Maintained in 2007. Comes with wood cabinet (non-genuine)! Transistor model of the Meiki Model 7. Although it has a flat balance, the thickness of the mid-range, and excellent mid-high range sound with a core texture, and phono sound are also excellent. You can enjoy the thick, smooth sound typical of Old Marantz. The exterior is dull and has small scratches. Serial 11777 (Fujisawa Yukishi)
Maintenance information: 2007.4.8 Maintained (replacement of 9 deteriorated capacitors in the board, pin jack cleaning, each switch, VOL cleaning. (Soldering, re-soldering, operation check)
Accessories: No accessories
Main specifications: frequency characteristics 20 to 20 kHz input sensitivity phono 7.5 mV · AUX 800 mV SNR phono 80dB · AUX 103db W450 × H181 × D330 mm 5 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/3/18 sales price 448,000 yen Top model in the No. 380 series. A genuine Harman product. This is the pinnacle of the 380 series, where sound quality has been improved by introducing high-quality parts. The high mid to high range with lots of information is attractive, clear, and smooth. You can also enjoy classical string music and vocal music with intonation quality. There is a slight feeling of use such as rubbing and dullness. Serial 2252 (Mizushima Itsuro)
Maintenance information: 2025.3.18 Operation confirmed
Accessories: remote control, instruction manual, power cable
Main specifications: full balance circuit, 4 line inputs, 2 balanced inputs, 2 analog outputs, W400 x H98 x D364 mm, 10 kg
Disposal price reduction. Member prices are not applicable. 2025/4/17 sales price 368,000 yen This is a mid-range model with greatly improved distortion characteristics and S/N performance mounted on the C-900U top-end model. It was developed with the concept of a high quality control amplifier dedicated exclusively to line levels in mind. There is dullness on the top plate, small line scratches, and extremely small scratches on the INPUT selector (Daiki Goto)
Maintenance information: 2025.4.17 operation confirmed
Accessories: remote control, manual, power cable, original box
Main specifications: 5 unbalanced input systems, 2 balanced systems, 2 unbalanced output systems, balanced 2 system dimensions W440 x H130 x D430 mm, weight 14.6 kg
The price has been reduced. 2025/4/7 sales price 89,800 yen Maintenance completed. Orex's best-selling amplifier. It's a preamp with a thick, rich sound that feels like analog. The cartridge load can also be set in detail, making it a great design for analog users. The mid and low frequencies are also solid, and the sounds of instruments such as classical vocals and strings resonate in a fresh way. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.4.4 maintained (replacement VR replacement, FUNCTION, CARTRICH LOAD SW disassembly contact polishing grease application, balance volume cleaning, other TAPE MODE SUBSONIC PREOUT push SW contact cleaning, confirmation of each input/output connection sound)
Accessories: none
Main specifications: PHONO1 (MM) PHONO2 (MC) cartridge load switching type W450 x H93 x D379 mm 10.5 kg
Genuine RF 100V specification. Inspected in March 2022. Pure Class A control amplifier using independent left and right power supplies. Both the luster of the sound and the sense of extrusion are the highest among KRELL control amplifiers. The expressive power as if the sound is bouncing around with agility, and the superb expressive power that balances dynamic sound push and pull are appealing to the ears. The interior also has a completely independent structure, and the construction is also amazing. Serial ♯ 107 (Kanai Hidetsugu)
Maintenance information: 2025.4.21 operation confirmed
2022.3.21 inspected (specification inspection and inspection of each operation were performed)
Accessories: power supply unit
Main specifications: 100V specification input terminal/PHONO1 (MM) PHONO2 (MM) TUNER/TAPE total harmonic distortion 0.005% or less S/N ratio 80dB or more* The back switch is a picofarad (high frequency characteristics) correction switch for MM cartridges, but there is no change in auditory perception (50 recommended) W483 x H62 x D265 mm 4 kg
