifiers are famous for their quality, and they fully draw out the amount of information in the cartridge. It's a neat sound typical of a domestic amplifier with clear yet solid mid-range sound. On the exterior, you can see a feeling of use such as dullness and scratches on the cabinet, serial 1115798 (Asaine Tomoho) Maintenance Information: 2025.6.17 Maintained (Electrolytic Capacitor 20% Capacity Change, 10 parts replaced. Main volume disassembly contact cleaning. MIN/MAX stopper damage replacement balance volume contact cleaning mechanical switch disassembly contact cleaning each board soldering confirmation and correction board cleaning. Power supply voltage regulation. Output DC level adjustment Internal harness re-wiring Internal cleaning AC plug, RCA terminal, GND terminal cleaning Exterior screw cleaning, wood panel cleaning, front panel knob cleaning) Accessories: copy of instruction manual Main specifications: CR equalizer with 3 PHONO inputs MC head amplifier W455 x H132 x D357 mm 10.5 kg

No.326SU.S.A

This item has been sold.You can't purchase now. 25-47954-21830-00
No.326S
Manufacture:MARK LEVINSON
Original price: JPY 1,650,000
Price: JPY 543,636 Sold Out
U.S.A 2004 made
Arrival: 2025-10-31 19:34:48
description
The price has been drastically reduced. 2025/10/31 sales price 698,000 yen A masterpiece preamp representing Mark Levinson's new generation. It is a sound with a high degree of perfection, good texture, and a sense of freshness. There is no lack of power seen in domestic machines, etc., and you can relax and immerse yourself in music with sound quality with intonation typical of high-end aircraft. There is rubbing on the top surface. Serial 9800002238 (Takasaki Atsushi) Maintenance information: 2025.10.31 operation confirmed Accessories: original box (different serial), remote control, manual, power cord Main specifications: Line 7 system high precision discrete attenuator W451 × H74 × D357 mm 9.1 kg

No.320SU.S.A

Ask 25-47962-21925-00
No.320S
Manufacture:Mark Levinson
Original price: JPY 950,000
Price: JPY 299,091
U.S.A 2004 made
Shop: Osu shop
Arrival: 2025-11-02 19:55:40
description
The disposal price has been reduced. Member prices are not applicable. 2025/11/2 sales price 428,000 yen*Inexpensive because the remote control is out of stock. Maintained in 2024/12. A preamplifier directly connected to the famous No. 32L machine. The modern SN feel with a fresh edge and the subtlety and sound field unique to high-end preamps are also attractive. Power amplifiers that can be combined with neutral characters are also compatible with a wide range of applications. There are thin footprints, line marks, etc. on the top plate (Oikawa Tetsuji) Maintenance information: 2025.11.2 operation confirmed 2024.12.8 Maintained (replace deteriorated parts; Solder deterioration correction power supply unit capacitor correction is set to 120V specification; operation confirmed by changing to 100V specification) Accessories: power cable, instruction manual Main specifications: Line-only amplifier, line input, 7 systems, high-precision discrete attenuator W451 x H74 x D357 mm 9.1 kg

Metis 2Switzerland

Ask 25-48001-22320-00
Metis 2
Manufacture:GOLDMUND
Original price: JPY 700,000
Price: JPY 243,636
Switzerland 2010 made
Arrival: 2025-11-05 19:59:51
description
The price has been reduced. 2025/11/5 sales price 298,000 yen Goldmund's small control amplifier will be introduced for the first time in a long time. An all-aluminum chassis plus a preamplifier equipped with a unique clean power supply “AC Curator.” The subtle sound image with good response and the beautiful sound that feels good against the skin create a taste unique to the company. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2025.11.5 operation confirmed Accessories: remote control, instruction manual, power cord, 8 short pins Main specifications: analog input RCA x 5 analog output RCA x 1 W300 x H60 x D285 mm 3.5 kg

