The price has been drastically reduced. 2025/1/28 sales price 368,000 yen genuine Oba Shoji product. A pre-main amplifier with a high degree of perfection that is comparable to a separate system, and has extremely high sound quality. An attractive sound development with high SN, high resolution, and high density that cannot be enjoyed in domestic production without lowering the center of gravity too much. Since it has a pre-out, it is an ideal product as a stepping stone for the company's separate system construction. Since the optional phono module is not installed, INPUT1 is at a normal line level. As for the exterior, there is a light scuff on the top of the front panel and a scratch on the back of the top plate. There is floating rust on part of the XLR terminal connection part. Serial E00200 (Murakoshi Yoichi)
Maintenance information: 2025.1.28 sound output confirmed
Accessories: remote control instruction manual power cable
Main specifications: Line-only model, 4 input unbalanced (RCA) systems, 3 balanced (XLR) speaker output, 1 system output, 100W+100W, W455 x H150 x D385 mm, weight 22.0 kg
Marantz mid-class pre-main amp. It excels in the extension and subtlety of the treble, and the thickness of the mid-range sound has been added to make the sound quality satisfying to listen to. It's versatile and easy to use regardless of music genre. You can see the appearance, dullness, scuffs, etc. Serial 15001620002441 (Takasaki Atsushi)
Maintenance information: 2024.12.27 sound output confirmed
Accessories: remote control, power cord
Main specifications: rated output 70W x 2 (8Ω) 100W x 2 (4Ω) frequency characteristics 5Hz to 100kHz W440 x H128 x D379 mm 12 kg
The disposal price has been reduced. Member prices are not applicable. 2024/9/28 sales price 59,800 yen Philips line exclusive premain amplifier. Neutral style with very clear lines of sound. In particular, the high level of transparency in the mid to high range is amazing. One side screw cover is missing, and there are dents, paint peeling, etc. (Oikawa Tetsuji)
Maintenance information: 2024.9.28 Operation confirmed
2019.1.26 Maintained (contact correction after disassembling the panel switch, replacement of defective output relay contacts, correction due to soldering deterioration in the main amplifier circuit, output pin jack polish, prolonged sound output check)
Accessories: copy of instruction manual
Main specifications: 40W+40W (8Ω), 4 input systems, low NFB adopted, W437 x H110 x D384 mm, weight 13 kg
Maintained by the manufacturer! Accuphase's flagship model of pure A class premain. A masterpiece created by gathering the best of Accuphase technology. Although it is A grade, it also has driving power while combining the subtlety and high resolution typical of Accuphase. As for the external condition, there is dirt on the volume knob (Sasaki Shota)
Maintenance information: 2025.1.31 Maintained by the manufacturer (meter lamp, replacement microconversion meter due to deterioration of the LED logo, glass cleaning, TONE control VR cleaning). Remote control volume adjustment malfunction Since there is no original remote control, a replacement product is attached. Inspection of each part, adjustment safety check, and pressure resistance check are OK)
Accessories: replacement remote control, manual, power cable
Main specifications: pure A grade premain amplifier input/RCA5 system, XLR2 system 60W+60W (4Ω) 30W+30W (8Ω) dimensions W465 x H191 x D426 mm weight approx. 24 kg
Maintained (*A hum will come out for about 20 seconds until the power is turned on until the high pressure is applied, but this is a specification). This is a HyperCraft series single amp amplifier using a 2A3 direct heat tube. The full-range speakers make me listen to classical music in a pleasant atmosphere. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.1.17 Maintained (fixed soldering defects between the right ch drive stage and output stage, readjusted because the ham balance was greatly misaligned: left 30mV → 1mV, right CH20mV → 1mV hum improved. Other switches are cleaned, transformer mounting screws are loosened and tightened, audio check for each input/output (*A hum will come out for about 20 seconds until the power is turned on until the high pressure is raised, but this is a specification)
