* A version upgrade from 20L. Maintenance has been completed! The front panel remains at 20L. Genuine Herman It stands out uniquely with the good separation unique to mono and the outstanding sense of shade of sound, and it also drives high-end speakers well. Also, with a slightly sweet and comfortable tone that is similar to ML-2L, it still makes music fans groan even now. Rubbed scratches and fin burns can be seen on the exterior. Serial 1090/1091 (Itsuro Mizushima)
Maintenance information: 2022.8.18 Maintenance (replacement of deteriorated parts, other inspections, adjustments.) 2020.12.25 Maintained (32 capacitors, 6 resistors replaced. Re-soldering of AP5/5.5 board (new solder after current solder removal/cleaning). (Other inspection adjustments)
Accessories: Instruction Manual, Power Cord, Remo Pin, Remo Short Pin, Fisher Output Plug
Main specifications: Mono power amplifier effective output 100W (8Ω) input/unbalance (RCA) 1 system, 1 balance (XLR) system SP terminal 1 system W483 ✕ H210 ✕ D560mm weight 33kg /table
AccuPhase's pure A grade stereo flagship model. The balance between static and dynamic, soft and rigid is packed into this one unit. A power MOS FET with a reputation for sound quality and reliability is adopted for the output element, and 10 parallel push-pull drive per channel is adopted. In addition, the powerful power supply unit realizes linear high power up to an ultra-low impedance of 1 Ω (Yukishi Fujisawa)
Maintenance information: 2022.8.18 Operation confirmed
Accessories: original box, copy instruction manual, brand new power cable
Main specifications: 60W+60W (at 8Ω stereo specification) 240W (at 8Ω mono specification/bridge connection) Gain 28dB Load impedance 2 to 16Ω (at stereo specification) 4 to 16Ω (at mono specification time) /Bridge connection) W465 × H238 × D515 mm Weight 43 kg
100V specification A set of voltage to current conversion input selector and current power amplifier. It will be a rare CODA system. It produces a good texture and sound with A-grade operation up to 50W. It also has the drive power to make the speakers sound well. This is a pretty rare item, so don't miss it. The exterior is scratched and dirty. (Tamura Eiji)
Maintenance Information: 2022.8.19 Maintained (Voltage amplification unit dedicated to CURRENTAMP. In addition to the audio signal, the XLR output has a DC for bias. I replaced the RCA jack and checked the operation. * Input impedance 100KΩ (unbalanced input), 2KΩ (balanced input) balanced input is ① GND ② COLD ③ HOT, gain is 26dB. The XLR terminal of the output is unbalanced. It is a bias control terminal ③ audio signal for 100L that is a combination of ① GND ②. CODA VOLTAGAMP dedicated unit (because a control signal for bias ON and OFF is required) Since the display LED is dark, each replacement, heat dissipation gap filler replacement, mold removal on the back of the panel, bias and I checked the offset and the output audio. The output is 100W8Ω (A-class operation up to 50W8Ω) Gain 26dB (when combined with a voltage amplifier 100V, the gain of a single 100I is 0dB), and the output stage is a 29-para non-feedback configuration)
Accessories: power cable
Main specifications: Selector part: W485 × H48 × D250 mm Weight 3 kg Power part: 100W+100W (8Ω) W485 × H202 × D500mm Weight 34 kg
A power amplifier with an impressive contrast between yellow and brown. It is a completely mono model of the company's M152. It is clear and clear from low to high frequencies, and the sense of delicacy and spaciousness unique to mono is sufficient. You can experience the quality unique to mono. The exterior has scratches, minor scratches, and some paint peeling. Serial 006154/006155 (Satoshi Yonejima)
Maintenance information: 2022.7.31 Maintained (replace the mercury relay for protection, replace the same relay on the other side as a preventive measure. (Spec inspection)
Accessories: No accessories
Main specifications: Mono power amplifier 150W (8Ω) frequency characteristics 10 to 350 kHz W217 × H180 × D355mm 15.0 kg
* Currently sold item. It is an amplifier that can switch between 2ch/4ch. It features an edgy sound with clear mid-high frequencies. It uses an independent power supply system, and it is a sound that you can hear with sharpness and edge typical of Yamaha. There is a feeling of use. Serial E022537XZ (Eiji Tamura)
