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 also 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 is a slight feeling of use on the exterior. Serial 2362 (Murakoshi Yoichi)
Maintenance information: 2024.6.12 maintenance (test switch contact defects, other internal checks. DC leak due to leaks such as C in both ch couplings, poor Tr characteristics in the pre-stage, poor characteristics of the power stage Rch transistor x 1 → replacement. (Each VOL rotary SW is large → all cleaning, ~ operation check)
Accessories: instruction manual (copy), power cord
Main specifications: 40W+40W (8Ω) W412 × H128 × D350 mm 11.8 kg
The disposal price has been reduced (member prices are not applicable). 2024/6/15 sales price 448,000 yen Levinson's long-selling prime amplifier. A dual monaural configuration that is thoroughly packed into one chassis while keeping the design concept of separation intact. You can be satisfied with all music genres with quality that easily surpasses separate amplifiers. There are threads and dullness (Sasaki Shota)
Maintenance information: 2024.6.15 Maintained (volume and urethane bushing inside selector knobs replaced with new ones. Operation confirmed)
Accessories: remote control, manual, power cable
Main specifications: 100W+100W (8Ω) XLR input x 2 system RCA input x 3 system gain adjustable (preamp section 0/6/12 dB) W445 x H162 x D483 mm 29.5 kg
The price has been reduced. 2024/6/16 sales price 378,000 yen A new-generation premain amplifier that integrates the performance of a reference separate amplifier into one housing. All stages are balanced from input to output. The smooth tone in the mid to high range is impressive, and it beautifully reproduces vocals, strings, etc. The bass also has a sufficient sense of volume, and the sense of scale is perfect. The appearance is good with little feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.6.16 sound output confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 200W+200W (8Ω), 400W+400W (4Ω) playback frequency band 5Hz to 50kHz input: PHONO (MM, MC) 1 system, 4 analog systems W440 x H168 x D453 mm 21.5 kg
*Ordering decorative plates and power cords is in progress. Accuphase is a popular premain. It is a model that has energy in the mid-range, and also has strength and stickiness. It's sharp, very easy to listen to, and it's nice that it doesn't lose its atmosphere even when the volume is low. Record playback is also possible by adding a phono equalizer option board. There are no visible scratches on the exterior, etc., and it is only dull (Kobayashi Hitoshi)
Maintenance information: 2024.6.10 Operation confirmed
Accessories: remote control, instruction manual, power cable
Main specifications: 170W+170W pre/power separable W475 x H180 x D422 mm 23 kg
The disposal price has been reduced (member discounts are not applicable). 2024/6/10 sales price 448,000 yen Maintained! Comes with original box Levinson's long-selling prime amplifier. A dual monaural configuration that is thoroughly packed into one chassis while keeping the design concept of separation intact. You can be satisfied with all music genres with quality that easily surpasses separate amplifiers. You can see a feeling of use, such as appearance, dullness, abrasions, scratches, etc. (Sasaki Shota)
Maintenance information: 2024.3.3 Maintained (replace deteriorated parts. DC voltage/DC offset voltage/idling current/other inspection adjustments)
Accessories: original box, remote control, manual, power cable (non-genuine)
Main specifications: 100W+100W (8Ω) XLR input x 2 system RCA input x 3 system gain adjustable (preamp section 0/6/12 dB) W445 x H162 x D483 mm 29.5 kg
Maintained in 2024/5. This is a full set that combines 33 QUAD original transistor preamps and 303 power amplifiers with tuner FM3. Comes with a wood case that allows 33 and FM3 to be built in parallel. The impression is that the natural atmosphere has definitely increased, and the glossy way it rides and the sound that goes through the core make you think it's a vacuum tube amplifier. The wood cabinet has also been beautifully finished due to repairs (Oikawa Tetsuji)
Maintenance information: 2024.5.4 maintained (internal check, power supply, filter C, HPX circuit C, etc., there are many differences in capacity → replacement f cover misalignment → readjust, tuning indicator lamp back change, DIN SP-RCA female cable damaged → created)
