※The paint is chipped and scratched, so it is inexpensive. The flagship was introduced as a successor to the C-290 V. This model was equipped with a newly developed AAVA and received overwhelming praise for its high quality at low volume. Although it has high resolution, it lets you listen to music smoothly with a high texture with a fine grain feel. There is a scratch on the cabinet and a small dent on the front panel (Oikawa Tetsuji)
Maintenance information: 2024.6.30 Operation confirmed
Accessories: remote control, instruction manual, power cable
Main specifications: 9 line inputs (RCA x 7/XLR x 2), 4 pre-out systems (RCA x 2/XLR x 2), W477 x H156 x D412 mm, 21.2 kg
*Currently sold. A control amplifier with a straight-through design. It is an amplifier that focuses only on improving sound quality. There are also plenty of phono circuits, so beginners and advanced players can enjoy it. There is a feeling of use on the exterior, and paint peeling and small scratches are scattered on the top plate. Serial 157570 (Asaine Tomoho)
Maintenance information: 2024.6.28 Operation confirmed
Accessories: none
Main specifications: PHONO (MM/MC) with MONO/STEREO switching W430 x D317 x H66 mm 5.2 kg
Maintained! A control amplifier with improved multifunctionality and operability, inheriting the 8-band equalizer function similar to the C50. Digital transmission of SACD (DSD) signals is realized by providing a DIN digital input dedicated to Macintosh as the digital input. Equipped with 2 phono inputs (MM/MC), you can enjoy all music sources from analog records to high-resolution digital sound sources with Macintosh sound. There are no noticeable scratches on the exterior. Serial AEG 1511 (Fujisawa Yukishi)
Maintenance information: 2024.6.25 maintained (backlight LED and resistor replacement, solder correction, audio/remote control reception check, interior and exterior cleaning)
Accessories: remote control, power cord
Main specifications: 4 analog unbalanced inputs, 3 analog balanced inputs, 1 phono input MM/MC, 3 digital input/optical digital systems, 2 coaxial digital systems, 1 USB system (up to 32 bit/384 kHz, DSD 11.2 MHz), 3 analog unbalanced outputs, 3 analog balanced output systems, 3 analog balanced output systems, W445 x H194 x D419 mm 12.5 kg
The price has been drastically reduced. 2024/6/21 sales price 528,000 yen regular Oba Shoji model. The original model is in excellent condition and the display is blue! It's a supple, mature expression, and you can also listen to the sound of excellent quality. It is an excellent control amplifier that also has the great advantage of being easy to bring to your own favorite sound with accessories such as cables. Other than the exterior and stickiness on the rubber feet, they are good because they are dull (Kobayashi Hitoshi)
Maintenance information: 2024.6.18 Operation confirmed
Accessories: remote control, power cord, connection cord
Main Specifications: Input: XLR×5/Bypass XLR×1 Output: Main Out XLR×1/Record Out XLR×1 Preamp Part: W445 × H80 × D152.5mm 11kg Power Supply Unit: W445 × H38 × D122 mm 3 kg
The disposal price has been reduced (member prices are not applicable). 2024/6/19 sales price 598,000 yen Manufacturer maintained! A famous machine loaded with excellent phono amplifiers. This is a good quality control amplifier that allows you to hear clean, transparent sound. There are only top quality models, and the thickness and luster of the sound will not fade even after nearly 30 years have passed. There is friction on the volume, but other than that, there are no major noticeable scratches (Oikawa Tetsuji)
Maintenance information: 2024.6.19 Maintained by the manufacturer (microcomputer and other ICs were replaced due to poor logic circuit operation. Replacing deteriorated electrolytic capacitors. Re-adjust the DC offset voltage on the output amplifier. (No external cleaning, each function, performance check OK, pressure resistance, safety check OK)
Accessories: copy of instruction manual
Main specifications: input terminal/RCA5 system, XLR2 system, tape input/output terminal 2 system, PHONO input 2 system pre-out/RCA2 system, XLR2 system W468 x H171 x D415 mm 25.1 kg
Maintained by the manufacturer! 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. There is a small dent on the top of the front panel (Oikawa Tetsuji)
Maintenance information: 2024.6.19 manufacturer maintained (main volume, disassembly cleaning and slider deformation correction, replacement balance volume due to MAX/MIN stopper cushion damage, mechanical switches (PRESET/SUBSONIC/MUTING/TAPE/PHONO impedance), disassembly cleaning electrolytic capacitors, 20% capacity change parts and parts with increased ESR values, likely to deteriorate in the future Replace only parts (as original as possible) output relay, measure contact resistance with single operation, confirm no abnormalities, check internal AC line, rewiring, solder surface check, etc.
