Maintained! The mid-range α series uses an α-X balance circuit that blocks the effects of noise and distortion from the ground. The smooth, stretchy sound quality is attractive. Designed with CD playback in mind, the sound separation is good, and it is a classic premain that will keep you entertained regardless of genre. The exterior has rust spots, paint bald, etc. (Mizusaki Ryo)
Maintenance information: 2023.2.1 maintained (main amplifier output relay replacement, transistor and capacitor replacement, MM/MC, reckout switch disassembly, polishing grease application, solder main part repair, various volumes, switch cleaning, interior and exterior inspection cleaning, offset adjustment, operation inspection)
Accessories: copy of instruction manual
Main specifications: 90W+90W (8Ω) W448 x H160 x D441 mm 16.0 kg
Full maintenance from capacitor replacement to re-soldering of each board, etc.! The first memorable luxury model in the Sansui 07 series in the era when there was no 907. Starting with the newly developed dual FET at the time, the company's consistent commitment to adopting quadruple detent volumes and large electric power transformers independently on the left and right has already been established. Compared to models from the 80s and 90s, the sense of fulfillment in the phono section is amazing. There is a feeling of use due to appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.16 Maintained (capacitor, semi-fixed resistor, transistor, resistor, protection relay SP terminal, heat dissipation sheet replacement. SW type terminal cleaning, contact grease coating. Re-solder flux cleaning for each board. Each circuit adjustment, RCA terminals, interior and exterior cleaning. (Various tests)
Accessories: copy of instruction manual
Main specifications: 85W+85W W430 x H168 x D389 mm 16.8 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
Transistors, capacitors, and many other parts have been replaced and refreshed and maintained! It was the highest-grade model at the time and had a vintage sound that overwhelmed the others, and by actively replacing deteriorated parts, the sound, which tends to be cloudy, has become clear, and the original momentum of the sound has been revived. It is particularly compatible with the JBL Lancer series back then. The exterior is dull, but it is in a good category even when viewed from the year it was released (Oikawa Tetsuji)
Maintenance information: 2024.5.15 Maintained (capacitor, transistor, heat dissipation sheet, semi-fixed resistor, fuse replacement. SP terminal created. Various SW/VR internal cleaning. Clean each board contact. Solder again after removing the old solder. Internal and external cleaning, idle DC offset adjustment. (Audio output tested for various inputs and all SP terminals)
Accessories: copy of instruction manual
Main specifications: 80W+80W (8Ω) frequency characteristics 5Hz to 100kHz tone control/bass, midrange, treble 3-stage adjustment W462 x H155 x D316 mm 17.5 kg
Maintained! Sansui's rare CD player. The firm outline and comfortable sound are attractive. I would like to use it in combination with the company's α series premain for a unified look. In addition to listening to CDs, it also has a convenient function when recording to tape, etc., and has a variety of aspects. The exterior has small scratches and dullness appropriate for the model year (Oikawa Tetsuji)
Maintenance information: 2024.3.20 Maintained (The mechanical fixing parts were manufactured and replaced in 1 pair. The clamper and loading belt have been replaced. The velocity coil has been repaired and corrected. (The tact switch on the operation panel has been replaced)
Accessories: remote control
Main specifications: 1-bit linear & direct conversion system (4DAC) W430 × H127.5 × D397.5 mm 8.8 kg
Maintained! Sansui's rare CD player. The firm outline and comfortable sound are attractive. I would like to use it in combination with the company's α series premain for a unified look. In addition to listening to CDs, it also has a convenient function when recording to tape, etc., and has a variety of aspects. The exterior has scratches, line marks, etc. Serial 619097168 (Fujisawa Yukishi)
Maintenance information: 2024.5.17 Maintained (loading and clamp mechanism drive belt replacement. Front panel operation tact switch replacement. Optical system cleaning cleaning)
Accessories: No accessories
Main specifications: 1-bit linear & direct conversion system (4DAC) W430 × H127.5 × D397.5 mm 8.8 kg
