*Currently sold. The tuner has not been tested due to a shortage of dedicated FM antennas. All other inputs have been confirmed to work. It is a pre-main amplifier with a built-in wide FM tuner that can be connected to various devices, such as phono input equipped with a phono volume adjustment function and Bluetooth support, and can preset FM30 stations. Equipped with a Bluetooth standby function that allows this unit to be started via Bluetooth from a smartphone or the like. There are many scratches and small scratches on the exterior. Serial 2208201 (Yonejima Satoshi)
Maintenance information: 2024.2.4 operation confirmed
Accessories: No accessories
Main specifications: 100W+100W (8Ω) line 4 phono terminal (MM type) FM (wide FM compatible, 30 stations can be preset) Bluetooth (R) external dimensions W430 x H133 x D284 mm mass 6.9 kg
The price has been drastically reduced. 2024.2.1 sales price 328,000 yen A vacuum tube type premain amplifier with a 6L6GC push-pull configuration (fixed bias) that pays homage to the famous SQ38 series. The LECUA electronically controlled volume control attenuator was first installed in a vacuum tube amplifier product, and an MM/MC compatible phono amplifier circuit was built in. This model aims for a design and sound reminiscent of products from yesteryear. There is a small scratch (Daiki Goto)
Maintenance information: 2024.2.1 operation confirmed
Accessories: remote control, instruction manual, power cable
Main specifications: 20W+20W (6Ω), 18W+18W (8Ω), 14W+14W (4Ω) 6L6GC x 4, ECC82 x 3, W440 x H197 x D403mm 17.6 kg
The price has been drastically reduced! 2024/2/1 sales price 358,000 yen with original box! A pre-main amplifier equipped with the latest audio technology in Macintosh's traditional sound making know-how. Genuine Electri Despite its compact body, it also has 3 32 bit/192 kHz D/A converter inputs. The modern McKinn sound, which is rich yet has a wide range, is attractive. The exterior has a few scratches, etc., but it is generally beautiful. Serial AEM1843 (Tomonori Asaine)
Maintenance information: 2024.2.1 operation confirmed
Accessories: remote control instruction manual, power cable, original box
Main specifications: 100W+100W (8Ω) analog input terminal High Level input 4 systems (RCA) 1 system (XLR) Phono (MM) 1 system digital input terminal USB/COAXIAL/OPTICAL (32 bit 192 kHz) output terminal headphone output 1 system variable output 1 system with home theater passthrough W445 x H152 (including legs) x D476mm (including protrusions) weight 17.2 kg
The price has been reduced. 2024/2/3 sales price 298,000 yen*Inexpensive because there is a scratch on the upper corner of the front panel. Hi-Fi is in stock for the first time! The technical know-how of the flagship Grandioso has been consolidated into an integrated package. Although it's an introductory class, I feel the cost performance is high without cutting corners! Please give it a try. In addition to the exterior, as described above, you can see a feeling of use, such as dullness (Kobayashi Hitoshi)
Maintenance information: 2024.2.3 sound output confirmed
Accessories: instruction manual, power cord, original box
Main specifications: output 100W+100W (8Ω), 170W+170W (4Ω) frequency characteristics (+0/-3.0 dB at 1W output) 10Hz to 100kHz W445 × H191 × D468 mm (including protrusions) 27.2k
Maintained! G-tune product. It is characterized by a medium to high range where you can feel precise and transparent while being soft. If you feel a sense of coolness in modern speakers, you may be able to find a compromise that adds a moist, familiar sound. The exterior is dirty and dull on the top plate, and slight corrosion can be seen on the back terminal (Mizusaki Ryo)
Maintenance information: 2024.2.3 Maintained by the manufacturer (replaced with a replacement because rust was seen in the battery box. There is output instability, speaker relay contact deterioration, and CONTOUR switch contact deterioration, and improvements have been implemented. The left channel of the tuner did not come out from time to time, and the input switching relay contacts deteriorated and replaced. Maintenance carried out.)
