Marantz's mid-level premain. It has stable driving force typical of domestic production, has low frequency extrusion, and has a well-balanced sound. You can enjoy bright, clear, yet intense sound quality. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2025.5.11 Operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 70W+70W (8Ω) line input 5 systems phono (MM) 1 system with pre-out/main in terminal W440 x H129 x D379 mm 12 kg
The disposal price has been reduced (member prices are not applicable) 2025/2/17 sales price 178,000 yen. Refresh every corner from replacing 32 transistors, 54 capacitors, and 4 resistors to board re-soldering treatment! The high-quality texture from the 2nd generation remains the same, and even more power has been added. The excellent sense of volume in the mid and low frequencies and the sharp mid to high frequencies are comfortable, and the energetic sound is still full of appeal. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.2.15 Maintenance completed (power lamp converted to LED. Replace transistors, capacitors, fuses, heat dissipation sheets, ICs, relays, resistors, semi-fixed resistors, RCA terminals, and SP terminals. Resolder substrates. Switch, relay, and VR contact cleaning. (Circuit adjustment, exterior cleaning, confirmation of each input/output, running test)
Accessories: copy of instruction manual
Main specifications: 60+60W (8Ω) line input, 3 systems, tape system, 2 systems, phono 1 system, W430 x H150 x D430 mm, 25 kg
※There is a slight gap in the balance volume, and the volume cannot be adjusted with a remote control, so it is inexpensive. Maintained by the manufacturer! An advanced pre-main amplifier with a well-built power circuit. High speed sound with good sound startup. The range is also wide, and the warm mid-range with the bouncy low range is attractive. It also matches vocals such as jazz, pop, and rock. The exterior has scratches, dirt, and dullness (Murakoshi Yoichi)
Maintenance information: 2025.5.7 manufacturer maintained (mechanical push SW disassembly contact cleaning. TREBLE, BASS, BALANCE volume contact cleaning. SP relay replacement. Soldering fixes for each board. DC offset, idling adjustment. (Inspection of each part, operation test)
Accessories: remote control
Main specifications: 100W+100W playback frequency band, 5 Hz to 100 kHz, 7 analog input systems, 2 analog output systems, W458 x H166 x D464 mm, 23 kg
*Detailed features have not been checked, so they are sold as is. A premium AV receiver with a wide range of surround sound options and advanced audio and video processing capabilities to provide a cinematic experience at home. There is a stain on the front panel on the exterior (Ryo Mizusaki)
Maintenance information: 2025.5.4 operation confirmed (HDMI video test OK, all 9 channel sound output, remote contest OK)
Accessories: remote control, instruction manual, power cord, antenna, microphone
Main specifications: 7.1 channel compatible receiver rated output 8 ohm 130 w x 7 ch practical maximum output 6 ohm 190 w x 7 ch size W434 x H171 x D414 mm weight 15.8 kg
12 coupling capacitors, 10 electrolytic capacitors, 8 MT tube vacuum tube sockets, 4 semi-fixed resistors, 4 block capacitors were replaced, and the switches and volumes were thoroughly disassembled and cleaned. Furthermore, the wood cabinet was repaired and fully maintained, and the final model of the Lux 38 series is a rare model limited to 300 units. This is the last work of Uehara Susumu, who has consistently designed the 38 series until then. You can enjoy the luxurious, softly enveloping vintage vacuum tube sound unique to LUXMAN during this period (Sasaki Shota)
Maintenance information: 2025.5.8 Maintained (SW/VOL disassembly contacts repolished and oxidized/vulcanized grease applied. Coupling capacitors, electrolytic capacitors, MT tube vacuum tube sockets, semi-fixed resistors, block capacitors, fuses, spark killers, light bulb replacements.