Maintenance info: 2022.8.19 Operation confirmed
Accessories: No accessories
Main specifications: Rated output 2CH 100W+100W (6Ω) 4CH 50W × 4 (6Ω) Frequency characteristics 20Hz to 20000 Hz Dimensions W435 × H129 × D379 mm Weight 11kg
The disposal price has been reduced! (Member discounts are not applicable) 2022/8/12 Selling price 188,000 yen A class A power amplifier that realizes non-feedback straight amplification supported by a high-speed, large-capacity power supply unit. A refined model of the core POA-3000Z. A model that incorporates quantities unique to the bubble period. The thick mid-low range sound unique to this era is full of charm. In particular, it goes great with domestic 3-way speakers. As for the exterior, there are noticeable scratches on the side panels. Serial 7081100388 (Satoshi Yonejima)
Maintenance information: 2022.8.12 Maintained (replaced all 4 large capacity capacitors. Replace the fuse and holder. Output relay replacement. Electrolyte cleaning. Reconnect the wiring. Solder correction. Bias and offset checks. Output audio check. (Interior and exterior cleaning)
Accessories: Instruction manual copy
Main specifications: 250W+250W (8Ω) equipped with self-diagnosis function S/N ratio 123dB W493 × H199 × D480 mm 30kg
The disposal price has been reduced! (Member discounts are not applicable) 2022/7/31 selling price 59,800 yen Maintained! A unique power amplifier that can switch between Class A and Class AB in stereo and mono, respectively. Although it is a kit model, it is fully completed, and can be used in a variety of ways for multi-amplifiers. * This amplifier generates heat at the top, so when using it, open the top part and use it so as not to interfere with heat dissipation. Dullness, small scratches, and rust are scattered on the exterior (Satoshi Yonejima)
Maintenance information: 2022.7.31 Maintained (level volume left and right replacement. Speaker relay replacement. FLAT amplifier circuit IC NJM4558DD replaced due to deterioration. Other idling AB class, A class adjustment. (Soldering repair of each board, confirmation of other connection sounds)
Accessories: No accessories
Main specifications: 25W+25W (grade A) 100W+100W (AB grade) STEREO A, AB grade and MONO A/AB grade with changeover switch W300 × H137 × D435
Maintenance has been completed! Stereo power amplifier with output impedance control. Supported by a solid power supply part and chassis, it is a power amplifier from the heyday of the separate heyday that firmly reproduces even the smallest nuances. There is dullness over time, small scratches (Fujisawa Yukishi)
Maintenance information: 2022.8.18 Maintained (replacement of deteriorated transistors in the left and right pre-drive circuits. Output relay contact repair adjustment. (Input volume disassembly contact correction)
Accessories: manual copy
Main specifications: Rated output ClassB · 120W+120W (8Ω) ClassA · 30W+30W (8Ω) Rated power consumption 330W W435 × H146 × D381mm 21kg
The price has been drastically reduced! 2022/8/4 selling price 278,000 yen maintained! The thick, punchy, and colorful sound is exactly the McKinn sound of yesteryear. Like the core model at the time, it drives large speakers with a unique sweet and sticky sound quality. It is a masterpiece that makes you feel the scale unique to the 80s due to the thickness of the mid-low range. The appearance is dull and scratched. Serial JEA11922 (Satoshi Yonejima)
Maintenance information: 2022.8.4 maintained (changed to primary voltage AC120V → AC100V. Replace electrolytic capacitors, lamps, and IC sockets. Panel peeling fix. Volume and switches are cleaned. Connector cleaning. Solder correction. Fix bottom plate deformation. Bias and offset checks. Output audio check. (Interior and exterior cleaning)
Accessories: Instruction manual copy
Main specifications: 270W+270W Power guard circuit mounted Frequency characteristic 20-20kHz Damping factor 30 W443 × H240 × D400mm 37.2 kg
* Currently sold item. A power amplifier that can switch between 2ch/4ch. It also makes jazz and rock sound with a clear sound. Also suitable for additional power amplifiers for AV. Serial E051198Y0 The exterior has a feeling of use such as abrasions and dullness (Hiura Katsuji)