Accessories: power cable, connection cable (2 types: DIN-RCA and DIN-DIN types), copy of the instruction manual, FM coaxial connector
Main specifications: [303] W550 x H113 x D220 mm weight approx. 7.0 kg (actual measurement) [33] 3 input/line systems, 1 phono system (MM) [FM3] tubular FM dedicated tuner with automatic stereo/mono switching
It inherits the power supply technology that achieves high speed responsiveness and high signal-to-noise ratio developed with the Technics premium Primain SU-R1000. It's a tuning that you can listen to with peace of mind regardless of genre with responsive low frequency playback with strong speaker driving power. There is also a PHONO input compatible with MM/MC cartridges, and the fact that it is compatible with various sound sources and peripherals from analog to digital is attractive because it has excellent cost performance. The appearance is good with little feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.6.16 sound output confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 70W+70W (8Ω) phono MM/ MC compatible PC input: back USB B type connector x 1 digital input: optical square terminal x 2, coaxial digital input W430 x H148 x D428 mm 12.7 kg
The price has been drastically reduced. 2024/6/2 sales price 278,000 yen Maintained! This α907 limited model is limited to 2000 units. A premain amplifier that stands out for its high SNR and good sound unique to MOS-FET. The fine particle feel in the mid to high range is one of the best in the history of SANSUI premain amplifiers. Coupled with the thick, energetic mid-low range, it is a famous model that has not faded its appeal even now. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.2 maintained (power amplifier direct, etc.) switch disassembly polishing grease application (loudness, subsonic, muting, processor, reckout, MM/MC switch, input selector, source direct, tape), output relay replacement, power amplifier section, power supply transistor, adjustment volume replacement, solder repair, volume, switch cleaning, DC, bias adjustment , running test)
Accessories: copy of instruction manual
Main specifications: 80W+80W (8Ω) MM/MC compatible MOS-FET use W466 × H166 × D453 mm 34 kg
The price has been drastically reduced. 2024/5/26 sales price 278,000 yen Maintenance and cabinet repair completed! This is a full set that combines 33 QUAD original transistor preamps and 303 power amplifiers with tuner FM3. Comes with a wood case that allows 33 and FM3 to be built in parallel. The impression is that the natural atmosphere has definitely increased, and the glossy way it rides and the sound that goes through the core make you think it's a vacuum tube amplifier (Oikawa Tetsuji)
Maintenance information: 2024.5.4 maintained (internal check, power supply, filter C, HPX circuit C, etc., there are many differences in capacity → replacement f cover misalignment → readjust, tuning indicator lamp back change, DIN SP-RCA female cable damaged → created)
Accessories: power cable, connection cable (2 types: DIN-RCA and DIN-DIN types), copy of the instruction manual, FM coaxial connector
Main specifications: external dimensions W550 x H113 x D220 mm, weight approx. 7.0 kg (actual measurement) [33] 3 input/line systems, 1 phono system (MM) [FM3] tubular FM dedicated tuner with automatic stereo/mono switching
The price has been reduced! 2024/6/9 sales price 248,000 yen*It is cheap because it has a tobacco smell. The current premain amplifier was born as a model commemorating Denon's 110th anniversary. It is a model that uses high quality parts from the SX1 LIMTED and specializes in sound quality and functionality. It is also equipped with a digital input, and the USB-DAC is DSD compatible. It's delicate, has a sense of dynamism, and plays a higher level of sound. There are no noticeable scratches on the exterior. Serial J092000089 (Tomonori Asaine)
Maintenance information: 2024.6.9 operation confirmed
Accessories: instruction manual, remote control, power cable, original box
Main specifications: 80W+80W (8Ω) speakers: load 4 to 16 ohms frequency characteristics 5 Hz to 100 kHz input: line input x 3, PHONO (MM/MC) x 1, EXT. PRE x 1, USB-B x 1, coaxial digital input x 1, optical digital input x 3 W434 x H182 x D450 mm weight 25 kg