Accessories: remote control (replacement), power cord
Main specifications: 100W+100W damping factor 400 W430 × H121 × D360 mm 10.3 kg
The price has been reduced. 2023/12/26 sales price 15,000 yen*Currently sold. Remote control is missing. There is a slight gap left in the VOL. This is a pre-main amplifier with sharp, bright sound. It has a built-in MM/MC compatible equalizer, and is recommended for those entering analog record playback. There is an appearance, dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.12.25 Operation confirmed (there is a slight gap left in VOL, but the current situation is)
Accessories: none
Main specifications: 65W+65W (8Ω) power consumption 165W W430 x H150 x D415 mm 11 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/1/23 sales price 118,000 yen Maintained! Quad first-generation transistor preamp. It's a car that makes more noise than its size, and you can enjoy a variety of expressions with expressive power rich in shadows. When combined with the company's 303, etc., it has a thick, dark tone and a calm, elegant tone. You can enjoy classical and acoustic music with a glossy tone. Serial 14412 (Tomoho Asaine)
Maintenance information: 2024.1.23 Maintained (internal check, coupling C, power supply filter, etc. replaced, front button, front button, poor contact, SW, poor contact, cleaning, board connector, polishing operation check)
Accessories: copy of the instruction manual, power cable, connection cable
Main specifications: Phono 1 system, 3 line systems, W260 x H92 x D165 mm, 3 kg
Maintained by the manufacturer! Triode line exclusive vacuum tube premain developed with the novel concept of an amplifier for women. With its compact, exquisite size and high design, it can be used in a variety of situations. The exterior is in good condition with no conspicuous scratches (Tomonori Asae)
Maintenance information: 2024.1.29 Maintained by the manufacturer (EL84 vacuum tube replacement selector part contact processing and other maintenance was performed
(Inspection and maintenance audition test for each part)
Accessories: original box
Main specifications: output 3W+3W (8Ω) vacuum tubes 6BQ5 x 2, 12ax7 x 2, dimensions W190 x D180 x H135 mm weight 4.7 kg
Full maintenance was carried out, from the capacitor to the exterior! 38 FD, the most popular of the 38 series, is now in stock! The warm tone has plenty of warmth in the bass and mids, and you can enjoy the true essence of lackstone, where you can enjoy the afterglow of the tone. Exterior maintenance has been carried out, but rust is scattered on the back. Serial 10121484 (Hiroki Aso)
Maintenance information: 2023.12.17 maintained (exterior repair/polishing/painting oil capacitor, block capacitor, electrolytic capacitor, film capacitor, fixed resistor, rectifier diode, DIN terminal, power supply SW, monitor SW, master VR, balance VR, rear panel VR, VR replacement, RCA terminal, polishing lever, SW, disassembly, cleaning, and oxidation prevention grease coating vacuum tube main part, 2 50CA10 replacement cabinets Exterior repair/polishing/oil finish input/output waveform confirmation residual noise check load test (27W+27W at 1 kHz sine wave 8 ohm load) sound output test)
Accessories: instruction manual copy power cable (general-purpose product)
Main specifications: 30W+30W (4, 8, 16 ohms) line input 4 systems phono 2 systems (mm) W476 x H190 x D335 mm 18 kg
LUXMAN Class A premain amplifier. The L-550A was completely remodeled, including the housing. Like a new-generation amplifier, it is extremely thick yet can express tight bass. The bright, bright tone is an appeal unique to Luxman Class A amplifiers. There are some small scratches and dullness (Murakoshi Yoichi)
Maintenance information: 2024.1.28 sound output confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: output 20W+20W (8Ω) 40W+40W (4Ω) W440 × H178 × D454 mm 24.3 kg
Maintained! The middle class of the Sansui α series. The strength of the bass and the sharpness of the mid to high notes are mixed in a well-balanced manner, so you can enjoy not only jazz, but also various genres such as rock and pop music. The exterior has small scratches, dullness, and a feeling of use. Serial 616103092 (Hiura Katsuji)
Maintenance information: 2024.1.11 Maintained (input selector switch disassembly, polishing, grease application, etc. TONE LOUDNESS MUTING
SUBSONIC TURNOVER processor, power amplifier, direct switch disassembly, polishing grease application TONE BAL installation correction, each volume, switch cleaning, internal inspection and cleaning, solder repair, adjustment inspection and operation confirmation.