Accessories: power cable
Main specifications: output 3.5 W+3.5 W input sensitivity 0.35 V frequency characteristics 18 to 20 kHz residual noise 2 mV or less vacuum tube Sovtek: 2A3 x 2, Philips ECG: 12AT7WC, SOVTEK: 6N1P x 2 W350 x D295 x H155 mm 9 kg
Disposition has been lowered. Member discounts are not applicable. 2025/1/25 sales price 198,000 yen This is a new model that has taken up a large space in conventional analog amplifiers, and the power amplifier circuit and heatsink have been miniaturized and reborn to be slim. The resolution and transparency of audio signals have been greatly improved, and in addition to being equipped with a PHONO1 system compatible with MM/MC, it is also equipped with a POWER AMP IN that bypasses the pre. On the exterior, there are scratches on the top plate and back of the remote control. Serial AQH15190100402 (Kanai Hidetsugu)
Maintenance information: 2025.1.25 Operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 200+200W (4Ω) 100W+100W (8Ω) damping factor 500 (8Ω, 20Hz-20kHz) W440 × H123 × D453 mm 15.3 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/1/18 sales price 1,280,000 yen, Phasement's 300B single stereo premain amplifier is now in stock for the first time! The 6SN7 has 2 stages of amplification and a 300B triode non-feedback amplifier circuit configuration, and the power supply uses a rectifier circuit using a ROHM high speed switching diode and choke transformer, so you can comfortably listen to all genres with dynamic, dynamic sound quality. The appearance is good with little feeling of use (Kobayashi Hitoshi)
Maintenance information: 2025.1.18 Operation confirmed
Accessories: instruction manual, power cord
Main specifications: input impedance 47 kΩ gain 30 dB residual noise 200 μV or less: A-NET rated output 9 W or more/4 Ω (THD: 5%) frequency characteristics 10 to 40 kHz (+0, -3 dB) output impedance 4 to 8 ohms power consumption 140 W (100 VAC 50 to 60 Hz) W430 x H240 x D380 mm 18 kg
Maintained! An eye-catching Lax pre-main amplifier with a unique indicator. It is a traditional lackstone, and the soft and warm mid-low range like a vacuum tube is attractive. The speakers, which have a solid sound quality, also play softly. There is a slight gap in the scale on the BASS dial. The exterior has a feeling of use over time, such as rolled up veneer, scratches, and dullness. Serial 11401165 (Jun Tamai)
Maintenance information: 2024.9.1 maintained (12 road deterioration transistors, 18 capacitors, replacement switches, disassembly contacts, contact cleaner applied after polishing, main volume disassembly contact polishing, input/output pin jack polish, deterioration was seen on the speaker terminals, and the plastic was discolored and scraped, but there is no problem with operation)
Accessories: none
Main specifications: 40W+40W (8Ω) W443 × H153 × D273 mm 9.3 kg
DENON's best-selling model. In addition to the thickness of the mid and low frequencies, the sound that smoothly extends the range to the high frequencies is attractive. It is an amplifier that incorporates features of high-end machines, such as phono MM/MC switching and a separate function that enables pre-out power in. There are small scratches, dirt, etc. on the exterior, and there is a slight feeling of use. Serial 2101500587 (Murakoshi Yoichi)
Maintenance information: 2025.1.22 sound output confirmed
Accessories: remote control, power cord, instruction manual (copy)
Main specifications: rated output 80W+80W (8Ω), 2 speaker output systems, AORB load, 4Ω to 16Ω, A+B load, 8Ω to 16Ω, W434 x H181.5 x D434.2 mm, weight 24.4 kg
The disposal price has been reduced. Member prices are not applicable. 2025/1/14 sales price 178,000 yen Manufacturer maintenance was completed in 2023.2. This is a pure Class A premain amplifier that combines subtlety and strength. The sound unique to Lux Class A amplifiers, which is smooth, glossy, and has a sense of scale, is attractive. The low frequency playback also has a sense of volume, and it has a reputation for being compatible with European speakers such as TANNOY. There is a small scratch on the front, and there is a crack in the back corner of the cabinet (Oikawa Tetsuji)