Maintained! 15th anniversary model of the 607 series. MOS-FET is used for the power stage, adding a sense of transparency to its characteristic heat, and is compatible with various music genres. It has a configuration that exceeds its class, such as balanced input support, and it is a powerful machine that is still popular today. You can see a feeling of use, such as appearance, dullness, small scratches, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.5.14 maintenance completed (tone and other switches dismantled and polished, coated with grease (loudness, muting, processor, subsonic, input selector, power amplifier direct, source direct switch), output relay replacement, protector part capacitor replacement, solder repair, internal inspection and cleaning, bottom repair, operation confirmation)
Accessories: power cable, copy of manual
Main specifications: 45W+45W (8Ω) PHONO (MM/MC) W460 × H159 × D446mm 18.8 kg
Maintained. This model has been reproduced by utilizing Sansui's technology down to the smallest detail. It's a bold sound, but it also has a very clear outline and is also delicate. There are plenty of pleasant sounds of jazz, rock, soul, etc. There is a line wound on the top plate (Oikawa Tetsuji)
Maintenance information: 2024.5.14 Maintained (switch dismantling and polishing grease, etc. applied (tone, loudness, muting, subsonic, turnover, power amplifier direct, source direct, reck-out, tape switch), balance volume replacement, output relay, headphone relay replacement, power amplifier section transistor adjustment volume replacement, protector capacitor replacement , solder repair, volume, switch cleaning, interior and exterior inspection and cleaning, bias, DC adjustment, operation confirmation. (Balance volume is a reusable product)
Accessories: copy of instruction manual
Main specifications: effective output 6Ω160W+160W, 8Ω130W+130W power amplifier direct circuit (with both balanced and unbalanced inputs) PHONO (MM/MC) dimensions W460 x H159 x D446 mm weight 22.5 kg
Maintained! A popular model from late Sansui. While promoting wider range, the sound that feels the depth and energy unique to the company is compatible with modern speakers. The punching power in the mid to low range that drives a medium bookshelf speaker is truly a word. There is a feeling of use such as dullness and abrasions (Daiki Goto)
Maintenance information: 2024.5.9 maintained (maintenance contents/TONE, loudness, subsonic, processor, input selector, power amplifier direct, source direct, tape, reckout switch disassembly, polishing grease application, output relay replacement, power supply capacitor replacement, solder repair, each volume, switch cleaning, interior and exterior inspection and cleaning, 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
The price has been drastically reduced! 2022/5/1 selling price 79,800 yen It is a masterpiece 505J of domestic enclosure. With enough contents and box noise, it is a highly recommended box for those who use JBL. The excellent design unique to vintage is also attractive as an interior. The appearance has damage such as corner chips and abrasions. * The hakama has been removed, and there are no conversion baffles or mechanical plates. (Satoshi Yonejima)
Accessories: lattice net
Main specifications: W475 × H705 × D395 mm approx. 23 kg/book (actual measurement)
An enclosure that seems to be for Sansui's old system component speakers. The lattice box with legs reminiscent of JBL's Baron and Bicount is really fashionable. The lattice on both the left and right is out of the frame. There are traces of internal remodeling (Fujisawa Koshi)
Accessories: None
Main specifications: opening diameter 212mm (screw pitch 240mm), aperture diameter 110mm (countertop 170mm, screw pitch 140mm), opening diameter 95mm (for bass reflex port/wood screw pitch 118mm), aperture diameter 70mm (Countertop 92mm, Screw Pitch 104mm) 14mm Particle Board, Veneer Finish W500 × H665 × D430mm 15kg
The disposal price has been reduced (member prices are not applicable). 2023/11/26 Sales price 128,000 yen Maintained in 2022/6! An eye-catching power amplifier with its black and large power meter typical of Sansui. It entertains me with its power, which can be felt from its appearance, and its supple, stretchy sound quality. The exterior has dullness, scratches, rust, etc. over time (Oikawa Tetsuji)
Maintenance information: 2022.6.23 Maintained (both channel volumes replaced. SP relay bad contact replacement. Replace protectors, deteriorated transistors, resistors, and diodes in meter boards. Replace deteriorated transistors and resistors in the power supply board. Replace deteriorated transistors and capacitors in the drive board. OUTPUT selector switch cleaning. (General adjustment)
Accessories: none
Main specifications: left and right independent 2 power supply diamond differential circuit effective output 110W+110W (8Ω) load impedance 4 to 16 ohms W482 x H187 x D450 mm 20.3 kg