The price has been reduced. 2024/6/14 sales price 228,000 yen Manufacturer maintained! Accuphase mid-size model equipped with phono (MM/MC). Stable sound quality with high S/N, high resolution and high transparency. Also, just like this age, the bass has elasticity and energy, so you can enjoy it regardless of the music genre. On the exterior, there is a feeling of use such as small scratches and dirt on the front, and dullness of the terminals. Serial E5Y882 (Kanai Hidetsugu)
Maintenance information: 2024.6.13 manufacturer maintenance (main volume, balance volume cleaning, meter, input switch replacement, inspection, adjustment, safety check, pressure resistance check)
Accessories: remote control, instruction manual, power cable, original box
Main specifications: output 100W+100W (8Ω) power consumption 290W 8Ω load rated output 390W phono input 1 system (MM/MC switching) line input 7 systems (balanced x 2 systems, unbalanced x 5 systems) tape system 1 system dimensions W475 x H170 x D418 mm weight 20.2 kg
The price has been drastically reduced! 2024/6/13 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. Serial HU0035-HL0001011 (Yamato Yuki)
Maintenance information: 2024.6.13 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
The disposal price has been reduced. Member discounts are not applicable. 2024/6/10 sales price 268,000 yen Marantz's current pre-main with the name of the Original Special Edition. Reasonably priced while inheriting the current feedback preamp+switching power amplifier configuration of the flagship model PM-10. It is packed with the uniqueness of a company that prioritizes sound quality, such as adopting a copper-plated chassis and a machined solid aluminum insulator. The exterior is generally good. Serial BND15200300159 (Tomoho Asaine)
Maintenance information: 2024.6.10 Operation confirmed
Accessories: remote control instruction manual power cable
Main specifications: 100W+100W (8Ω) PHONO (MM/MC) W440 × H127 × D453 mm 15.7 kg
2023 Maintained! One of the best masterpieces of pre-main amplifiers in SANSUI history. It's powerful, with a sense of extrusion, and makes you hear a stretchy and expansive sound. The deep sinking low frequencies and the good tone unique to MOS are some of the best finished premains in SANSUI history. As for the exterior, there are scuffs and line scratches on the top plate. Serial 606068517 (Yonejima Satoshi)
Maintenance information: 2023.6.23 maintained (power supply circuit part rectifier diode replacement, transistor, resistor exchange, indicator lamp replacement, protector part transistor replacement, output relay, headphone relay replacement, power amplifier part solder repair, rec selector, power amplifier direct switch disassembly, polishing grease application, each volume, switch cleaning, internal inspection and cleaning, SP terminal correction, adjustment, operation confirmation. (*There is some hardness on the SP terminal)
Accessories: instruction manual
Main specifications: effective output 150W+150W (6Ω) 110W+110W (8Ω) W450 × H176 × D486mm 32.1 kg
Maintained! The balance between the good sound typical of the 70s Accuphase and the high frequency with good extension of the FET amplifier is wonderful, and it makes you enjoy the dense sound that is hard to feel with modern amplifiers. The champagne gold and VU meter designs are also a model that shines visually. The exterior has seal marks around the power switch and back speaker terminals. There is overall dullness and small scratches (Mizusaki Ryo)
Maintenance information: 2024.5.31 Maintained (FET, output relay, electrolytic capacitor, film capacitor, semi-fixed VR, lamp. Each was replaced due to defects and deterioration. Switch disassembly, polishing and cleaning. Card edge contact cleaning and solder correction. (Bias and offset adjustment output sound check, interior and exterior have been cleaned)
Accessories: copy of instruction manual, power cable
Main specifications: rated output 130W+130W (8Ω) 180W+180W (4Ω) W445 × H160 × D70 mm 20 kg
Maintained by Luxman! This model is a return to Luckstone, which is reminiscent of the tube ball era. By changing from pure A grade up until then to grade AB, the sense of extrusion is prioritized, and the corners of the high range are rounded up to give the mid to low frequencies a sense of volume. It has excellent sharpness, and I would recommend this amplifier to almighty music fans. On the exterior, there are dirt scratches, threads, and peeling on the veneer sheet. Serial W90712062H (Tamura Eiji)