Maintenance information: 2022.8.8 operation confirmed
Accessories: Instruction manual
Main specifications: W435 × H93 × D265mm 5.3 kg
The disposal price has been reduced. Not applicable to member discounts. 2022/7/17 selling price 158,000 yen Maintained! The second generation machine of the famous P-300 series. It is sharp, and the goodness of an exhilarating sound is alive and well. It goes well with JBL, etc., and makes it sound powerful and powerful. You can enjoy a daring and rough sound that cannot be tasted with current products (Fujisawa Yukishi)
Maintenance information: 2022.7.17 Maintained (film capacitors in each board, transistor deterioration replacement. Meter lamp deterioration replacement Subsonic filter in the ceiling panel, INPUT switch knob is too hard to switch, disassemble, clean, lubricate. Cleaning switches, volumes, etc. Subsonic, remove the INPUT and polish the contact, and since the oil on the shaft is hardened, disassembly cleaning and lubricating. Meter range switch cleaning Remove the SPEAKERS switch and polish the contacts. Remove the solder from the OUTPUT POWER switch and clean it with an ultrasonic cleaner. ATTENUATOR disassembly contact polishing Contact grease is applied to both. (There is some backlash only on the OUTPUT POWER knob, but it is unavoidable due to the structure)
Accessories: power cord
Main specifications: 150W+150W (8Ω) W445 × H160 × D355mm 25kg
* Currently sold item. 115V specification (operation confirmed at 100V) A German-made stereo power amplifier with resolution and expressive power not typical of commercial use. It boasts an exhilarating sound that makes you fall out quickly and outstanding driving power. There are footprints and line wounds on the top plate (Yosuke Kojima)
Maintenance information: 2022.8.11 operation confirmed (operation confirmed at 100V)
Accessories: none
Main specifications: 85W+85W (8Ω) 150W+150W (4Ω) W483 × H88 × D270 mm 11.5kg
A large number of capacitors and transistors have been replaced and refreshed and maintained! It is an amplifier that has a reputation for use in multiple systems. The original powerful sound with a wide range and clear has been revived. It is thin and can be used in a wide range of ways, from sub to multi use. Overall, there is a feeling of use due to aging, such as small scratches, rust floating, dullness, etc. (Daiki Goto)
Maintenance information: 2022.8.16 Maintained (deteriorated capacitors, diodes, semi-fixed resistors, relays, heat dissipation sheets, SP terminals, LEDs have been replaced. Slide SW disassembly cleaning and board re-soldering were carried out. Offset and idle current were adjusted. Input and output waveforms were checked, left and right balance checks, load tests, and comprehensive operation tests were performed to confirm normal operation. (1kHz sine wave, 8Ω load: grade A: 18W+18W, grade B: 80W+80W, OK), sound output test.)
Accessories: none
Main specifications: 80W+80W (grade B) 18W+18W (grade A) DC amplifier configuration W480 × H80 × D380mm 8.6kg
* Currently sold for business use. How about multi-use, etc. The input is an XLR or phone terminal. The appearance is dull and there are small scratches (Oikawa Tetsuji)
Maintenance info: 2022.7.14 Operation confirmed
Accessories: power cable
Main specifications: 320W × 2 (8Ω) 550W × 2 (4Ω) 750W × 2 (2Ω) Speakon terminal equipment Rear heat dissipation fan equipped with DDT W483 × H13.3 × D432mm 17.9kg
The price has been drastically reduced. 2022/8/11 selling price 250,000 yen 2020/12 maintenance completed! It is a popular Mark Levinson power amplifier from the ML era. Genuine Herman! A masterpiece amplifier that richly reproduces music with a unique sense of density. The size is compact, but it has an excellent natural and inflected sound, and the size of the D range allows you to experience the ability unique to Old Levinson (Fujisawa Yukishi)
Maintenance information: 2020.12.8 Maintained (deteriorated parts have been replaced. The capacitor lead wire is broken, and I fixed it. The internal lead of the power breaker switch is broken and has been corrected. Cleaned the contacts of the rush current prevention relay. (Other inspections have been adjusted.)