Input/output waveform confirmation, rated output test (1kHz sine wave, at 8Ω load: 28W+28W), sound output test. (Wood cabinet repair)
Accessories: instruction manual
Main specifications: 50CA10 push-pull vacuum tube 50CA10×4, 6267×2, 12AU7×4, 12AX7×2 30W+30W (8Ω) W490 × H202 × D350 mm 24kg
The price has been reduced. 2025/5/5 sales price 178,000 yen A popular model that plays a central role in the Lux Primain. The high-quality, soft, and comfortable sound unique to Luxe from the 90s onwards makes listening even when you listen for a long time without getting tired. Furthermore, it has a very rich input system, and since pre/power can be separated, it is excellent in terms of development. There are black stains on the exterior and volume, and a feeling of use can be seen such as dullness, small scratches, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.5.3 operation confirmed
Accessories: remote control, copy of instruction manual, power cord
Main specifications: 100W+100W, power consumption, 220W, line input, 4 tape systems, balance input, PHONO (MM/MC) input included, W467 x H179 x D440 mm, 21 kg
Maintained in November 2024! The α707L EXTRA is one of the most popular in the series. Compared to the D707, the medium to high range SN feel is much better, clear, and the sound is excellent. The driving power is also sufficient, and it makes a powerful, sharp sound. It can make enough sound even for medium speakers. There is a veneer peeling on the lower right corner of the front, a small scratch on the knob, a scratch on the upper back corner, and paint bald (Kanai Hidetsugu)
Maintenance information: 2025.5.5 operation confirmed
2024.11 maintenance completed (switch dismantling, polishing grease application (tone, subsonic, turnover, loudness, muting, input selector (all), processor, MM/MC, reckout source direct, power amplifier direct), master volume dismantled, polished and cleaned. leg replacement. Phono terminal replacement. Output relay replacement. Power supply, amplifier part T and other solder repairs, other volume cleaning, internal inspection cleaning, adjustment inspection)
Accessories: copy of instruction manual
Main specifications: 160W+160W (6Ω) 130W+130W (8Ω) W466×H163×D450mm 22.0 kg
The price has been drastically reduced! 2025/4/27 sales price 59,800 yen This is a Chinese-made line-only tube pre-main amplifier with a smartphone input function via Bluetooth. Although it is inexpensive, it uses KT88 for output and boasts a large output of 35W. On the exterior, some lettering has disappeared (Yonejima Satoshi)
Maintenance information: 2025.4.27 operation confirmed
Accessories: instruction manual, power cord, antenna
Main specifications: 35W+35W vacuum tube KT88 x 4, 12AU7 x 2, 12AX7 x 1 W340 x H181 x D255 mm 19 kg
※Operation has been confirmed, but detailed functions have not been checked, so it is currently sold. Yamaha's advanced AV amplifier released in 2008. Based on the design concept of the highest-grade model, flagship model, and DSP-Z11, it is a highly cost-effective amplifier that is based on a 7.1 channel layout that is easy to handle, yet also has expandability to 9.1 channels. The exterior is slightly dull (Mizusaki Ryo)
Maintenance information: 2025.5.4 operation confirmed (HDMI display OK, 7 channel sound output other than surround back OK)
Accessories: remote control, instruction manual, power cord, microphone
Main specifications: 7.1 channel compatible, rated output, 140 w/ch HDMI input, 11 RCA inputs (including PHONO1), 1 multi-ch input system (6 ch/8 ch), 5 optical digital inputs, 3 coaxial digital inputs, 18 video systems (D5 x 3, component x 6, composite x 6), 1 dock port, 2 USB ports (USB1.1), Network 1 system (100base-TX/ 10Base-T) W435×H196×D441mm 19.6kg
The price has been reduced. 2025/4/25 sales price 59,800 yen Rch meter is cheap because it has burn. A premain amplifier with a built-in USB DAC compatible with a maximum DSD of 11.2 MHz and PCM384 kHz/32 bit inputs. Adopts a dual monaural configuration/fully balanced circuit design that inherits the design philosophy of the UD-503. This is a convenient dish that only needs to be enough. There are scratches and stains (Sasaki Shota)
Maintenance information: 2025.4.25 operation confirmed
Accessories: remote control, power cable