Maintenance information: 2025.1.14 Operation confirmed
2023.2.3 manufacturer maintained (output relay deterioration replacement. Balance volume deterioration replacement. Ultimate ATT disassembly, contact cleaning. Power amplifier board styrene capacitor, electrolytic capacitor deterioration replacement. PCB soldering repair. Each volume and switch contact cleaning. Overall adjustments. Operation and characteristic tests OK)
2015.12.18 Maintained by the manufacturer (power switch replaced. Transistor replacement. Speaker terminal, balance volume, electrolytic capacitor, and speaker output relay replacement. Power driver input/output equalizer solder correction for each board. Clean each switch contact Overall adjustments. (Inspection of each operation is OK)
Accessories: instruction manual
Main specifications: 50W+50W (8Ω), pure A class operation, equipped with a high-capacity toroidal transformer, phono equalizer, MM/MC compatible, W438 x H176 x D467, 30 kg
The price has been reduced. 2025/1/21 sales price 108,000 yen*Equipped with a MM/MC compatible phono board P100 (currently set to MM). It has a sense of strength that cannot be imagined from a compact frame, and I also feel the flexibility and responsiveness. This is one that you can enjoy regardless of genre. Serial 179670. The appearance is fine, with no noticeable scratches, etc. (Hiura Katsuji)
Maintenance information: 2025.1.21 sound output confirmed
Accessories: instruction manual, remote control, power cable
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
Replace parts such as 54 capacitors and 20 transistors! Overhauled! Furthermore, you can use the RCA terminal comfortably by replacing it with a new one. This is the first Accuphase premain amplifier developed by utilizing the technical results of the P-300 and C-200. The exciting, sharp sound is compatible with JBL speakers, and it plays jazz and rock comfortably. It is an attractive car with a sharp and powerful sound that is unimaginable from current Accufers. There are stains and small scratches throughout the exterior. Serial H7N816 (Murakoshi Yoichi)
Maintenance information: 2025.1.23 Maintenance completed (SP terminal block electrode replacement, SP cable wiring correction, medium output transistor replacement, switch disassembly and cleaning, screw expansion and tightening, bias and offset checks, output sound check ※ When multiple speakers are selected (example: A+B), the selected speakers are connected in series. If both are not connected, there will be no sound. Also, do not over tighten the speaker terminal screws)
2016.2.16 Maintained (electrolytic capacitor, film capacitor, semi-fixed resistor, transistor, heat dissipation sheet, meter lamp, RCA terminal replacement, board parts re-soldering, SW/VR, output relay/housing cleaning, offset idle measurement adjustment, input/output waveform confirmation, sound output test)
Accessories: copy of instruction manual, power cable
Main specifications: 100W+100W (8Ω) premain separable W455 x H152 x D355 mm 19.5 kg
Maintained! The successor to the PM-80. Equipped with MOS-FET, it has a glossy mid-range, and exudes a unique sense of sound. The plump, thick sound during Class A operation is unrivaled, and you can relax and immerse yourself in the music. As for the exterior, there are sticker marks, dullness, small scratches, and missing lettering on the top plate. Serial MZ009524430099 (Yonejima Satoshi)
Maintenance information: 2024.10.22 Maintained (output relay replaced. Headphone relay replacement. Switch disassembly, polishing, grease application (input selector, reck-out, MM/MC switching, mono, subsonic, source direct, CLASS A switch) power amplifier power supply part solder repair. volume cleaning. Interior and exterior inspection and cleaning, bias check. Operation check)
Accessories: copy of instruction manual
Main specifications: MOS-FET use, AB class switchable, Class A (20W+20W), Class AB (100W+100W) PHONO input (MC/MM switching), W454 x H165 x D380 mm 17.5 kg
