The price has been reduced. 2024/1/5 sales price 400 yen. ※1 bottle only. 3 cm unit with unknown details. Since the size and condenser is attached to the plus side, it seems to be a tweeter. The appearance is good with little feeling of use (Kobayashi Hitoshi)
Maintenance information: 2022.11.15 Operation confirmed
Accessories: none
Main specifications: actual impedance measurement 3 ohms 3 cm
Light and compact, stylish headphones from JVC. The sound has excellent sound insulation and is comfortable to listen to (Tamura Eiji)
Maintenance information: 2024.3.15 sweep check OK
Accessories: case
Main specifications: dynamic type 12 to 24,000 Hz 32 ohms 103 dB 66 g
※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
Since the condition is poor, such as cracks in the body, it is currently being sold. A small full-range speaker that is compact, can be placed freely, and has a gentle impression. The sound quality is soft and the sound is relaxed. You can see a feeling of use such as cracks, dullness, and abrasions on the exterior and body (Kobayashi Hitoshi)
Maintenance Information:2023.6.5 Operation confirmed
Accessories: none
Main specifications: full range compact speaker 8ohm maximum input 40W W230 x H150 x D163 mm 1.6 kg
Disposal prices have been reduced. Member discounts do not apply. 2022/12/30 sales price 10,000 yen. In-ceiling subwoofer Equipped with a single 5.25-inch woofer, it provides deep bass up to 40Hz without distortion. There is a feeling of use on the exterior, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information:2022.12.28 operation confirmed
Accessories: instruction manual (copy)
Main specifications: 50 Hz to 230 kHz 96 dB 6 ohm φ391 mm depth 205 mm 6.4 kg
Disposal prices have been reduced. Member discounts do not apply. 2022/12/29 sales price 10,000 yen. In-ceiling subwoofer Equipped with a single 5.25-inch woofer, it provides deep bass up to 40Hz without distortion. There is a feeling of use on the exterior, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information:2022.12.28 operation confirmed
Accessories: instruction manual (copy)
Main specifications: 50 Hz to 230 kHz 96 dB 6 ohm φ391 mm depth 205 mm 6.4 kg
Disposal prices have been reduced. Member discounts do not apply. 2022/12/29 sales price 10,000 yen. In-ceiling subwoofer Equipped with a single 5.25-inch woofer, it provides deep bass up to 40Hz without distortion. There is a feeling of use on the exterior, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information:2022.12.28 operation confirmed
Accessories: instruction manual (copy)
Main specifications: 50 Hz to 230 kHz 96 dB 6 ohm φ391 mm depth 205 mm 6.4 kg
Line matching transformer sold 1 piece Primary: 600 Ω - CT Secondary: 600 ohms Output 10 dBm Frequency Range 50 to 10 kHz W44 x H65 mm 0.25 kg/piece There are bumps and paint peeling in places (Yosuke Kojima)
Accessories: none
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
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
※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
Variable Resistor Attenuator Bridge T Type 21 Steps Maximum Attenuation 50 dB Impedance 600 Ohms W45 x 64 mm 140 g with Volume Knob (Kojima Yosuke)
Accessories: volume knob (attached to the main unit)
Real sound processor for home theaters Just by connecting to a home theater speaker, the sound image and localization become clear, the live feeling increases, and the surround effect is enhanced. There are tape marks on the exterior. Serial 001288 (Tamura Eiji)
Maintenance information: 2024.4.24 Operation confirmed
Accessories: none
Main specifications: Compatible impedance of 4 ohms to 6 ohms is desirable, maximum output of 1 kW or less is desirable, W113 x H41 x D56 mm, mass approx. 170 g
Disposal prices have been reduced! Member discounts do not apply. 2023/4/2 sales price 10,000 yen*Currently sold. The safety wire is broken. In-ceiling subwoofer Equipped with a single 5.25-inch woofer, it provides deep bass up to 40Hz without distortion. On the exterior, there is a feeling of use, such as cracks, fading, abrasions, etc. on the main body (Kanai Hidetsugu)
Maintenance information: 2023.4.2 sound output confirmed
Accessories: none
Main specifications: 50 Hz to 230 kHz 96 dB 6 ohm φ391 mm depth 205 mm 6.4 kg