RCA cable, 1.0 m pair, 6N ultra-pure copper and 70 specially twisted hybrid structured conductors with OFC copper, an R resonator is attached as a damping function based on a new concept, and the plug is an original collect chuck. It's a natural, highly transparent sound quality with few habits typical of SAEC. There are scratches around the plug (Kojima Yosuke)
Accessories: none
RCA cable, 1.0 m pair, 6N ultra-pure copper and 70 specially twisted hybrid structured conductors with OFC copper, an R resonator is attached as a damping function based on a new concept, and the plug is an original collect chuck. It is a natural, highly transparent sound quality with few SAEC habits (Shota Sasaki)
Maintenance information: 2024.4.21 sound output operation confirmed
Accessories: none
RCA cable, 1.0 m pair, 6N ultra-pure copper and 70 specially twisted hybrid structured conductors with OFC copper, an R resonator is attached as a damping function based on a new concept, and the plug is an original collect chuck. It is a natural, highly transparent sound quality with few SAEC habits (Shota Sasaki)
Maintenance information: 2024.4.21 sound output operation confirmed
Accessories: none
Mark 2600 is famous, and you can't underestimate this either. The power is modest compared to the 2600, but I also like the clear, powerful sound and rugged design. There are dents on the exterior and upper right grill, and a feeling of use can be seen such as dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.5.14 Operation confirmed
Accessories: none
Main specifications: 100W+100W (4Ω to 8Ω) W481 x H142 x D246mm 10 kg
The price has been reduced! 2024/5/9 sales price 39,800 yen D/A converter with a built-in “ES9038PRO.” This model has a compact design, is compatible with MQA, high-resolution, and DSD sound sources, and has excellent cost performance. Desktops etc. are the worst. There are no noticeable scratches on the exterior (Tamura Eiji)
Maintenance information: 2024.5.9 operation confirmed
Accessories: instruction manual (no Japanese), remote control, AC adapter
Main Specifications: Input: USB/OPTICAL/COAXIAL/BLUETOOTH USB: 44.1 to 768 kHz/DSD64 to 512 OPTICAL/COAXIAL: 32 to 192 khz W100 x H62 x D192 mm Weight 0.58 kg
The SINTRA series, which is Lloyd's hidden masterpiece, and the rare SINTRA IMPROVED have arrived. Using a dome tweeter jointly developed with SCAN SPEAK, a uniquely designed bass reflex port reproduces clear sound with reduced resonance. The sound absorbing material around the tweeter is peeling off, there are small scratches, and dents (Daiki Goto)
Maintenance information: 2024.5.18 Operation confirmed
Accessories: original box
Main specifications: 2 way 2 speakers, 8 ohms, W305 x H203 x D190 mm, weight 7.8 kg (actual measurement)
A rare Rotel thin phono equalizer. It has a flat, neutral tone with no distractions, and I like how simple it is to use. There are small scratches, dullness, and the electrical outlet has changed (Oikawa Tetsuji)
Maintenance information: 2024.4.29 Operation confirmed
Accessories: instruction manual, original box
Main specifications: input sensitivity MM: 2.5 mV/47 kΩ MC: 210 mV/100 Ω size W440 × H72 × D195 mm weight 3.1 kg
※Since it is cheap, it will be handed over as is. 1 bottle only 25cm full range speaker made by RCA in the USA. The Alnico magnet responds well and the sound is easy to remove. There are repair marks on the edge (Tamura Eiji)
Maintenance information: 2024.3.22 sweep test good
Accessories: No accessories
Key Specifications: Unit Diameter 25cm 8Ω Fixed Edge
※There are no operation confirmation issues, but since it is for business use, it will be handed over as is without warranty. It is an attractive amplifier with a maximum output of 100W during 4-channel operation, and the strength unique to commercial use. There is a feeling of use such as scratches and dullness on the exterior as a whole (Ryo Mizusaki)
Maintenance information: 2024.2.3 sound output confirmed
Accessories: none
Main specifications: 80 W x 4 (8 Ω continuous output) 100 W x 4 (4 Ω continuous output) 200 W (BTL 8 Ω continuous output) W480 x H88 x D417 mm weight 12.5 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/1/18 sales price 49,800 yen Maintained! An American-made amplifier from the 1970s that can hardly be seen today. Circuits for self-preservation, such as security, correction, and protection, have been cut off, and I think that handsome atmosphere is well reflected in the sound. It has the same feeling of use as the model year (Daiki Goto)
Maintenance information: 2024.1.18 Maintained (LED installation (original not available) poor power stage transistor deterioration, defective transistor in the board → replacement. Bias adjustment, operation check.)