Internal power supply voltage (73V) readjustment (originally within error range), output DC offset confirmation (OV) internal cleaning volume knobs, cleaning and special waxed AC cable, plug cleaning, RCA terminal cleaning)
Accessories: original box, copy of instruction manual
Main specifications: CR equalizer with 3 PHONO inputs MC head amplifier W455 x H132 x D357 mm 10.5 kg
The price has been reduced. 2024/6/19 sales price 298,000 yen genuine Electric product. Line-specific control amplifier with separate power supply. The high frequencies are extremely clear and fresh, and the fine texture is attractive. After all, I have the impression that it is compatible with American-made power amplifiers. The exterior has small scratches and dullness in places (Oikawa Tetsuji)
Maintenance information: 2024.6.19 Operation confirmed
Accessories: connection cable, power cable, instruction manual, 4 short pins
Main specifications: Line dedicated control amplifier input RCA4 systems, XLR2 system, tape input/output RCA/XLR 1 system each, 1 output RCA1 system, XLR1 system W430 x H90 x D285 mm
It is a preamplifier that provides more than price satisfaction with sound image positioning, bass volume, and resolution. The cost performance is tremendous, and it is an ideal amplifier for those who are going to do serious audio work or as a subsystem. The exterior is good with no conspicuous scratches. Serial 874-3481031 (Yonejima Satoshi)
Maintenance information: 2024.6.19 Operation confirmed
Accessories: remote control, instruction manual, power cable, connection cord, original box
Main specifications: line input RCA x 5 · TAPE x 2 · PHONO x 1 (MM/MC) line output RCA x 2 · TAPE out RCA x 2 size W431 x H99 x D337 mm weight 7.7 kg
Officially imported from Scantech LYRA CONNOISSEUR version 5-0L is now in stock. A flagship designed by Jonathan Carr like the previous one. Not only is the transparency and high SNR feel, but the smooth fine particle feel in the mid to high range is excellent. It has a supple and nice tone, and makes me listen to music clearly. The exterior has scratches and small scratches on the top plate. Serial.C50L4028 (Yonejima Satoshi)
Maintenance information: 2021.7.13 manufacturer maintained (attenuator disassembly and cleaning, board adjustment, wiper replacement adjustment, grease application. Selector disassembly cleaning, wiper adjustment. (Characteristics check, running check OK)
Accessories: instruction manual, power cord
Main specifications: main body W400 x H105 x D320 mm power supply unit W400 x H130 x 4D30 mm weight main body 10.5 kg power supply unit 28.5 kg
Genuine Electri 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 blows, line scratches, and repair marks. Serial JHD3514 (Fujisawa Yukishi)
Maintenance information: 2018.8.30 Maintained (main volume, balance volume, etc. Contact cleaning. Switch contact cleaning. Head amplifier section and EQ volume circuit capacitor replacement. Power cord replacement. (Check the operation of each input/output)
Accessories: No accessories
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
The disposal price has been reduced! Member discounts are not applicable. 2024/6/15 sales price 328,000 yen This is a special version with the new material changed to a cyanide ester printed circuit board and the main internal parts have been renewed. The deep sound, which has both transparency and suppleness while having a sense of sharpness and speed, makes the music fully enjoyable is attractive. The range and sound field are wide, and you can enjoy classical music with sufficient quality. As for the exterior, there is a feeling of use such as rubbing or scratching on the top plate. Serial 2873 (Yamato Yuki)
Maintenance information: 2024.6.15 Operation confirmed
Accessories: Remote control instruction manual copy power cord
Main specifications: input imbalance (RCA) 4 system balance (XLR) 2 system output balance (XLR) 1 system unbalance (RCA) 1 system W400 x H98 x D364 mm 16 kg
The price has been drastically reduced. 2024/6/13 sales price 258,000 yen Maintained! Comes with a wood case. Macintosh's classic preamp. It reproduces bright, glossy tones with clear mid-range sounds. This model should be used by music fans who enjoy all kinds of sources. The fact that it has a full range of functions, such as a 5-band equalizer and 7 source input selectors, is also attractive (Murakoshi Yoichi)
Maintenance information: 2024.6.13 maintenance completed (each SW/VOL cleaning, pin jack cleaning, panel peeling correction (characters not allowed), lamp deterioration replacement, push button dismantling and cleaning, resistance burning replacement due to film C short in balance loudness board, .regulator IC defect replacement, operation check ※ balance gap cannot be completely removed)
Accessories: 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
