Pair tube direct heat triode tube American-made smoke measurement value 68/68 (rejection value 38) with white box (lid claws are missing) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube direct heat triode tube American-made smoke measurement value 72/70 (rejection value 38) with white box (lid claws are missing) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
※1 bottle only. The RCA cable uses a 0.6 m 6N-7N hybrid conductor and twin core structure. The cable is thick and powerful in the mid-range, making it a great cable for vintage audio. There is slight dullness on the plug part (Murakoshi Yoichi)
Maintenance information: 2023.7.20 Continuity confirmed
Accessories: none
The disposal price has been reduced! Member prices are not applicable. 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
Oxygen-free copper (OFC) is used as the untreated conductor at the 6.0 m end of the speaker cable, and the 4-core structure reduces radiation noise. The sound quality has a relatively flat impression, so you can easily feel the sound quality a notch higher (Tomoho Asaine)
Maintenance information: 2024.5.4 continuity confirmed
Accessories: none
The disposal price has been reduced. Member prices are not applicable. 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 check, 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
From exterior painting to driver gap cleaning, it has been refreshed and maintained with attention to detail! The original 4343 by All Alnico, the original 4343 of 4343! The crisp low frequencies and punchy high frequencies are unbearable, and popularity continues unabated even now. The dynamic sound typical of JBL has been revived due to maintenance. It is a famous monitor that can best reproduce sound sources recorded with on-mic recordings regardless of age or genre. The emblem is missing. It has a beautiful finish due to exterior maintenance (Tomoho Asaine)
Maintenance information: 2024.2.29 maintenance (exterior repair/gray paint, front and rear baffle repair/painting, horn painting, new saran net creation. Woofer maintenance (edge replacement, cone paper coating, center cap replacement) mid maintenance (edge replacement, cone paper coating) driver maintenance (magnetic circuit gap cleaning/center adjustment, sound absorbing material replacement, terminal contact cleaning/screw replacement) tweeter maintenance (magnetic circuit gap cleaning, terminal contact cleaning/screw replacement) network maintenance (frequency characteristic check, terminal cleaning/screw replacement) (Cleaning, ATT disassembly and cleaning, internal cable extension processing).
Accessories: diffuser saran net
Main specifications: 4 way 4 speaker bass reflex type 2405/2420/2121/2231A crossover 300Hz/1250Hz/9500Hz 8Ω 93dB W635 x H1,051 x D435 mm 83.9 kg/book
Internal and external maintenance has been applied and brushed up! The first model of the JBL standard monitor 4312. The sound directly related to the 4311 series, which is the only 4312 series to use a paper cone tweeter, is attractive. The tense mid-low range is full of dynamism that embodies JBL. The exterior is beautifully finished. Serial 37442/43895 (Tamura Eiji)
Maintenance Information: 2024.7.5 Maintained (enclosure polishing, oil/wax painting. Baffle painting, new saran net created. Woofer mid tweeter cone paper coating. Network maintenance: frequency characteristics check, ATT cleaning. (Detachable unit)
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex woofer 2213H/ scoker LE5-12/tweeter LE25-2 8Ω 91 dB W362 x H597 x D302 mm 20 kg
Overhauled and maintained in January 2023! Middle monitor gray finish specification. The punchy bass and sharp, smooth midrange are white eyebrows. After all, playing records on this speaker is fascinating. There are small scratches and repair marks on the exterior (Sasaki Shota)
Maintenance information: 2023.1.29 Maintained (all exterior painted. exterior repair. plate repair. Create a new Saran Net. All units are coated with corn paper. Woofer maintenance (cleaning the gap on one side, center cap replacement, edge damping agent application. Resonance correction, frame polishing) mid-maintenance (frame painting. 1 rivet misalignment fixed) unit detachable) internal connection terminal (faston) replaced with a new one. ATT replacement with a brand new one. A frequency characteristic measurement check (~ 42 kHz) was performed, and the original capacitor was continuously used because the results were good. Check input/output waveforms and balance. (Check the sound output)
Accessories: none