Maintenance information: 2024.6.14 Maintained by the manufacturer (power supply part, fuse broken replacement. Install the volume and fix it. Output relay contact fault replacement. Meter lamp replacement. Power supply unit, diode replacement. Replace the amplifier section and semi-fixed volume for adjustment. Board solder correction. volume, switch contact cleaning. Remote control replacement (Internal cleaning, general cleaning)
Accessories: remote control, power cable
Main specifications: 70W+70W W467 x H179 x D440 mm 19 kg
Manufacturer's maintenance completed! Luxman primen amplifier. It is an excellent unit with a fine mid-range unique to pure Class A amplifiers. Even difficult sources such as string music, female vocals, etc. are played in a glamorous manner. There is a feeling of use due to appearance, dullness, paint deterioration, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.18 Maintenance completed (phono changeover switch/cartridge switch disassembly and cleaning, cleaning of other contacts, solder correction and readjustment, contact cleaning because the turnover switch is out of stock ※ there is some noise at present)
Accessories: copy of instruction manual
Main Specifications: 50W+50W (8Ω) Class A Operation DuoBeta Circuit S Pre-heating Function Line Phase Sensor Mount Frequency Characteristics 10 to 100 kHz Dimensions W453 x H174 x D460 mm Weight 21.4 kg
Maintained in March 2024! A prime amplifier developed during the heyday of CDs and gained popularity. The powerful, punchy sound quality, which combines the quality of the mid-high range with the power of the low frequencies, is attractive. There is room not found in lower models, and you can enjoy the sound with a sense of scale typical of SANSUI. As for the exterior, there is a scratch on the top plate. Serial 611088582 (Tomonori Asane)
Maintenance information: 2024.3.21 maintained (tone and other switches dismantled and polished with grease applied (turnover, subsonic, muting, loudness, processor, input selector, reck-out, power supply direct, source direct, tape, MM/MC changeover switch), power amplifier, power circuit transistor, resistor, adjustment volume, diode replacement, solder repair, each volume, switch Cleaning, output relay, headphone relay replacement, DC, bias adjustment, interior and exterior inspection cleaning, operation confirmation)
Accessories: instruction manual
Main specifications: Advanced α-X circuit equipped with 160W+160W (8Ω) damping factor 150 (8Ω) Phonomm/MC compatible W460 x H159 x D446 mm weight 33 kg
Maintained! A premain amplifier boasting high driving power, supported by a strong power supply unit typical of Sansui. The sound is soft and transparent, yet also has firm, thick bass. The sophisticated design is also attractive. There is rust on the exterior and back of the top plate, and a feeling of use such as dullness and abrasions can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.6.2 maintained (output relay, headphone relay replacement, recouped wire switch due to damage, input selector, etc., switch disassembly polishing grease application (tone, loudness, subsonic, processor, power amplifier direct, source direct, tape, reckout switch), solder repair, each volume, switch cleaning, interior and exterior inspection cleaning, adjustment inspection)
Accessories: none
Main specifications: 130W+130W (8Ω) rated power consumption 330W W471 x H162 x D452 mm weight 23.5 kg
*Equipped with 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. The appearance is fine, with no noticeable scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.17 Operation confirmed
Accessories: remote control, instruction manual, power cord
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! This is the ES series flagship model premain amplifier with a highly durable design and balanced input. The bass with a well-centered center of gravity, where you can feel a natural sense of temperature, and delicate, and careful mid and high tones create an overall well-balanced tone. There is deformation and dents in the lower left corner of the front panel, and there are small scratches and dullness overall (Oikawa Tetsuji)
Maintenance information: 2024.6.16 maintained (push slide SW disassembly contact polishing and cleaning grease application, speaker relay deterioration replacement, INPUT selector SW 2 disassembly contact polishing cleaning, speaker switching SW disassembly contact polishing cleaning, Cartrich MM/MC switching SW disassembly contact cleaning, other DC balance DC bias adjustments, and sound output for each input/output connection will be confirmed.