Accessories: 2 lemopins
Main specifications: Effective output 100+100W (8Ω) Size W483 × H216 × D340 mm Weight 30.0 kg
The disposal price has been reduced! (Not eligible for member discounts) 2022/4/5 Selling price 128,000 yen It makes me feel a slightly different texture from Accuphase in recent years. Since the value of the damping factor can be switched, it goes well with speakers developed during the heyday of tube amplifiers, and drives firmly. The exterior has a feeling of use over time, such as small scratches and dullness scattered. Serial L6Y630 (Hiroshi Aso)
Maintenance information: 2022.4.5 Operation confirmed 2016.6.30 Maintained (ATT disassembly cleaning and other SW cleaning. Replace the electrolytic capacitor. VR replacement for adjustment Output relay disassembly polishing cleaning. Coupling capacitor replacement. Clean the card edge connector. Bias and offset checks. Output check. Made of top plate and side plate punched aluminum plate. (I cleaned the interior and exterior)
Accessories: power cable
Main specifications: 70W+70W (8Ω) W482 × H15 × D353 mm 23.5 kg
An ultra-compact digital power amplifier from Taiwan's FireStoneAudio. Since it has a volume, it is also possible to connect the line input directly. The output is a dedicated cable and the output side is a banana plug. There is a slight dullness (Yoichi Murakoshi)
Maintenance information: 2022.8.13 Sound output confirmed
Accessories: speaker cable, power cord, AC adapter
Main specifications: 20W+20W (8Ω) input RCA1 system output dedicated cable (RJ45) 2m W80 × H55 × D135 mm 288 g
An ultra-compact digital power amplifier from Taiwan's FireStoneAudio. Since it has a volume, it is also possible to connect the line input directly. The output is a dedicated cable and the output side is a banana plug. There is a slight dullness (Yoichi Murakoshi)
Maintenance information: 2022.8.13 Sound output confirmed
Accessories: speaker cable, power cord, AC adapter
Main specifications: 20W+20W (8Ω) input RCA1 system output dedicated cable (RJ45) 2m W80 × H55 × D135 mm 288 g
The price has been reduced. 2022/8/6 Selling price 59,800 yen* Currently sold item for business use. Altec power amplifier with high power 400W+400W There is momentum in the sound, and you can experience an American sound with good omission. The driving power is sufficient, and it can easily drive up to large speakers. * The fan makes an operating noise, but it is a specification. Also, please note that the power cable is as short as about 90 cm. There are scratches scattered on the top plate, scratches on the front, and a feeling of use such as rust on the metal fittings of the fan. Serial K371767
Maintenance information: 2022.8.6 Maintenance completed (INPUT VOL cleaning processing, cleaning of other connectors, internal AMP board connectors, etc. ~ other checks, operation checks)
Accessories: none
Main specifications: 400W+400W (8Ω) W483 × H133 × D401mm 23.6kg
The price has been reduced! 2022/7/28 Selling price 59,800 yen Maintained! A unique power amplifier that can switch between Class A and Class AB in stereo and mono, respectively. Although it is a kit model, it is fully completed, and can be used in a variety of ways for multi-amplifiers. * This amplifier generates heat at the top, so when using it, please use it so that it does not interfere with heat dissipation by opening the upper part. The exterior has a feeling of use over time, such as dullness, small scratches, and rust scattered. Serial H0500029 (Hiroshi Aso)
Maintenance information: 2022.7.28 Maintained (LEVEL volume replacement output transistor defective replacement speaker relay deterioration replacement ID adjustment VR replacement pre-drive circuit IC455 (8DD replacement, repair of solder cracks on each board A class A, class A, B, each ID adjustment sound confirmation test)
Accessories: none
Main specifications: 25W+25W (grade A), 100W+100W (grade AB) STEREO A, AB grade and MONO A, AB grade with changeover switch W300 × H137 × D435 mm 10.5 kg
* Currently sold item. 115V specification (operation confirmed at 100V) A German-made stereo power amplifier with resolution and expressive power not typical of commercial use. It boasts an exhilarating sound that makes you fall out quickly and outstanding driving power. There are footprints and bruises on the top plate (Yosuke Kojima)
Maintenance information: 2022.8.11 operation confirmed (operation confirmed at 100V)
Accessories: none
Main specifications: 85W+85W (8Ω) 150W+150W (4Ω) W483 × H88 × D270 mm 11.5kg
The price has been drastically reduced. 2022/7/21 selling price 298,000 yen Maintained! Genuine Electri, late large panel model A popular mid-range model with a low noise design. Balanced input is also supported from this model, and we are advancing support for the digital age of audio. The dark and vivid middle range unique to McKinn has increased resolution, and the low frequencies have also evolved to draw contours. The appearance has abrasions, bruises, and dullness (Katsuji Hiura)
Maintenance information: 2022.7.20 maintenance (each SW, VOL cleaning. Connector Pattern Resolder, Power, Meter SW Internal Reinforcement
Replace the meter, illumination lamp, regulator part C, and part C in the driver board. (Output transformer lead battle ground insulation treatment, panel peeling correction is not possible.)