Accessories: none
Main specifications: size (actual measurement) W406 x H155 x D327 mm weight (actual measurement) 12.2 kg
The price has been drastically reduced! 2024/1/18 sales price 49,800 yen Maintained! An American-made amplifier from the 1970s that can hardly be seen today. Circuits for self-preservation, such as security, correction, and protection, have been cut off, and I think that handsome atmosphere is well reflected in the sound. It has the same feeling of use as the model year (Daiki Goto)
Maintenance information: 2024.1.18 Maintained (check capacitors, resistors, transistors, etc. as is OK. bias check)
Accessories: none
Main specifications: size (actual measurement) W406 x H155 x D327 mm weight (actual measurement) 12.2 kg
Set of 4 This is a black pole, an option for 180mm pole (19mm diameter) quadraspires. Please use it as an additional pole for Q4, Q4D, etc. There are small scratches and dullness on the exterior (Mizusaki Ryo)
Accessories: none
Key Specifications: 180mm length/19mm diameter optional pole
Set of 4 140mm pole (19mm diameter) black pole Please use it when adding shelves such as Q4 or Q4D. The exterior has dullness and small scratches (Mizusaki Ryo)
Accessories: none
Key Specifications: 140mm length/19mm diameter optional pole
Set of 4 140mm pole (19mm diameter) black pole Please use it when adding shelves such as Q4 or Q4D. The exterior has dullness and small scratches (Mizusaki Ryo)
Accessories: none
Key Specifications: 140mm length/19mm diameter optional pole
Set of 4 140mm pole (19mm diameter) black pole Please use it when adding shelves such as Q4 or Q4D. The exterior has dullness and small scratches (Mizusaki Ryo)
Accessories: none
Key Specifications: 140mm length/19mm diameter optional pole
100mm pole (19mm diameter) set of 4 black color Please use it to add shelves or extend poles for Q4, Q4D, etc. There are abrasions and line scratches in places (Mizusaki Ryo)
Accessories: none
Key Specifications: 100mm length/19mm diameter optional pole
Set of 4 This is a black pole, an option for 180mm pole (19mm diameter) quadraspires. Please use it as an additional pole for Q4, Q4D, etc. There are small scratches and dullness on the exterior (Mizusaki Ryo)
Accessories: none
Key Specifications: 180mm length/19mm diameter optional pole
Set of 4 This is a black pole, an option for 180mm pole (19mm diameter) quadraspires. Please use it as an additional pole for Q4, Q4D, etc. There are small scratches and dullness on the exterior (Mizusaki Ryo)
Accessories: none
Key Specifications: 180mm length/19mm diameter optional pole
Set of 4 140mm pole (19mm diameter) black pole Please use it when adding shelves such as Q4 or Q4D. The exterior has dullness and small scratches (Mizusaki Ryo)
Accessories: none
Key Specifications: 140mm length/19mm diameter optional pole
Set of 4 This is a black pole, an option for 180mm pole (19mm diameter) quadraspires. Please use it as an additional pole for Q4, Q4D, etc. There are small scratches and dullness on the exterior (Mizusaki Ryo)
Accessories: none
Key Specifications: 180mm length/19mm diameter optional pole
Quadra Spire Center Speaker Stand This stand allows you to adjust the angle according to the listening position. As for the exterior, felt is attached to the bottom (Tamura Eiji)
Accessories: No accessories
Main specifications: W375 x H111 x D290 mm
The price has been drastically reduced. 2024/3/2 sales price 99,800 yen Maintained! professional monitor amplifier It has strength unique to commercial use, and the driving power in the low range is truly remarkable. However, it also has a strong sense of temperature typical of a quad, so it is an amplifier that I would like people who are shunned when the sound is too straight for commercial use to try it once. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.3.2 maintained (internal dismantling all check, Tr, C, R check, ±B INPUT bypass C replacement, Tr, R, etc., all OK, INPUT photocoupler check, operation check)
