Luxman's current AB class premain amplifier. Equipped with the new LECUA 1000, a buffer circuit with a discrete configuration, and a unique amplification feedback circuit ODNF 4.0. A model that achieves spatial expressiveness, overwhelming power, and clearness comparable to a separate amplifier. The smooth tone of the mid to high range, unique to Luxman, is exceptional. The exterior is dull. Serial G70600034 (Yonejima Satoshi)
Maintenance information: 2026.3.2 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 110W+110W (8Ω) 220W+220W (4Ω) analog input/RCA x 4, XLR x 2, TAPE input/output x 1, PHONO (MM/MC) x 1 PHONO (MM) /input sensitivity 2.5 mV, input impedance 47 kΩ
PHONO (MC)/input sensitivity 0.3 mV, input impedance 100 ohms external dimensions W440 x H178 x D454 mm weight 25 kg
The price has been reduced. 2026/2/12 sales price 89,800 yen*Inexpensive because the remote control is out of stock. An impressive pre-main amplifier with Yamaha's traditional retro design. It is an amplifier that inherits the characteristics of the delicate and elegant old-fashioned YAMAHA sound. It has a PHONO input and features a balanced ease of use in all aspects. There are small scratches and dirt on the exterior of the serial Y028877XZ (Hiura Katsuji)
Maintenance information: 2026.2.9 sound output confirmed
Accessories: instruction manual power cable
Main specifications: full stage balance amplification output 90W+90W (8Ω) Phono (MM/MC) W435 x H137 x D465 mm 22.7 kg
Currently sold. Like recent tubular amplifiers, it is characterized by a clear tone without starching. It plays POPS cheerfully with the warmth and clear sound quality unique to the tube type. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2026.2.22 Operation confirmed
Accessories: instruction manual, power cable
Main specifications: output 12W+12W (8Ω) vacuum tube 68BQ5 x 4 12AU7 x 1 12AX7 x 1 2 input lines 4Ω/8Ω W330 x H160 x D240 mm weight 9 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. The exterior has a feeling of use over time, such as dullness, and there are scratches on the side panels. Serial MZ009734710309 (Yamato Yuki)
Maintenance information: 2026.2.11 Maintained (input selector and push switch all disassembly contact polishing Since the volume of this unit is in a shape that cannot be disassembled, there are no gaps, so leave it as it is. Main amplifier, power supply circuit, solder each board, all corrected, output relay, contact defect replacement, input/output pin jack polish, operation confirmation ※ The BASS volume shaft is bent, and cannot be repaired without replacement, but parts are not available, so leave it as it is (However, there are no functional issues)
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
*Currently sold. Pioneer pre-main amplifiers with high cost performance. It uses various technologies cultivated in advanced models, and is also recommended as an introduction to high-resolution sound sources, etc. The expansive sound quality and high SNR feel typical of recent amplifiers are also attractive. Serial QAVA001378JP (Yamato Yuki)
Maintenance information: 2026.2.26 Operation confirmed
Accessories: remote control power cable
Main specifications: 40W+40W (8Ω) 70W+70W (4Ω) playback frequency band 5Hz to 100kHz W435 x H128 x D360 mm 7.9 kg
An elegant design made with a shiny silver aluminum chassis interior. The crisp, clear, and coherent sound quality is attractive. There are small scratches and dullness on the exterior. Genuine Noah Serial 00322 (Fujisawa Yukishi)
Maintenance information: 2026.2.24 Operation confirmed
Accessories: instruction manual, power cord
Main specifications: MOS-FET usage line 5 systems 50W+50W (8Ω) 90W+90W (4Ω) W434 x H140 x D410 mm weight 20 kg
Comes with a remote control. Denon's mid-level premain. The Phono is also attractive because it is compatible with MM/MC and has excellent cost performance. A model with a natural and clean tone that is easy to match with various speakers. It is also recommended as an introductory machine. The exterior is dull. Serial 7101509375 (Fujisawa Yukishi)
