※Shipping service. 10th anniversary commemoration of the first publication · 1st edition = reader visits The appeal of TUBE SOUND/Listen to the supreme WE amplifier 8B+9A/ tubular kit amplifier selected by “sound” /300B single output transformer listen and comparison/2005.11.28 published. The photograph is a sample, so the actual product may be broken, or there may be markings etc.
Replacement needle for Toshiba cartridge C-34M It is unchecked for replacement needle only. (Mizushima Itsuro)
Maintenance information: 2021.7.3 unchecked
Accessories: original box
Replacement needles for SANYO (OTTO) components stereo A-352, DC-620X, DC-710, etc. It is unchecked for replacement needle only. (Mizushima Itsuro)
Accessories: case
Power transformer primary: 100V secondary: 7.5-6.3-0-6.3-7.5V/3A (2 circuits) W90 × H121 × D90 mm approx. 3.6 kg (actual measurement, not including protrusions) There is a fine bruise (Kojima (Yosuke)
Accessories: none
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
Disposal prices have been reduced. Member discounts will not be applied. 2023/1/23 sales price 500 yen. Sale as is. 1 YAMAHA full range unit. There is a dent in the center cap, and there is a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.1.23 Operation confirmed
Accessories: none
Main specifications: Outer diameter approx. 205 mm, screw pitch approx. 105 mm, weight 1.5 kg
The disposal price has been reduced. Member discounts are not applicable. 2023/2/5 sales price 2,000 yen. *Currently sold. Specification details of only one Onkyo full range unit are unknown, but it was able to sweep and make sound. The exterior has dirt, dullness, and tape marks (Katsuji Hiura)
Maintenance information: 2023.2.5 sound output confirmed
Accessories: none
Main specifications: diameter 120 mm, depth 71 mm, screw pitch 219 mm (actual measurement), weight 1.2 kg
※Shipping service. Special Issue No. 8 = Total Test of the Latest 66 Audio Amp Models (Amp Test Method and Results, Pre-Main Amp Edition, etc.) /See Test Amp Circuits/Published 1968.10.20. The photograph is a sample, so the actual item may be broken or written on it.
The disposal price has been reduced. Member discounts are not applicable. 2023/5/5 sales price 9,800 yen. ※1 bottle only. A crossover network with exactly the same structure as the company's X8. This network is recommended when using BB4 with a T350 or 12TRXB. There is a feeling of use such as peeling and scratching on the label (Mizushima Itsuro)
Maintenance information: 2023.5.5 operation confirmed
Accessories: none
Main specifications: crossover frequency 3,500 Hz 8 ohms allowable input 100 W external dimensions W114 x H89 x D92 mm weight 680 g
The driver and how to use it are unknown. It's an item I bought with WE555 before, but I don't know if it fits 555. Please judge from the dimensions. Made of metal (Yasuhito Koshihama)
Main specifications: outer diameter 40mm inner diameter screw part approx. 35mm height 25mm upper outer diameter 24mm inner diameter 20mm
※1 bottle only. This is a 10 cm full range unit from FOSTEX. It is a very popular model for those who make their own speakers. The sound quality is bright and has an impression of tension. Dull, there is a feeling of use (Sasaki Shota)
Maintenance information: 2023.8.11 sound output tested
Accessories: manual, original box
Main specifications: full range aperture 10 cm maximum input 15 W 8 ohms magnetic flux density 13000 gauss baffle aperture diameter 9 cm recommended enclosure volume 15 L
The price has been drastically reduced. 2023/9/9 sales price 69,800 yen*The diaphragm has been replaced with a D8R2421, and the label on one side is missing, so it's cheap. Maintained! Representative of JBL's 1-inch driver units. The playback band is wide, so you can enjoy changing the network cross freely. The toughness, sound pressure, and full-bodied mid-high range sound are appealing, which is unbelievable for some input. There are small scratches and paint peeling (Oikawa Tetsuji)
Maintenance information: 2023.9.9 maintained (diaphragm installation adjustment (vibration plate is equipped with D8R2421)
Accessories: none
Main specifications: 1 inch driver, 500 to 20,000 Hz, 8 ohms, W145 x D97 mm, 5.1 kg/bottle
※Since it is inexpensive, it will be handed over as is. Tamban 10cm full range unit. An ultra-thin PP diaphragm with reinforced ribs is used. The sound is clear and crisp. A 6-8 liter bass reflex box is recommended (Tamura Eiji)
Maintenance information: 2023.10.1 sweep check OK
Accessories: none
Main Specifications: Rubber Edge Impedance 4 Ohms Sound Pressure Level 87 dB Frequency Band 63 to 17,000 Hz Maximum Input 40 W Baffle Aperture Diameter 94 mm Weight 380 g
common needle. Compatible cartridges include Toshiba N-72D, TRIO N-64, Mitsubishi 3D-54M AKAI RS-77, etc. Operation has not been checked (Hiura Katsugu)
Maintenance information: operation unconfirmed
Accessories: original box
Compatible with Mitsubishi 3D-44M This is a replacement needle compatible with MAG-44. Unopened. Unchecked (Hiura Katsugu)