Accessories: none
Main specifications: effective output 160W+160W (6Ω) 130W+130W (8Ω) damping factor 100 (6Ω) W448 × H160 × D441 mm 20.3 kg
*Currently sold. TEAC stereo pre-main amplifier equipped with a high-resolution DAC. In addition to DSD5.6 MHz and PCM32 bit/192 kHz USB inputs, Bluetooth playback compatible with aptX codecs is possible. It is also a popular car for PC audio. Serial 1750139 (Fujisawa Yukishi)
Maintenance information: 2024.1.23 Operation confirmed
Accessories: remote control, power cord
Main specifications: DAC built-in pre-main digital input coaxial x 1 optical x 1 USB-B terminal x 1 compatible sampling frequency (PCM) 32/44.1/88.2/96/176.4/192 kHz (optical digital is 96 kHz) compatible number of bits 16/24 bits compatible sampling frequency (DSD) 2.8/5.6 MHz (USB only) 40W+40W (4Ω) 20W+20W (8Ω) W215 x H61 x D254 mm (protrusion) 2.1 kg (including)
The price has been drastically reduced. 2024/1/22 sale price 250,000 yen SA600 homage! This anniversary edition was released to commemorate the 75th anniversary of JBL's founding. It's equipped with cutting-edge streaming audio, wireless connectivity, Dirac Live room correction, and Class G amplifier technology. Above all, Dirac, whose sound field correction tunes the listening environment, is attractive. The impression is that the sound is completely new, and the tuning matches modern sound sources (Daiki Goto)
Maintenance information: 2024.1.22 operation confirmed
Accessories: remote control, instruction manual, power cable, connection cable
Main specifications: output 200W (4Ω), 130W (8Ω) playback frequency characteristics 20Hz-20kHz ±1dB S/N ratio 120dB harmonic distortion ratio 0.002% input sensitivity 1V input impedance 10kΩ W449 × H114 × D327mm 12 kg
A high-resolution era pre-main amplifier compatible with DSD 5.6MHz native playback and PCM384kHz. It is equipped with cutting-edge equipment such as a USB DAC function, and has a convenient design that can be easily operated with only knobs and buttons. It is clear and has a wide range that suits the times. The exterior is good with no conspicuous scratches. Serial Y182250OQ (Fujisawa Yukishi)
Maintenance information: 2024.1.16 Operation confirmed
Accessories: remote control, instruction manual, power cord, original box
Main specifications: 100W+100W (8Ω) input 9 systems (CD x 1 tuner x 1 line x 3 phono MM x 1 optical digital x 1 coaxial digital x 1 USB Type B x 1) output 5 systems (reck-out x 2, subwoofer x 1, headphone x 1, USB-DC out x 1) W435 x H152 x D387mm 12.1 kg
*Currently sold. Luxman vacuum tube hybrid premain amplifier. This product was designed as an upper model of the LXV-OT7. The vacuum tube ECC802S on the front part has been increased in size compared to all models, the input terminals are gold-plated, the speaker terminals are banana compatible, and some other parts have been changed to solid aluminum, so the finish is particular about appearance. (FUJISAWA KOSHI)
Maintenance information: 2024.1.23 Operation confirmed
Accessories: AC adapter
Main specifications: output 5W+5W (4Ω) input RCA2 system
*Currently sold. The rubber feet and AC adapter are missing, so it's cheap. A Luxman vacuum tube hybrid premain amplifier sold from the Mook book series of Ongakunotomosha Stereo magazine. A hybrid configuration with a 12AU7 vacuum tube in the front part and an A/B grade analog amplifier in the power section. You can easily enjoy the vacuum tube sound. (FUJISAWA KOSHI)
Maintenance information: 2024.1.23 Operation confirmed
Accessories: No accessories
Main specifications: output 5W+5W (4Ω) input RCA2 system
Thoroughly review the interior and carry out maintenance on capacitors, transistors, etc.! A vintage model representing JBL. In addition to the extremely powerful and well-extruded sound quality, it has a dry and tight tone unique to this era. The strong sense of energy in the low frequencies and the characters with clear outlines are excellent matches with old JBL speakers. It is a vintage masterpiece that stands out for its individuality. There are small scratches on the exterior, but it is a solid with little dullness for its age. Serial 3007 (Yonejima Satoshi)
Maintenance information: 2024.1.25 Maintained (slide SW, deteriorated RCA terminals, deteriorated transistors, diodes, capacitors, lamps, fuses, semi-fixed resistors, heat dissipation sheets, AC cords, short pins, and resistors have been replaced. All SW and VR were disassembled, the terminals were re-polished, and reassembled. The offset and idle current have been adjusted. The input/output waveform was checked, left and right balance checked, load tests, and comprehensive operation tests were performed to confirm normal operation. Rated output test (1kHz sine wave, at 8Ω load: 40W+40W, OK), sound output test.)