The disposal price has been reduced. Member discounts are not applicable. 2023/5/30 sales price 12,000 yen. Simple conduction has been confirmed, but the details have not been checked. Sony electret condenser microphone Can be used with AA batteries (Murakoshi Yoichi)
Maintenance information: 2023.5.30 simple conduction confirmed
Accessories: instruction manual, case, windscreen x 2, holder clip
Main specifications: frequency characteristics 40 to 15,000 Hz omnidirectional 250 ohms maximum input sound pressure level 122 dB
Disposal prices have been reduced! Member discounts do not apply. 2023/4/2 sales price 10,000 yen*Currently sold. In-ceiling subwoofer Equipped with a single 5.25-inch woofer, it provides deep bass up to 40Hz without distortion. There is a feeling of use such as exterior, fading, abrasions, etc. (Kanai Hidetsugu)
Maintenance information: 2023.4.2 sound output confirmed
Accessories: none
Main specifications: 50 Hz to 230 kHz 96 dB 6 ohm φ391 mm depth 205 mm 6.4 kg
Disposal prices have been reduced! Member discounts do not apply. 2023/4/2 sales price 10,000 yen*Currently sold. The safety wire is broken. In-ceiling subwoofer Equipped with a single 5.25-inch woofer, it provides deep bass up to 40Hz without distortion. There is a feeling of use on the exterior, such as fading, abrasions, etc. (Kanai Hidetsugu)
Maintenance information:2023.4.2 sound output confirmed
Accessories: none
Main specifications: 50 Hz to 230 kHz 96 dB 6 ohm φ391 mm depth 205 mm 6.4 kg
※It is cheap because it is in poor condition. Denon's MC cartridge used to be an introduction machine. The sound quality has a sense of transparency that extends smoothly from low to high frequencies without clogging. The famous DL-103 Yuzuri cartridge has a good balance of range, density, and volume. In addition to being dull on the exterior, there is a feeling of use such as the part number plate peeling off. Serial 6984 (Hiroki Aso)
Maintenance information: 2024.4.27 sound output confirmed
Accessories: none
Main specifications: MC type 0.3 mV internal impedance 40 ohms needle pressure 1.5 to 2.1 g special elliptical needle double structure tapered cantilever dead weight 4.5 g
The price has been drastically reduced. 2024/4/10 sales price 10,000 yen. Coaxial cable 0.9 m 75 ohm collet chuck plug From the shield notation, it seems that the cable is also made by ZAOLLA. There is an appearance, dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.4.8 continuity confirmed
Accessories: none
The disposal price has been reduced! (Member discounts are not applicable) 2024/4/1 sales price 25,000 yen*Currently sold. There is only one sister aircraft to the famous SS-G7, so you can feel the breadth and depth of the sound. Although it is small, each sound is clearly expressed, and it goes very well with classical music. Overall, there is a feeling of use over time, such as dullness, scratches, and deformation. A tape is attached to the bottom corner. Serial 220604 220434 (Hiroki Aso)
Maintenance information: 2024.4.1 sound output confirmed (good sweep test)
Accessories: saran net
Main specifications: 3 way 3 speakers, 8 ohms, 38 Hz to 20 kHz, 92 dB, W380 x H645 x D340 mm, weight 20 kg
* Since there are difficulties with the attachment part on both sides, it is inexpensive. Line matching transformer sold primary: 600 ohms, output 10 dBm, frequency range, 50 to 10 kHz, W44 x H65 mm, 0.25 kg/piece, the head of the mounting bolt on one side is flying off, and there is distortion in the screw hole on the other side (Kojima Yosuke)
Accessories: none
※This item is currently sold. Onkyo enabled speaker. It is a design that makes it possible to construct a Dolby Atmos sound field using sound reflection from the ceiling. Accessories such as brackets and cables are missing (Sasaki Shota)
Maintenance Information: 2023.12.11 Sweep Test Good
Accessories: none
Main specifications: sealed impedance 6 ohms, playback frequency band 90 Hz to 20 kHz, W120 x H155 x D153 mm, 1.2 kg
2M series RED. The good sound and fluttering energy typical of an orthophone are attractive. The degree is generally good (Kanai Hidetsugu)
Maintenance information: 2024.4.25 sound output confirmed
Accessories: needle cover
Main specifications: MM type 5.5 mV 20 to 22,000 Hz 47 ohms suitable needle pressure 1.8 g dead weight 7.2 g
2M series RED. The good sound and fluttering energy typical of an orthophone are attractive. Needle cover missing, slight feeling of use (Takasaki Atsushi)
