The price has been reduced. 2022 10/1 selling price 20,000 yen arm base with unknown details. It is similar to the micro A-1201, etc., but the diameter of the hole is about 19mm (Oikawa Tetsuji)
Accessories: none
Main specifications: 1.6 kg (actual measurement)
The price has been reduced. 2024/2/26 sales price 1,200 yen. Unspecified set of 3 wood blocks A wooden block that feels like Yamamoto Sound Crafts's QB-4 is one size smaller. There is a feeling of use (Takasaki Atsushi)
Main specifications: size approx. W40 x D40 x H40 mm approx. 70 g (actual measurement)
The price has been reduced. 2023.1.21 Sales price 2,000 yen Plastic cover for 28cm units of unknown manufacturer. Outer frame and inner ring set There are abrasions and a feeling of use (Kanai Hidetsugu)
Accessories: none
Main specifications: maximum dimensions W372 x H28 mm inner diameter 270 mm outer 4 holes diagonal screw pitch 345 mm inner ring diagonal screw pitch 289 mm
Unknown wood cabinet. Cushioning material is attached to the inside. There are small scratches and dull stains (Sasaki Shota)
Accessories: none
Main specifications: W470 x H120 x D390 mm Weight 1.8 kg (actual measurement)
Metal speaker stand from unknown manufacturer. It seems that there is a sand-based damping material inside. There is a screw hole on the bottom to attach a spike (Murakoshi Yoichi)
Accessories: none
Main specifications: top surface 220 x 240 mm W280 x H642 x D341 mm 14.8 kg
1 pair of unspecified speaker stands Attention can also be seen, such as constructing a metal circular insulator. If you've been looking for this size, go for it. The exterior, paint unevenness, dullness, abrasions, etc. can be seen a lot of feeling of use (Kobayashi Hitoshi)
Accessories: none
Main specifications: W450 x H240 x D450 mm 12 kg (actual measurement)
A self-made record cleaner that imitates PAROSTATIK. The core inside is a vinyl sheet wrapped around it. Thanks to the soft core, it is exquisitely comfortable to use. The exterior has a frayed feeling of use (Katsuji Hiura)
Accessories: none
Main specifications: W105mm diameter 30mm weight 9g
※Only 1 is an unopened item, the line cable is 5.0 m unopened and has not been checked, but this is the current situation (Kobayashi Hitoshi)
Accessories: original bag
※The continuity of the 5.0 m line cable has been confirmed for only 1 line cable. The exterior is beautiful with little feeling of use (Kobayashi Hitoshi)
Maintenance Information: 2023.5.20 Confirmation Confirmed
Accessories: none
Disposal prices have been reduced! (Member discounts are not applicable) 2023/2/5 sales price 10,000 yen ※1 bottle only. DynAudio's classic 17cm cone woofer. It has resolution and is recommended for bookshelves, etc. The urethane on the back magnet side has not deteriorated (Tamura Eiji)
Maintenance information: 2023.2.5 good sweep test
Accessories: There are no accessories
Main specifications: 17 cm cone type impedance 4 ohms diameter 176 mm depth 66.5 mm
The disposal price has been reduced. Member discounts are not applicable. 2024/2/9 sales price 6,500 yen. Internal Wiring Cable 2.0m Alpha Internal Wiring Cable It is a single-ply and popular black enamel (Murakoshi Yoichi)
Maintenance information: 2024.2.9 continuity confirmed
Accessories: none
Large triode sold per unit measured IP value: 50 mA (the best standard IP value for this amplifier is 50 mA) There is a getter burn with the original box ※ I checked the sound output and measured the plate current value with the test amplifier, and it was determined that the operation was good (Kojima Yosuke)
Accessories: original box
*Currently sold. BOSE's high cost performance model for a wide variety of applications. It reproduces sounds unique to BOSE that are powerful and sharp, such as jazz, rock, etc. You can feel the spread of the sound by swapping the position of the tweeter left and right and listening. Overall, there is dirt and a feeling of use. Serial 017958921760022AC, 017958921760021BC (Fujisawa Yukishi)