Accessories: power cable
Main specifications: 40W+40W (8Ω) W412 × H128 × D350 mm 11.8 kg
It has a sense of strength that cannot be imagined from a compact frame, and it is both flexible and responsive. This is one that you can enjoy regardless of genre. There are no noticeable scratches (Daiki Goto)
Maintenance information: 2024.1.24 Operation confirmed
Accessories: remote control, instruction manual, power cable, original box
Main specifications: rated output 100W/8Ω, 140W/4Ω, compatible impedance 8Ω/4Ω, playback frequency band, 5Hz-100kHz, 5 analog input systems, 2 analog output systems, W440 x H90 x D255 mm, 11.0 kg
Maintained in August 2022! A late model in the popular classic 607 series. The resolution is high, the outline is clear, and matches well with modern speakers. You can experience the powerful mid to low range in this price range. There are threads and small scratches on the exterior. Serial 604045029 (Fujisawa Yukishi)
Maintenance information: 2022.8.21 maintained (input selector power amplifier direct source direct tape switch disassembly polishing grease coating output relay replacement protector part transistor replacement solder main part repair each volume switch cleaning interior and exterior cleaning operation confirmation)
Accessories: instruction manual
Main specifications: 105W+105W (6Ω) 90W+90W (8Ω) phono MM/ MC switching W430 x H162 x D452 mm 18 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/1/12 sales price 348,000 yen The interior has been thoroughly maintained, such as replacing RCA terminals including capacitors and transistors! Similar to its tasteful exterior, it is a gem with a tone representative of vintage JBL. The combination with old JBL speakers creates an extremely vivid and exquisite sound that cannot be reproduced with modern audio. Serial 5643*To prevent power supply shock noise and VOL noise, be sure to set the NORMAL/TEST switch in the upper right corner to TEST and then turn the power ON/OFF (use NORMAL after about 10 seconds). Also, there is a slight gang error when the volume is low. The exterior has paint peeling, scratches, and dirt. Serial 8032 (Tamura Eiji)
Maintenance Information: 2024.1.12 Maintained (slide SW, deteriorated RCA terminal, deteriorated transistor, diode, capacitor, lamp, fuse, fuse holder, semi-fixed resistor, heat dissipation sheet, AC cord, short pin, resistor replacement. All SW and VR are disassembled, the terminals are re-polished, and reassembled. Offset, idle current adjustment. Check the input/output waveform, check the left and right balance, load test, and comprehensive operation test to confirm normal operation. Rated output test (1kHz sine wave, at 8Ω load: 60W+60W, OK), sound output test)
Accessories: instruction manual, power cable
Main specifications: output 60W+60W (8Ω) frequency band 3Hz to 20,000 Hz W412 × H128 × D350 mm 11.8 kg
Best buy model from the late 90s. It inherits the traditional diamond actuation circuit, and is characterized by a well-balanced sound with a refined circuit configuration, such as a sense of SN in the mid-high range, and the certainty of the outline in the low range. There is a feeling of use such as stains (Daiki Goto)
Maintenance information: 2024.1.22 maintained (input selector, power amplifier direct, processor, reckout switch disassembly, polishing grease application, SP, tone, loudness, subsonic switch replacement, output relay replacement, interior and exterior inspection and cleaning, each volume, switch cleaning, operation confirmation.)
Accessories: copy of instruction manual
Main specifications: 80W+80W (8Ω) phono (MM/MC) switching dimensions W432 x H165 x D450 mm weight 18 kg
The price has been reduced! 2024/1/18 Accuphase entry pre-main amplifier with sales price 248,000 yen. Equipped with the same AAVA volume control as the higher-level models E-560, etc. Although it is an introductory aircraft, it boasts a degree of perfection that makes you feel the high level of quality typical of Accuphase everywhere. On the exterior, there is a feeling of use, such as a noticeable scratch on the upper front. Serial B5X088 (Hiroki Aso)
Maintenance information: 2024.1.18 Operation confirmed
Accessories: instruction manual, copy, remote control, power cable, original box
Main specifications: 115W+115W (6Ω) 105W+105W (8Ω) W465 × H151 × D420 mm 20 kg
The price has been drastically reduced. 2024/1/20 sales price 219,000 yen This transistor type premain amplifier is reminiscent of Luxman of yesteryear. The loose, warm-colored lackstones remain the same, and you can feel the sharpness typical of a modern aircraft. It is MM/MC compatible, and is compatible with analog, and its good quality shines through even though it is simple. Serial 030100376B (Mizushima Itsuro)
Maintenance information: 2024.1.20 Operation confirmed
Accessories: remote control, instruction manual, power cable
Main specifications: output 50W+50W (8Ω), 75W+75W (4Ω) W402 x H169 x D330 mm 15.0 kg
Maintained! The next generation console of the popular pure A grade Primain A1 from the musical Fidelity. It has power, and it sounds comfortably regardless of the speaker's efficiency. The exterior has dullness and scratches (Satoshi Yonejima)
Maintenance information: 2024.1.21 Maintained (corrected due to a crack in the knob shaft (slight friction remains due to slight eccentricity) Volume and push switch replacement solder correction screw hole tap correction. Check the audio and power consumption of each input and output. Since this model operates in Class A, it generates a lot of heat. (*Please be careful not to apply strong force as the knobs are structurally weak.)