Maintenance information: 2024.1.13 sound output confirmed
Accessories: none
Main specifications: MM type 5.5 mV 20 to 22,000 Hz 47 ohms suitable needle pressure 1.8 g dead weight 7.2 g
2M series RED. The good sound and fluttering energy typical of an orthophone are attractive. The degree is generally good (Kanai Hidetsugu)
Maintenance information: 2024.4.25 sound output confirmed
Accessories: needle cover
Main specifications: MM type 5.5 mV 20 to 22,000 Hz 47 ohms suitable needle pressure 1.8 g dead weight 7.2 g
*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. The exterior has scratches, threads, and dullness. There is also a dent in the saran net. Serial 108023/089692 (Tamura Eiji)
Maintenance information: 2024.3.3 sweep check OK
Accessories: saran net
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. Yamaha superwoofer equipped with a 20 cm x 2 double woofer. Equipped with active servo technology and a 150W high-power amplifier, it plays bass that is small yet full of volume. There is dirt, dirt and dullness on the exterior, and some floating on the bottom. Serial Z117079QS (Tamura Eiji)
Maintenance information: 2024.3.3 sweep test is good
Accessories: No accessories
Main specifications: used unit 20 cm cone type x 2 rated output 150 W (5 ohms) playback frequency band 20 Hz to 160 Hz high cut filter 40 Hz to 140 Hz, continuously variable W235 x H602 x D463 mm 20 kg
High output MC cartridge for mono LPs only. Plays deep sound that was not produced with stereo cartridges. It has the vividness unique to Technica, but the three-dimensional effect and intensity are an appeal unique to mono (Oikawa Tetsuji)
Maintenance Information: 2024.4.25 Operation confirmed
Accessories: needle cover
Main specifications: high output MC type output 1.2 mV needle pressure 2.0 g impedance 40 ohms dead weight 6.8 g
※There is no problem with operation, but it is currently sold because it is cheap. A small 2-way speaker made by ONKYO. The bass reflex system allows you to enjoy low frequency playback with a compact appearance yet a sense of volume. There is slight stickiness on the front (Daiki Goto)
Maintenance information: 2024.4.10 operation confirmed
Accessories: none
Main specifications: 2-way bass reflex type rated impedance 4 ohms maximum input 120 W rated sensitivity level 82 dB W156 x H249 x D221 mm 4.1 kg
* It seems to be an output transformer from the specifications; sold 1 piece, primary: 10 kΩ, secondary: 600 ohms, W76 x H71 x D43 mm, 0.6 kg (actual measurement, not including protrusions), there is paint peeling in places (Kojima Yosuke)
Accessories: none
The price has been reduced. 2023/12/31 selling price 19,800 yen Infiniti's slightly rare center speaker. Unlike a domestically produced center speaker that mainly plays the vocal band, you can feel the nuance of a Scandinavian speaker that plays as if it were floating in space. There are small scratches on the exterior, and the saran net is partially torn (Oikawa Tetsuji)
Maintenance information: 2023.12.31 operation confirmed
Accessories: none
Main specifications: 3 way 4 speakers 6 ohms W509 x H230 x H270 mm 12.5 kg
A standard model of domestic mono cartridges. A popular model that condenses the appeal of a mono needle, which has a thick overall sound and is also powerful. It is also attractive that the output is high and can be used without a step-up transformer (Murakoshi Yoichi)
Maintenance information: 2024.4.25 sound output confirmed
Accessories: case, needle cover, instruction manual
Main specifications: output voltage 3 mV playback frequency 50 Hz to 10 kHz impedance 240 ohms compatible load 1 kΩ or more needle tip 17 microns diamond round needle needle pressure 3G
A limited edition model commemorating the 15th anniversary of the famous DL-103 cartridge. It is a step-up transformer that was sold as a set as the DL-103 T2 at the time, and it has a solid framework and a thick sound. The exterior is scratched, dull, and has a feeling of use (Katsuji Hiura)
Maintenance information: 2024.4.28 sound output confirmed
Accessories: none
Main specifications: frequency band 20 Hz to 70 kHz 40 ohms crosstalk 60 dB or more W92 x H55 x D145 mm 720g
The price has been reduced! 2024/4/27 sales price 23,000 yen This is a standard model of domestic mono cartridges. A popular model that condenses the appeal of a mono needle, which has a thick overall sound and is also powerful. It is also attractive that the output is high and can be used without a step-up transformer (Asaine Tomoho)