Integra P-306RJapan

Ask 25-47681-19738-00
Integra P-306R
Manufacture:ONKYO
Original price: JPY 110,000
Price: JPY 45,273
Japan 1981 made
Arrival: 2025-10-04 19:51:55
description
The price has been drastically reduced. 2025/10/4 sales price 59,800 yen Maintained in 2024/5! A high-performance preamp developed by Onkyo in the early 1980s. It is equipped with 3 types of cartridge selectors for 2 Phono inputs, making it a great specification for analog users. The way the dry mids sound is reminiscent of the sounds of the 60s and 70s. In addition to the exterior, conspicuous line marks on the top plate, and dents on the corners, dullness and a feeling of use can be seen (Kobayashi Hitoshi) Maintenance information: 2024.5.9 maintained (maintenance contents/indicator lamp replacement, mode, recoup, input selector, cartridge selector, subsonic switch disassembly, polishing grease application, operational amplifier replacement, solder repair, each volume, switch cleaning, internal inspection and cleaning, operation confirmation.) Accessories: copy of instruction manual Main specifications: input LINE3 system PHONO2 (MM/MC) system power consumption 26W dimensions W450 x H990 x D403 mm weight 9.5 kg

DA-P10Japan

Ask 25-47746-20190-00
DA-P10
Manufacture:DIATONE
Original price: JPY 60,000
Price: JPY 54,545
Japan 1976 made
Shop: Osu shop
Arrival: 2025-11-08 20:07:59

C-90Japan

Ask 25-46875-13814-00
C-90
Manufacture:Pioneer
Original price: JPY 170,000
Price: JPY 72,545
Japan 1988 made
Shop: Osu shop
Arrival: 2025-08-20 20:08:52
description
The price has been drastically reduced. 2025/8/20 sales price 89,800 yen Maintained! The remote control is missing, and the standby lamp does not light up, but there is no problem with operation. The sound is clear in the mid to high range, and the sound is clear. When combined with the company's M-90, they maximize each other's performance. There is a scratch on the top plate (Daiki Goto) Maintenance information: 2025.8.20 maintained (① video circuit power supply unit, replacement due to thermal resistance deterioration, capacitor replacement ② all panel operation part tact switch replacement ③ master volume dismantling and cleaning ④ equalizer and other signal relay replacement ⑤ backup battery replacement ⑥ solder deterioration part repair ⑦ each volume cleaning, pin jack polishing, interior and exterior inspection and cleaning. *We weren't able to confirm that the video enhancer was effective. (Video composite output) *I don't know the specifications, but the reckout selector can only switch VCR, and only the source is used for tape. *The standby lamp does not turn on. Also, since the remote control was not attached, it was not possible to check the operation with the remote control.) Accessories: copy of the manual Main specifications: 6 audio and video inputs, S-terminal, dubbing possible, PHONO (MM/MC) dimensions W457 x H133 x D404 mm weight 11.2 kg

C40U.S.A

Ask 25-47666-19587-00
C40
Manufacture:McIntosh
Original price: JPY 580,000
Price: JPY 234,545
U.S.A 1993 made
Arrival: 2025-10-24 20:03:16
description
The price has been drastically reduced. 2025/10/24 sales price 298,000 yen Maintained! Deteriorated parts such as 6 lamps, 8 diodes, 4 capacitors, etc. have been replaced, and maintenance has been completed for each switch, volume disassembly, cleaning, etc.! While being clear and precise, this is a powerful machine that also has the thickness and intensity of sound of successive Macintosh control amplifiers. It is a famous machine with a deep sense of nostalgia that is compatible with both vintage and modern models. Using the familiar 5-band equalizer, it is also possible to change the desired tone depending on the song. The exterior has a feeling of use such as dullness and small scratches. Serial JHD3072 (Tomonori Asaine) Maintenance information: 2025.10.24 Maintained (illumination lamp deterioration replacement, push button LED OK, display part hidden due to rubber ring deterioration → replacement. Power supply diodes, C deterioration replacement, pin jack cleaning, each SW VOL cleaning, operation check) Accessories: copy of instruction manual Main specifications: built-in monitor amplifier with 5-band equalizer (20W x 2/8Ω), compatible with balanced input/output, PHONO (MM) compatible, W468 x H183 x D432 mm, 12 kg