Accessories: Instruction manual (copy)
Main specifications: 300W+300W (2/4/8Ω) MONO time 600W (2/4/8Ω) Dimensions W443 × H196 × D420 mm Weight 35 kg
The price has been reduced. 2022/8/6 selling price 498,000 yen Maintained! It is a stereo amplifier of PASS that represents modern American sound, and boasts a straight, dynamic, and surprisingly instantaneous drive power. The sound image is also thick and drives a large JBL speaker. The texture of the mid-high range is high and the vocals are expressed smoothly. There is a small scratch on the heatsink (Yosuke Kojima)
Maintenance information: 2022.6.16 Maintained (X350.5 equivalent DC cut parts installed (offset is smaller, so it can be combined with many preamps even in unbalanced connections) Short plug creation attachment (Be sure to insert it into the XLR terminal when inputting unbalance. (Not required for balanced input) Bias and offset check output audio check. (Note that there is also an output on the negative side of the speaker terminal because it is a balanced amplifier)
Accessories: power cable, 2 short plugs
Main specifications: 350W+350W W483 × H267 × D559 mm Weight 60 kg
The disposal price has been reduced! (Member discounts are not applicable) 2022/7/27 Selling price 998,000 yen*Version upgrade product from 20. The notation at the front desk is 20.6L. Genuine Herman 100V specification. It stands out uniquely with the good separation unique to mono and the outstanding sense of shade of sound, and it also drives high-end speakers well. It has been replaced by an SP terminal from Fischer, and it is easy to use. On the exterior, scratches and fin burns can be seen. Serial 5528/5529 (Miura Kimiya)
Maintenance information: 2022.7.1 Maintained (replace transistors, resistors, etc. (Inspection and adjustment operation test for each part)
2020.11.29 Maintained (32 capacitors, 18 resistors replaced. AP-5/AP-5.5 board has been re-soldered (current solder is removed, cleaned, and then re-soldered), and other inspection adjustments)
Accessories: power cable x 2, remopin x 2
Main specifications: Mono power amplifier effective output 100W (8Ω) input/unbalance (RCA) 1 system, 1 balance (XLR) system SP terminal 1 system W483 ✕ H210 ✕ D560mm weight 33kg /table
* Currently sold item. A power amplifier that is supported by a 115V specification heavyweight power transformer and reproduces tight low-frequency playback with good visibility. It shows the high cost performance that exceeds the size and price. There is a bend in the rack-mount plate on the right side of the front panel (Itsuro Mizushima)
Maintenance info: 2022.7.17 Operation confirmed
Accessories: power cable
Main specifications: 45W+45W (8Ω) 75W+75W (4Ω) W483 × H51 × D295mm Weight 7.5 kg
A large number of capacitors and transistors have been replaced and refreshed and maintained! It is an amplifier that has a reputation for use in multiple systems. The original powerful sound with a wide range and clear has been revived. It is thin and can be used in a wide range of ways, from sub to multi use. There is dullness and small scratches (Shota Sasaki)
Maintenance information: 2022.8.5 Maintained (fuses, deteriorated capacitors, deteriorated transistors, diodes, semi-fixed resistors, relays, heat dissipation sheets have been replaced. Slide SW disassembly cleaning and board re-soldering were carried out. The idle current was adjusted. (We checked input/output waveform, left and right balance, load test, and comprehensive operation test to confirm normal operation.)