Main specifications: 3 way 3 speaker front bass reflex type sound pressure level 91 dB impedance 8 ohm crossover frequency 1.5 kHz/6 kHz playback frequency band 45 to 15,000 Hz W362 x H597 x D298 mm 20 kg per unit
Maintained! JBL masterpiece 375. It is built into a number of famous machines to create a rich sound. In particular, the sense of energy and density in the middle due to the rolled edge is excellent, and the vocals are sensual. The treble that stretches without impacting your ears is also attractive (Daiki Goto)
Maintenance information: 2024.7.2 maintained (diaphragm disconnection adjustment, pad dampener and mounting screw rust replacement, distribution terminal contact part cleaning, terminal dirt cleaning, insulating bushing replacement, diaphragm stain cleaning DCR (21067/8.3 ohm diaphragm scratch), DCR (24539/8.3 ohm diaphragm scratch not))
Accessories: original box
Main specifications: 2 inch driver frequency band 500 Hz to 10 kHz crossover 500 Hz or higher sound pressure level 108 dB impedance 16 ohms diameter 180 x depth 130 mm weight 11.8 kg/book
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 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
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
Pair tube direct heat triode tube, white base, made in Russia, measured value 84/76, rejected value 58) with replacement box ※Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Pair tube direct heat triode tube metal foot made in China measured value 76/76 (rejected value 58) with original box (inner box/outer box) written on the outer box ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: original box (inner box/outer box)
The disposal price has been reduced! (Member discounts are not applicable) 2023/12/1 sales price 298,000 yen Interior and exterior refreshment maintenance has been completed and brushed up! A consumer model of the 2S-305, a timeless monitor speaker masterpiece that Japan is proud of. The thick and clear midrange and detailed high frequencies, which cannot be felt with the look, vividly reproduce vocals. The sound that accurately expresses the characteristics of an amplifier that is set regardless of whether it is a vacuum tube or transistor makes me feel the goodness of the device I have on hand that I haven't been able to see until now. The exterior is in perfect condition due to maintenance. Serial 351364 4851370 (Yamato Yuki)
Maintenance information: 2023.12.1 Maintained (exterior polishing, oil finish, exterior repair, front and rear baffle painting to create missing parts, saran net replacement, velcro replacement. Woofer maintenance center adjustment, edge damping agent application, disconnection solder treatment, center cap dent correction. Tweeter maintenance center cap internal cleaning and replacement, center adjustment, corn paper edge crack repair, edge damping agent application, unit detachment. Network maintenance frequency characteristics check, ATT contact cleaning, terminal cleaning sound operation confirmed)
Accessories: saran net
Main specifications: 2 way bass reflex system input impedance 8 ohms output sound thickness level 96 dB crossover frequency 1500 Hz W650 × H880 × D445 mm weight 50 kg
Exterior maintenance and edge softening treatment have been completed! Arrived for the first time in 14 years! The rare 2S-1601 has arrived. A small monitor that brings together Diatone technology for the digital age. The high tones of female vocals and the vibrato of stringed instruments are very beautiful, and the sound quality is such that you will fall in love with it. Serial 22411/22416 (Takasaki Atsushi)
Maintenance information: 2024.7.4 maintained (exterior repair/polishing/painting, saran net replacement, edge softening treatment, unit detachment)
Accessories: saran net
Main specifications: 2 way, 2 speakers, bass reflex, bookshelf type, anti-magnetic design, playback frequency band, 40 Hz to 40 kHz, input impedance 6.3 ohms, W285 x H520 x D320 mm, 12 kg
JBL's exponential horn. Since it is a longhorn, it can be used at low crossover frequencies. Together with an acoustic lens, it is possible to create a monitor sound with high directivity. There is light rust on the mounting surface. Serial 6754/3758 (Murakoshi Yoichi)
Accessories: none
Main specifications: crossover frequency 800 Hz sound pressure level 108 dB (using 2308 lenses) throat diameter 2.5 cm diameter 156 x D 293 mm weight 1 kg/book
The price has been reduced. 2023.4.10 Turntable seat with sale price 2,000 yen unknown manufacturer. The material is soft and can be expected to have a vibration suppression effect. The exterior is scratched, dirty, and dull, and there is a feeling of use (Katsutsugu Hiura)
Accessories: none
Main specifications: thickness 4mm