Accessories: copy of the manual
Main specifications: effective output 80W+80W (8Ω) 100W+100W (6Ω) 120W+120W (4Ω) phono (MM/MC) dimensions W430 x H175 x D450 mm weight 19.8 kg
The disposal price has been reduced. Member discounts are not applicable. 2024/4/9 sales price 138,000 yen ※It is cheap because the condition is not good. Next-generation model of the L-550, a famous pure Class A amplifier that has been maintained by the manufacturer (*PHONO1 cannot be used due to a broken equalizer board). The very smooth, deafening warm color sound perfectly matches the delicate sound quality of pure A grade. It also has a reputation for analog sound, and thick sound quality can be obtained with both MM/MC. There is a feeling of use due to appearance, dullness, abrasions, scratches, paint deterioration, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.9 manufacturer maintenance completed (equalizer selector switch disassembly cleaning, correction due to broken equalizer board, other contact cleaning, general adjustment*PHONO1 cannot be used due to broken equalizer board)
Accessories: copy of instruction manual
Main specifications: pure A grade 50W+50W (8Ω) PHONO (MM/MC) PHONO/CD straight circuit system W453 x H174 x D470 mm weight 20 kg
The disposal price has been reduced! (Member price not applicable) 2024/5/24 sales price 128,000 yen A digital amplifier equipped with a Tripath class T PWM amplifier IC. It beautifully expresses the sense of energy and description. Gain can also be switched on the back, and it is compatible with a wide range of input sources. On the exterior, there are oxidation and scratches on the manufacturer logo. Serial 100210015 (Tamura Eiji)
Maintenance information: 2024.5.24 Operation confirmed
Accessories: instruction manual, power cable, spike
Main specifications: output 150W+150W (8Ω) 240W+240W (4Ω) W420 x H98 x D395 mm weight 13 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 generally good. Serial AWY15201102862 (Murakoshi Yoichi)
Maintenance information: 2024.6.13 sound output confirmed
Accessories: remote control, power cord
Main specifications: 100W+100W (4Ω), 70W+70W (8Ω) frequency characteristics 5Hz-100kHz
W440×H128×D379mm 12.0kg
Maintained! The thickness of the mid range and the thickness of the low range are an exciting masterpiece pre-main. The special phono part uses a transformer for built-in MC boosting. Compared to lower models, it combines the politeness of being able to enjoy classical music. Appearance, dullness, abrasions, and a feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.6.2 maintained (tone switch and other switches dismantled and polished, coated with grease (subsonic, loudness, muting, input selector, reckout), output relay, headphone relay replacement, main amplifier transistor, adjustment volume replacement, solder and board repair, balance volume replacement, each volume, switch cleaning, interior and exterior inspection cleaning, adjustment, operation confirmation)
Accessories: copy of instruction manual
Main specifications: 130W+130W (8Ω) PHONO (MM/MC) 2 systems W460 x H160 x D444 mm 18 kg
Designed with a complete dual mono configuration from the power transformer. The pre and power are also independently configured. The high range is sparkling, and the mid and low frequencies are thick, making it a profound sound. The exterior has dullness, threads, and scratches on the front (Ryo Mizusaki)
Maintenance information: 2024.5.31 Maintained (The battery was replaced and the board pattern was corrected due to liquid leakage in the function memory battery. (Since the VR shaft is long, accuracy cannot be achieved, and stress is applied to the VR, so the extension shaft flexible joint Assy was replaced)
Accessories: remote control, instruction manual, power cord
Main specifications: effective output 85W+85W (8Ω) 170W+170W (4Ω) input: unbalanced (RCA) x 6 systems (1 system is PHONO: MM/MC compatible, 1 is TAPE) outer dimensions W440 mm x H95 mm x D400 mm weight 13 kg
The price has been reduced! 2024/6/11 Marantz pre-main amplifier with sales price 89,800 yen. 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 generally good, although there are very few minor scratches on the top plate. Serial AUY15230905053 (Takahashi Nobuyuki)
Maintenance information: 2024.6.11 operation confirmed
Accessories: instruction manual, remote control, power cable
Main specifications: 100W+100W (4Ω), 70W+70W (8Ω) frequency characteristics 5Hz-100kHz
W440×H128×D379mm 12.0kg
Maintained! More than 50 years have passed since the release of Sony's vintage pre-main. The innocent tone doesn't make you feel stressed is good, and the balance from treble to bass is good, and the tone control response is good. The retro-futuristic design is also impressive. *This unit does not use a speaker protection relay, so it may make an abnormal noise when the power is turned on and off, but this is a specification. There is a scratch on the cabinet on the exterior (Sasaki Shota)
Maintenance information: 2024.6.13 maintained (board repair due to poor contact within the TONE board, 4 transistors with PHONO noise were replaced, adjusted semi-fixed VR due to unstable idling voltage, contact repair due to poor contact with each push SW contact, and volume slide VR disassembly and cleaning were performed.)