The disposal price has been reduced. Member prices are not applicable. 2024/6/7 sales price 268,000 yen ※It is cheap because it has scratches. Genuine Oba Shoji product. The uncompromising construction is excellent, with an aircraft-grade machined aluminum block chassis. I am amazed at its compactness and beauty. I'm only particular about the expressive power of the silent part, and the way the faint sound disappears is as clear as if you take your breath away. It's true that it makes me lament the warmth of human skin. There are scratches on the front and back of the top plate on the exterior (Ryo Mizusaki)
Maintenance information: 2024.6.7 operation confirmed
Accessories: remote control, instruction manual, power cord
Main Specifications: Input Terminal Unbalance (RCA) 2 Systems/Balance (XLR) 2 Systems/Bypass, Unbalanced (RCA) 1 System Output Terminal Unbalance (RCA) 1 System/Balance (XLR) 1 System Input Impedance/Unbalance 48kΩ/Balance 48kΩ Dimensions W348 x H75xD191 mm (maximum dimensions) Weight 4.2 kg
The price has been reduced. 2024/6/6 sales price 258,000 yen Maintained! The top Macintosh model in the golden age. You can enjoy the thick and bold Macintosh sound. Comes with an easy to handle 5-band equalizer. An easy-to-use preamp that can be combined with speakers and power amplifiers of a wide range of ages. There is a slight feeling of use such as scratches on the top plate. Serial AY3749 (Kobayashi Hitoshi)
Maintenance information: 2024.6.5 maintenance (TR in the EX Pander board, Tr replacement in the headphone board, operation check, connector caulking cleaning, solder processing) maintained (flat cable replacement, each SW and 2023.3.30 and VOL cleaning, RCA cleaning ※ internal capacitor, lamp, cable replacement (made by another company) IC replacement operation check gap cannot be completely removed) 2022.9.29 Maintained (switch, volume contact cleaning, flat cable replacement, electrolytic capacitor replacement, panel lamp replacement, power circuit tap change, 100V specification change, each input/output operation check)
Accessories: instruction manual (copy)
Main specifications: input terminals Phono 1, 2, AUX, tuner, tape 1, 2, 3 output terminals PRE OUT1, 2, TAPE OUT1, 2, W406 x H138 x D330 mm 11.8 kg
The disposal price has been reduced. Member prices are not applicable. 2024/6/4 sales price 498,000 yen upgraded product (green display on display). Jeff Roland's classic preamp. It's a supple, mature expression, and you can also listen to the sound of excellent quality. It is an excellent control amplifier that also has the great advantage of being easy to bring to your own favorite sound with accessories such as cables. There are stains all over the exterior, and there is a scratch on the front corner of the top plate (Kojima Yosuke)
Maintenance information: 2024.6.4 operation confirmed
Accessories: instruction manual, power cable, connection cable, conversion plug
Main Specifications: Input: XLR×5/Bypass XLR×1 Output: Main Out XLR×1/Record Out XLR×1 Preamp Part: W445 × H80 × D152.5mm 11kg Power Supply Unit: W445 × H38 × D122 mm 3 kg
Maintained! Inheriting the technology of the C-2302Vintage, it is a control amplifier with excellent cost performance. It uses a Teflon board, a phono input compatible with 3 positions, and WBT for input/output terminals, etc., making it a structure unique to SANSUI with no gaps in specification materials or circuit configurations. It has a sharp, clear, and powerful sound. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.4 Maintained (INPUT switch, CARTRIDGE switch, MODE switch, other selector switches x 4 disassembly contact polishing. Master volume cleaning. Reinforced power board solder. (General adjustment)
Accessories: copy of the manual
Main specifications: Phonoico built-in control amplifier, MC/MM compatible, 7 input systems, 3 output systems, W460 x H137 x D383 mm, 16.5 kg
The price has been drastically reduced. 2024/6/3 sales price 248,000 yen with wood cabinet. 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. As for the exterior, small scratches are scattered on the cabinet (Kanai Hidetsugu)
Maintenance information: 2024.3.16 maintained (each SW/VOL cleaning, pin jack cleaning, lamp deterioration replacement, bridge diode deterioration replacement, auto onboard capacitor deterioration replacement, direct connector soldering, pattern re-soldering, operation check (not completely removed)
Accessories: instruction manual (copy)
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
The disposal price has been reduced! (Member price not applicable) 2024/6/2 sales price 49,800 yen Hi-Res Audio & Hi-Res Audio Wireless Bluetooth 5.1 Compatible DAC Preamp. Equipped with various functions, it is compatible with a wide range of PC audio. Equipped with an AK4499ExDAC, the sound quality of the Bluetooth sound source has been greatly improved. The exterior is dull (Yonejima Satoshi)