C34VU.S.A

Ask 25-46573-11374-00
C34V
Manufacture:McIntosh
Original price: JPY 540,000
Price: JPY 198,182
U.S.A 1986 made
Arrival: 2025-06-28 19:40:51
description
The price has been drastically reduced! 2025/6/28 sales price 258,000 yen Maintenance has been completed, such as glass panel peeling correction, input board capacitor replacement, etc. Macintosh's classic preamp. It reproduces clear mid-range and glossy tones. This model should be used by music fans who enjoy all kinds of sources. The full range of functions, such as a 5-band equalizer and a 7-source input selector, is also attractive. You can see a feeling of use on the exterior, dullness, rust, small scratches, etc. (Kobayashi Hitoshi) Maintenance information: 2025.6.28 maintenance completed (each SW, VOL cleaning, lamp replacement, push button cleaning, pin jack cleaning, glass panel peeling correction, input board capacitor replacement, fuse replacement, operation check of each part (there is a slight gap left on the equalizer)) Accessories: copy of instruction manual Main specifications: Equalizer up and down 12dB (center frequency/30Hz/150Hz/500Hz/1.5kHz/10kHz) rated output 20W+20W (8Ω) W445 x H192 x D395 mm 11.8 kg

C34VU.S.A

Ask 25-46876-13817-00
C34V
Manufacture:McIntosh
Original price: JPY 540,000
Price: JPY 198,182
U.S.A 1986 made
Arrival: 2025-09-01 20:04:02
description
The price has been drastically reduced! 2025/9/1 sales price 258,000 yen All switches were disassembled and maintained, such as contact cleaning, etc. in 2025/5! Macintosh's classic preamp. It reproduces clear mid-range and glossy tones. This model should be used by music fans who enjoy all kinds of sources. The full range of functions, such as a 5-band equalizer and a 7-source input selector, is also attractive. There are small scratches and partial peeling on the exterior. Serial JEB8721 (Jun Tamai) Maintenance information: 2025.5.14 maintained (RCA terminal solder fixed push switch, rotary switch, all switches disassembly contact cleaning contact grease coating main volume disassembly contact polishing cleaning conversion board creation replacement electrolytic capacitor replacement panel lamp replacement panel peeling correction each input/output operation check) Accessories: copy of instruction manual Main specifications: Equalizer up and down 12dB (center frequency/30Hz/150Hz/500Hz/1.5kHz/10kHz) rated output 20W+20W (8Ω) W445 x H192 x D395 mm 11.8 kg

C34VU.S.A

Ask 25-46880-13838-00
C34V
Manufacture:McIntosh
Original price: JPY 540,000
Price: JPY 198,182
U.S.A 1986 made
Shop: Osu shop
Arrival: 2025-08-23 20:07:31
description
The price has been drastically reduced! 2025/8/23 sales price 258,000 yen Each volume type has been disassembled and maintained, such as contact cleaning, etc.! Macintosh's classic preamp. It reproduces clear mid-range and glossy tones. This model should be used by music fans who enjoy all kinds of sources. The full range of functions, such as a 5-band equalizer and a 7-source input selector, is also attractive. (SASAKI Shota) Maintenance information: 2025.8.23 maintained (each SW/VOL cleaning, lamp replacement, auto on fuse switching, push button dismantling and cleaning, poor companion pot, LED x 1 off → replacement, pin jack cleaning. Assemble after refining each volume disassembly contact and applying protective grease. (Operation was confirmed with all oscilloscopes) Accessories: copy of the manual Main specifications: Equalizer up and down 12dB (center frequency/30Hz/150Hz/500Hz/1.5kHz/10kHz) rated output 20W+20W (8Ω) W445 x H192 x D395 mm 11.8 kg

C32U.S.A

Ask 25-47958-21892-00
C32
Manufacture:McIntosh
Original price: JPY 776,000
Price: JPY 252,727
U.S.A 1977 made
Arrival: 2025-11-08 19:53:41

C30U.S.A

Ask 25-47608-19190-00
C30
Manufacture:McIntosh
Original price: JPY 760,000
Price: JPY 189,091
U.S.A 1985 made
Arrival: 2025-10-22 20:08:26
description
The price has been drastically reduced! 2025/10/22 sales price 258,000 yen Maintained! A rare preamp sold during the golden age of Macintosh. It is a McKinn preamp with a mild impression compared to the C33, etc., and has an orthodox expression with thick mid-range and well-balanced low frequencies. Equipped with an equalizer function and many input systems, this unit is easy to handle with simple operation. On the exterior, rust can be seen behind the top plate. Also, there is some peeling on the front. Serial JDM 1386 (Tamura Eiji) Maintenance information: 2025.10.22 maintained (panel peeling correction, each SW/VOL cleaning (main, headphone, equalizer VOL replaced) lamp switch replacement, operation check) Accessories: No accessories Main specifications: 5-band tone control preamp phono mm1 system line input 8 systems size W406 x H138 x D330 mm weight 8.2 kg