Accessories: none
Main specifications: 35W+35W (8Ω) input sensitivity/impedance Phono 1.2mV/47kΩ Phono 2 system Tuner 1 system AUX 2 system Tape 2 system AC100V, 50 Hz/60 Hz 100 W 400 x H149 x D316mm weight 9.8 kg
The price has been drastically reduced! 2024/5/29 sales price 89,800 yen Hi-Fi pre-main amplifier for the network & streaming era. Network playback of high-resolution sound sources (up to DSD 5.6 MHz, PCM192 kHz/24 bit) and streaming services such as Amazon Music, AWA, and Spotify can be performed without using an external player, etc. The exterior is good with no conspicuous scratches. Serial BLP27191000468 (Yonejima Satoshi)
Maintenance information: 2024.5.29 Operation confirmed
Accessories: remote control, instruction manual, power cord, antenna
Main specifications: rated output 60W+60W (8Ω) streaming (Amazon Music, AWA, Spotify, etc.), internet radio, high-resolution file playback compatible W440xH125xD379mm (when the antenna is laid down) W440 x H190 x D379 mm (when the antenna is erected) mass 10.8 kg
This is DENON's mid-range model, and is a staple machine with an excellent sense of stability, with firm bass and delicate high frequencies. In addition to the bass energy from conventional models, you can enjoy well-balanced sound that takes into account the high mid to high frequencies with a high sense of transparency. The exterior has small scratches on the top surface, back angles, etc. Serial 5061500510 (Murakoshi Yoichi)
Maintenance information: 2024.6.6 sound output confirmed
Accessories: power cord, instruction manual (copy)
Main specifications: rated output 80W+80W (8Ω) PHONO1 system (MM/MC switching) dimensions W434 x H181 x D480 mm weight 24.0 kg
Maintained! Pre-main amplifier with built-in DA converter. An amplifier that allows you to enjoy a gentle, expansive sound like Denon with analog input, and sound quality with a wide range with digital input. This amplifier can also be recommended as an amplifier to be combined with PC audio (Daiki Goto)
Maintenance information: 2024.2.21 maintained (function, recout, digital input, speaker, tape, loudness switch disassembly, polishing grease application, output relay replacement, bus volume replacement, solder repair, various volumes, switch cleaning, interior and exterior inspection and cleaning, digital input/output confirmation, operation confirmation. (*Since the bus volume is similar, the bus lifts slightly when the source is directly off)
Accessories: none
Main specifications: 110W+110W (8Ω) phono (MM/MC switching) 5 digital input systems (coaxial x 3/optical x 2) W434 x H180 x D420 mm 18 kg released in 1989 (Kojima Yosuke)
The price has been drastically reduced. 2024/2/18 Marantz pre-main amplifier with sales price 89,800 yen. 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. Serial AWY15180500756 There are scratches on the top plate on the exterior (Hiura Katsuji)
Maintenance information: 2024.2.18 Operation confirmed
Accessories: remote control power cable
Main specifications: 100W+100W (4Ω), 70W+70W (8Ω) frequency characteristics 5Hz-100kHz
W440×H128×D379mm 12.0kg
The price has been reduced! 2024/5/28 sales price 79,800 yen Maintained by the manufacturer in 2024/4! DENON's pre-main amplifier. It is a mid-size model, and a staple machine with excellent stability, with firm bass and delicate high frequencies. In addition to the bass energy from conventional models, you can enjoy well-balanced sound that takes into account the high mid to high frequencies with a high sense of transparency. There is a feeling of wear on the exterior, such as scratches and dullness. Serial 8061507480 (Jun Tamai)
Maintenance information: 2024.4.17 manufacturer maintained (Rch amplifier circuit, transistor and resistor replacement. Amplifier board soldering correction (both channels). (Idle current adjustment and operation inspection carried out.)