Accessories: manual copy
Main specifications: 80W+80W (grade B) 18W+18W (grade A) DC amplifier configuration W480 × H80 × D380mm 8.6kg
A power amplifier characterized by a large meter. A straightforward tone with no habit. You can enjoy crisp sound quality with momentum unique to the 80s. It is also ideal as an introductory machine for separate amplifiers. The overall appearance is dull, there are line scratches, and there is paint deterioration on the top plate (Yosuke Kojima)
Maintenance information: 2022.7.30 Maintained (power switch mechanism modification meter lamp replacement indicator lamp replacement output relay, meter relay replacement solder repair internal inspection cleaning (Output waveform check, operation check)
Accessories: Instruction manual copy
Main specifications: 130W+130W (8Ω) 170W+170W (4Ω) Frequency characteristics 1Hz to 100kHz Impedance 4Ω to 16Ω W450 × H174 × D422mm 18.5kg
The disposal price has been reduced! (Not eligible for member discounts) 2022/2/7 selling price 128,000 yen Maintained! It makes me feel a slightly different texture from Accuphase in recent years. Since the value of the damping factor can be switched, it goes well with speakers developed during the heyday of tube amplifiers, and drives firmly. The exterior has floating rust and scratches on the top plate, etc. * The female screw part of the speaker terminal electrode is thin, so if you tighten it strongly, it will be damaged. Serial H6Y276 (Asaine Tomoho)
Maintenance information: 2021.11.2 Maintenance completed (both left and right pre-drive transistors exchange bias and offset adjustment output voice confirmation)
2020.2.27 Maintained (small signal transistor replacement. Replace the NF part electrolytic capacitor. Coupling capacitor replacement. AC out replacement Semi-fixed VR replacement. ATT disassembly cleaning Fixing fixation. Other relays and switches are cleaned. Card edge cleaning. Bias and offset check adjustments. Output audio check. (Interior and exterior cleaning)
Accessories: Instruction manual copy power cord
Main specifications: 70W+70W (8Ω) W482 × H150 × D353mm 23.5 kg
A grade power amplifier with pure A-grade operation 200W x 200W (6Ω). It was a particularly popular model among domestic power amplifiers at the time. Even if you listen to it now, the sharp and edgy sound is full of exhilaration. There is also a delicate sense of high frequencies, and the lively tone is excellent. The state of appearance is small scratches, dullness, and bruises over time. Serial 03412 (Hiroshi Aso)
Maintenance information: 2016.9.30Maintained (electrolytic capacitor fuse semi-fixed resistance heat dissipation sheet RCA terminal SP terminal replacement VR SW relay contact cleaning board cleaning re (Solder)
Accessories: Instruction manual copy
Main specifications: 240W+240W (4Ω) 200W+200W (6Ω) 170W+170W (8Ω) SNR 124dB Dimensions W435xH165xD422mm Weight 26kg
The price has been reduced. 2022/4/13 selling price 49,800 yen maintained! A stereo power amplifier equipped with 4-stage output impedance switching. The natural sound quality and soft extrusion feel are easy to handle, and go well with analog sound sources and female vocals. It has a meter and it looks interesting. The top plate rust floats and stands out (Fujisawa Yukishi)
Maintenance information: 2022.4.13 Maintained (both volume LR replaced, electrolytic capacitor deterioration replacement in board, other speaker main, speaker remote switching SW disassembled contact due to poor contact (Polishing grease application, other idling DC balance check adjustment, other sound output confirmation tests)
Accessories: none
Main specifications: 82W+82W (8Ω) W450 × H173 × D380mm 15kg
* There is a gully in the volume, but it is currently sold. American Audio stereo power amplifier. Large output of 400W/ch (8Ω) with a slim body. The input can be selected from a standard jack or a balanced input. There is a lot of rust and feeling of use scattered throughout (Yoichi Murakoshi)
Maintenance information: 2022.7.3 Sound output confirmed
Accessories: none
Main specifications: 400W+400W (8Ω) W483 × H88 × D405mm 14kg
* Since it is for business use, it is currently sold, and there are many scratches. 4ch commercial power amplifier It can be used as a 2ch amplifier with BTL connection. In particular, there are many scratches on the top plate (Oikawa Tetsuji)