Maintenance information: 2024.6.2 operation confirmed
Accessories: remote control, instruction manual, power cord, original box
Main specifications: PCM 44.1kHz-768kHz/16-bit - 32bit, DSD (native) DSD64-DSD512, DSD (DOP) DSD64-DSD256, coaxial/opt-in: PCM 44.1kHz-192kH/16 bit 24-bit W347xD276xH10.2mm 1.56kg
A preamp for the company's high-end audio Reference series. In addition to adopting a fully balanced amplification system with positive and negative symmetry from input to output in the transmission circuit, accurate transmission of audio signals is achieved by arranging the same boards on the left and right audio circuits to form the same circuit on the left and right. There are no visible scratches on the exterior, etc., and it is good with just dullness. Serial NKPK000049JP (Takasaki Atsushi)
Maintenance information: 2024.6.1 operation confirmed
Accessories: remote control, copy of instruction manual, power cable, connection cable, original box
Main specifications: input terminal balance ☓ 3 unbalance ☓ 3 output terminal balance ☓ 2 unbalance ☓ 2 body dimensions W450mm ☓ H150mmD440mm 29kg power supply dimensions W220 ☓ H185 ☓ D430 mm 15 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/5/31 sales price 598,000 yen Manufacturer maintained! A famous machine loaded with excellent phono amplifiers. This is a good quality control amplifier that lets you hear clean, transparent sound. There are only top quality models, and the thickness and luster of the sound will not fade even after nearly 30 years have passed. The exterior has dullness and small scratches, and there are noticeable abrasions on the left side. Serial A2X643 (Takahashi Nobuyuki)
Maintenance information: 2024.5.31 Maintained (capacitor replacement logo, lamp replacement, each switch, input/output terminal contact cleaning, DC offset voltage readjustment of each amplifier, internal and external cleaning functions, performance check, pressure resistance, safety check)
Accessories: none
Main specifications: input terminal/RCA5 system, XLR2 system, tape input/output terminal 2 system, PHONO input 2 system pre-out/RCA2 system, XLR2 system W468 x H171 x D415 mm 25.1 kg
Maintained! A preamp with plenty of phono that analog users are happy with. There are 3 PHONO inputs, 5 MM cartridge loads, and a dedicated transistor is used for the MC head amplifier, so you can enjoy clear, sharp sound with a clear outline (Yoichi Murakoshi)
Maintenance information: 2024.5.29 maintenance (switch disassembly, contact polishing, contact cleaner application. Volume contact correction. Replace deteriorated parts in each circuit. PHONO circuit IC replacement display lamp replacement. (I/O pin jack polish)
Accessories: none
Main specifications: input terminal/3 phono systems (MM/MM/MC), TAPE2 system, AUX, TUNER power consumption 40W external dimensions W435 x H116 x D376 mm weight 8.5 kg
Maintained! This is a regular imported model from Yamagiwa. 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 vintage speakers particularly well (Murakoshi Yoichi)
Maintenance information: 2024.5.28 maintenance (each SW/VOL cleaning, pin jack cleaning, lamp replacement, operation check)
Accessories: instruction manual (copy)
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
Maintained! A model equipped with a variable switching phono, an RF official imported product. This is a high-end preamp that made the CELLO name known. It is no exaggeration to say that the elegant and beautiful tone, which is precise and delicate, has outstanding expressiveness and unique luster, is a work of art. A wood case is included, but the mounting screws are missing. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.5.29 maintenance completed (power supply unit and main body capacitor replacement, volume dismantling and cleaning, pin jack correction, specification inspection, various operation inspections)
Accessories: power cord, connection cord, original box, wood case
Main specifications: input imbalance (RCA) 8 systems/PHONO (MM/MC) 1 system/balance (Fisher) 1 system output unbalance (RCA) 2 system/balance (Fisher) 1 system body/W515 x H140 x D370 mm weight 10.1 kg power supply/W240 x H100 x D335 mm weight 5.1 kg
YBA's high-precision line preamps equipped with independent left and right volumes are in stock for the first time at Hi-Fi! In addition to the supple and glossy tone unique to YBA, you can also feel the high level of separation, it is authentic. A CP machine with a high level of satisfaction over the price. The exterior is dull and has small scratches on the top plate. Serial P21900L (Yonejima Satoshi)
Maintenance information: 2024.5.28 Operation confirmed
Accessories: instruction manual, power cord