The disposal price has been reduced! (Member prices are not applicable) 2025/1/21 sales price 228,000 yen with yuan box! Marantz high end premain amplifier PM-11S3. A new circuit “SA Driver” has been introduced to the power amplifier circuit, and all circuits from input to speaker output have been speeded up. It is an amplifier that boasts spatial expressiveness, detailed tone, and a rich sense of scale. The exterior has small scratches and dullness, but is generally good (Tomoho Asaine)
Maintenance information: 2025.1.19 Operation confirmed
Accessories: remote control power cable instruction manual original box
Main specifications: XLR x 1, phono x 1, power amplifier direct x 1, output terminal REC out x 2, pre-out x 1, headphone x 1, W440 x H168 x D453 mm, 26.6 kg
An integrated stereo amplifier equipped with an advanced “AAVA volume control” that achieves a high signal-to-noise ratio and low distortion ratio. The power amplifier section has a parallel push-pull configuration with a high power transistor, and the strong power supply unit and low impedance output circuit achieve clear sound with good visibility. The exterior is a beautiful item with no conspicuous scratches. Serial D2Y915 (Kanai Hidetsugu)
Maintenance information: 2025.1.25 Operation confirmed
Accessories: remote control, instruction manual, power cable, original box
Main specifications: rated continuous average output 120w/ch (4Ω) 90w/ch (8Ω) damping factor 500 (8Ω/50Hz) W465 × H151 × D420 mm 20.4 kg
Maintenance completed in June 2022! 15th anniversary model of the 607 series. MOS-FET is used for the power stage, adding a sense of transparency to its characteristic heat, and is compatible with various music genres. It has a configuration that exceeds its class, such as balanced input support, and it is a powerful machine that is still popular today. As for the exterior, part of the veneer has peeled off, and there is a feeling of use such as dullness and small scratches over time. Serial 602013946 (Yamato Yuki)
Maintenance information: 2022.6.3 maintained (main amplifier output relay replacement, protector section transistor replacement, input selector, power amplifier direct, source direct, tape, reck out switch disassembly, polishing grease application, each volume, switch cleaning, solder main part repair, interior and exterior inspection and cleaning, offset adjustment inspection, operation confirmation)
Accessories: none
Main specifications: 45W+45W (8Ω) PHONO (MM/MC) W460 × H159 × D446mm 18.8 kg
The price has been reduced. 2025/1/21 sales price 89,800 yen ※It's cheap because there are a lot of scratches. Tubular premain amplifier using the popular KT88. While there are many current tube amplifiers with good sharpness and high resolution, it reproduces the relaxed, plump sound typical of tube amplifiers. The stylish design is also excellent. Only one KT88 has a getter on the front (Oikawa Tetsuji)
Maintenance information: 2025.1.20 Operation confirmed
Accessories: power cable, instruction manual
Main specifications: AB grade push pull 45W+45W vacuum tube KT88 x 4, 12 AU7 x 2, 12AX7 x 1 headphone terminal equipped, input RCA4 system, compatible with 6 to 8 ohms, W330 x D280 x H150 mm, 15 kg
The price has been reduced! 2025/1/23 sales price 278,000 yen LUXMAN A class 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 no noticeable scratches and it is in good condition. Serial G20300470B (Fujisawa Yukishi)
Maintenance information: 2025.1.23 Operation confirmed
Accessories: instruction manual, power cord, remote control
Main specifications: output 20W+20W (8Ω) 40W+40W (4Ω) W440 × H178 × D454 mm 24.3 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/1/15 sales price 248,000 yen 2024/7 maintenance completed ※The power cable is made by SONY. This is a Macintosh vintage premain amplifier with a unique design and appeal. The sound quality, which has excellent thickness and extrusion, and is full of energy is the best match for vintage speakers. The strong mid-low range, which cannot be heard with modern amplifiers, is attractive. You can see the exterior, dullness, rust, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.7.21 maintenance completed (rubber feet installed, panel peeling correction (lower left corner cannot be corrected) power stage Tr, C, lamp replacement pin jack, earth cleaning, caulking plating line treatment, SW, VOL cleaning block C replacement)