Maintenance information: 2024.4.27 sound output confirmed
Accessories: none
Main specifications: output voltage 3 mV playback frequency 50 Hz to 10 kHz impedance 240 ohms compatible load 1 kΩ or more needle tip 17 microns diamond round needle needle pressure 3G
The disposal price has been reduced. Member prices are not applicable. 2023/10/23 sales price 29,800 yen ※Currently sold. Comes with a special case! Portable headphone amplifier with built-in D/A converter. DSD256 (11.2 MHz/1 bit) PCM supports native playback of up to 768 kHz/32 bit. Please enjoy the sound quality unique to a thick mojo in the mid to low range. There is dullness and a feeling of use (Sasaki Shota)
Maintenance information: 2023.10.23 Operation confirmed
Accessories: original box
Main specifications: output level 35 mw/600 ohm, 720mw/8 ohm, output impedance 0.075 Ω, dynamic range, 125 dB input system, 3 optical systems, 1 coaxial x 1, microUSB x 1, 2 output systems, headphone jack x 2, charging time, approx. 5 hours continuous operation time, approx. 8 hours W82 x H60 x D22 mm 180 g
The stylus is good, but since the cantilever is curved, it is inexpensive. A mono-only cartridge with a traditional 33 series body. Play mono records clearly with a pick-up that is only horizontally oriented. It has vertical compliance and is optimized for recurrent mono editions in the stereoca era. The range is wider than Denon's DL-102 and you can feel the expansion (Fujisawa Yukishi)
Maintenance information: 2023.8.29 Operation confirmed
Accessories: needle cover
Main specifications: MC type needle pressure 2.3 to 2.7 g (2.5 g standard) Muku round needle high hardness duralumin cantilever PCOCC coil anti-vibration rubber “honeynight” impedance 10 ohms 6.9 g
※Since it is cheap, it will be handed over as is. A coaxial 2-way speaker that can be enjoyed using sound reflected from the ceiling with a structure directed diagonally upward. You can enjoy playback with Dolby Atmos by adding enabled speakers as height channels based on conventional 5.1 channel and 7.1 channel speaker systems. It can also be used by installing it on a floor-standing speaker such as the company's D-509E. There are scratches on the exterior (Tamura Eiji)
Maintenance information: 2024.4.24 sweep check OK
Accessories: saran net
Main specifications: sealed coaxial 2-way speaker 6 ohm 83.5dB 70Hz-38kHz W142 x H136.5 x D238.5 2.2 kg
Beautiful item with original box! DENON's classic MC cartridge. The balance of localization and sound is excellent, and all music genres can be played without difficulty. I can recommend this cartridge to a variety of people, from analog beginners to experts (Fujisawa Yukishi)
Maintenance information: 2024.4.29 Operation confirmed
Accessories: instruction manual, original box, needle cover
Main specifications: MC type output voltage 0.3 mV playback frequency 20 Hz to 45 kHz electrical impedance 40 ohms needle tip 16.5 microns round needle pressure 2.2 to 2.8 g dead weight 8.5 g
The price has been reduced. 2023/10/6 sales price 29,800 yen ※Since it is only 1 bottle, it is cheap. JBL professional 2" screwdriver. It is an item that continues to be used in large horn systems, etc. The quality unique to titanium diaphragms, the breathing of the vocals, and the high hat on the drums are all appealing, and the outstanding realism is appealing. The exterior has dullness, dirt, and scratches. Serial 31316 (Tamura Eiji)
Maintenance Information: 2023.10.6 Oscillator Test Good
Accessories: no accessories
Main specifications: slot diameter 5 cm, allowable input 100 W, sound pressure level 111 dB/W/m, frequency characteristics, 500 Hz to 20 kHz, crossover frequency, 500 Hz or more, 16 ohms, diameter 235 x depth 132 mm, 13.6 kg/1
※Overall, there is dullness, rust, and scratches, and there is a feeling of use, so it is inexpensive. A classic MC boost transformer. With 2 input systems, the impedance can be switched to 3.40 ohms, and a PASS line is included, so you can freely enjoy various cartridges and tone arms. (MIZUSAKI Ryo)
Maintenance information: 2024.1.27 Operation confirmed
Accessories: none