Main specifications: input: LINE/5 systems (RCA), output impedance: 20 ohms, output terminals: 2 systems (RCA) W430 x H83 x D330 mm, 5 kg
The disposal price has been reduced! Member prices are not applicable. 2024/5/25 sales price 128,000 yen Maintained! The successor to the C-220, which was particular about the phono equalizer. Models from the heyday of analog are notable models that focus on records. The deep, authentic sound quality of PHONO with good sharpness is attractive. The exterior is dull and has small scratches. Serial C4X515 (Yonejima Satoshi)
Maintenance information: 2024.5.25 Maintained (main volume, balance volume contact cleaning. Compensation center switch disassembly contact polishing contact grease application in the sealing door. Electrolytic capacitor replacement near the heating unit. (Check the operation of each input/output)
Accessories: power cord, copy of instruction manual
Main specifications: PHONO (MM/MC) line input 5 systems W466 x H153 x D385 mm 9.7 kg
The shadows of sound, and the expressive power of motion and stillness are really real. The sound is delicate and clear in the high range, and the overall transparency is high. The amplifier and volume adjuster are integrated, and an “AAVA” type volume with no mechanical contact is used. Many advantages can be obtained, such as improving the signal-to-noise ratio, reducing distortion ratio, suppressing changes in frequency characteristics, and not causing left and right volume errors. As for the exterior, there are fine scratches on the top plate and several line scratches on the sides. Serial H7Y419 (Yamato Yuki)
Maintenance information: 2024.5.19 Operation confirmed
Accessories: instruction manual, power cable, remote control connection cable
Main specifications: 7 input/unbalanced (RCA) systems (however, 2 input systems can be used with an OP board attached), 2 balanced (XLR) systems output/balance (XLR), 2 unbalanced (RCA) systems each W477 x H156 x D412 mm 21.6 kg
Accuphase's core preamp. It inherits the design technology of the higher-level model C-2800 and is equipped with AAVA volume control. You can enjoy high transparency and pure sound with fine particles typical of Accuphase. Exterior, small scratches on the INPUT selector dial, scratches on the left corner of the front window, small scratches on the remote control, dullness, and a feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.5 operation confirmed
Accessories: remote control, instruction manual, power cord, connection cord, original box
Main specifications: 7 line preamp input systems (RCA x 5, XLR x 2), 3 output systems (XLR x 1, RCA x 2) W465 x H150 x D405 mm 16.2 kg
Maintained! Original Model 7 You can enjoy a glossy mid to high range sound with a high sense of transparency and a thick, exquisite balance. It's a model that has been over half a century since it went on sale for analog fans, but it's still one they admire. The lustrous, indescribable tone is an appeal that cannot be enjoyed on modern devices. You can see a feeling of use, such as appearance, dullness, small scratches, etc. Serial 7-14836 (Kobayashi Hitoshi)
Maintenance information: 2023.5.20 maintained (balance volume B curve → MN curve replaced, block capacitor, 50 μF x 3, oil capacitor, 0.1 μF, other deterioration replacement, 8 electrolytic capacitors, 200 μF deterioration replacement, 2 vacuum tubes, 12AX7 deterioration replacement, 2 shield case replacement, high pressure selenium deterioration countermeasures → diode addition, side pad deterioration exchange, vacuum tube socket and RCA jack caulking repair, etc. Operation has been checked with AC 100 to 117 V)
Accessories: none
Main specifications: tubular control amplifier, vacuum tube, ECC83/12AX7, 3-stage NF equalizer, NF type step switching control, W453 x H185 x D267 mm, weight 7.5 kg
The uncompromising construction is excellent, with an aircraft-grade machined aluminum block chassis. I am amazed at its compactness and beauty. I'm only particular about the expressive power of the silent part, and the way the faint sound disappears is as clear as if you take your breath away. It's true that it makes me lament the warmth of human skin. Serial SE0950 (Fujisawa Yukishi)
Maintenance information: 2024.5.12 operation confirmed
Accessories: remote control, instruction manual, power cord
Main Specifications: Input Terminal Unbalance (RCA) 2 Systems/Balance (XLR) 2 Systems/Bypass, Unbalanced (RCA) 1 System Output Terminal Unbalance (RCA) 1 System/Balance (XLR) 1 System Input Impedance/Unbalance 48kΩ/Balance 48kΩ Dimensions W348 x H75 x D191 mm (maximum dimensions) Weight 4.2 kg
The disposal price has been reduced! (Member prices are not applicable) 2024/5/11 sales price 128,000 yen Maintained! Late QUAD44 with CD input terminal. It's not flashy, but the thick, glossy tone is attractive. In particular, it softens female vocals. Serial Q36114 (Fujisawa Yukishi)