Maintenance info: 2022.7.14 Operation confirmed
Accessories: none
Main specifications: Rated output 50W × 4 (8Ω load, 20Hz to 20kHz, 4ch drive time) 75W × 4 (4Ω load, 20Hz to 20kHz, 4ch drive) 150W+150W (8Ω load, BTL connection 150W+150W (4Ω load, when connected to BTL) W482 × H88 × D350mm 11.3 kg
* Currently sold item. Neutral, crisp monitor sound. There is little unnecessary coloring, and it makes use of the individuality of the speaker. It is a selfish amplifier that obediently reproduces the source. There is a feeling of use such as dullness, small scratches, seal dirt, etc. Serial IL01095 (Itsuro Mizushima)
Maintenance information: 2022.7.10 operation confirmed
Accessories: none
Main specifications: 80W (8Ω) 125W (4Ω) 250W (8Ω MONO) W480 × H98 × D398mm 10.5 kg
RCA terminals and VOL are installed due to maintenance, and it is finished in an easy-to-use individual! A classic stereo power amplifier from the UK Quad. Torque full even though it is a small size. The sound, which is neutral and has the depth of a tube amplifier, is an appeal that does not fade. With a gain adjustment volume, it can be combined with a variety of preamplifiers. The exterior has threads, dirt, and dullness (Yoichi Murakoshi)
Maintenance information: 2022.6.30 Maintenance (deterioration transistor, block capacitor, deterioration capacitor, semi-fixed resistor, heat dissipation sheet, fuse, Din terminal replacement, RCA terminal, VR expansion I did it.
Offset and idle current were adjusted. Input and output waveforms were checked, left and right balance checks, load tests, and comprehensive operation tests were performed to confirm normal operation. Load test (1kHz sine wave, at 8Ω load: 45W+45W), sound output test.)
Accessories: power cord
Main specifications: 45W+45W W120 × H159 × D324mm 8.2 kg
It's been maintained! A power amplifier with an eye-catching black and large power meter typical of Sansui. It will entertain you with the powerfulness that can be felt even from the appearance, and the sound quality that stretches and stretches supple. The appearance has aging dullness, scratches, rust, etc. Serial 219060089 (Nobuyuki Takahashi)
Maintenance Information: 2022.6.23 Maintained (both channel volume replacement. SP relay contact failure replacement. Protector, deteriorated transistor in meter board, resistor, diode replacement. Degraded transistor in power supply board, resistor exchange. Replace deteriorated transistors and capacitors in the drive board. OUTPUT selector switch cleaning (Comprehensive adjustment.)
Accessories: None
Main specifications: Left and right independent 2 power supply system Diamond differential circuit Effective output 110W+110W (8Ω) Load impedance 4-16Ω W482 × H187 × D450mm 20.3kg
*Only one side. It has been maintained. A mono power amplifier that is intended to be installed on the side of the speaker. It boasts a high power of 150 W (8 Ω) and a high drive power of 150 W (8 Ω) and a damping factor of 150 in a compact but large capacity power transformer, and a differential three-stage front-stage direct connection ICL, OCL, DC amplifier configuration using dual FETs It will be The straight and powerful sound is attractive
Maintenance information: 2021.12.19 Maintained (speaker relay contact failure deterioration replacement, transistor replacement due to noise generation, replacement of 4 places for electrolytic capacitor deterioration, idling check adjustment , Sound Out Running Test)
Accessories: none
Main Specifications: DC Mono Power Amplifier 150W (8Ω) Frequency Characteristics DC to 600KHz SN Ratio 120dB W200×H155×D390mm 13kg
Maintained! British quad popular stereo power amplifier Small size but full torque The sound that is neutral and has the depth of a tube amplifier is a charm that never fades. It is possible to combine various preamplifiers with new RCA pin expansion and gain adjustment volume (Yoichi Murakoshi)
Maintenance information: 2014.7.14 Maintained (input VR, RCA terminal installation. Condenser replacement (Reset AC code)
Accessories: Power cord, instruction manual (copy)
Main specifications: 45W+45W W120×H159×D324mm 8.2kg