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)
Set of 24 Amazon Basic banana plug It can be connected, making it convenient when adding tweeters, etc. If you've been looking for one, go ahead. The appearance is good with little feeling of use (Kobayashi Hitoshi)
Accessories: original box
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)
Unspecified speaker stand. Recommended for 4312 and NS1000M size speaker users. There is a feeling of use, such as line scratches scattered on the top plate (Kanai Hidetsugu)
Accessories: none
Main specifications: main body W400 x H220 x D350 mm 5.8 kg (actual measurement) top plate W360 x D320 mm (actual measurement)
Unspecified speaker stand. It's the size of JBL4312 and DIATONE's DS-77 class. If you've been looking for one, please take this opportunity. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Accessories: none
Main specifications: top plate W340 x D245 mm overall W380 x H437 x D340 mm 6.2 kg (actual measurement)
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
The classic 101 mm small speaker. The sound, which has been compiled in one small full-range shot, makes all kinds of popular music sound cheerfully. The exterior and color are different due to discoloration of the saran net, and overall a feeling of use such as dullness, abrasions, etc. can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.19 Operation confirmed
Accessories: none
Main specifications: 1 way 1 speaker impedance 6 ohms maximum input 150 W output sound pressure level 86 db W232 x H154 x D172 mm 2 kg
Currently sold. The classic 101 mm small speaker. The sound, which has been compiled in one small full-range shot, makes all kinds of popular music sound cheerfully. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.2 Operation confirmed
Accessories: saran net, instruction manual
Main specifications: 1 way 1 speaker impedance 6Ω maximum input 150W output sound pressure level 86db W232 × H154 × D172 mm 2 kg
※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
※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
Currently sold. This is a self-made 10cm full-range 1-way speaker with unknown details. There is no problem with the sweep or music signal, but the current situation is because it is cheap. There are bond marks on the exterior and center cap, and a feeling of use can be seen, such as dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.3 sound output confirmed
Accessories: none
Main specifications: W120 x H200 x D122 mm 2.5 kg (actual measurement)
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
*Since corn paper is coated, it is inexpensive and is currently sold. A 30cm woofer unit attached to representative series from 4311B to 4312MK2. This unit is representative of JBL. It makes me feel the good overhang, which is typical of JBL. How about spares etc. (Oikawa Tetsuji)
Maintenance information: 2024.4.23 Operation confirmed
Accessories: none
Main Specifications: 30cm Woofer Unit Maximum Input: 75W Sound Pressure Level: 89dB Playback Frequency Band: 40 to 3kHz Recommended Cross: ~1.5 kHz Impedance: 8 ohms Diameter 310 x Depth 107 mm 6 kg
The price has been reduced! 2024/5/25 sales price 99,800 yen Maintained! Professional A version (8 ohm specification) of the LE15. This woofer has good response and allows you to enjoy a dry, tense sound. There is only one unit developed for monitors, and it is a unit that can handle large inputs. (YONEJIMA Satoshi)
Maintenance information: 2024.5.25 Maintained (edge replacement, operation check)
Accessories: No accessories
Main specifications: 38cm cone woofer Alnico 8Ω (measured DC value 7.0Ω/6.9Ω) 150W crossover 800Hz baffle opening diameter 355mm screw pitch (diagonal) 370 mm
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
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
Orthophone 95th anniversary special limited set with shell An aluminum headshell SH-4 special limited-edition color red type is attached to the popular 2M Red MM cartridge. This is a high cost performance entry model MM cartridge that is clear, has good sound separation, and fits well with modern sources. *Since there is a crack on the needle cover side, it cannot be fixed to the main body. (MURAKOSHI Yoichi)
Maintenance information: 2024.6.2 sound output confirmed
Accessories: instruction manual, original box, needle cover (broken claws), brush, screws, shell
Main specifications: [2M RED] MM type 5.5 mV 20 to 22,000 Hz 47 ohms suitable needle pressure 1.8 g dead weight 7.2 g [SH4R] gold plated terminal body material aluminum self weight 9.3 g (excluding mounting screws)
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
Maintained! This is a very well made 300B single amp. The outstanding sharpness and power, and sweet and gorgeous sound are unbearable. The JJ 300B is used as the output tube. It is a combination of the popular transformer TAMURA F-2007 pair, PC-3004, and A-4003. The first stage uses 12AT7, and the rectifier tube uses 5AR4. It comes with a volume and can be connected directly to a CD. There is a ham balancer inside (Yasuhito Koshihama)
Maintenance information: 2024.6.5 maintained (AC cord missing added; wiring changed to output impedance 4Ω → 8Ω; main volume 100K B curve → 2 replacement; vacuum tube 12AT7 deterioration replacement; RCA jack and vacuum tube socket caulking repair. Operation checked with AC 100V (measured with rated output 10W+10W SP8Ω)
Accessories: power cable
Main specifications: output 10W+10W (actual measurement) W434 × H217 × D333 mm 18.9 Kg (actual measurement)
The price has been drastically reduced. 2024/5/17 sales price 24,800 yen. 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