Accessories: No accessories
Main specifications: output 20W+20W W408 x H164 x D249 mm 5.8 kg
※There is no problem with operation, but since it is cheap, it will be handed over as is. No remote control. It is the successor to the A-R630 and is a simple and highly versatile stereo premain amplifier equipped with plenty of input terminals. There are dullness and small scratches in places (Kojima Yosuke)
Maintenance information: 2023.12.30 Operation confirmed
Accessories: none
Main specifications: 60W-60W (8Ω) 7 audio inputs (AUX1, AUX2, TAPE1/CD-R, TAPE2, TUNER, PHONO, CD) equipped with phono equalizer amplifier (MM type) W435 x H142 x D355 mm 8.1 kg
*Since there are times when contact with the selector is poor, it is sold at a low price as is. Using the acclaimed 6BQ5 (5-pole tube), triode sound is achieved with luxurious UL connection operation. Equipped with 2 headphone terminals, it is an amplifier that can be used sufficiently as a headphone amplifier. The terminals and knobs are dull (Sasaki Shota)
Maintenance information: 2024.1.20 Operation confirmed
Accessories: power cable
Main specifications: Tubular headphone jack built-in premain amplifier, 3W+3W, 30-3kHz, W160 x H150 x D350 mm, weight 8.5 kg
Maintained! A pre-main amplifier equipped with a D/A converter based on the TA-F555ESR. You can fully enjoy the sound of Sony from the 80s, and it features a clear sound with few habits. There is a scratch on the volume, the top plate is rubbed, and there is a line wound (Oikawa Tetsuji)
Maintenance information: 2024.1.14 Maintained (the main volume VR is replaced with a custom-made product because it has a resound, replaced due to poor contact with the speaker relay,
B-class amplifier resistance deterioration 100Ω 470Ω replacement, INPUT selector DIGITAL/ANALOG switch 2 disassembly contact polishing cleaning grease application, cartridge LOAD switch disassembly contact polishing cleaning grease application, source direct MUTING SUBSONIC push SW3 contact cleaning, other DIGTAL substrates A class B class board with solder cracks, DC bias DC balance adjustment, other analog (Check the digital input/output connection sound output)
Accessories: copy of instruction manual
Main specifications: 105W+105W (8Ω) Sampling frequency: 38kHz,44.1kHz,48kHz automatic switching digital input/output terminal/3 optical input systems, 1 coaxial input system, 1 optical output system, 1 coaxial output system W470 × H166 × D435 mm 22.6 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/1/16 sales price 138,000 yen 21st century limited edition of the pure A grade premain amplifier “A-1,” which was sold in the 1980s. The unique form and warm tone unique to A-1 reproduce string and vocal music in a glossy and mild manner. This is an amplifier I want to combine with medium and small speakers with good sound. The exterior has a feeling of use such as dullness. Serial WAG0474 (Tomonori Asae)
Maintenance information: 2024.1.16 Sound output operation confirmed
Accessories: remote control power cable
Main specifications: pure A grade 36W x 2 (8Ω) damping factor 142 phono input sensitivity 3.3 mV (MM) input impedance 47 kΩ S/N ratio 81 dB overload margin 29 dB line input 4 systems/PHONO input 1 system (MM) size W440 x H77 x D385 mm weight 7.15 kg
The price has been drastically reduced. 2024/1/14 sales price 268,000 yen Maintained! LUXMAN 70th anniversary signature model. The standard EL34 push-pull configuration has an OY transformer, and is designed so that you can fully enjoy the flavor of luxe stone. Using an unprecedented high-rigidity chassis, it also has an outstanding sense of luxury. This is a 90s vacuum tube premain with a good balance of range, thickness, and tone. There is a feeling of use such as discoloration of the SP terminal. Serial W71111541B (Takasaki Atsushi)
Maintenance information: 2024.1.14 Maintained (replace solder, fix contacts due to push SW contact corrosion, wipe, vacuum tube pin, clean, cable clamp, loose fix. (Bias check, each input/output, audio check output: approx. 30W when output is 8 ohms; interior and exterior cleaning.)