Maintenance information: 2026.2.7 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: rated output 70W+70W (8Ω) playback frequency band 5Hz to 100kHz input 5 systems output 2 systems W434 x H134 x D410 mm 14.6 kg
The price has been drastically reduced! 2026/2/16 sales price 498,000 yen ※This time, there are plenty of accessories! It comes with a KT88, and an EL34 is also included separately, so enjoy replacing it according to your mood and preferences! One owner item. 6550 push-pull line-only premain amplifier With a mechanism that allows bias adjustment to be easily performed from the front, it is possible to easily load and change the 4 vacuum tubes of KT88/6550/EL34/6L6. It has a clear sound in the high range full of transparency and just the right amount of volume in the low range, making you listen smoothly and clearly. *Please note that the DISC input terminal is a CD/DVD line input, not a phono. The exterior is in good condition with no conspicuous scratches (Oikawa Tetsuji)
Maintenance information: 2026.2.16 Operation confirmed
Accessories: remote control, instruction manual, power cable, tools, original box
Main specifications: LINE only (4 systems) vacuum tube 6550 x 4 (KT88, 6L6, EL34 compatible), ECC83/ECC88 (6922) output 50W+50W (KT88/6550), 40W+40W (EL34/6L6) frequency characteristics 20 Hz to 20 kHz minimum load impedance 2 ohms recommended load impedance 3 to 10 ohms W408 x H159 x D415 mm 17 kg
Marantz pre-main amplifier. The preamp circuit has been revamped to enhance spatial expression ability and detail reproducibility. Similar to the PM-10 and PM-14S1, a highly accurate electronically controlled volume is used for the volume circuit. It makes it possible to reproduce bass that combines a sense of scale and instantaneous power. The exterior is slightly dull, and there is a feeling of use. Serial AWY15221204412 (Murakoshi Yoichi)
Maintenance information: 2026.2.20 sound output confirmed
Accessories: remote control, instruction manual, RCA cable, control cable, power cord, original box
Main specifications: 100W+100W (4Ω) 70W+70W (8Ω) frequency characteristics 5Hz to 100kHz W440 × H128 × D379 mm 12.0 kg
This is the current model of YAMAHA's multi-function receiver. Equipped with the latest network functions, you can enjoy a variety of music contents with HiFi sound. Yamaha's own app “MusicCast” can also be used. It is compatible with DSD, and it is one with high cost performance. There are no noticeable scratches on the exterior. Serial Y333985TV (Murakoshi Yoichi)
Maintenance information: 2026.2.19 sound output confirmed
Accessories: remote control, instruction manual, 3 types of antennas (FM, AM, wifi), original box
Main specifications: 85W+85W (8Ω) W435 x H151 x D392 mm (including legs and protrusions) Weight 9.8 kg
※It is inexpensive because the paint is in poor condition, such as paint floats or bumps. Maintained by Triode in August 2020! 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. There are some scratches and scratches on the exterior. Serial 07091542 (Yonejima Satoshi)
Maintenance information: 2020.8.19 Maintained by the manufacturer (Since scratches and dents can be seen on the main unit and transformer, repairs and cleaning were carried out as much as possible. (Since poor selector contact and output tube deterioration were observed, replacement, various parts were adjusted, audition tests, and aging were performed.)
Accessories: power cable
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
Maintained by the manufacturer! Refined model of the PM-17SA. Further refinement has been applied to the highly transparent tone, which is clear and has good visibility. The thin and stylish design and the delicate expressiveness of modern SN are attractive. The subdued power draws more precise and expressive depictions. There are dirt scratches and threads on the exterior. Also, the lettering on the remote control has almost disappeared. Serial MZ010248520112 (Fujisawa Yukishi)
Maintenance information: 2026.2.20 manufacturer maintained (VR retightened, SP relay defective replacement. Many solder defects in the main, VR, tone, and relay circuits have been fixed. Other operation checks were carried out.)