Main specifications: MC boost transformer input 2 systems switchable, primary impedance 40 ohm, 3 ohm switching, secondary impedance 4 kΩ boost ratio 1:10 frequency characteristics 10 Hz to 100 kHz, W97 x H65 x D155 mm, 800 g
This step-up transformer is ideal for SPUs, etc. It is an MC transformer with excellent thickness and sense of energy, and fully brings out the characteristics of cartridges. (Sasaki Shota)
Maintenance information: 2024.4.29 Operation confirmed
Accessories: original box
Main specifications: input impedance 2 to 6 ohms boost ratio 28 dB load impedance 47 kΩ or more channel separation 80 dB (1 kHz) dimensions W80 x H40 x D128 mm weight 400 g
※1 bottle only. Maintained! The classic model for professional 1" screwdrivers. It is a driver that is installed in many of the company's 43 series, etc., and is easy to balance with various woofers and tweeters (Daiki Goto)
Maintenance information: 2024.4.23 Maintained (diaphragm installation adjustment, replacement of the following parts. DCR (54871, 5.7 ohm diaphragm, no scratches)
Accessories: none
Main specifications: 1 inch driver, throat diameter: 25 mm, 16 ohms (measured 10/12 ohms), 118 dB, frequency characteristics, 800 Hz to 20 kHz, crossover frequency: 500 Hz or more, 5.1 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
A higher-level model that uses 6N copper as the coil winding for the standard DL-103 cartridge. Compared to the original model, the high range has been increased, resolution has been increased, and the sense of distortion has been reduced. The exterior has a feeling of use such as dullness. Serial 1226 (Tomoho Asaine)
Maintenance information: 2024.4.27 sound output confirmed
Accessories: none
Main specifications: round needle tip 16.5 microns output voltage 0.25 mV playback frequency 20 Hz to 45 kHz impedance 14 ohms needle pressure 2.5 g dead weight 8.5 g
A classic MC boost transformer. With 2 input systems, the impedance can be switched to 3.40 ohms, and a PASS line is included, so you can freely enjoy various cartridges and tone arms. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.2.13 Operation confirmed
Accessories: none
Main specifications: MC boost transformer input 2 systems switchable, primary impedance 40 ohm, 3 ohm switching, secondary impedance 4 kΩ boost ratio 1:10 frequency characteristics 10 Hz to 100 kHz, W97 x H65 x D155 mm, 800 g
A classic MC boost transformer. With 2 input systems, the impedance can be switched to 3.40 ohms, and a PASS line is included, so you can freely enjoy various cartridges and tone arms. There is dullness and a feeling of use (Sasaki Shota)
Maintenance information: 2024.3.30 Operation confirmed
Accessories: manual
Main specifications: MC boost transformer input 2 systems switchable, primary impedance 40 ohm, 3 ohm switching, secondary impedance 4 kΩ boost ratio 1:10 frequency characteristics 10 Hz to 100 kHz, W97 x H65 x D155 mm, 800 g
A classic MC boost transformer. With 2 input systems, an impedance of 3.40 ohms switchable, and a PASS line, you can freely enjoy a variety of cartridges and tone arms. There are small wounds and dullness (Oikawa Tetsuji)
Maintenance information: 2023.12.18 operation confirmed
Accessories: none
Main specifications: MC boost transformer input, 2 systems, switchable, 1st order impedance 40 Ω, 3 Ω, switching, 2nd order impedance 4 kΩ, boost ratio 1:10, frequency characteristics, 10 Hz to 100 kHz, W97 x H65 x D155 mm, 800 g
A classic MC boost transformer. With 2 input systems, an impedance of 3.40 ohms switchable, and a PASS line, you can freely enjoy a variety of cartridges and tone arms. There is an appearance, dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.11.18 Operation confirmed
Accessories: none
Main specifications: MC boost transformer input, 2 systems, switchable, 1st order impedance 40 Ω, 3 Ω, switching, 2nd order impedance 4 kΩ, boost ratio 1:10, frequency characteristics, 10 Hz to 100 kHz, W97 x H65 x D155 mm, 800 g
A classic MC boost transformer. With 2 input systems, impedance can be switched to 3.40 ohms, and comes with a PASS line, you can freely enjoy various cartridges and tone arms (Mizushima Itsuro)
Maintenance information: 2024.4.4 operation confirmed
Accessories: instruction manual
Main specifications: MC boost transformer input 2 systems switchable, primary impedance 40 ohm, 3 ohm switching, secondary impedance 4 kΩ boost ratio 1:10 frequency characteristics 10 Hz to 100 kHz, W97 x H65 x D155 mm, 800 g