Accessories: copy of manual, power cord
Main specifications: output 30W+30W (6Ω) phono (mm) 2.5mV/47kΩ vacuum tube EL34 (6CA7) x 4, 12AU7 x 4, 12BH7A x 2 W430 x H209 x D387 mm 22 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/1/11 sales price 5,000 yen ※The sound output has been confirmed, but it is cheap because the condition is poor. An AV amplifier equipped with AV surround functions such as Dolby Pro Logic and DSP in a full-scale high quality amplifier. By adding initial reflection sounds and reverberation sounds with DSP to the signal output from the direction enhancement circuit, a powerful sense of realism has been obtained. The exterior has a feeling of use over time, such as dullness and stains. Serial 40300061 (Tomoho Asaine)
Maintenance information: 2024.1.11 sound output confirmed ※Video unchecked
Accessories: none
Main specifications: rated output 60 W+60 W in stereo power supply voltage AC100V, 50 Hz/60 Hz power consumption 220 W maximum external dimensions 440x162x432mm weight 13.4 kg
※There is no problem with operation, but since it is cheap, it will be handed over as is. An entry model with excellent cost performance. Since it comes with a phono circuit, you can also enjoy records. The sound quality is stable in both digital and analog. There are no noticeable scratches on the exterior. Serial 5101207110 (Fujisawa Yukishi)
Maintenance information: 2024.1.17 Operation confirmed
Accessories: remote control, copy of instruction manual, connection cord
Main specifications: 50W+50W (8Ω) line input 4 systems phono 1 system (MM) with pre-out terminal W434 x H121 x D308 mm 7.1 kg
The price has been drastically reduced. 2024/1/13 sales price 228,000 yen This amplifier was planned to commemorate the 35th anniversary of Aura Design, and will be the first to arrive at Hi-Fi. This anniversary model, which bears the VA40 of the first model, is a model that faithfully reproduces the circuit design at that time. The MOSFET single push-pull reproduces fresh sound. This model will be a domestically manufactured model. The exterior is beautiful with no conspicuous scratches. Serial ARI0018 (Tamura Eiji)
Maintenance information: 2024.1.14 Operation confirmed
Accessories: instruction manual, power cable, original box
Main specifications: 50W+50W (8Ω) W430 x H76 x D350 mm weight 7.2 kg
Full maintenance was carried out, from the capacitor to the exterior! 38 FD, the most popular of the 38 series, is now in stock! The warm tone has plenty of warmth in the bass and mids, and you can enjoy the true essence of lackstone, where you can enjoy the afterglow of the tone. The appearance, dullness, and slight repair marks are good (Kobayashi Hitoshi)
Maintenance information: 2023.11.18 maintenance (phono circuit electrolytic capacitor replacement, operation check.) 2023.10.4 Maintenance (Phono part, EQ circuit controller, oil capacitor, carbon resistor replacement. running test.) 2023.7.27 maintenance (oil capacitor, block capacitor, electrolytic capacitor, film capacitor, semi-fixed resistor, fixed resistor, master VR, rear panel VR, bass/trebleVR, rectifier diode, SP terminal, DIN terminal, power supply SW/monitor SW replacement. RCA terminal polishing. Balance VR, lever SW disassembly cleaning, and application of grease to prevent oxidation and sulfidation. Replace 2 output tubes. Cabinet exterior repair, polishing, and oil finish. Input/output waveform check, residual noise check, load test (1 kHz sine wave, 26W+26W at 8 ohm load), sound output test.)
Accessories: power cord, instruction manual (copy)
Main specifications: 30W+30W (4, 8, 16 ohms) line input 4 systems phono 2 systems (mm) W476 x H190 x D335 mm 18 kg
The price has been drastically reduced. 2024/1/13 Sales price 138,000 yen Maintained by the manufacturer! Long-established Luxman compact vacuum tube type premain. The neat design and simple operability make you feel like it's a new era, but it has a sturdy finish that is warm and new, such as adopting a traditional OY type transformer. The sharp vacuum tube sound is attractive. The exterior is good with a dullness (Kobayashi Hitoshi)
Maintenance information: 2024.1.13 manufacturer maintenance completed (input selector switch replacement, inspection of each part, bias adjustment)
Accessories: remote control, instruction manual, power cord, original box
Main specifications: rated output 12W+12W (6Ω), 10W+10W (8Ω/4Ω) vacuum tube ECC83 x 1, ECC82 x 2, EL84 x 4, 3 input lines, Phono (MM compatible) 1 system frequency characteristics 20 Hz to 50 kHz W297 x H162 x D258 mm 11.5 kg
A full restoration with a total of 86 capacitors and all other deteriorated parts reviewed! Limited edition D907. It is symmetrical and thick compared to modern aircraft, has an excellent sense of energy, has more momentum than resolution, and is full of appeal unique to this era. The ebony wood case gives off a sense of luxury. There is a scratch on the front panel corner on the exterior (Oikawa Tetsuji)
Maintenance information: 2024.1.14 Operation confirmed
2023.12.29 Maintained (capacitor, semi-fixed resistor, transistor, relay, RCA terminal replacement. Each SW/VR type cleaning, removing old solder from each board, then re-soldering and flux removal. Idle and offset adjustment. Interior/exterior cleaning. Heat dissipation sheet replacement. Various measurements, audio output tests. Input/output waveform confirmation, load test (1kHz sine wave, 8Ω load: 100W+100W, OK), sound output test)
Accessories: copy of instruction manual
Main specifications: output 100W+100W (8Ω) PHONO (MM/MC) compatible load impedance 4 to 16 ohms dimensions W466 x H182 x D432 mm weight 19.8 kg
The deteriorated capacitors, transistors, speaker terminals, etc. have been fully restored! Sansui's famous machine! A pre-main amplifier with improved audio characteristics and operability by adopting a unique chassis structure. Please enjoy the rich sound of Old Sansui. A different world from digital high-end will unfold. The exterior has dullness and small scratches, but it is a beautiful individual compared to its age. Serial 236060344 (Fujisawa Yukishi)
Maintenance information: 2024.1.12 Maintained (relay, heat dissipation sheet, electrolytic capacitor, transistor, semi-fixed resistor, SP terminal, fuse replacement. RCA terminal plating work, VR, SW cleaning. Substrate cleaning and re-soldering. Input/output waveform confirmation, load test (1 kHz sine wave, 8 ohm load: 80W+80W, OK), sound output test. *There is a gang error when the main volume starts up, but it cannot be corrected with a detent volume. Please be aware.)