A control amplifier designed by Nelson Pass. The sound image is thick and the outline is clear throughout the entire area. It makes me hear a truly American sound that is different from GAS and SAE. The appeal of the PASS sound is conveyed by the extension of the high frequency range and good sense of signal. *The click sound when using volume/gain volume is specified. The exterior is dull overall, and there are small scratches on the front and top plate. Serial 06379 (Fujisawa Yukishi)
Maintenance information: 2025.4.21 operation confirmed
Accessories: remote control, instruction manual, power cord, balance short pin (input 1 only)
Main Specifications: Single-ended Class A Operation Input: Line (RCA/XLR) 4 lines W483 × H102 × D292 mm Weight 11.1 kg
The disposal price has been reduced! (Member prices are not applicable) 2025/4/6 sales price 428,000 yen*Inexpensive because the remote control is out of stock. Maintained! The top model in the No. 380 series. A genuine Harman product. This is the pinnacle of the 380 series, where sound quality has been improved by introducing high-quality parts. The high mid to high range with lots of information is attractive, clear, and smooth. You can also enjoy classical string music and vocal music with intonation quality. The exterior has a feeling of wear such as scuffs and dullness. (ASAINE Tomonori)
Maintenance information: 2025.4.6 maintained (optical encoder (volume) installation correction, capacitor replacement, leg rubber sheet replacement, other inspection adjustments)
Accessories: instruction manual copy power cable
Main specifications: full balance circuit, 4 line inputs, 2 balanced inputs, 2 analog outputs, W400 x H98 x D364 mm, 10 kg
Refreshed and maintained, including volume switch disassembly, contact polishing, 43 transistor and capacitor meter replacements, etc. 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. Serial 03044 (Takasaki Atsushi)
Maintenance information: 2025.4.17 Maintained (panel lever switch and volume disassembly contact polishing. Replace 10 varistor diodes, 8 transistors, 18 metal film resistors, and 7 capacitors in the tone control circuit, equalizer circuit, and power supply circuit. (I/O pin jack polish)
Accessories: instruction manual (copy)
Main specifications: PHONO input 2 systems W435 x H72 x D320 mm 7.9 kg
The disposal price has been reduced. Member prices are not applicable. 2025/4/13 sales price 118,000 yen The interior has been thoroughly reviewed, and all selectors have been dismantled and polished from volume, and 33 capacitors have been replaced! Yamaha's masterpiece preamp. It has a particularly good reputation for phono, and it is still a popular model among analog users. The Yamaha sound is natural and highly transparent, and you can fully enjoy the appeal of acoustic instruments, such as the touch and feel of a piano, and the chipping of guitar strings. There are abrasions and paint peeling on parts of the top plate and corners (Kojima Yosuke)
Maintenance information: 2024.9.6 maintained (33 electrolytic capacitors, power switch replacement switch, disassembly contact cleaning due to poor volume contact, contact grease coating, each input/output operation checked)
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
The price has been reduced! 2024/11/8 sales price 238,000 yen Maintained! Genuine Electri 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. On the exterior, there are parts where oxidation, partial peeling, and light is leaking out. Serial JEB8913 (Fujisawa Yukishi)
Maintenance information: 2024.6.15 Maintained (MODE switch disassembly contact polishing contact grease application, installation fixed. Push switch disassembly contact cleaning contact grease application. Other volume contact cleaning. Electrolytic capacitor replacement, panel lamp replacement, panel peeling correction. (Check the operation of each input/output)
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
The price has been drastically reduced! 2025/2/14 sales price 238,000 yen Maintained! Genuine BAES 100V specification 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, especially with vintage speakers. The exterior has a feeling of use such as dullness and small scratches. Serial JBZ6818 (Tomonori Asaine)