Accessories: copy of instruction manual, power cord, dedicated SP cord (cable length 2.5 m)
Main specifications: 100W+100W (8Ω) W483 × H88 × D310 mm 12.5 kg
The price has been reduced. 2024/5/10 sales price 99,800 yen Maintained. professional monitor amplifier It has strength unique to commercial use, and the driving power in the low range is truly remarkable. However, it also has a strong sense of temperature typical of a quad, so it is an amplifier that I would like people who are shunned when the sound is too straight for commercial use to try it once. There is a feeling of use such as a scuff on the top plate. Serial Q002959 (Mizushima Itsuro)
Maintenance information: 2024.2.15 maintenance (internal Tr, C, R check, output phase correction resistor, DC IN± bypass C, gain setting C, CDS replacement within the INPUT photocoupler. INPUT VOL CLEANING Output cable XLR cannon attached)
Accessories: copy of instruction manual, power cable, speaker cable
Main specifications: 100W+100W (8Ω) W483 × H88 × D310 mm 12.5 kg
The disposal price has been reduced! (Member discounts are not applicable) 2023/11/11 sales price 99,800 yen Maintained! A preamplifier that can be operated by a full remote control. A familiar quad tone that is natural, easy to listen to and won't get tired of. In addition to volume, left and right balance, input switching, etc., it is fully equipped with functions such as TILT (loudness like function) and high pass and low pass filters (2 levels each), which is convenient. The exterior has peeling paint and repair marks on the bottom. Serial Q 202547 (Tamura Eiji)
Maintenance information: Maintained on 2015.2.23 (reworking the solder on the printed circuit board pattern on the power switch part of the amplifier body. Electrolytic capacitor replacement in the main unit. The CD/PLAY button installation on the remote control has been reworked. Remodeling the remote control emitting diode mounting position. aging test. (Check the operating distance range of the remote control → around 5m)
Accessories: remote control, power cable
Main specifications: full remote control control amplifier with PHONO input W321 x H80 x D255 mm 3.3 kg
The disposal price has been reduced. Member prices are not applicable. 2024/3/21 sales price 128,000 yen Maintained! Quad power amplifier Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. The exterior has a feeling of use appropriate for the model year, such as line scratches on the top plate, rubber footprints, and overall dullness (Mizusaki Ryo)
Maintenance information: 2024.3.21 maintained (internal Tn, C, R check, Tn OK, gain setting C, DC cut C, etc. → replacement, DINININPUT connector replacement, cable creation ~ operation check)
Accessories: power cord, connection cord, copy of instruction manual
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
Maintained! A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is as deep as a tube amp, exudes an appeal that won't fade. There is a feeling of use such as dullness. Serial 3121 (Takasaki Atsushi)
Maintenance information: 2024.3.22 maintained (INPUT DIN4P and AC connector replacement, DIN4P-RCA x 2 (1m) creation, internal check, DC cut C, coupling C replacement, RCH offset VOL exchange, constant change in constant voltage circuit)
Accessories: copy of manual, power cord, connection cord
Main specifications: 45W+45W W120×H159×D324mm 8.2 kg