Maintenance information: operation unconfirmed
Accessories: original box
※Shipping service. Characteristics and circuits of 15 famous vacuum tube power amplifier models/genealogy of vacuum tube power amplifier circuits/roundtable discussion talking about famous machines of power amplifies/listening to 7 models of Tama amplifies/Questionnaire to Mr. 8 What is a famous machine for me/ Takesue Kazuma: Memoirs of 30 years of making amplifiers/anthology articles, popular power amplifier production articles/radio engineering companies/1989.12.20 first edition published. The photograph is a sample, so the actual product may be broken, written, etc.
Disposal prices have been reduced! (Member price does not apply) 2023/11/7 sales price 79,800 yen ※ It's cheap because it's not in very good condition. Comes with an ottoman Among the company's many stress-free chairs, this is the most compact model and has a simple design that fits any room. It is firm and comfortable to sit on and supports your lower back. As for the exterior, the leather is worn out and has wrinkles and peeling. (MIURA Kimiya)
Accessories: ottoman
Main specifications: W700 x H940 x D700 mm, seat height 380 mm, ottoman: W550 x H400 x D420 mm
The disposal price has been reduced. Member discounts are not applicable. 2023/12/19 sales price 39,800 yen Manufacturer maintenance completed. Phono motors only. It is a model that is responsible for Denon's volume zone, and rotation is controlled by a voltage support system that controls the AC power supply voltage of the same motor as the office unit. It has a reputation for its highly accurate rotation and smooth sound quality. Exterior, dullness, paint peeling, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.12.19 Maintained (transistor, capacitor replacement, servo adjustment)
Accessories: none
Main specifications: Servo-type direct drive Dimensions W370 x H139 x D374 mm Weight 6.7 kg
The price has been drastically reduced. 2023/12/28 sales price 4,800 yen. *Set of 3 Ebony insulators Aiming for an optimal shape to balance sound quality, it is precisely machined with NC for woodworking (Mizushima Itsuro)
Accessories: none
Main specifications: size diameter 25 mm x H15 mm maximum load 30 g/1 piece
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
The disposal price has been reduced. Member prices are not applicable. 2023/9/13 sales price 2,980,000 yen Maintained with attention to details such as drivers and wiring! The Georgian 4 is attractive for its elaborate horn configuration and beautiful furniture-like design. It is a model with a built-in crispy horn, a structure that creates a unique sound with a rich sense of scale, and the loud sound is truly an American masterpiece, but you can also feel a somewhat English-like sex appeal. *The attenuator has been maintained, but slight chipping occurs when turning due to deterioration of the original winding resistance (Oikawa Tetsuji)
Maintenance information: 2023.9.13 Maintained (828HF disassembly and maintenance: separation from magnetic circuit and diaphragm, magnetic circuit diaphragm maintenance: cleaning of the magnetic circuit, rustproof vibration system, round out, stop noise, T350 disassembly and maintenance: separation from the magnetic circuit and diaphragm, sound pressure difference adjustment: stop noise due to resonance sound generation, elimination of sound pressure drop due to rear sound leakage. Confirm that there are no modifications inside the housing. Remove rust from screws on screw-type terminals, pickle, and polish and clean the receiving side. ATT (x4) contact cleaning. A frequency characteristic measurement check (~ 42 kHz) was performed, and the original capacitor was continuously used because the results were good. (Input/output waveform and balance check, sound output check)
Accessories: none
Main specifications: 4-way 15WK, 828HF, T350, X336 (300/3500) approx. W860 x D660 x H1,350 mm approx. 90 kg
※1 bottle only. Currently sold. A full range of 8cm high grade glass cloth cones. It has a light, unobtrusive sound and is recommended for pop music and female vocals. The exterior is dull. (YONEJIMA Satoshi)
Maintenance information: 2024.2.17 sweep test good
Accessories: No accessories
Main specifications: 6Ω 84dB 20W 0.54 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 price has been reduced! 2024/3/4 sales price 59,800 yen ※The diaphragm has been replaced with a genuine JBL D8R2425. Maintained! Representative of JBL's 1-inch driver units. The playback band is wide, so you can enjoy changing the network cross freely. The toughness, sound pressure, and full-bodied mid-high sound are appealing, which is unbelievable for some input. Scratch marks and paint peeling can be seen. Serial 62206, 62240 (Fujisawa Yukishi)
Maintenance information: 2024.3.4 maintained (diaphragm installation adjustment (diaphragm comes with D8R2425) genuine JBL product. (The pad dampener has been replaced.)