Accessories: instruction manual, power cable, original box
Main specifications: rated output 80W+80W (8Ω) PHONO1 system (MM/MC switching) dimensions W434 x H181 x D480 mm weight 24.0 kg
Maintained! Comes with a remote control. This model was created by gathering the know-how of the Integra series. There are only models produced with a thorough emphasis on sound quality, which is a bit different from other Integra series, and has a relaxed, relaxed sound. The exterior has dullness, threads, and small scratches. Also, the SP terminal has been replaced. Serial 6301012428 (Yonejima Satoshi)
Maintenance information: 2024.5.22 Maintained (disassemble the push switch and remote wire switch, polish the contacts, and apply contact cleaner. Volume contact correction. Remote control operation check OK)
Accessories: remote control, instruction manual
Main specifications: 155W+155W (6Ω) 120W+120W (8Ω) damping factor 400 (8Ω) frequency characteristics 2Hz to 100kHz W471 ✕ H170 ✕ D430 mm 26.6 kg
Maintained in September 2023! 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 is a feeling of use on the exterior, dullness, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2023.9.3 maintained (input selector, power amplifier direct, source direct, tape switch disassembly, polishing grease application, output relay replacement, solder main part repair, various volumes, switch cleaning, interior and exterior cleaning, pin jack polishing, adjustment inspection)
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
Maintained! Although it is a transistor amplifier, it has a warm sound like a vacuum tube with a faint scent. While it is glossy, it is also strong, so you can use it with any speaker. Exterior, dullness, scuff marks, rust, corrosion, etc. can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.25 Maintained (main amplifier circuit fault repair fuse replacement. Switch and volume affinity correction)
Accessories: none
Main specifications: 80W+80W (8Ω) W466 x H181 x D378 mm 15 kg
The price has been reduced! 2024/3/15 sales price 79,800 yen 2023/11 maintenance completed! 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 is dull and the top plate is damaged. Serial 637065630 (Tomonori Asaine)
Maintenance information: 2023.11.23 Maintained (disassembling and polishing grease applied to each switch (tone, turnover, loudness, muting, subsonic, power amplifier direct, MM/MC, reckout switch), each volume and switch clean output relay and headphone relay replacement main amplifier and power supply part solder repair, interior and exterior inspection, cleaning, side cover screw replacement operation confirmation when power is turned on It makes a popping sound, but it stabilizes in a few minutes)
Accessories: copy of instruction manual
Main specifications: effective output 160W+160W (6Ω) 130W+130W (8Ω) damping factor 100 (6Ω) W448 × H160 × D441 mm 20.3 kg
The price has been reduced. 2024/4/24 sales price 69,800 yen ※Since the digital input circuit module cannot be repaired, the digital input cannot be used. Maintained! Kenwood pre-main amplifier. It plays clear, transparent mid-high frequencies and low frequencies with a firm sense of power typical of Kenwood in a well-balanced manner. There is an air cap mark on the top of the front panel. (KOBAYASHI Hitoshi)
Maintenance information: 2024.4.24 Maintained (input board connector correction, switch correction, contact correction, operation confirmation) 2023.5.21 Maintained (display lamp replacement. Switch and volume contact correction. (*The digital circuit module is broken, but the digital input cannot be used because it is not available)
Accessories: none
Main specifications: 150W+150W (8Ω) phonomC/mm mounted damping factor 1000 W 476 x H170 x D424 mm 19.7 kg
A compact and convenient receiver. With a configuration of SACD/CD player+FM/AM radio+PHONO terminal (with MM/MC compatible phono equalizer), you can easily build a compact, and good-sounding system. You can see a feeling of use, such as the exterior, dullness, and noticeable scuffs on the sides (Kobayashi Hitoshi)
Maintenance information: 2024.6.7 operation confirmed
Accessories: remote control, power cord
Main specifications: rated output 37.5W+37.5W compatible speaker impedance 4Ω to 16Ω frequency characteristics 10Hz to 40kHz W300 x H110 x D341 mm 8 kg
The price has been reduced! 2024/5/25 sales price 69,800 yen Manufacturer maintained! Rotel's pre-main amplifier. The successor to the company's RA-1062. A full-scale design that uses WBT terminals and other parts that cost more than the price. The unobtrusive and refreshing sound quality is compatible with a wide variety of genres. As for the exterior, there is a feeling of use such as scratches and dullness on the top plate. Serial 867-3031022 (Tomonori Asaine)