Maintenance information: 2025.2.14 maintained (each SW, VOL cleaning, lamp deterioration replacement, push button dismantling cleaning, pin jack cleaning, glass panel peeling correction operation confirmation. (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 dimensions W406 x H138 x D330 mm weight 8.6 kg
The disposal price has been reduced. Member prices are not applicable. 2025/3/27 sales price 448,000 yen Top model in the No. 380 series. Genuine Harman product. This is the pinnacle of the 380 series, where sound quality has been improved by introducing high-quality parts. The high mid to high range with lots of information is attractive, clear, and smooth. You can also enjoy classical string music and vocal music with intonation quality. Serial 1560. There are no noticeable scratches on the exterior (Hiura Katsuji)
Maintenance information: 2025.3.24 sound output confirmed
Accessories: instruction manual, remote control, power cable
Main specifications: full balance circuit, 4 line inputs, 2 balanced inputs, 2 analog outputs, W400 x H98 x D364 mm, 10 kg
The price has been reduced! 2025/4/5 sales price 118,000 yen From replacing 24 transistors, 11 capacitors, and 2 diodes, all switches and volumes were dismantled and polished, and the full restoration was completed! Yamaha's masterpiece C-2! It has a reputation for phono equalizers and is a popular model among analog users. You can fully enjoy the appeal of acoustic instruments such as the natural and highly transparent Yamaha sound, the touch of a piano, and guitar strings (Daiki Goto)
Maintenance information: 2025.4.5 Maintained (all panels have been polished for switches and volume disassembly contacts. Replace deteriorated transistors and capacitors in each circuit. Replace diodes and switches in the power supply circuit. (I/O pin jack polish)
Accessories: copy of the manual
Main specifications: PHONO x 3 system (MM/ MC) MC head amplifier built-in W435 x H72 x D320 mm 7.9 kg
2024 maintenance completed! A popular preamp sold during the heyday of analog. The mid-range is more glossy and has a sexier vibe than the one after C29. That rich sound can truly be said to be a preamp representing the golden age of McKinn. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.19 maintenance (each SW, VOL cleaning, pin jack cleaning, lamp deterioration replacement, panel peeling correction, pin jack caulking, additional block capacitor installation, shield cable earth solder treatment, operation check)
Accessories: copy of instruction manual
Main specifications: input terminals, RCA4, PHONO input, 2 pre-out systems, W430 x H140 x D365 mm, 13.8 kg
The price has been reduced. 2025/3/2 sales price 69,800 yen*Inexpensive because the remote control is missing, has many scratches, and is in poor condition. A control amplifier designed by the British Aura. The clear sound with a sense of transparency can be enjoyed not only with recent digital sound sources, but also with analog ones. There are scuffs scattered on the top surface, front panel, and knobs, and the text print has disappeared. Serial A4000343 (Takasaki Atsushi)
Maintenance information: 2025.3.2 operation confirmed
Accessories: power cord
Main specifications: input PHONO (LINE1) 1 system+LINE (LINE2-8) 7 system tape input/output 2 system output RCA2 system XLR1 system W430 x H62 x D340 mm 5 kg
2022.11 Maintenance completed. A preamplifier equipped with a simple design and function, and full control functions, such as independent left and right gain adjustments, and impedance selectors for various cartridges. The clear sound without habit is a product preferred by multi-system owners. Each load capacity can be set to 6 types depending on the cartridge load, and the volume uses a 32-step attenuator type with silver-printed contacts. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2022.11.24 maintenance (PHONO circuit transistor replacement, panel lever switch disassembly contact polishing, contact cleaner application.)