Accessories: No accessories
Main specifications: 1 inch driver, 500 to 20,000 Hz, 8 ohms, W145 x D97 mm, 5.1 kg/bottle
This is a replacement needle for the national cartridge EPC-05STA. Unopened and unchecked (Mizushima Itsuro)
Maintenance information: 2024.3.8 unchecked
Accessories: original box
Standard plug to mini jack plug adapter. A microphone with a mini plug can be used as a microphone terminal on a tape deck, etc. (Mizushima Itsuro)
Accessories: none
The disposal price has been reduced. Member discounts are not applicable. 2024/3/12 sales price 39,800 yen Manufacturer maintained! Phono motors only. It is a model that is responsible for Denon's volume zone, and rotation is controlled by a voltage support system that controls the AC power supply voltage of the same motor as the office unit. It has a reputation for its highly accurate rotation and smooth sound quality. Appearance, tobacco smell, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.3.12 Maintained (transistor, capacitor replacement, adjustment)
Accessories: transport lock screw
Main specifications: Servo-type direct drive Dimensions W370 x H139 x D374 mm Weight 6.7 kg
The disposal price has been reduced. Member discounts are not applicable. 2024/3/20 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. You can see a feeling of use such as appearance, dullness, abrasions, scratches, stains, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.3.19 maintenance (DIN connector replacement, resistance in both other channels, capacitor replacement, each Tr all check)
Accessories: connection cable, power cable, instruction manual (copy)
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 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
Self-made enclosure for 38cm units. An ALTEC 416-8C was installed. It is sturdy and heavy. There is a feeling of use on the exterior, such as scratches, paint chips, paint on the back, and screw holes in the top plate. ※Shipping costs will be estimated separately (Mizusaki Ryo)
Accessories: saran net
Main specifications: W660 x H995 x D465 mm (including casters) woofer aperture 360 mm φweight 51.1 kg (actual measurement)
The price has been reduced. 2024/3/26 sales price 29,800 yen 2022 manufacturer maintained! Phono motors only. It is a model that is responsible for Denon's volume zone, and rotation is controlled by a voltage support system that controls the AC power supply voltage of the same motor as the office unit. It has a reputation for its highly accurate rotation and smooth sound quality. You can see a feeling of use such as appearance and dullness (Kobayashi Hitoshi)
Maintenance information: 2022.11.5 manufacturer maintained (all defective transistors replaced. Earth wire installation operation test)
Accessories: none
Main specifications: Servo-type direct drive Dimensions W370 x H139 x D374 mm Weight 6.7 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/3/29 sales price 138,000 yen Sneaky DSM with built-in network player function and 2ch amplifier has arrived. It has a smart design that eliminates anything superfluous, and can be operated with an iPod or the like. Of course, it also has an excellent external input function. There are some minor scratches on the exterior. Genuine Rin Japan. Serial 1333455 (Tomonori Asaine)
Maintenance information: 2024.3.29 Operation confirmed
Accessories: Speakon remote control power cable setup manual
Main specifications: analog input: RCA1 system digital input: coaxial, 1 optical system, 3 HDMI output, 1 HDMI system*RCA has variable output and fixed output can be changed by setting Compatible files: FLAC, WAV, Apple Lossless, AIFF, MP3, WMA, AAC, OGG Compatible Bits: 16 to 24 bits 33W ✕ 4ch (4Ω) W350 ✕ H54.5 ✕ D215mm Weight 2.3 kg
*There is a gap in the display panel, which is the current situation. This is the model number DCD-1650 gold model representing DENON. Although it is the first model, the sophisticated design is beautiful. There is a sense of transparency in the mid to high frequencies, and the low frequencies are thick and gentle. In terms of functionality, the range of uses has also been expanded, such as installing a program play of up to 20 songs. There is a slight gap left in ATT. Serial 106154518 (Mizushima Itsuro)