C-2aJapan

Ask 25-89025-14098-00
C-2a
Manufacture:YAMAHA
Original price: JPY 170,000
Price: JPY 116,364
Japan 1978 made
Arrival: 2025-07-26 19:23:10
description
The price has been reduced. 2025/7/26 sales price 138,000 yen The interior has been thoroughly reviewed, and deteriorated parts such as the volume and selector have been dismantled and polished, and deteriorated parts such as 10 diodes, 18 resistors, 8 transistors, and 7 capacitors have been replaced! Yamaha's famous C-2a. The transparency and three-dimensional effect of the sound have been brilliantly revived. I recommend this one for those who like natural, crisp sound in the mid to high range with good texture. The sound of the PHONO input is good, so it is a popular amplifier for analog fans. The exterior has a feeling of use such as dullness and scratches. Serial 02657 (Yonejima Satoshi) Maintenance information: 2025.4.20 Maintained (panel lever switch and volume disassembly contact polishing. Replace the tone control circuit equalizer circuit, 10 varistor diodes in the power supply circuit, 8 transistors, 18 metal film resistors, and 7 capacitors. Input/output pin jack polish) 2025.7.26 maintained (MC head amplifier circuit deteriorated transistor replacement. (Long time sound output operation check) Accessories: No accessories Main specifications: PHONO input 2 systems W435 x H72 x D320 mm 7.9 kg

C-2aJapan

Ask 25-89025-19017-00
C-2a
Manufacture:YAMAHA
Original price: JPY 170,000
Price: JPY 116,364
Japan 1978 made
Arrival: 2025-09-24 19:43:37
description
The price has been reduced. 2025/9/24 sales price 138,000 yen Replace 29 deteriorated capacitors, disassemble all volumes and switches, and clean thoroughly! Yamaha's famous C-2a. The transparency and three-dimensional effect of the sound have been revived brilliantly. The mid-high range, which has good texture, is recommended for those who like clear sound. It has a reputation for the sound quality of phono equalizers, and is a popular amplifier for analog fans. There are line scratches and noticeable stains (Takasaki Atsushi) Maintenance information: 2025.8.28 Maintained (MUTE switch disassembly terminal cleaning. TREBLE volume decomposition correction and cleaning. Disassemble and clean the main volume and other switches and selectors. Electrolytic capacitor replacement. (Panel, terminal, and housing cleaning) Accessories: copy of the manual Main specifications: PHONO input 2 systems (MM/MC) DC amplifier configuration W435 x H72 x D320 mm 7.9 kg

C29U.S.A

Ask 25-47017-14866-00
C29
Manufacture:McIntosh
Original price: JPY 550,000
Price: JPY 180,000
U.S.A 1979 made
Arrival: 2025-08-27 19:01:23
description
The disposal price has been reduced. Member discounts are not applicable. 2025/8/27 sales price 238,000 yen Maintenance has been completed with attention to details such as replacing 26 capacitors and replacing lamps. A control amplifier representing the golden age of McKinn. Compared to the C28, this model has a wider range and more subtlety. The rich, glossy, and thick tone is alive and well, and it plays particularly well with vintage speakers. The exterior and front of the top plate are curved, dullness, scratches, etc., and a feeling of use can be seen (Kobayashi Hitoshi) Maintenance information: 2025.8.26 Maintained (each SW, VOL cleaned, 5 lamps, bridge diode replaced. BASS-TREBLE direct soldering, push button dismantling and cleaning, pin jack cleaning, main VOL shaft length, angle processing correction, other pattern internal correction, cleaning (BASS and TREBLE Gari cannot be completely captured) Accessories: copy of instruction manual Main specifications: frequency characteristics 20 Hz to 20 kHz input terminals PHONO 1 · 2, AUX, TUNER, TAPE 1 · 2 W406 × H138 × D330 mm 8.6 kg