Accessories: remote control
Main specifications: equipped with pre-out power-in terminals 60W+60W (8Ω) W458 x H110 x D429 mm 16 kg
A mid-range premain amplifier using UHC-MOS. Compared to the previous model PMA-1500AE, which had a flat sound, the sense of resolution and sound image localization have been improved. The high signal-to-noise level, which is compatible with the latest sound sources, shines. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2026.2.21 Operation confirmed
Accessories: remote control, instruction manual, power cable
Main specifications: output 70W+70W (8Ω) PHONO (MM/ MC) built-in frequency characteristics 5Hz to 100kHz W434 x H135 x D414 mm 16.1 kg
Maintained including 13 capacitors, 6 adjustment volumes, 2 relays, lamp, resistor replacement, and panel switch disassembly contact polishing. The L-550X is the successor to the L-550, a masterpiece premain amplifier with pure Class A operation. Compared to the initial model, there are no changes other than the addition of an input terminal, and it plays back bright and spacious lacktones. MC compatible, which is great for analog users. There is dullness etc. over time, but it is a beautiful category even when viewed from the model year (Oikawa Tetsuji)
Maintenance information: 2026.2.18 Maintained (panel switch disassembly contact polishing. Bad output relay contact replacement. Replace the deteriorated capacitor and adjustment volume in the power circuit pre-drive circuit. All internal circuit boards were fixed due to soldering deterioration. Volume lamp replacement. (I/O pin jack polish)
Accessories: copy of instruction manual
Main specifications: 50W+50W (8Ω) pre-main separation function W453 x H174 x D470 mm 20 kg
Comes with original box! This is Simply Italy by UNISON Research, a pure Class A tubular premain amplifier. A modern machine that successfully combines the modern SN feel with the mild feeling typical of a tube ball. You can enjoy a wide range of genres with a neutral tone that is neither too hard nor too soft. ※The input is a line only. Since it is a pure Class A operating amplifier, the calorific value is high. The exterior is dull. Serial 030282 (Murakoshi Yoichi)
Maintenance information: 2026.2.16 sound output confirmed
Accessories: remote control, instruction manual, power cord, original box
Main specifications: pure A grade operation vacuum tubes EL34B x 2, 12AU7W x 2 12W+12W W260 x D400 x H190 mm weight 15 kg
Maintained! 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 small scratches and dullness. The exterior color has changed slightly due to aging. Serial 605071071 (Eternity Mirai)
Maintenance information: 2025.9.13 maintained (master volume dismantling and cleaning, disassembly and polishing of each switch, output relay replacement, relay circuit capacitor replacement, power amplifier section transistor replacement, solder repair, other volume cleaning, internal inspection and cleaning, pin jack polishing, DC adjustment, running test)
Accessories: manual
Main specifications: 105W+105W (6Ω) 90W+90W (8Ω) phono MM/ MC switching W430 x H162 x D452 mm 18 kg
The next generation model of the L-550AX has been reviewed and refined from basic performance. We have introduced the latest technology comparable to the higher-level model L-590AX2, such as the unique ODNF 4.0 amplification feedback circuit, the new LECUA 1000, and a buffer circuit with a discrete configuration. It is a practical modern machine with enhanced resolution while acquiring the glossy and dense sound unique to pure A class amplification systems. There are no visible scratches on the exterior, etc., and it is good with just the degree of dullness (Kobayashi Hitoshi)
Maintenance information: 2026.2.18 Operation confirmed
Accessories: remote control, instruction manual, power cable, original box
Main specifications: rated output 20W+20W (8Ω) 40W+40W (4Ω) W440 × H178 × D454 mm 24.3 kg
The disposal price has been reduced! (Member price not applicable) 2026/2/6 sales price 128,000 yen This model is equipped with an MM phono equalizer and is compatible with a remote control for volume adjustment. In addition to dividing the transformer into 3 parts, changes have also been made, such as omitting the PRE-IN terminal, and the power supply LED is orange. In addition to the firm extrusion characteristic of vacuum tube amplifiers, it is a product with a delicate and clear tone. Serial 21092245 (Fujisawa Yukishi)