Accessories: copy of instruction manual
Main specifications: output 80W+80W frequency characteristics 10Hz to 50kHz W460 × H160 × D375 mm 17.9 kg
Maintained! A mid-range model in the D series that has a reputation for its powerful sound. The mid to high range is perfectly twisted into a powerful low range. It goes perfectly with sharp speakers such as JBL and DIATONE. This is one that shines with its high cost performance even though it is in a price range that is easy on the wallet. The exterior has a feeling of use such as dullness and abrasions. Serial 210110534 (Tomonori Asaine)
Maintenance information: 2024.1.12 maintained (tone circuit capacitor replacement, protector circuit capacitor replacement, semi-fixed VR, differential circuit section UPA68H replacement, running test ※ it takes about 10 to 15 seconds for the relay to enter) 2023.10.13 maintenance (power transistor, resistor, capacitor, fuse replacement, adjustment inspection, output test with dummy load, running test) 2023.7.7 Maintained (master volume, balance VR replacement, output relay, headphone relay replacement, May amp circuit transistor, Mylar capacitor, semi-fixed VR replacement, equalizer circuit part op amp replacement, input selector, reck-out switch disassembly, polishing grease application, solder deterioration repair, each volume, switch cleaning, interior and exterior inspection, adjustment inspection)
Accessories: copy of instruction manual
Main specifications: Super feedforward & DD/DC amplifier, Phonomm/MC compatible, SNR 110 dB or more, damping factor 100 95W+95W (8Ω), rated power consumption 250W, W445 x H163 x D403 mm, 14 kg
Maintained in 2023/6! A pre-main amplifier developed by incorporating Yamaha's unique technology to achieve stable driving capability at all times. It achieves clear sound that can be directly reached to the ears. It also has driving power, and it transmits power well. You can see noticeable scuffs and dullness on the exterior and top plate (Daiki Goto)
Maintenance information: 2023.6.7 maintenance completed (selector and other switch disassembly contact polishing, contact cleaner application, main amplifier circuit solder correction, various parts dismantled and cleaned.)