Maintenance information: 2024.5.11 Maintained (internal power supply switch contact polishing treatment, balance VOL cleaning ~ check OK. Check the other boards and re-solder the holes. (C, R check OK)
2024.5.9 Internal power supply switch contact polishing treatment
Accessories: power cord
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321 x H103 x D203 mm, 4.0 kg
The price has been reduced! 2024/5/11 sales price 178,000 yen Maintained! A best-selling control amplifier using C-280 circuit technology based on the C-200X. You can enjoy tight low frequencies, sharp mid to high frequencies, and sharp sound. The sound image is tighter than the current Accuphase, and the straight sound is also attractive. There are exterior, dullness, and small scratches (Yonejima Satoshi)
Maintenance information: 2024.5.11 Maintained (tone switch, output switch disassembly contact cleaning contact grease application, push switch disassembly contact cleaning grease application, other switches, volume contact cleaning. Electrolytic capacitor replacement. Offset voltage regulation. (Check the operation of each input/output)
Accessories: instruction manual
Main specifications: PHONO input x 3 systems (MC, MM compatible) TAPE x 3 systems PRE OUT x 2 systems W445 x H160 x D373 mm 13.6 kg
The price has been drastically reduced. 2024/5/9 sales price 128,000 yen Maintained in 2023/10! Late QUAD44 with CD input terminal. It's not flashy, but the thick, glossy tone is attractive. In particular, it softens female vocals. The exterior has a feeling of use such as dullness and small scratches. Serial Q031658 (Murakoshi Yoichi)
Maintenance information: 2023.10.22 Maintained (Acre sectorable terminal caulking defect? → soldering. Balance Vol, Filter Vol, SW Cleaning. AC spark killer NG, internal in-board bypass C, coupling C replacement)
Accessories: instruction manual, power cord, catalog (English)
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
The disposal price has been reduced! (Member prices are not applicable) 2023/5/9 sales price 69,800 yen Maintained! It's a simple and easy to use preamp. Compared to the C-2, it has a clearer impression and allows you to listen to acoustic sources such as vocals and violin with a smooth sound. PHONO is also fully compatible with MM and MC. There is a feeling of use on the exterior such as dullness and small scratches (Asaine Tomoho)
Maintenance information: 2024.5.9 Maintained (replacement of faulty capacitors in the power supply circuit, replacement of power lamps. Solder correction on all circuit boards. (Disassemble switches, polish contacts and apply contact cleaner)
Accessories: none
Main specifications: PHONO2 system (MM/MC) LINE 2 system TAPE2 system size W435 x H96 x D369 mm weight 7.5 kg
Maintained! *Remote control is out of stock. A control amplifier that inherits the sound of Yamaha's famous C2a. It uses a highly reliable phono equalizer, so you can enjoy both MM/MC. It has a clean sound typical of Yamaha, and clarifies the outline of the sound. There is overall dullness and small scratches (Tomoho Asaine)
Maintenance Information: 2023.12.8 Maintained (PHONO circuit repair adjustment. Power supply circuit input circuit and other circuit board soldering correction. Disassemble the PHONO switch and polish the contacts and apply contact cleaner. Contact correction for other volume types. (Long time sound check)
Accessories: copy of the manual
Main specifications: 3 line inputs, 3 tape terminals, 1 phono input (MM/MC), W438 x H86 x D405 mm, 8.8 kg
※Since the phono module has been replaced by an external manufacturer, it is inexpensive. Although it is a replacement module, surprisingly, it is comparable to the original LD2. The most famous Mark Levinson preamp. Mid-spectrum winding volume that demonstrates outstanding sharpness. It has vivid and energetic sound quality. The ability to listen with plenty of dynamism has an appeal that cannot be obtained with current preamps. There is a scratch on the wood cabinet and peeling on the back. Serial 1677/0818 (Sasaki Shota)
Maintenance information: 2022.9.15 Maintained (replacement of all domestic capacitors and deteriorated capacitors in the power supply unit, replacement and re-encapsulation of operational amplifier IC defects in the RCH peak meter module, disassembly cleaning for main volume and input volume, external cleaning, operation inspection of attached cables, specification inspection, inspection of each operation. (PHONO contains an alternative module, but there is no operation problem)
Accessories: power cord, connection cord, 3 sets of Remo pins
Main specifications: Phono MM2 system [main body] W482 x H113 x D354 mm approx. 5.5 kg [power supply unit PLS-150] W102 x H113 x D257 mm approx. 2.5 kg