The price has been drastically reduced. 2024/4/17 sales price 128,000 yen Maintained! Quad control amplifier The famous machine 44 has been refreshed by changing the back terminal to an RCA specification that is easy to handle. It's a perfect balance between freshness and richness. When paired with speakers made in England, you can enjoy a calm, high-quality sound (Daiki Goto)
Maintenance information: 2024.4.17 maintained (internal all checks, B-filter capacitor deterioration, +- 18V drive Tr leak large, rectifier diode failure instability → replacement power SW spark killer broken → replacement. C and R checks within each board. *There is a sound leak at main volume 0. (Create 2 1.5m DIN5 cables)
Accessories: copy of instruction manual, power cable, connection cable
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
The disposal price has been reduced. Member discounts are not applicable. 2024/4/13 sales price 128,000 yen ※The PHONO board is for MC only (MM cannot be used). Maintained! It has an elegant and glossy tone, and although combinations with 405 are common, 606 etc. are also a good match. It has the natural texture of the acoustic sauce and the smooth tone that feels good against the skin. There are small scratches and paint peeling on the right side. Serial 24151 (Takasaki Atsushi)
Maintenance information: 2024.4.12 maintenance (main board ground point screw reprocessing, operation check) 2024.1.17 maintenance (replacement of coupling C, bypass C, etc. in each board, AC SW spark killer C replacement, INPUT switching analog SW through hole pattern re-soldering, power SW internal contact polishing ~ operation check)
2020.6.13 Maintained (balance VR, SW disassembly cleaning. Attach 1 kΩ resistors to both the left and right sides of the flat board. Replaced due to faulty IC. All flat and mother boards have been soldered again. (Check the input/output waveform, check the left and right balance, and perform a comprehensive operation test by connecting the power amplifier to confirm normal operation.)
Accessories: power cord, copy of manual
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321 x H103 x D203 mm, 4.0 kg
The disposal price has been reduced (member prices are not applicable). 2024/2/24 sales price 118,000 yen Maintained! This is QUAD's first transistor preamp. The dark tone, with a sweet sense of humidity, is the British sound itself. The combination with the company's 303 power amplifier is also an attractive system. There is a feeling of use due to aging (Daiki Goto)
Maintenance information: 2023.10.18 Maintained (insufficient capacity of the filter C in the power supply, coupling C in each board, bypass C, etc. → all replaced. Each Vol, SW Gari → All Clean Power cord creation.)
Accessories: power cable, connection cable, copy of instruction manual
Main specifications: Phono 1 system, 3 line systems, W260 x H92 x D165 mm, 3 kg
The disposal price has been reduced. Member discounts are not applicable. 2023/11/30 Sales price 128,000 yen Maintenance completed! A famous machine 44 with an easy-to-handle RCA terminal added to the rear terminal of the Quad control amplifier. The British QUAD's small preamp is a perfect balance between freshness and intensity of character. When paired with the same speakers made in England, you can enjoy a calm, high-quality sound. Personally, I recommend the combination with QUAD405. *There is a slight sound leak even when the volume is reduced due to initial type specifications. The RADIO next to the back input DISC is the AUX input (Murakoshi Yoichi)
Maintenance information: 2023.11.29 maintenance (balance VOL, filter VOL, each rotor legal → oil cleaning, no AC switch spark killer → installation, tantalum C replacement in each board, power supply filter C replacement, input cable DW5P creation.)