Main specifications: 20W+20W (8Ω) impedance 4Ω to 8Ω frequency characteristics 10Hz to 100kHz W290 x J81.2 x D264 mm mass 3.7 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. You can see a feeling of use on the exterior, dullness, stains, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.9 maintenance completed (master volume dismantling cleaning, phono terminal processing, replacement output relay, protector, circuit part capacitor replacement switch disassembly, polishing, grease application (input selector, power amplifier direct, source direct, tape, reckout push switch disassembly and polishing (tone, loudness, subsonic, muting, processor, MM/MC switching solder repair Packing tape removal volume cleaning, internal inspection cleaning, other adjustment inspections)
Accessories: none
Main specifications: 105W+105W (6Ω) 90W+90W (8Ω) phono MM/ MC switching W430 x H162 x D452 mm 18 kg
Maintenance has been completed, such as replacing 30 transistors and replacing the master volume! The crisp, dry, and powerful sound, which also has a sense of dynamism, is amazing. The crispness is excellent. It is recommended for listening to jazz, rock, etc., and is also suitable for playing records. Corrosion and rust are conspicuous on the exterior. Serial 219111087 (Fujisawa Yukishi)
Maintenance information: 2025.5.1 maintained (30 power amplifier transistors, adjustment volume replaced. Master volume exchange. Speaker SW fix. Output relay replacement. Balance, tone VR exchange. Power supply transistor, capacitor, SCR replacement. Switch disassembly and polishing (input selector, recout, tone, subsonic, loudness, tape switching SW). Solder repair. Pin jack polishing, internal inspection and cleaning, bias, DC adjustment, running test. (*Buses and tribulums are replacements, and there is a center click, but there are no detailed clicks.)
Accessories: none
Main specifications: 70W+70W, 2 line inputs, 2 phono inputs (MM/MC), 2 tape systems, pre/power separable, W430 x H168 x D390 mm, 15.5 kg
The price has been reduced! 2025/4/27 sales price 79,800 yen Compatible with a wide range of high definition digital inputs that are compatible with input from a PC. It is also compatible with use by separating them and making them compatible with future upgrades. The sound quality is transparent and has good separation, and the sound quality makes you think it was the most advanced machine at the time. There are scratches and line marks on the exterior. Serial 3475JJC340020426 (Yonejima Satoshi)
Maintenance information: 2025.4.27 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 110W+110W (8Ω) input compatible digital signal/32, 44.1, 48, 88.2, 96, 176.4, 192 kHz/16, 24 bit (coaxial, AES/EBU) 44.1, 48, 96, 192 kHz/16, 24 bit (USB) 32, 44.1, 48, 88.2, 96 kHz/ 16, 24 bit (optical) PCM format W435 x H175 x D435 mm 18.5 kg
A pre-main amplifier equipped with a USB-DAC function that supports DSD playback. It supports native playback of DSD files (2.8 MHz/5.6 MHz) and playback of 192 kHz/24 bit PCM files. Asynchronous mode and dual crystal clocks enable jitter-free playback, fully expressing the appeal of high-resolution sound sources. There is a slight feeling of use on the exterior. Serial 15001631001988 (Murakoshi Yoichi)
Maintenance information: 2025.5.2 sound output confirmed
Accessories: remote control, instruction manual, power cord, original box
Main specifications: 60W+60W (8Ω) PHONO MM W440 × H125 × D379 mm 10 kg
The price has been reduced. 2025/4/7 sales price 89,800 yen A pre-main amplifier equipped with a DSD high-resolution 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 appearance is fine, with no noticeable scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.4.1 operation confirmed
Accessories: remote control, instruction manual, power cord, 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
The price has been reduced! 2025/4/27 sales price 39,800 yen Class D power amplifier compatible with DSD 11.2 MHz and PCM384 kHz/32 bit inputs. When reproducing a digital source, all processing from input to output can be performed in the digital domain. It is also equipped with a USB-DAC function and Bluetooth function, so you can enjoy music with high sound quality from a PC to a smartphone. Serial AXD36180402623 (Yonejima Satoshi)
Maintenance information: 2025.4.27 operation confirmed
Accessories: remote control, power cord
Main specifications: rated output 20W+20W (8Ω) 40W+40W (4Ω) speaker load 4-16Ω analog audio input terminal/unbalanced input × 1 digital audio input terminal/USB-B input × 1 coaxial digital input × 1 optical digital input × 2 W200 × H86 × D258 mm 2.7 kg