Maintained in 2023/7! A control amplifier that inherits the sound of Yamaha's famous C2a. A highly reliable phono equalizer is used, so you can enjoy both MM/MC. It has a clean sound typical of Yamaha, and clarifies the outline of the sound. In addition to dullness and small scratches on the exterior, there are scratches on the front sub-panel and insulator marks on the top plate. Serial E052015SU (Hiroki Aso)
Maintenance information: 2023.7.13 Maintained (PHONO circuit IC/capacitor replacement, main board, soldering, deterioration, all correction, volume type, contact correction, long time sound output check)
Accessories: copy of instruction manual
Main specifications: 3 line inputs, 3 tape terminals, 1 phono input (MM/MC), W438 x H86 x D405 mm, 8.8 kg
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. In addition to the exterior, noticeable scuffs on the top plate, scratches on the VOL dial, and stains on the back of the front flap, dullness and a feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.2.16 Maintained (main volume, balance volume internal contact cleaning, cleaning. All input terminals are polished and cleaned, electrolytic capacitor replaced, PHONO2 impedance changeover switch disassembly, contact polishing, cleaning, and grease is applied. (Check the operation of each input/output)
Accessories: instruction manual (copy)
Main specifications: CR equalizer with 3 PHONO inputs MC head amplifier W455 x H132 x D357 mm 10.5 kg
It is a preamplifier that can obtain more satisfaction than directly connected to a power amplifier in terms of sound image positioning, bass volume, and resolution. The cost performance is tremendous, and it is the best amplifier for serious audio projects in the future. There are no noticeable scratches (Sasaki Shota)
Maintenance information: 2024.5.4 operation confirmed
Accessories: remote control, manual, power cable
Main specifications: line input RCA x 5 · TAPE x 2 · PHONO x 1 (MM/MC) line output RCA x 2 · TAPE out RCA x 2 size W431 x H99 x D337 mm weight 7.7 kg
Maintained. A diatone preamp with a thick mid-range sound. The sense of extrusion in the low frequencies is also good, and the overall sound is energetic. Also, it is a unit with a full range of functions as a preamplifier, such as input gain adjustment and left and right independent tone control. The exterior has many scratches and dullness overall (Oikawa Tetsuji)
Maintenance information: 2024.5.3 maintained (panel lever switch and other switch disassembly contacts are polished and contact cleaner applied. Volume contact correction. Power cord replacement)
Accessories: none
Main specifications: 2 mono construction system, special attenuator volume adopted, equipped with 2 PHONO inputs, 2 line inputs, W425 x H169 x D204 mm, 5.8 kg
Maintained! Line-specific control amplifier with balanced output. The technology cultivated with professional equipment is summarized in a simple configuration. It is a sound that connoisseurs like, with both the amount of information and thickness. There are line scratches on the top plate and dirt and tears on the instruction manual ※The balance output is 3rd hottest (Mizusaki Ryo)
Maintenance information: 2024.5.2 Maintained (cleaning is not possible because each SW and VOL are sealed types. Only detergent spray cleaning from gaps, variations in capacitor capacity within the board → replacement. RCA earth float → cleaning, operation check (the gap cannot be completely removed) *In the future, it will not be compatible if the dedicated parts are defective.)
Accessories: instruction manual
Main specifications: 6 line inputs, 1 balanced output system, 1 unbalanced system, W431 x H95 x D400 mm, 5.9 kg
※It has a slight tobacco smell, so it is inexpensive. Maintained by Taiyo International. Jeff Roland's reference preamp and one of his masterpieces. The precise and strong chassis, which is an aircraft-grade hard aluminum block integrally formed by an NC cutting machine, has been beautifully designed to thoroughly eliminate resonance and external noise. The sparkling texture and expressive power that delicately depicts even fine, fading reverberation sounds is truly amazing. The exterior has some line scratches and paint bald spots. Serial C0348/D0348 (Tamura Eiji)
Maintenance information: 2024.5.2 manufacturer maintained (replaced in pairs due to negative power supply side Pb battery deterioration. (Each operation inspection, characteristic inspection, running test)
Accessories: remote control, power cable, connection cable, sol-button
Main specifications: Battery system, complete DC drive, 7 line inputs, digital control, duralumin block machined body, body dimensions W445 x H94 x D309 mm (including protrusions), weight 18 kg, power supply dimensions W445 x H94 x D284 mm, weight 19.5 kg
The price has been drastically reduced. 2024/5/1 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 a feeling of use, but there are no noticeable scratches etc. (Kobayashi Hitoshi)