Maintenance information: 2026.2.6 operation confirmed
Accessories: remote control, power cord
Main specifications: KT88E x 4, 12AX7 x 1, 12AU7A x 2 output 45W+45W W340 x H185 x D315 mm 15 kg
The price has been drastically reduced! 2026/2/6 sales price 135,000 yen with optional side wood! This model is equipped with an MM phono equalizer and is compatible with a remote control for volume adjustment. In addition to dividing the transformer into 3 parts, changes have also been made, such as omitting the PRE-IN terminal, and the power supply LED is orange. In addition to the firm extrusion characteristic of vacuum tube amplifiers, it is a product with a delicate and clear tone. Serial 14081014 (Fujisawa Yukishi)
Maintenance information: 2026.2.6 operation confirmed
Accessories: remote control, power cord
Main specifications: KT88E x 4, 12AX7 x 1, 12AU7A x 2 output 45W+45W W340 x H185 x D315 mm 15 kg
Maintained by the manufacturer! The first model in the highly popular 2000 series. It has the most powerful sound in the series. It is MM/MC compatible and is recommended for analog fans. There is a slight feeling of use such as external scratches and dirt (Murakoshi Yoichi)
Maintenance information: 2026.2.2 manufacturer maintained (source direct SW, input switching SW, MM/MC switching SW, disassembly contact cleaning, SP relay replacement. (Other inspection of each part, operation sound test)
Accessories: power cord, instruction manual (copy)
Main specifications: 160W+160W (4Ω) line input 4 systems, 1 phono system (MM/MC switching: back switch), 2 tape systems, W434 x H180 x D478 mm, 20 kg
The price has been drastically reduced! 2026/2/11 sales price 148,000 yen, made in 2024, with original box! A pre-main amplifier that uses the circuit configuration and high sound quality parts of the anniversary model PMA-A110. The phono equalizer is compatible with both MM/MC cartridges. Equipped with a USB-DAC function compatible with DSD up to 11.2 MHz and PCM signal input up to 384 kHz/32 bit. I am also amazed at the high cost performance. The exterior is generally in good condition. Serial DBXT032401530 (Yamato Yuki)
Maintenance information: 2026.2.11 Operation confirmed
Accessories: instruction manual, remote control, power cable, original box
Main specifications: rated output 70W+70W (8Ω, 20Hz to 20kHz THD 0.07%) 140W+140W (4Ω, 1kHz, THD 0.7%) power consumption 295W external dimensions W434 × H135 × D410 mm mass 17.6 kg
Comes with original box and is a beautiful item! A model commemorating the 10th anniversary of establishment. The chassis has been redesigned and renewed while keeping the basic concept of SA1.0 intact. Sound quality and functionality have been upgraded. The circuit has a discrete configuration with no feedback, which improves driving ability and allows you to hear sounds with a high sense of silence (Oikawa Tetsuji)
Maintenance information: 2026.2.10 Operation confirmed
Accessories: instruction manual, power cable, spike, original box
Main specifications: 10W+10W (8Ω) headphone output 3W+3W (32Ω) W430 × H102 × D418 mm 8.0 kg
Maintenance was completed in 2025/5, including disassembly contact polishing for lever switches and volume components! Lux's early transistor pre-main amplifier. The vocals stand out based on a faint warm sound, and you can feel the thickness of the mid-range. In addition to classical music, it is strong against old sound sources, and has an appeal not found in current models. The exterior has small scratches, dullness, etc. Serial 119957P (Jun Tamai)
Maintenance information: 2025.12.20 sound output confirmed
2025.5.13 Maintained (switch, volume, disassembly, contact polishing, input/output pin jack polish, power supply circuit and tone control circuit, deteriorated transistor replacement, electric circuit, DC adjustment, idling current adjustment)
Accessories: Power cable, copy of instruction manual
Main specifications: 30W+30W (8Ω) PhonO2 system frequency band 5 to 50,000 Hz W451 x H148 x D268 mm 10.5 kg
A pre-main amplifier equipped with a DSD Hi-Res compatible USB-DAC. Compatible with modern listening styles, such as enhanced support for network players and streaming. It is a smooth sound rich in spatial expression with good visibility. The exterior has a feeling of use such as dullness and stains over time, and there is some rust on the top plate. Serial AHX15180602378 (Yamato Yuki)