69 capacitors, 20 transistors, etc. have been replaced and completely overhauled! Sansui's popular premain amplifier. It entertains me with a powerful sound typical of Sansui from the 70s. The thickness of the mid-range is particularly attractive, and the impression is that you can hear a wide range of thick sounds, such as jazz, rock, and vocals. The exterior has dullness, scratches, etc. (ASAINE Tomonori)
Maintenance information: 2025.4.19 Maintained (capacitor, transistor, diode, semi-fixed resistor, heat dissipation sheet, fuse, lamp, SP terminal replacement. Various SW/VR cleaning. After removing old solder from each board, re-soldering, circuit adjustments, various input tests, audio output confirmation of all SP terminals, repolishing the VR disassembly contacts, and applying grease to prevent oxidation and sulfidation. Input/output waveform confirmation, rated output test (1kHz sine wave, 8Ω load: 40W+40W) sound output test)
Accessories: No accessories
Main specifications: 40W+40W (8Ω) W440×H140×D322mm weight 12.7 kg
Thoroughly maintained, including brand new volume replacement and selector contact polishing! Sony's classic 333 series model. The strengthened power supply makes the sound pressure feel solid and slightly appealing. Sounds with a sense of weight proportional to appearance are unique to this era. As for the phono circuit, you can enjoy the thick, sharp sound of analog discs with both MM and MC. There are dents on the top plate and side wood (Oikawa Tetsuji)
Maintenance information: 2024.11.17 Maintained (replaced with a custom-made product because VOLUME has a sharp sound, speaker relay deterioration replacement, 2 locations with deteriorated resistance in the output amplifier, 2 other INPUT selectors, Cartrich selector, REC selector,
(MODE selector, speaker selector, disassembly, polishing, cleaning grease application, other DC balance, DC idling adjustment, sound confirmation for each input/output connection)
Accessories: copy of instruction manual
Main specifications: 105W+105W (8Ω) with phono MM/MC W470 x H165 x D435 mm 21.2 kg
The price has been reduced. 2025/4/1 sales price 45,000 yen*Banana plug missing AX-501 banana plug compatible special package model AX-501-SP. A premain amplifier with a fully balanced configuration and a high-output Class-D amplifier, and equipped with an XLR balanced input. With fully balanced transmission and ABLETEC Class D amplifiers, you can enjoy clear and supple sound quality. The mechanical design with an eye-catching classical analog meter is also excellent. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2025.3.31 Operation confirmed
Accessories: remote control, instruction manual, power cord, original box
Main specifications: maximum output 88W+88W (4Ω, 1kHz, JEITA) 55W+55W (8Ω, 1kHz, JEITA) rated output 70W+70W (4Ω, 1kHz, JEITA) 45W+45W (8Ω, 1kHz, JEITA) W290 × H81.2 × D264 mm weight 4.0 kg
Comes with original box Marantz wireless streaming amplifier. It is equipped with a Class D amplifier with 100W/ch output in a compact housing that can be installed anywhere. You can enjoy high-resolution sound sources on your favorite platform, such as supporting HEOS, Airplay 2, Bluetooth, and Spotify Connect. Serial MCHX082401080 (Murakoshi Yoichi)
Maintenance information: 2025.4.15 sound output confirmed
Accessories: instruction manual, power cable, connection cable, original box
Main specifications: 100W+100W (8Ω) decoding: Dolby Digital Plus, Dolby Digital, LPCM, DSD compatible audio formats: WMA, AAC/MP3, FLAC (maximum 192 kHz/24 bit), DSD (2.8 MHz/5.6 MHz) Bluetooth version 4.2 W217 x H84 x D239 mm 2.2 kg
Maintained! A heavyweight high performance premain amplifier that is above its class. The sound quality is tight throughout the entire range, but the characters are neutral without getting too stiff. This is truly a high cost performance model from Sony's golden age. PHONO is also MM/MC compatible, making it great for analog users. On the exterior, there are bumps, threads, and peeling and chips on the side panels. Serial 204636 (Yonejima Satoshi)
Maintenance information: 2025.4.16 maintained (replaced with a custom-made product with attenuator burr, replaced due to speaker relay deterioration, replaced at 16 locations due to deterioration in board resistance, other INPUT, CARTRICH LOAD, RECOUT, speaker, mode, SW disassembly of each selector
Contact polishing grease application, mute push SW, subsonic SW, contact cleaning, in-board solder crack inspection, solder repair, DC bias DC balance adjustment, cleaning treatment with internal dirt, and input/output connection sounds will be checked.)