Accessories: none
Main specifications: differential 2-stage current mirror amplifier A grade SEPP power consumption 10W dimensions W420 x H81 x D357 mm weight 6.3 kg
*Currently sold. The power adapter is an external product. Built with an emphasis on signal path optimization and high-quality circuit design, the sound is extremely clear and natural. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.4.6 operation confirmed
Accessories: remote control, original box, power adapter (external product)
Main specifications: analog input: RCA1 system digital input: USB-B (maximum 32 bit/384 kHz) coaxial digital input (maximum 24 bit/192 kHz) output terminal analog output RCA1 system headphone output 3.5 mm jack (maximum output 150 mW/32 Ω) built-in DAC DAC chip: AKMAK4490EQ sampling rate when connected to USB: maximum 32 bit/ 384 kHz coaxial and optical input: maximum 24 bit/192 kHz W120 × H45 × D120 mm 0.5 kg
The price has been reduced. 2025/3/23 sales price 258,000 yen A maintenance product with all 5 volumes of balance/loudness coaxial VR and equalizer VR disassembled and re-polished! Comes with a wood case. 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, cabinet cracks, chips, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.3.15 maintenance completed (balance/loudness coaxial VR, 5 equalizer VR, re-polished, protective grease applied, operation confirmed with an oscilloscope after assembly)
Accessories: copy of instruction manual, cabinet
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 price has been drastically reduced! 2025/3/30 sales price 128,000 yen Maintained! It has an elegant and glossy tone, and the output sensitivity can be selected from 3 levels. Combinations with 405 are common, but 606 etc. are also a good match. It has the natural texture of the acoustic sauce and the smooth tone that feels good against the skin. The exterior has dullness and small scratches over time. Serial 037054 (Takahashi Nobuyuki)
Maintenance information: 2025.3.29 maintained (power SW contact cleaning, thru hots, resolder, board capacitor replacement pin jack cleaning, caulking, SW, VOL cleaning, jumper treatment because balance VOL cannot be repaired (balance VOL cannot be used))
Accessories: instruction manual power cable
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
The price has been reduced. 2025/3/12 sales price 59,800 yen Maintenance completed! Built-in head amplifier composed of 6 FETs. A famous amplifier that doesn't have a strong personality, but it has natural sound quality and is easy to hear. You can see the exterior, rust, dullness, abrasions, etc., and a feeling of use. Serial 15203056 (Kobayashi Hitoshi)
Maintenance information: 2025.3.12 maintenance completed (balance volume replacement treble, bus volume dismantling and cleaning ③ switch dismantling and polishing grease application (phono selector, imp selector, rec selector, muting, subsonic, tape monitor, mode, tape 23) ④ flat amplifier, power supply capacitor replacement ④ solder repair ⑤ leg installation ⑥ interior and exterior inspection cleaning, pin jack polishing, other volume cleaning, operation confirmation
Accessories: none
Main specifications: PHONO3 system (of which MC1 system) W480 x H111 x D342 mm 5.8 kg
The disposal price has been reduced! (Member prices are not applicable.) 2025/3/29 sales price 118,000 yen Maintenance has been completed, such as replacing 32 electrolytic capacitors and cleaning disassembly contacts for each volume and switch. 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 of a piano, the feeling of attack, and the sharpness of guitar strings (Tamura Eiji)
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: No accessories
Main specifications: PHONO x 3 system (MM/ MC) MC head amplifier built-in W435 x H72 x D320 mm 7.9 kg
The battery was replaced in 2024/6! AC & DC operation is possible. Technics slim control amplifier. This car has few quirks, and its straightforward, natural tone is impressive. It is a thin, space-saving model, and is recommended as a separate introductory machine. There are multiple scratches on the top plate on the exterior (Tomoho Asaine)
Maintenance information: 2024.6.1 maintained (battery created and installed, encoder etc. cleaned, solder corrected, charging operation checked, AC and DC operation checked, audio checked for each input/output)
Accessories: remote control instruction manual power cord
Main specifications: PHONO input (MM/MC) equipped with 2 output systems W430 × H70 × D307 mm 3.3 kg
The price has been drastically reduced! 2025/3/22 sales price 118,000 yen remote control is out of stock. QUAD's 99 preamp. Genuine Rocky The QUAD-like design keeps the speaker playing with plenty of atmosphere. There is also sharpness and transparency in the mid to high range, and it creates a solid effect. The size is also compact and easy to use. The exterior is dull and has threads. Serial 99PG0198 (Tomonori Asaine)
Maintenance information: 2025.3.22 operation confirmed
Accessories: power cord connection cord
Main specifications: input LINE 3 system PHONE 1 system TAPE1 system with PHONO (MM/MC) W321 x H70 x D310 mm weight 4.42 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/7/18 sales price 128,000 yen 2023/11 maintenance completed. A famous machine 44 with an easy-to-handle RCA terminal added to the rear terminal of the Quad control amplifier. The British QUAD's small preamp is a perfect balance between freshness and intensity of character. When paired with the same speakers made in England, you can enjoy a calm, high-quality sound. A combination with QUAD405 is recommended. The exterior has a feeling of use such as dullness and small scratches. Serial 4708 ※ There is a slight sound leak even when the volume is reduced due to initial type specifications. The RADIO next to the rear input DISC is the AUX input (Takahashi Nobuyuki)
Maintenance information: 2024.7.18 operation confirmed 2023.11.29 maintenance (balance VOL, filter VOL, each rotor legal → oil cleaning, AC switch no spark killer → installation, tantalum C replacement within each board, power supply filter C replacement, input cable DW5P creation.)