Maintenance information: 2024.5.6 operation confirmed
Accessories: saran net
Main specifications: 2 way 2 speakers, 8 ohms, maximum input 60 W, W380 x H240 x D170 mm, 3.9 kg
The price has been drastically reduced. 2024/2/12 sales price 89,800 yen ※It has been replaced with a non-genuine edge. You can enjoy voluminous bass with highly efficient and heavy cone paper. It is also durable with a gathered edge, and is also recommended for backload and front load enclosures. There are viscoid sagging marks (Oikawa Tetsuji)
Maintenance information: 2024.2.12 Operation confirmed
Accessories: none
Main specifications: rated input 150 W frequency characteristics 30 Hz to 2 kHz 16 ohms efficiency 96 dB crossover frequency 800 Hz recommended enclosure volume 170 to 225 liters depth 146 mm 7.5 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/4/28 sales price 89,800 yen Maintained! You can enjoy voluminous bass with highly efficient and heavy cone paper. It is also durable with a gathered edge, and is also recommended for backload and front load enclosures. The exterior has a feeling of use such as dullness and paint peeling. Serial 10904 10896 (Hiroki Aso)
Maintenance information: 2024.4.27 Maintained (center cap replacement, corn paper coating, edge damping agent applied)
Accessories: none
Main specifications: rated input 150 W frequency characteristics 30 Hz to 2 kHz 16 ohms efficiency 96 dB crossover frequency 800 Hz recommended enclosure volume 170 to 225 liters depth 146 mm 7.5 kg
A rare JBL 46cm woofer has arrived! The thick sound that can only be produced with a 46cm woofer is attractive. Please try this large aperture unit that is compatible with digital recording and is advantageous for deep bass reproduction. The exterior has tape marks and magic marks on corn paper. Serial 181936/481666 (Sasaki Shota)
Maintenance information: 2024.5.4 sweep test good
Accessories: none
Main specifications: 46cm cone woofer unit impedance 8Ω 99dB frequency range 25Hz to 1.6kHz recommended enclosure volume 140 to 340 lit diameter 464 ✕ depth 212 mm weight 13.2 kg
※Inexpensive because there are scratches and paint peeling. JBL professional tweeters. Since it is designed to make the sound fly far, the sound quality is solid and more straight compared to the company's consumer model 077. The mid to high frequencies are vivid, and the low frequencies are finished with a tight sound (Oikawa Tetsuji)
Maintenance information: 2024.5.3 operation confirmed
Accessories: none
Main specifications: horn type tweeter impedance 16 ohms playback frequency band 6,500 to 21,500 Hz (manufacturer specified), crossover 7 kHz, efficiency 105 dB, W100 x D84 mm, 3 kg/book
The price has been reduced. 2022/7/4 sales price 12,000 yen 2.5mm plug specification for genuine balance cable for IER-Z1R. Shafts have been exchanged with perfect accuracy. If you have an DAP with a 2.5 mm balance terminal such as Astell&Kern, this is for you. (SASAKI Shota)
Maintenance information: 2022.7.4 sound output confirmed
Accessories: none
Self-made enclosure. The previous owner attached a JBL 38cm unit with a 1" driver and used it in 2 ways. It comes with casters. There is a lot of feeling of use, such as uneven paint. Please contact us for shipping (Murakoshi Yoichi)
Accessories: none
Main specifications: W500×H790×D604mm 53.4 kg
Q ACOUSTICS 2-WAY BOOKSHELF. Once the setting is decided, you can enjoy a variety of music genres with a sense of scale that makes you doubt the size. There are dents around the upper corner on one side, and there is slight dullness throughout (Murakoshi Yoichi)
Maintenance information: 2024.5.16 sound output confirmed
Accessories: saran net, rubber feet
Main specifications: 2 way 6Ω 88dB W170 × H260 × D226 mm 4,6 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
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
Maintained! A network with a crossover frequency of 7000 Hz. Ideal for MID/HIGH use in 3-way systems using JBL 2420/2440 (Oikawa Tetsuji)