Maintenance information: 2024.5.1 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: Line 7 system high precision discrete attenuator W451 × H74 × D357 mm 9.1 kg
In September 2023, the capacitor was replaced and full maintenance was completed, such as overhauling SW models! A tubular control amplifier representative of Lux. It is soft and produces good mid-range sounds. As you play, the sound becomes more familiar, so I want this amplifier to stay with for a long time. There are black clouds on the exterior (Kobayashi Hitoshi)
Maintenance information: 2023.9.16 Maintained (stepUP transformer socket, tantalum capacitor, block capacitor, electrolytic capacitor, film capacitor, rectifier diode, DIN terminal, power supply SW, headphone volume exchange, RCA terminal polishing, tone VR, lever SW type decomposition cleaning and oxidation and sulfidation prevention grease application, some vacuum tube 12AX7 replacement, cabinet exterior repair/polishing/oil finish, input/output waveform (Check, check the residual noise, check the sound output)
Accessories: none
Main specifications: vacuum tube 12AX7 x 6/12 AU7 x 1 using a tubular control amplifier Input: 2 phono system, line system, 3 system, tape system, 2 system output: 2 systems W476 x H190 x D275 mm 12 kg
Maintenance has been completed, including removal of internal glass fogging! The company's first model equipped with a digital panel. The sense of S/N has increased, and the sound is deep enough to be compatible with modern speakers. The high range has also been widened, and while every band remains clear, it makes you feel the thickness typical of McKinn. Detailed settings are also possible with the 8-band equalizer. (MIZUSAKI Ryo)
Maintenance Information: 2024.4.30 Maintained (glass panel fogging cleaning. 8 Tone VR ✕ pieces have been disassembled and cleaned.
Operation check OK)
Accessories: power cord, remote control, instruction manual
Main specifications: digital volume type 8-band equalizer line input 9 systems (RCA x 8/XLR x 1) phono (MM) input 1 system line output 3 systems (XLR/RCA) W445 x H150 x D470 mm 11.5 kg
*Remote control is out of stock. Maintained! It is a control amplifier that supports digital input in addition to analog input. The simple mechanical design is also good. The sound quality is also attractive, with a relaxed, highly transparent sound typical of Yamaha. There are dullness and dents (Oikawa Tetsuji)
Maintenance information: 2024.4.27 Maintained (disassemble switches such as PHONO selectors, polish contacts and apply contact cleaner. The preamp circuit, power supply circuit, and all other circuit board soldering were corrected. Digital input sound output check OK. (I/O pin jack polish)
Accessories: instruction manual
Main specifications: 8 digital inputs PHONO (MM/MC), 18-bit operation, built-in twin D/A converter, W473 x H130 x D400 mm, 12.2 kg
The price has been drastically reduced! 2024/4/29 sales price 498,000 yen Maintained! A rare “E” model with 240V/120V power switchable! One of JBL's most famous aircraft designed by Arnold Wolff, famous for Paragon. A vintage JBL preamp that lets you experience vivid jazz sounds. The sound, which features clear contours and rough bass, is the perfect match for Paragon, Olympus, etc. The exterior has threads and scratches appropriate to the model year throughout. Serial 1293 (Yamato Yuki)
Maintenance information: 2023.3.18 maintenance (all cleaning of each slide vol. front Vol switch, etc., replacement of the lamp inside the push button.) 2022.7.26 maintenance (slide vol, other Vol co-cleaning, INPUT selector SW dismantling contact plate polishing, L and R board bypass replacement.)
Accessories: instruction manual (English copy)
Main specifications: LINE input 4 systems PHONO (MM) input 2 systems W397 x H170 x D370 mm 8.0 kg
The price has been drastically reduced! 2024/4/23 sales price 258,000 yen Maintained! Comes with a cabinet. Genuine Electri 100V specification. Macintosh's classic preamp. It reproduces bright, glossy tones with clear mid-range sounds. This model should be used by music fans who enjoy all kinds of sources. The fact that it has a full range of functions, such as a 5-band equalizer and a 7-source input selector, is also attractive. There is a scratch on the cabinet and a crack in the mounting plate. Serial JEB7808 (Fujisawa Yukishi)
Maintenance information: 2024.4.23 Maintained (panel peeling fix. Polishing grease applied to all push switch disassembly contacts. Rotary switch contact cleaning. Volume contact cleaning. Electrolytic capacitor replacement, panel lamp replacement. (Check the operation of each input/output)
Accessories: No accessories
Main specifications: Equalizer up and down 12dB (center frequency/30Hz/150Hz/500Hz/1.5kHz/10kHz) rated output 20W+20W (8Ω) W445 x H192 x D390 mm 11.8 kg