Maintenance information: 2018/4/12 manufacturer maintained (pickup, belt, gear, relay replacement. Solder correction, operation confirmation)
Accessories: copy of instruction manual
Key Specifications: 20-bit Lambda SLC-D/A Converter with pitch control W470 x H122 x D360 mm 11.3 kg
The price has been reduced. 2024/4/14 sales price 79,800 yen LE8T's ancestral 20cm cone type full range unit that makes the most of the basic design of the D130 in a small caliber. It's small and has a cute appearance, but the bright, clear, and tense sounds make you feel like JBL from the good times. In addition to leaving small repair marks on the exterior and part of the cone, there is a feeling of use such as dullness, sticking marks, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.11 Maintained (cone repair)
Accessories: none
Main specifications: 20cm cone type full range unit, allowable input 30W, 8Ω, 97dB (1kHz), recommended enclosure, internal volume: 42L to 113L, depth: 76mm, weight: 2.3 kg
The price has been reduced. 2024/4/15 sales price 35,000 yen It is a high-end masterpiece that has been loved by Sennheiser for a long time. As a studio monitor, it demonstrates its power without regret. It expresses delicate sound and clear space, and provides both vocals and performances with high resolution. There is a slight feeling of use on the earpads (Kanai Hidetsugu)
Maintenance information: 2024.4.15 sound output confirmed
Accessories: original box, instruction manual, cable
Main specifications: dynamic open air, 300 ohms, 103 dB, playback frequency band 10 to 39,500 Hz, cable length: 3.0 m, mass: approx. 260 g
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
The disposal price has been reduced! (Member prices are not applicable) 2024/4/23 sales price 99,800 yen, genuine Rin Japan product. A network audio player. It has a simple and modern European design, so you can enjoy a bright sound without getting tired of listening. Not only is it compatible with the LINN system, but it is also equipped with digital output and variable line level output functions not found in the KLIMAX DS and AKURATE DS. There is a thin scratch on the top plate. ※The display is slightly dark, but this is the current situation. Serial 1255165 (Fujisawa Yukishi)
Maintenance information: 2024.4.23 Operation confirmed (Ver. 4.104.518)
Accessories: remote control, power cord
Main specifications: Compatible sampling frequencies 44.1K, 48K, 88.2K, 96K, 176.4K, 192K compatible bits 16-24 bits, output terminals RCA phono (fixed/variable line level output), RCA phono coaxial (digital output) W381 x D360 x H80 mm 4 kg
The disposal price has been reduced! (Member prices are not applicable) 2024/4/28 sales price 99,800 yen D/A converter with a dual monaural configuration equipped with 2 “ES9038PRO” units. Using 3 Talema toroidal transformers, you can feel the creator's commitment. More natural sound can be reproduced. On the exterior, there are noticeable line marks on the top plate (Tamura Eiji)
Maintenance information: 2024.4.28 Operation confirmed
Accessories: No accessories
Main Specifications: Coaxial/BNC/AES/Optical: PCM44.1k to 192 K/16 to 24 bit, DOP64 I2S Input: RJ45/HDMI PCM44.1K to 768K 24/32 bit DSD64 to DSD1024 DOP64 to 256 W430 x H80 x D335 mm Weight 5.4 kg
Comes with original box! This is an 8cm full range unit from MarkAudio's ALPair series. It is a self-made unit that is attracting attention because of its technical ability, which has been produced with high accuracy, and has advanced playback capabilities, such as precise and delicate high frequencies. (FUJISAWA KOSHI)
Maintenance information: 2024.5.2 operation confirmed
Accessories: original box
Main Specifications: 8cm full range speaker 4Ω 95-30,000 Hz 85.45dB 10W