Accessories: copy of instruction manual
Main specifications: 117V specification 45W+45W input PHONO x 2 LINE x 4 W410 x H150 x D385 12 kg
The price has been reduced. 2025/1/15 sales price 89,800 yen Marantz 2chAV amplifier. You can enjoy authentic home entertainment. The slim body has 6 HDMI inputs, streaming playback with HEOS built-in, Bluetooth, FM/AM radio, and phono input, and is full of functions related to video and music playback. Serial MCFV032400647 (Murakoshi Yoichi)
Maintenance information: 2025.1.15 Operation confirmed
Accessories: remote control, manual, power cord, original box (cushioning material partially deteriorated), antenna
Main specifications: 75W+75W (8Ω) PHONO (MM) FM (WIDE compatible), AM Bluetooth version 5.4 442 x 109 x 386.5 mm 442 x 178 x 386.5 mm (when using an antenna) 8.4 kg
The disposal price has been reduced. Member prices are not applicable. 2025/1/4 sales price 118,000 yen A 1-bit amplifier that gained popularity due to its half size and high sound quality, a pre-main amplifier incorporating fundamental know-how into the X-PM3. The power supply circuit has been strengthened and the output has also been increased. The dynamic range has been greatly expanded, and the dynamism of the music is clearly reproduced even though it is half size (Kojima Yosuke)
Maintenance information: 2025.1.4 operation confirmed
Accessories: remote control, instruction manual, AC adapter, power cable, original box
Main specifications: 13W+13W (at 8 ohms) analog input 3 systems (RCA) clock input (clock frequency: 5.6448, 6.144, 11.2896, 12.288, 22.5792, 24.576 MHz) W210 x H62 x D250 mm 2.3 kg
A transistor type premain amplifier reminiscent of the Laxman 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. There is peeling on the side. Serial G20600020 (Fujisawa Yukishi)
Maintenance information: 2025.1.21 operation confirmed
Accessories: remote control. power cord
Main specifications: output 50W+50W (8Ω), 75W+75W (4Ω) W402 x H169 x D330 mm 15.0 kg
Maintained! This model has been reproduced by utilizing Sansui's technology down to the smallest detail. Although it is a bold sound, it has a fairly clear outline and is also delicate. There are plenty of pleasant sounds of jazz, rock, soul, etc. The exterior has small scratches and a feeling of use such as dullness. Serial 621074055 (Tomonori Asaine)
Maintenance information: 2025.1.21 maintained (source direct, other switch disassembly, polishing grease application (tone, turnover, loudness, subsonic, muting, processor, input selector, power amplifier direct, tape, reckout, MM/MC switching) master volume dismantling, polishing output relay replacement power amplifier transistor, adjustment volume replacement, solder repair, internal inspection cleaning, adjustment, running test)
Accessories: copy of instruction manual
Main specifications: effective output 6Ω160W+160W, 8Ω130W+130W power amplifier direct circuit (with both balanced and unbalanced inputs) PHONO (MM/MC) dimensions W460 x H159 x D446 mm weight 22.5 kg
※Since stains on the front are conspicuous, it is cheap and is sold as is. DENON's pre main amplifier with excellent cost performance. It is also suitable for entry machines and second systems. There are scratches on the volume and input selectors. Serial 1081500103 (Fujisawa Yukishi)
Maintenance information: 2025.1.21 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 70W+70W (8Ω) 140W+140W (4Ω) PHONO/MM/MC switching compatible W434 x H134 x D407 mm 14.6 kg
We've reduced the price! 2024/12/23 sales price 59,800 yen Tubular hybrid pre-main amplifier with a stylish design typical of Italy. The sound is supported by a powerful power supply unit using a large toroidal transformer, and I feel that it is on a scale that exceeds its class. It combines fineness, transparency, and stability, and makes small European speakers sound glossy. There are minor scratches on the exterior. Serial A05E0044R12M (Fujisawa Yukishi)
Maintenance information: 2024.12.23 Operation confirmed
Accessories: remote control
Main specifications: 100W+100W (8Ω) input/4 RCA unbalanced inputs/1 RCA unbalanced input system (phono) output/speaker output/tape output 1 system W210 x H75 x D380 mm weight 7.5 kg