Maintenance information: Maintained on 2024.5.24 (volume rotation improvement implemented. Speaker relay contacts have deteriorated (both A/B), B has been replaced, and A improvements have been implemented. (Other maintenance carried out)
Accessories: remote control power cord
Main specifications: 75W+75W with MM input W431 x H99 x D358 mm 8.7 kg
Maintained by the manufacturer. The third generation of the Denon 2000 series. Frequency characteristics have been improved and low noise has been achieved by reviewing power parts, volume circuits, etc., while keeping the low frequency range with a sense of volume unique to the company and the high frequency range with elongation unchanged. Of course, it is a big hit model that is compatible with modern sauces, and doesn't make you feel that it's poor to listen to old sources. There are abrasions on the exterior and volume, and dullness and a feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.14 manufacturer maintained (1 PSW rework, 12V relay, function SW replacement. (Amplifier board inspection, solder correction, operation confirmation test)
Accessories: instruction manual, power cord
Main specifications: output 80W+80W (8Ω) PHONO (MM/MC) bi-wiring compatible W434 x H180 x D478 mm 22 kg
Maintained! A late model in the classic 607 series. It has high-resolution, well-defined sound, and is compatible with modern speakers. You can experience SANSUI's ability. There are threads and small scratches (Daiki Goto)
Maintenance information: 2024.6.2 maintained (maintenance contents/TONE and other subsonic, loudness, processor, muting, source direct, power amplifier direct, input selector, tape switch disassembly, polishing grease application, output relay replacement, protector capacitor replacement, each volume, switch cleaning, pin jack polishing, internal inspection and cleaning, running test.)
Accessories: copy of the manual
Main specifications: 105W+105W (6Ω) 90W+90W (8Ω) phono MM/ MC switching W430 x H162 x D452 mm 18 kg
Maintained! A late model in the classic 607 series. It has high-resolution, well-defined sound, and is compatible with modern speakers. You can experience SANSUI's ability. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.11 maintenance completed (protector circuit capacitor replacement, output relay replacement, phono and pin jack polishing, input selector, etc., switch disassembly polishing grease application (power amplifier direct, source direct, tape, tone, loudness, muting, processor switch), each volume, switch cleaning, internal inspection and cleaning, adjustment inspection, operation confirmation, running test)
Accessories: instruction manual (copy)
Main specifications: 105W+105W (6Ω) 90W+90W (8Ω) phono MM/ MC switching W430 x H162 x D452 mm 18 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. Serial MZ010248520101 (Murakoshi Yoichi)
Maintenance information: 2024.6.13 manufacturer maintenance (speaker output relay replacement, amplifier board soldering correction, source direct SW disassembly and cleaning, inspection of each part, operation test implementation)
Accessories: remote control, instruction manual, power cable
Main specifications: equipped with pre-out power-in terminals 60W+60W (8Ω) W458 x H110 x D429 mm 16 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 between the exterior and the BASS dial scale, and a feeling of use can be seen, such as dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.4 maintenance completed (14 deteriorated parts in each circuit replaced, switch and volume contacts corrected, input/output pin jack polished)
Accessories: none
Main specifications: 40W+40W (8Ω) W443 × H153 × D273 mm 9.3 kg
Maintained by the manufacturer! Comes with an alternative remote control. Denon's mid-level premain. It is attractive for its ease of use and high cost performance regardless of genre. This model is particularly attractive for its heavy build and low center of gravity noise in the same price range. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.18 manufacturer maintenance completed (main VR disassembly repair, input switching SW/speaker relay replacement, amplifier board solder correction, various parts inspected, operation confirmed)
Accessories: copy of instruction manual, replacement remote control, power cable
Main specifications: 80W+80W (8Ω) bi-wiring compatible UHC-MOS single push pull W434 x H180 x D478 mm 22.2 kg