Accessories: DIN cable, power cord, instruction manual (copy)
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
The price has been reduced! 2024/4/19 sales price 79,800 yen ※1 unit only. Maintained! It is originally a professional mono amplifier, but there is only 1 unit. You can feel the strong power of the sound quality even with just one unit. It seems to be useful for mono and center speakers. There are scratches and paint peeling on the exterior. Serial Q001769 (Fujisawa Yukishi)
Maintenance information: 2024.4.19 Maintained (XLR speaker cable created (3 meters)). Electrolytic capacitor replacement. ATT cleaning. Solder correction. Rubber feet added. Bias offset check. Output audio check. Input ① GND ② HOT ③ GND (unbalanced) output ① not used ② is set to plus ③ minus 8 Ω load. (Also, a pop sound is made when the power is on and off, but this is a specification)
Accessories: speaker cable, power cable
Main specifications: 8 ohms W482.6 x H88 x D320 mm weight 13 kg
The disposal price has been reduced. Member prices are not applicable. 2024/1/18 sales price 118,000 yen Maintained! QUAD's first transistor preamp. The deep sound image and the impression 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. Of course, it's a combination with the 303, and the sound doesn't feel out of place even when paired with a vacuum tube power amplifier. BAL knobs are worn out (Daiki Goto)
Maintenance information: 2024.1.18 Maintained (front push button contact failure → cleaning, PHONO/LINE in-board coupling capacitor replacement. AC spark killer capacitor broken → replaced, each VOL cleaned, power cable created)
Accessories: copy of instruction manual
Main specifications: external dimensions W550 x H110 x D220 mm, weight approx. 7.4 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 drastically reduced! 2024/5/11 sales price 128,000 yen Maintained! Late QUAD44 with CD input terminal. It's not flashy, but the thick, glossy tone is attractive. In particular, it softens female vocals. Serial Q36114 (Fujisawa Yukishi)
Maintenance information: 2024.5.11 Maintained (internal power supply switch contact dirt contact polishing treatment, balance VOL cleaning ~ check OK. Check the other boards and re-solder the holes. C, R check OK)
2024.5.9 Internal power supply switch contact polishing treatment
Accessories: power cord
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321 x H103 x D203 mm, 4.0 kg
The price has been drastically reduced. 2024/4/22 sales price 128,000 yen Maintained! A famous machine 44 with an easy-to-handle RCA terminal added to the rear terminal of the Quad control amplifier. The British QUAD's small preamp is a perfect balance between the freshness and richness of character. You can enjoy a calm, high-quality sound when paired with the same speakers made in England (Murakoshi Yoichi)
Maintenance information: 2024.4.18 maintenance (internal all checks, power supply filter C ± B bypass C replacement, balance VOL cut off sound → cleaning, check each board)
Accessories: 2 DIN input cords, power cord, instruction manual (copy)
Main specifications: 2 LINE inputs, 2 TAPE2 systems (DIN input or more), 1 PHONO input system, Phono sensitivity 1m/3m/10mV switching W321 x H103 x D203 mm 4 kg
The disposal price has been reduced. Member prices are not applicable. 2023/12/10 sales price 25,000 yen*Since the output terminal has been remodeled to an XLR terminal, it is inexpensive. It is a pretty niche product that uses 2 stereo amplifiers so that it can be used like a mono amplifier. Actually, it seems to be a product intended for use with the company's 405-2. There is a lot of dullness on the exterior due to aging (Fujisawa Yukishi)
Maintenance information: 2023.6.4 sound output confirmed
Accessories: none
Main specifications: W80xH47xD140mm approx. 1.0 kg/unit
Maintained! A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is as deep as a tube amp, exudes an appeal that won't fade. The exterior has a feeling of use over time, such as dullness and small scratches. Serial 62226 (Yonejima Satoshi)
Maintenance Information: 2024.3.25 Maintained (INPUT DIN 4P replacement, internal Tr, C, R all checks. DIN4P-RCA female cable created. Operation check, pattern solder processing)
Accessories: power cable, connection cable
Main specifications: 45W+45W W120×H159×D324mm 8.2 kg
※The wood cabinet is being repaired. Maintained! 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 drastically reduced. 2024/5/9 sales price 128,000 yen Maintained in 2023/10! Late QUAD44 with CD input terminal. It's not flashy, but the thick, glossy tone is attractive. In particular, it softens female vocals. The exterior has a feeling of use such as dullness and small scratches. Serial Q031658 (Murakoshi Yoichi)
Maintenance information: 2023.10.22 Maintained (Acre sectorable terminal caulking defect? → soldering. Balance Vol, Filter Vol, SW Cleaning AC spark killer NG, internal in-board bypass C, coupling C replacement)
Accessories: instruction manual, power cord, catalog (English)
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm