Power transformer 1st order: 100V 2nd order: 220V-200V-180V-180V-220V/DC190ma, 6.3V-2.5V/3A, 6.3V-2.5V/3A, 6.3V-5V/3A, 5V/3A W102 × H77 × D86 mm approx. 3.2 kg (actual measurement, not including protrusions) There are scratches in places on the cover with the original box (Kojima Yosuke)
Accessories: original box
Sony Theatre System Tallboy Speaker The sweep test is good, but since the corn paper has dents, it is currently sold at a low price. This speaker is easy to use with both front and rear speakers. There are small wounds and dullness (Sasaki Shota)
Maintenance information: 2024.3.18 Operation confirmed
Accessories: nothing
Main specifications: W60 x H1050 x D60 mm bottom 250 mm weight 3.4 kg (actual measurement)
Output transformer sale push pull output 40W primary: 8 kΩ secondary: 4-8-16 Ω W83 x H104 x D 78 mm 2.3 kg/piece There are abrasions and line scratches in places (Kojima Yosuke)
Accessories: none
The price has been reduced. 2024/2/20 sales price 49,800 yen 2-way bookshelf speaker system. It's the most compact speaker in the company's 600 series, yet it's second to none in terms of power and accuracy due to the new separate double dome tweeter and design improvements. It is in good condition (Sasaki Shota)
Maintenance information: 2024.2.20 sweep test good
Accessories: none
Main specifications: playback frequency 54 Hz to 50 kHz efficiency 85 dB impedance 8 ohm crossover 4 kHz dimensions W160 x H315 x D229 mm weight 4.6 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
The price has been reduced. 2024/1/20 sales price 99,800 yen ※The output terminals have been remodeled and 1 system has been added. This D/A converter has an impressive natural and supple texture. Another DAC board has been added to lock up to 48kHz. Equipped with a TOS optical input terminal, it is equipped with an Analog Devices 20-bit resolution DAC chip. It contributes to a rich amount of information. Soft and warm sound (Sasaki Shota)
Maintenance information: 2024.1.20 Operation confirmed
Accessories: power cord, BNC conversion plug
Main specifications: 20 bit 8 times oversampling 32 kHz, 44.1 kHz, 48 kHz digital input = BNC3 system, optical 1 system digital output = BNC1 system, TOS optical 1 system analog output = RCA1 system size W483 x H65 x D312 mm 5.5 kg
Pair tube military high reliability tube 6V6GT equivalent tube black base smoke measurement value 84/84 (rejected value 46), all but the printing on the top of the tube with white box has disappeared, but it was determined that it was CV511 based on the structure ※The pair was determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube direct heat triode tube, made in America, JAN measured value 74/74 (rejected value 38) with white box ※Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
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
It smells like an air freshener, and since ATT has cracks, it is cheap, and is currently discontinued. A bookshelf type speaker that uses a uniquely developed hard dome unit. It is a speaker characterized by a well-balanced, clear, and bright sound. There are small scratches, dents, and net holes (Daiki Goto)
Maintenance information: 2024.3.12 operation confirmed (with ATT gaps)
Accessories: none
Main specifications: 3 way 3 speaker bass reflex system frequency band 30Hz to 30kHz impedance 6Ω sound pressure level 94 dB dimensions W390 x H710 x D350 mm weight 27.5 kg/book
Maintained! Sony's highest-grade 5-channel vari-controlled FM stereo tuner at the time. Equipped with a FET, the treble extension is excellent, and it also has the thickness unique to varicones. The retro and simple panel design is also attractive. There are dullness, small scratches, etc. appropriate for the model year (Oikawa Tetsuji)
Maintenance information: 2024.3.12 Maintained (The inside of the main unit was cleaned and the wall escutcheon cleaned. The dial transmission part has been corrected due to thread entanglement on the dial flywheel part. RF section tracking, meter instructions, and MPX detection have been adjusted. (Reworked and corrected due to poor contact (glare) in the output level volume)
Main specifications: FM stereo tuner, reception frequency 76 MHz to 90 MHz, frequency characteristics, 20 Hz to 15 kHz, antenna terminal, 300 ohm balance, 75 ohm unbalance, W400 x H145 x D310 mm, 9.2 kg
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
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 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
※It smells like air freshener, so it's cheap. Marantz pre-main amplifier with excellent cost performance. The sturdy, heavy construction is unique to the heyday of audio. Class A operation can be switched, and both design and sound quality are unique to that time (Yasuhito Koshihama)
Maintenance Information: 2020.4.4 Maintained (Confirmation Symptom: The power does not turn on. Action: Power supply board repair correction. Fixed due to soldering deterioration in the main amplifier circuit and other circuit boards. Remote wire switch disassembly contact polishing. Bad output relay contact replacement. (I/O pin jack polish)
Accessories: none
Main specifications: 20W+20W (when grade A) 100W+100W (when AB grade) W454 x H165 x D380 mm 17.5 kg
The disposal price has been reduced. Member prices are not applicable. 2023/12/10 sales price 18,000 yen USB isolator Input to USB Type-B and output from USB Type-A. USB low-speed (1.5Mbps) and full-speed (12Mbps) dedicated hubs. Please refer to the manufacturer's website for details. https://octy.co.jp/products/usb20.html ※5V power supply is not included. Please prepare separately (Oikawa Tetsuji)
Maintenance information: 2023.12.10 storefront operation confirmed (5V test power supply is supplied, and sound output operation confirmed by connecting between PC and USB DAC)
Accessories: *USB microB 5V power supply is not included. Please use your own USB adapter or the like.
Main specifications: 110mm×64mm×30mm 230g
The disposal price has been reduced. Member prices are not applicable. 2023/12/30 sales price 100,000 yen Maintained! D/A converter incorporating a 20 bit DAC chip manufactured by Barbrown. The mellow tone is attractive. It adds an analog-like nuance to the sound of the CD. The exterior is dull and has small scratches (Oikawa Tetsuji)
Maintenance information: 2023.12.30 Maintained (replacement solder and pattern correction board electrolyte cleaning due to loss of exchange resistance due to electrolyte condenser fluid leakage, input/output voice check for each FS)
Accessories: none
Main Specifications: Barb Brown 20-bit heavyweight toroidal power transformer W430 × H70 × D280 mm 7.5 kg
※Since it is cheap, it is handed over as is, and the remote control works, but only the high-cut filter does not respond. Comes with a remote control. It is a subwoofer that condenses the know-how of YAMAHA, a prestigious audio company. Tight low frequencies support the system. The feeling of use such as scratches and dullness is noticeable (Daiki Goto)
Maintenance information: 2024.3.7 operation confirmed
Accessories: remote control
Main specifications: built-in 25cm anti-magnetic superwoofer amplifier (output 120W) playback frequency band 20 to 160 Hz YST system equipped with 2 pin terminals and speaker terminals W330 x H440 x D380 mm 22 kg
The 0.8 m pair end of the speaker cable uses a new polymer polyolefin material with an excellent low dielectric constant of about 1/4 compared to untreated PVC. Using a cab tire structure, you can hear a neutral sound that is strong against disturbance noise and has a sense of stability. There is rubbing dirt on the sheath (Kojima Yosuke)
Accessories: none
Speaker cable uses 0.9 m pair Y lug end - untreated 7N copper Excellent separation and an overwhelmingly high S/N ratio. The simplicity of the sound, the good localization, the texture of the strings, and the texture of the voice are amazing. There is friction and dirt on the sheath (Kojima Yosuke)
Accessories: none
Only one speaker cable, 1.8 m, untreated 6N copper at the end, is stress-free, and has straightforward sound quality. Although it is a thick cable, it is flexible and easy to handle (Daiki Goto)
Maintenance information: 2024.3.4 confirmed
Accessories: none
Speaker cable uses 0.9 m pair Y lug end - untreated 7N copper Excellent separation and an overwhelmingly high S/N ratio. The simplicity of the sound, the good localization, the texture of the strings, and the texture of the voice are amazing. There is friction and dirt on the sheath (Kojima Yosuke)
Accessories: none
※There is no problem with operation, but it is currently sold because it is cheap. A subwoofer that can also be installed in a home theater or for those with insufficient bass in the system. The settings are simple, and you can create sound according to the speaker and room conditions. There are scratches, dirt, dullness, etc. (Oikawa Tetsuji)
Maintenance information: 2024.3.3 operation confirmed
Accessories: none
Main specifications: 1 way, 1 speaker, advanced YST system, floor type, anti-magnetic high-cut filter, 50-150 Hz, continuously variable dimensions, W235 x H485 x D409 mm, weight 14 kg
Speaker cable 1.1 m pair terminal The company's highest-grade cable using 4 types of 8N wires with different unprocessed wire diameters. As it looks, the center of gravity is low, and it is very stable. Definitely for those who want to enjoy the majestic sound! There is a scuff stain on the sheath (Kojima Yosuke)
Accessories: none
Pair tube ambient heat beam tube made in Japan Hi-Fi measurement value 46/44 (rejection value 25) with original box (inner box/outer box) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box (inner box/outer box)
Speaker cable 1.2m pair is a cable from German manufacturer Einstein. It is a multi-core structure of 4N copper wire (Daiki Goto)
Maintenance information: 2024.2.27 continuity confirmed
Accessories: none
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 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
Pair tube direct heat triode tube, white base, made in Russia, measured value 80/80 (rejected value 58) with original box ※ pair is determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Sold 1 bottle ECC82/12AU7 high reliability tube 6189 compatible ball rib plate made in Germany, measured value 94 (rejected value 56) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube ambient heat beam tube black base lot: 9825/9825 measured value 74/72 (rejection value 44) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube ambient heat beam tube black base lot: 9825/9825 measured value 62/60 (rejection value 44) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube ambient heat beam tube black base lot: 9825/9825 measured value 58/58 (rejection value 44) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Balance cable 1.5m pair accuphase OFC series cable is the company's standard cable with thick gold plating and excellent corrosion resistance. The appeal is that it suppresses color dramatization inherent in cables and does not impair the individuality of amplifiers and players. There is dullness around the plug, and there is rubbing and dirt on some sheaths (Kojima Yosuke)
Accessories: none
※It is cheap because it is in poor condition due to numerous modifications. Heavyweight horizontal audio rack It's sturdy, so it's fine even if you put a super dreadnought analog player on the top plate. The inside is slightly larger, so even slightly larger full-size equipment can be stored. Since there are many modifications such as the exterior, attaching a copper plate to the upper right shelf, attaching a tile mat to the bottom, and attaching a handle to the tray, etc., the shelf on the right side does not come off, and a feeling of use such as dullness and abrasions can be seen (Kobayashi Hitoshi)
Accessories: none
Main specifications: Overall measurement W1200 x H535 x D572 mm inner dimensions on one side (without shelf board) W530 x H430 x D (top plate 560, medium plate 470, lower stage 560) mm top plate thickness 45 mm shelf board thickness 23 mm weight 69.85 kg
Pair tube, English tea base, double gettering code: 8047/8048 measured value 56/54 (rejected value 32) with original box*Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
※It has been repainted and is inexpensive because it is in poor condition. JBL original product. A floor-type enclosure that uses a rear-loading horn system. The interior has a folding horn structure with a total length of 2 meters, making it possible to reproduce powerful bass far exceeding its size. The exterior is scattered with chipped corners, scratches, and dullness. Shipping costs will be estimated separately (Mizusaki Ryo)
Accessories: screws
Main specifications: hole diameter 365 mm, screw pitch 420 mm backroad horn compatible speakers 2205, 2225, E140 minimum playback frequency 50 Hz main material particle board+Yonematsu laminated plywood (front baffle/road horn) W603 x H12 x D603 mm approx. 54 kg
Maintained. The successor that inherited the sound of the D series. A model where you can feel the uniqueness of Sansui at the time due to the extrusion of low frequencies and the creation of sound. They are energetic, playable, and go great with jazz and rock, and are compatible not only with MM but also with MC, making analog fans happy. There is dirt on the top plate (Sasaki Shota)
Maintenance information: 2024.2.8 maintained (main amplifier circuit transistor, film capacitor, DC, bias semi-fixed volume replacement, output relay replacement, power supply circuit floating resistor replacement, balance volume exchange, input selector, reck-out, tone switch disassembly polishing grease application, each volume, switch cleaning, interior and exterior inspection cleaning, pin jack polishing, adjustment inspection)
Accessories: none
Main specifications: execution output 80W+80W (8Ω) damping factor 100 rated power consumption 200W phono MM/MC compatible W460 x H160 x D404 mm weight 13.2 kg
Output transformer sale push pull output 40W primary: 5KΩ secondary: 4-8-16Ω W84 x H119 x D79 mm 2.3 kg/piece No TANGO badge, there are abrasions and line scratches in places (Kojima Yosuke)
Accessories: none
The price has been drastically reduced. 2024/1/15 sales price 118,000 yen pair tube 45 special compatible ball straight heat triode fishing rod type filament made in America measurement value 90/86 (rejected value 55) with white box*Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: white box
A network adapter that converts USB 3.0 to SFP (only compatible with 1 Gbps) SFP ports can be added to Windows PCs or laptops without wired LAN ports. There is a line scratch on the bottom. *SFP module and 5V power adapter are sold separately. (FUJISAWA KOSHI)
Accessories: original box
Key specs: https://www.oliospec.com/shop/shopdetail.html?brandcode=000000010613&search=USB-SFP&sort =
※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