Accessories: none
Main specifications: power consumption 260 W rated 185 W+185 W (6 ohms) W473 x H171 x D448 mm 20 kg
The price has been drastically reduced! 2024/1/10 sales price 198,000 yen Marantz's highest peak premain amplifier in the early 1990s! This is a Marantz soul amplifier that uses an oversized power transformer and capacitor. It is precise, has high resolution, and has an excellent ability to easily drive a speaker. The exterior has scuffs and some bumps. Serial MZ009621130013 (Fujisawa Yukishi)
Maintenance information: 2024.1.10 Operation confirmed
Accessories: No accessories
Main specifications: 150W+150W (8Ω) line input 6 systems phono 1 system (MM/MC switching) tape system 2 systems W454 x H210 x D467 mm 32 kg
Triode line exclusive vacuum tube premain developed with the novel concept of an amplifier for women. With its compact, exquisite size and high design, it can be used in a variety of situations. The exterior is in good condition with no conspicuous scratches (Tomonori Asae)
Main specifications: output 3W+3W (8Ω) vacuum tubes 6BQ5 x 2, 12ax7 x 2, dimensions W190 x D180 x H135 mm weight 4.7 kg
The price has been drastically reduced. 2024/1/6 sales price 128,000 yen Manufacturer maintained! The second generation of the popular S10 series. Since it is equipped with a powerful power supply unit, the sense of energy in the low range is excellent, and it shows driving power that exceeds the price. The line with each tone is thicker than current Denon amplifiers, and the sound is full of volume, which is attractive. There is a slight feeling of use. Serial 9047301103 (Kanai Hidetsugu)
Maintenance information: 2024.1.5 manufacturer maintenance (MM/MC changeover switch replacement, SD switch/input select switch disassembly contact polishing, lubricant application. (Idling adjustment, operation inspection)
Accessories: instruction manual, power cable
Main specifications: rated output 100W+100W (8Ω) PHONO (MM/MC compatible) dimensions W434 x H181 x D485 mm weight 28 kg
The price has been reduced! 2024/1/9 sales price 148,000 yen Minor change model of Krell's first integrated amplifier K-300i. A large 400VA toroidal transformer is built into the power supply unit. The preamp section has a fully discrete and fully complementary configuration for all stages. The thick, roomy sound unique to KRELL is still appealing enough. There is a slight feeling of use and small scratches on the exterior. Serial 8799086097 (Fujisawa Yukishi)
Maintenance information: 2024.1.9 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 150W ✕ 2 (8Ω) W483 ✕ H94 ✕ D394mm 11.4 kg
The price has been reduced! 2024/1/8 sales price 798,000 yen Beautiful item with original box! First arrival at Hi-Fi Hall. This current premain amplifier is the ultimate in Technics' digital technology. Equipped with a DAC, it is also possible to directly connect digital devices. What is noteworthy is record playback that makes full use of digital technology, and it is equipped with the Intelligent PHONO EQ, which is an innovative phono equalizer that can reproduce the original sound quality of the cartridge by correcting the cartridge's crosstalk and peak with DSP. The innovative and powerful power supply unit realizes majestic, energetic playback sound with high resolution and excellent driving ability for speakers. The exterior is beautiful with no conspicuous scratches. Serial GJ2CA001005 (Takahashi Nobuyuki)
Maintenance information: 2024.1.8 operation confirmed
Accessories: original box, instruction manual, power cable, calibration record, custom velvet cover
Main specifications: rated output 150 W+150 W recommended load impedance 4 ohm to 16 ohm frequency characteristics PHONO (MM) 20 Hz to 20 kHz line 5 Hz to 80 kHz digital 5 Hz to 80 kHz power supply AC 100V 50/60 Hz W430 × H191 × D459 mm weight 22.8 kg
The price has been reduced. 2023/12/20 sales price 45,000 yen manufacturer maintenance completed! Digital pre-main amplifier compatible with DSD 5.6 MHz. CSR DDFA technology is used in the amplifier section, and analog waveform reproduction technology “Advancedal32Processing” is equipped with unique bit expansion and data complementation. The large number of accesses compatible with various sources such as network radio, Wi-Fi, AirPlay, and Bluetooth is also attractive. There is an appearance, dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.12.19 manufacturer maintenance completed (antenna, others, terminal replacement, operation inspection OK)
Accessories: remote control, instruction manual, power cord, original box, antenna
Main specifications: 35W+35W (8Ω) 70W+70W (4Ω) compatible impedance 4Ω/8Ω analog input systems, digital input COAXIAL, OPTICAL, USB (Atype) compatible format MP3 (32 to 48 kHz), ALAC (32 to 96 kHz), WMA, WAV, MPEG-4 AACD, FLAC, AIFF (32 to 192 kHz) DSD (2.8 · 5.6 MHz/1 bit) W280 ×H160×D337mm 4.8kg
A full restoration with a total of 86 capacitors and all other deteriorated parts reviewed! Top model in the 07 series. Sound particles react finely and delicately. The high frequency extension has a pleasant and beautiful afterglow. Also, it is a rich, analog, and tasteful sound unique to vintage. The ebony wood case gives off a sense of luxury. There is a noticeable scratch on the top plate on the exterior (Sasaki Shota)
Maintenance information: 2023.12.29 Maintained (capacitor, semi-fixed resistor, transistor, relay, RCA terminal replacement. Each SW/VR type cleaning, removing old solder from each board, then re-soldering and flux removal. Idle and offset adjustment. Interior and exterior cleaning. Heat dissipation sheet replacement. Various measurements, audio output tests. Input/output waveform confirmation, load test (1kHz sine wave, 8Ω load: 100W+100W, OK), sound output test)
Accessories: copy of the manual
Main specifications: output 100W+100W (8Ω) PHONO (MM/MC) compatible load impedance 4 to 16 ohms dimensions W466 x H182 x D432 mm weight 19.8 kg