Maintenance information: 2024.5.19 maintained (12 terminal terminal mounting screws, 24 insulating bushings, deterioration replacement, terminal cleaning attenuator, replacement crossover check OK for VR Gari)
Main specifications: Crossover frequency 7 kHz allowable input (continuous program) 50 W impedance low range 12 to 16 ohms treble range 12 to 16 ohms treble attenuation/variable volume mounting hole W140 x 108 mm 0.7 kg
Maintained in October 2022! A network with a crossover frequency of 7 kHz. Ideal for MID/HIGH 3-WAY systems using the 2440. On the exterior, paint is bald and oxidized (Yonejima Satoshi)
Maintenance Information: 2022.10.7 Maintained (Terminal rust removal, acid cleaning, insulation bushing & mounting screw replacement. ATT replacement A frequency characteristic measurement check (~ approx. 42 kHz) was performed, and the original capacitor was continuously used for good results. Input/output waveform and balance check, sound output check.)
Accessories: no accessories
Main specifications: crossover frequency 7 kHz allowable input (continuous program) 50 W impedance bass range: 12 to 16 ohms treble range: 12 to 16 ohms treble attenuation/variable volume mounting hole W140 x 108 mm 0.7 kg
2023.12.18Maintained professional cross 800Hz network. It is used in the 4320, etc., and the low frequencies are pushed out smoothly, giving the impression that the clarity of the mid-high range has improved. This network is useful for creating 2-way systems where woofers have a certain amount of area. How about making a 2-way horn system with a 16Ω unit? There are stains and rust on the main body. (TERAMOTO Hidehiko)
Maintenance information: 2023.12.18 Maintained (terminal rust removal treatment, cleaning, mounting screw replacement. SW type ATT contact cleaning. Frequency characteristics are measured and checked, and the original capacitors are continuously used for good results. (Check the input/output waveform and balance, check the sound output)
Main specifications: crossover frequency 800 Hz impedance 12 to 16 ohms W122 x H154 x D132 mm 1.9 kg/1 unit
Maintained! Professional crossover 800 Hz network. It's an exhilarating sound with a good view. How about making a 2-way horn system with a 16 ohm unit? In addition to dullness and small scratches on the exterior, there is a feeling of use such as paint peeling. Serial 8091 8074 (Hiroki Aso)
Maintenance information: 2024.5.4 maintained (12 terminal terminal mounting screws, 24 rust and insulation bushings, deterioration replacement. The capacitor used for terminal cleaning is a Dayton attenuator switch contact cleaning crossover 800Hz check red terminal cap partial deterioration replacement)
Accessories: none
Main specifications: crossover frequency 800 Hz impedance 12 to 16 ohms W122 x H154 x D132 mm 1.9 kg/1 unit
The price has been reduced. 2023/9/22 Sales price 69,800 yen ※Since this is a remodeled product, it is currently sold. 3-way network. The details of the crossover are unknown. The attenuator comes with FOSTEX's AT-50H (16 ohms for the middle range only). There is a slight creak, but the sound output has been confirmed. I even took pictures of the interior. Please refer to it. There is no original terminal block (Sasaki Shota)
Maintenance information: 2023.9.22 sound output confirmed
Accessories: none
Main specifications: 3-way network W210 x H235 x D158 mm 4.5 kg (actual measurement)
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
※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
A 38cm double configuration enclosure that can be used as a center woofer or center speaker. The previous owner had an electro voice 38cm woofer installed. Comes with casters. There is a lot of feeling of use, such as uneven paint and bolt marks on the top plate. Please contact us for shipping (Murakoshi Yoichi)
Accessories: none
Main specifications: W1045 x H790 x D604 mm 52.2 kg