Accessories: DIN cable x 3, power cable, copy of instruction manual
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
The price has been reduced. 2025/2/16 sales price 118,000 yen In 2024/7, 32 deteriorated electrolytic capacitors were replaced, and full maintenance was completed, including dismantling and polishing of selectors. 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. Serial 1113657 (Takasaki Atsushi)
Maintenance information: 2025.2.15 Operation confirmed 2024.7.13 Maintained (main volume disassembled and cleaned, replaced due to damage to MAX/MIN stopper cushion. Power pilot light replacement. Replacement of electrolytic capacitors, parts with 20% capacity change and parts with increased ESR values, and replacement of parts that are likely to deteriorate in the future to maintain the original. Solder check and correction, board cleaning. All mechanical switches, poor balance volume contacts, and fine cleaning. Transistors and places where migration occurred were repaired. In-circuit power supply voltage readjustment, drive-in adjustment after aging from initial voltage. Internal harness, rewiring. Internal cleaning. Removes dullness from panels and knobs, and special wax coating. AC cable and plug cleaning. RCA terminal, GND terminal, exterior screw cleaning. Wood case, buffing, dullness removal, and special wax application. insulator foot, 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
The disposal price has been reduced. Member prices are not applicable. 2025/1/28 sales price 118,000 yen In addition to replacing deteriorated parts, the famous Yamaha C-2 has been fully restored by disassembling and polishing all switches and volumes! 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 of a piano, the feeling of attack, and the sharpness of guitar strings (Sasaki Shota)
Maintenance information: 2025.1.29 Maintained (TREBLE cleaning, overall inspection carried out)
2024.11.29 Maintained (Electrolytic Capacitors, Fuses, Microswitches, Spark Killers, Cord Protectors Replaced. Complete disassembly of the switch volume, repolish the contacts, and assemble with treatment to prevent oxidation and sulfidation. Check the waveform, check the sound output.)
Accessories: manual
Main specifications: PHONO x 3 system (MM/ MC) MC head amplifier built-in W435 x H72 x D320 mm 7.9 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/1/19 sales price 128,000 yen Maintained! It has an elegant and glossy tone, and the output sensitivity can be selected from 3 levels. Combinations with 405 are common, but 606 etc. are also a good match. It has the natural texture of the acoustic sauce and the smooth tone that feels good against the skin. The exterior has dullness and small scratches over time. Serial 23428 (Murakoshi Yoichi)
Maintenance information: 2025.1.18 maintained (INPUT switching analog SWIC, power supply filter C, in-circuit coupling C, AC switch spark killer replacement, balance VOL, filter VOL cleaning)
Accessories: instruction manual (copy), power cable, input cable x 2, output cable x 1
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 discounts are not applicable. 2024/11/2 sales price 118,000 yen Full maintenance, such as replacing 16 electrolytic capacitors and disassembling and cleaning each switch part including VR! Yamaha's masterpiece preamp. 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 small scratches, dullness, etc. (Murakoshi Yoichi)
Maintenance information: 2024.11.1 maintained (tone control circuit capacitor solder correction) 2024.9.20 maintained (MODE, INPUT, TAPE rotary switch disassembly and cleaning VOLUME, BASS, and TREBLE VR disassembly cleaning (partial correction) SUBSSONIC, MUTING switch disassembly cleaning, 16 electrolytic capacitors, preventive replacement, RCA terminal board solder crack with PHONO input Correction, terminal cleaning frequency characteristics, distortion rate confirmation)
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