C29U.S.A

This item has been sold.You can't purchase now. 25-46687-12218-00
C29
Manufacture:McIntosh
Original price: JPY 550,000
Price: JPY 170,909 Sold Out
U.S.A 1979 made
Arrival: 2025-07-19 20:08:10
description
The disposal price has been reduced! (Member prices are not applicable) 2025/7/19 sales price 258,000 yen In addition to replacing a total of 10 capacitors, every aspect of each SW has been cleaned and maintained! A control amplifier representing the golden age of McKinn. Compared to the C28, this model has a wider range and more subtlety. The rich, glossy, and thick tone is alive and well, and it plays particularly well with vintage speakers. There is a feeling of use on the exterior, such as line damage or dullness. Serial JBZ7967 (Jun Tamai) Maintenance information: 2025.7.19 maintained (each SW, VOL cleaning, push button dismantling and cleaning, lamp deterioration replacement, bridge diode deterioration replacement, auto on-board capacitor replacement, glass panel peeling correction (text part not possible), pin jack cleaning, headphone noise → capacitor fluid leak replacement, some bubble noise remains when switching between BASS and TREBLE.) Accessories: copy of instruction manual Main specifications: frequency characteristics 20 Hz to 20 kHz input terminals PHONO 1 · 2, AUX, TUNER, TAPE 1 · 2 W406 × H138 × D330 mm 8.6 kg

C29U.S.A

Ask 25-47467-18164-00
C29
Manufacture:McIntosh
Original price: JPY 550,000
Price: JPY 180,000
U.S.A 1979 made
Arrival: 2025-10-18 20:04:15
description
The disposal price has been reduced! (Member prices are not applicable) 2025/10/18 sales price 238,000 yen Maintained including replacement of 5 lamps, balance loudness volume, lamp, etc. A control amplifier representing Mackin's golden age. Compared to the C28, this model has a wider range and more subtlety. The rich, glossy, and thick tone is alive and well, and it plays particularly well with vintage speakers. There are small scars and dullness over time (Oikawa Tetsuji) Maintenance information: 2025.10.18 Maintained (each SW, VOL cleaning, lamp replacement. Push button dismantling cleaning. LDR deterioration replacement, bridge diode deterioration replacement. BASS, TREBLE direct solder. Glass panel peeling correction. Pin jack cleaning. Balance loudness VOL exchange) Accessories: instruction manual Main specifications: frequency characteristics 20 Hz to 20 kHz input terminals PHONO 1 2, AUX, TUNER, TAPE 1, 2 W406 × H138 × D330 mm 8.6 kg

C29U.S.A

Ask 25-47467-18163-00
C29
Manufacture:McIntosh
Original price: JPY 550,000
Price: JPY 180,000
U.S.A 1979 made
Shop: Osu shop
Arrival: 2025-10-23 19:48:03
description
The disposal price has been reduced. Member prices are not applicable. 2025.10.23 Sales price 238,000 yen Each volume switch has been cleaned, 6 capacitors replaced, 5 lamps have been replaced, etc., and maintenance has been carried out with attention to detail! A control amplifier representing the golden age of McKinn. Compared to the C28, I get the impression that the breadth and subtlety of the sound stands out. Even in this age, the rich, glossy tone is still alive and well, and vintage speakers play well (Daiki Goto) Maintenance information: 2025.10.23 Maintained (each SW, VOL cleaning, lamp deterioration replacement. Auto on fuse disconnection → replacement, push button dismantling and cleaning, AC cord replacement, condenser liquid leak → replacement, pin jack cleaning, fuse holder damage → replacement, operation check (BASS, TREBLE can't take full pictures) Accessories: manual Main specifications: frequency characteristics 20 Hz to 20 kHz input terminals PHONO 1 · 2, AUX, TUNER, TAPE 1 · 2 W406 × H138 × D330 mm 8.6 kg