Maintenance information: 2026.2.14 Operation confirmed
Accessories: instruction manual, remote control, power cable
Main specifications: rated output 70W+70W (8Ω) 140W+140W (4Ω) input terminal unbalance x 3, PHONO (MM/MC) digital input USB-B, 1 coaxial system each, light x 2 W434 x H135 x D410 mm 17.6 kg
*230V specification. Please note that it cannot be used in Japan unless a transformer transformer is used. Pre-main amplifier with built-in tuner Rich functions such as PHONO input and subwoofer output are built-in. It is ideal for easy use around the TV. *FM antenna is missing. There are threads and small scratches on the exterior. Serial Y083230XZ (Satoshi Yonejima)
Maintenance information: 2026.2.10 Operation confirmed (sound output confirmed using a step-up transformer)
Accessories: remote control, iPod dock
Main specifications: 75W×75W W435×D410×H150mm 9.8kg
A pre-main amplifier equipped with a DSD Hi-Res compatible USB-DAC. Compatible with modern listening styles, such as enhanced support for network players and streaming. It is a smooth sound rich in spatial expression with good visibility. The exterior is good with no conspicuous scratches (Takahashi Nobuyuki)
Maintenance information: 2026.2.11 Operation confirmed
Accessories: instruction manual, remote control, power cable, original box
Main specifications: rated output 70W+70W (8Ω) 140W+140W (4Ω) input terminal unbalance x 3, PHONO (MM/MC) digital input USB-B, 1 coaxial system each, light x 2 W434 x H135 x D410 mm 17.6 kg
Maintained! A popular model from the late Sansui period. While expanding the range, the sound that makes you feel the thickness and energy unique to the company still fits well with modern speakers. The punch power in the mid to low range to easily drive a medium bookshelf speaker is truly amazing. There are footprints on the top plate, and overall there are dullness and scratches (Oikawa Tetsuji)
Maintenance information: 2025.11.11 Maintained (each pin jack polishing main volume dismantling cleaning switch disassembly polishing (input selector, power amplifier direct, source direct, tape, reckout push sw disassembly and polishing (sp1, 2, tone, subsonic, loudness, processor, MM/MC) output relay replacement protector part capacitor replacement main amplifier, power supply part solder repair, etc. Volume cleaning, interior and exterior inspection cleaning, adjustment inspection, operation confirmation)
Accessories: copy of instruction manual
Main specifications: 90W+90W NEW HYPERα-X balance circuit PHONO (MM/MC) power amplifier with direct function W430 x H162 x D452 mm 18 kg
A mid-range premain amplifier using UHC-MOS. Compared to the previous model PMA-1500AE, which had a flat sound, the sense of resolution and sound image localization have been improved. The high signal-to-noise level, which is compatible with the latest sound sources, shines. You can see a feeling of use such as the exterior and slight dullness (Murakoshi Yoichi)
Maintenance information: 2026.2.13 sound output confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: output 70W+70W (8Ω) PHONO (MM/ MC) built-in frequency characteristics 5Hz to 100kHz W434 x H135 x D414 mm 16.1 kg
The price has been reduced! 2026/2/3 sales price 39,800 yen made in 2024! An entry prime amplifier that inherits the high sound quality technology of the NE series. Equipped with a Bluetooth function, it is possible to play content from smartphones, etc. In addition to 4 analog inputs and a Phono input compatible with mm cartridges, it is equipped with 1 coaxial digital input and 2 optical digital inputs. The exterior is beautiful with no noticeable scratches. Serial BLC27241122029 (Tamura Eiji)
Maintenance information: 2026.2.3 operation confirmed
Accessories: remote control, instruction manual, original box
Main specifications: rated output 45W/8Ω/70W/4Ω, compatible impedance 4Ω to 16Ω, playback frequency band, 5Hz to 100kHz, W434 x H122 x D307 mm, 7.4 kg
Currently sold. Remote control is missing. Cambridge Audio's stylish small pre-main amplifier. In addition to convenient functions with a USB input, it is an amplifier where you can enjoy delicate and modern sound quality with a good sense of sound. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2026.2.10 Operation confirmed
Accessories: power cable
Main specifications: 45W+45W (8Ω) line input 5 systems USB input 1 system W430 × H86 × D350 mm weight 6.0 kg