Accessories: instruction manual
Main specifications: 120W+120W (8Ω) output bandwidth 10 to 100000 Hz damping factor 100 W 470 x H166 x D435 mm 24.5 kg
The disposal price has been reduced! (Member prices are not applicable) 2025/4/10 sales price 148,000 yen Maintained! This is the Accuphase sound from the time when the high frequency range was good. The sense of power in the low frequencies is sufficient, and it drives both JAZZ and ROCK systems powerfully. A combination with the JBL 4312 series is recommended. There are threads and line scratches on the exterior. Serial H2X715 (Tomonori Asaine)
Maintenance information: 2025.3.15 Maintained (since the volume is exhausted and there is no replacement, it was replaced with a good used one. Switch replacement and contact cleaning. Voice check for each input/output) 2023.3.31 Maintained (output and input relay tone volume (no replacement click), push switch, and electrolytic capacitor replaced. Other switches and volume cleaning. Solder correction. Connector disconnection fixed. Bias and offset checks. Input/output audio check. (Interior and exterior cleaning)
Accessories: Power cable, copy of instruction manual
Main specifications: PHONO input, pre-main separable, 110W+110W (8Ω) W445 x H160 x D370 mm 17.2 kg
Popular 5000 series premain amplifier. It is a premain that pairs with the CDP-X5000. Equipped with MOS-FET, it is a musical amplifier that stands out from other Sony premains. The bass also has a driving feel that is larger than its size, and it sounds very good. The PHONO input also reproduces a very glossy, grainy sound. One insulator rubber sheet is missing (Oikawa Tetsuji)
Maintenance information: 2025.4.28 Operation confirmed
Accessories: power cable
Main specifications: 45W+45W CR-NF phono equalizer, MC head amplifier, toroidal transformer, compatible speaker impedance 4 to 16 ohms, frequency characteristics, 5 to 100 kHz, W280 x H100 x D400 mm, approx. 7 kg
The price has been reduced. 2025/3/14 sales price 108,000 yen*No remote control. Maintained by the manufacturer! Marantz pre-main made as an amplifier compatible with super audio. The sound, which makes you feel more relaxed and warm than recent models from the company, which have sharp looks, is attractive. The phono is also MM/MC compatible, so there are no omissions; the volume is faded on the side, and there is overall dullness and dirt (Kojima Yosuke)
Maintenance information: 2025.3.14 manufacturer maintenance completed (replacement of 2 speaker relays, mechanical bush, SW disassembly, cleaning, BASS/TREBLE volume contact cleaning, amplifier board, VOL board, etc., soldering correction, idling adjustment, DC balance adjustment, RCA terminal, GND terminal cleaning, inspection of each part, operation test performed)
Accessories: instruction manual, power cable
Main specifications: 100W+100W (8Ω) playback frequency band 5 Hz to 100 kHz analog input 7 systems analog output 2 systems W458 x H166 x D464 mm 23.0 kg