C29U.S.A

This item has been sold.You can't purchase now. 25-46567-11311-00
C29
Manufacture:McIntosh
Original price: JPY 550,000
Price: JPY 170,909 Sold Out
U.S.A 1979 made
Arrival: 2025-06-26 19:57:03
description
The disposal price has been reduced! (Member prices are not applicable) 2025/6/26 sales price 238,000 yen Maintenance has been completed, such as capacitor replacement and switch disassembly and polishing! A control amplifier representing the golden age of McKinn. Compared to the C28, this model has a wider range and more subtlety. The rich, glossy, and thick tone is alive and well, and it plays particularly well with vintage speakers. The exterior is in good condition, and there is a feeling of use such as scratches and dullness over time. Serial JBZ4959 (Yamato Yuki) Maintenance information: 2025.6.26 Maintained (each SW, VOL cleaning. lamp replacement. Push button dismantling and cleaning. BASS, TREBLE direct solder Glass panel peeling correction. Pin jack cleaning. Auto onboard capacitor replacement. Balance loudness exchange. Operation check. (Balance knob attached) Accessories: copy of instruction manual Main specifications: frequency characteristics 20 Hz to 20 kHz input terminals PHONO 1 2, AUX, TUNER, TAPE 1, 2 W406 × H138 × D330 mm 8.6 kg

C-2850Japan

This item has been sold.You can't purchase now. 25-47972-22058-00
C-2850
Manufacture:Accuphase
Original price: JPY 1,280,000
Price: JPY 1,018,182 Sold Out
Japan 2016 made
Shop: Osu shop
Arrival: 2025-11-03 19:57:00
description
2025/11/5 sales price 1,180,000 yen with box, good condition! The model was changed from the C-2820 by making full use of the latest technology, and the change is the unique AAVA volume control unit. Similar to the C-3850, the V-I conversion amplifier for the highest bit was enhanced from 2 para to 4 para. Also, in addition to adopting a low noise operational amplifier as the I-V conversion amplifier, a review was added to the resistance constant, and the resistance also adopted a low noise type, so you can hear a completely peaked sound (Sasaki Shota) Maintenance information: 2025.11.3 operation confirmed Accessories: remote control, manual, original box, power cable, connection cable Main specifications: frequency characteristics 20 to 20 kHz +0 -0.2 dB total high frequency distortion ratio 0.005% LINE maximum input voltage BALANCED (6.0 V) LINE (6.0 V) minimum impossible impedance BALANCED (600 Ω) LINE (600 Ω) loudness compensator 1 +2 dB (100 Hz) 2 +4 dB (100 Hz) 3 +6.5 dB (100 Hz) subsonic filter 10Hz -18dB/Octave attenuator -20dB headphone terminal output level 2V (40Ω) power supply AC100V 50/60Hz power consumption 40W input RCA5 system XLR2 system pre-out RCA2 system XLR2 system tape input/output 1 system EXT IN RCA1 system XLR1 system size W477 x H156 x D412 mm weight 24.5 kg

C28U.S.A

This item has been sold.You can't purchase now. 25-47467-18162-00
C28
Manufacture:McIntosh
Original price: JPY 348,000
Price: JPY 198,182 Sold Out
U.S.A 1970 made
Shop: Osu shop
Arrival: 2025-10-30 20:25:01
description
The price has been drastically reduced. 2025/10/30 sales price 248,000 yen Maintained! Comes with a wood cabinet! 117V specification. Preamps were sold during the heyday of analog. Compared to C29 and later, the glossy mid-range is attractive. It can truly be said that it is a preamp representing the golden age of Mackin (Daiki Goto) Maintenance information: 2025.10.30 Maintained (each SW, vol cleaning, pin jack ground floating all plating treatment, lamp replacement, capacitor, resistor, etc. check OK, operation check. (The lamp will be slightly dim when using 100V) Accessories: copy of the manual Main specifications: 4 input terminals, 4 PHONO input systems, 2 pre-out systems, W430 x H140 x D365 mm, 13.8 kg

C28U.S.A

Ask 25-46462-10491-00
C28
Manufacture:McIntosh
Original price: JPY 348,000
Price: JPY 170,909
U.S.A 1970 made
Arrival: 2025-06-27 19:40:59
description
The disposal price has been reduced! Member prices are not applicable. 2025/6/27 sales price 238,000 yen Maintained! A popular preamp sold during the heyday of analog. The mid-range is more glossy and has a sexier vibe than those after C29. That rich sound can truly be said to be a preamp representing the golden age of Mackins'. There are small scratches and threads on the exterior. ※The power supply has been changed to an inlet specification. Serial AK1481 (Tamura Eiji) Maintenance information: 2025.6.27 Maintained (main volume disassembly contact polishing cleaning due to poor contact noise. Disassembly contact polishing and cleaning due to poor tone switch contact. Other switches, volume contact cleaning. Since the RCA terminals are corroded and the shape is different, all terminals have been replaced. Electrolytic capacitor replacement. A power supply circuit capacitor was added to make a hum sound. (Panel cleaning, exterior and interior cleaning.) Accessories: power cable Main specifications: 4 input terminals, 4 PHONO input systems, 2 pre-out systems, W430 x H140 x D365 mm, 13.8 kg

C2200U.S.A

This item has been sold.You can't purchase now. 25-47969-22036-00
C2200
Manufacture:McIntosh
Original price: JPY 798,000
Price: JPY 430,000 Sold Out
U.S.A 2001 made
Arrival: 2025-11-04 19:58:45
description
The price has been reduced! 2025/11/4 sales price 498,000 yen*Arrangement for replacement remote control is in progress. Genuine Electric product. It is a vacuum tube control amplifier developed as a vacuum tube preamp that takes full advantage of the performance of the MC2000 and MC2102. It has a very high degree of transparency, and a modern flavor is added to the uniqueness of McKinn. We have a deep sense of support for a wide range of products, from the latest sources to old LP records. Serial JTS 1965 (Jun Tamai) Maintenance information: 2025.11.4 operation confirmed Accessories: Replacement remote control (HR093) instruction manual power cord Main specifications: Phono MM compatible input/output RCA/XLR vacuum tubes 12AX7 x 4, 12AT7 x 4, W445 x H194 x D414 mm 12.1 kg

C-2Japan

Ask 25-47433-17971-00
C-2
Manufacture:YAMAHA
Original price: JPY 150,000
Price: JPY 90,727
Japan 1979 made
Arrival: 2025-09-07 20:01:19
description
Maintenance was completed in 2025/3 until 32 electrolytic capacitors were replaced and the disassembly contacts for each volume switch were cleaned! This is a Yamaha preamp that is still highly popular. If you have excellent phonos and basic records, please give it a try. With a natural and highly transparent Yamaha sound, you can fully enjoy the appeal of acoustic instruments, such as the touch and feel of a piano, and the sharpness of guitar strings. The exterior has a feeling of use such as dullness, small scratches, and stains on the top plate. Serial 11087 (Yamato Yuki) Maintenance information: 2025.3.29 Maintained (switch, volume disassembly contact cleaning. Apply grease to all rotary switch disassembly contacts to clean contacts. Lever switch disassembly, contact cleaning, contact grease application. Replace 32 electrolytic capacitor meters. Internal and external dirt cleaning, terminal cleaning. (Check the operation of each input/output) Accessories: copy of instruction manual Main specifications: PHONO x 3 system (MM/ MC) MC head amplifier built-in W435 x H72 x D320 mm 7.9 kg

C-2Japan

Ask 25-46935-14292-00
C-2
Manufacture:YAMAHA
Original price: JPY 150,000
Price: JPY 90,727
Japan 1979 made
Arrival: 2025-09-30 17:40:33
description
The disposal price has been reduced. Member discounts are not applicable. 2025/9/30 sales price 118,000 yen 24 transistors and 9 capacitors replaced. Furthermore, all switches and volumes have been disassembled and polished, and maintenance has been carried out on Yamaha's famous C-2! It has a particularly good reputation for phono, and it is still a popular model among analog users. With a natural and highly transparent Yamaha sound, you can fully enjoy the appeal of acoustic instruments, such as the touch and feel of a piano, and the sharpness of guitar strings. The exterior has dullness and scratches. Serial 04437 (Murakoshi Yoichi) Maintenance information: 2025.9.29 maintained (all corrected with output pin jack soldering) 2025.5.3 maintained (all volumes and switch disassembly contacts polished. Replace 24 deteriorated transistors and 9 capacitors in the tone control circuit power supply circuit. (I/O pin jack polish) Accessories: No accessories Main specifications: PHONO x 3 system (MM/ MC) MC head amplifier built-in W435 x H72 x D320 mm 7.9 kg
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