A single-by-wire rocket series entry model with a 3.0 m pair of banana plugs at the end of the speaker cable. Divided into 4 conductor paths, the sound quality is more dynamic with a structure that suppresses malignant interactions that occur between the 2 conductors. Also, although it is composed of a semi-single-wire conductor arrangement, it has a highly flexible cable structure. There are abrasions etc. on the sheath (Kojima Yosuke)
Accessories: original box
The price has been reduced. 2022.12.5 sales price 39,800 yen Arm base for the company's tone arms MH-104S and MH-124S. Machined stainless steel gives it a sense of luxury (Sasaki Shota)
Accessories: none
Main specifications: 24mmbase stainless steel machined 340g mounting board hole φ25mm mounting board thickness ~ 20mm
It smells like an air freshener, and since ATT has cracks, it is cheap, and is currently discontinued. A bookshelf type speaker that uses a uniquely developed hard dome unit. It is a speaker characterized by a well-balanced, clear, and bright sound. There are small scratches, dents, and net holes (Daiki Goto)
Maintenance information: 2024.3.12 operation confirmed (with ATT gaps)
Accessories: none
Main specifications: 3 way 3 speaker bass reflex system frequency band 30Hz to 30kHz impedance 6Ω sound pressure level 94 dB dimensions W390 x H710 x D350 mm weight 27.5 kg/book
※It smells like air freshener, so it's cheap. Marantz pre-main amplifier with excellent cost performance. The sturdy, heavy construction is unique to the heyday of audio. Class A operation can be switched, and both design and sound quality are unique to that time (Yasuhito Koshihama)
Maintenance Information: 2020.4.4 Maintained (Confirmation Symptom: The power does not turn on. Action: Power supply board repair correction. Fixed due to soldering deterioration in the main amplifier circuit and other circuit boards. Remote wire switch disassembly contact polishing. Bad output relay contact replacement. (I/O pin jack polish)
Accessories: none
Main specifications: 20W+20W (when grade A) 100W+100W (when AB grade) W454 x H165 x D380 mm 17.5 kg
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. It is a beautiful item with little feeling of use (Mizusaki Ryo)
Maintenance information: 2024.6.8 sound output confirmed
Accessories: instruction manual, original box, needle cover
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
Denon high-end MC cartridges in the heyday of analog, using amorphous boron pipes. A sound with a wide range and good separation, which has a different trend from the standard 103 series. This is the reference cartridge at the time. Both the cantilever and stylus are good (Oikawa Tetsuji)
Maintenance information: 2024.6.3 operation confirmed
Accessories: none
Main specifications: MC type output 0.2 mV 40 ohm boron cantilever solid diamond special oval needle playback band 20 to 75 kHz proper needle pressure 1.0 to 1.4 g dead weight 5.8 g
Unused item! Power transformer primary: 90-100-110V secondary: 6.3V/3A x 2, 400-325-0-325-400V/230mA, 5V/3A W122 x H150 x D102 mm 5.4 kg (actual measurement) (Kojima Yosuke)
Accessories: none
A backload type enclosure that can mount an unspecified JBL38cm woofer. The construction is solid. If you've been looking for one, take this opportunity. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Accessories: saran net
Main specifications: W603 x H1100 x D508 mm 40 kg (actual measurement)
※There are no operation confirmation issues, but since it is for business use, it will be handed over as is without warranty. It is an attractive amplifier with a maximum output of 100W during 4-channel operation, and the strength unique to commercial use. There is a feeling of use such as scratches and dullness on the exterior as a whole (Ryo Mizusaki)
Maintenance information: 2024.2.3 sound output confirmed
Accessories: none
Main specifications: 80 W x 4 (8 Ω continuous output) 100 W x 4 (4 Ω continuous output) 200 W (BTL 8 Ω continuous output) W480 x H88 x D417 mm weight 12.5 kg
Pair tube, triode, metal base, made in America, with original box*Pairs are determined based on EM values measured by the SENCORE TC-162 testing machine (Kojima Yosuke)
Accessories: original box
The pair tube seems to be made of RFT due to its 6CA7 compatible sphere structure. Measured value 48/46 (rejected value 30) with white box ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube triode metal base, made in America, original with box ※ The pair was determined based on the EM value measured by the SENCORE TC-162 tester (Kojima Yosuke)
Accessories: original box
Unused item! Power supply/heater transformer custom product primary: 100V secondary: 5V/3A, 6.3V/2.5A, 600-550-535-0-80-535-80-535-550-600V/0.17A, CT-5V/1.5A × 2 W122 x H87 x D105 mm 5.3 kg (actual measurement, not including protrusions) mounting nut with original box (Kojima Yosuke)
Accessories: mounting nuts, original box
Unused item! Power supply/heater transformer custom product primary: 100V secondary: 5V/3A, 6.3V/2.5A, 600-550-535-0-80-535-80-535-550-600V/0.17A, CT-5V/1.5A × 2 W122 x H87 x D105 mm 5.3 kg (actual measurement, not including protrusions) mounting nut with original box (Kojima Yosuke)
Accessories: mounting nuts, original box
Unused item! Power supply/heater transformer custom product primary: 100V secondary: 5V/3A, 6.3V/2.5A, 600-550-535-0-80-535-80-535-550-600V/0.17A, CT-5V/1.5A × 2 W122 x H87 x D105 mm 5.3 kg (actual measurement, not including protrusions) mounting nut with original box (Kojima Yosuke)
Accessories: mounting nuts, original box
Input transparent sale primary: 10 KΩ secondary: 60 kΩ boost ratio 1:2.5 W 24 x H35 mm 60 g/piece (actual measurement, not including protrusions) with white box (Kojima Yosuke)
Accessories: white box
*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 drastically reduced! 2024/5/18 sales price 39,800 yen Flat speaker using 600 neodymium magnets. It is built into a self-made enclosure. It is an audio speaker that is mainly used outdoors for station announcements and as a large digital signage product for outdoor use. As for the exterior, there are screw holes in the top plate, and there are dullness and small scratches all over (Yonejima Satoshi)
Maintenance information: 2024.5.18 sweep test good
Accessories: No accessories
Main specifications: MCMA multi-cell flat speaker impedance 8Ω frequency specification 90Hz to 10kHz W270 x H375 x D205 mm 5.2 kg (actual measurement)
B&W bookshelf sized speakers It is equipped with a Nautilus tube and Kevlar cone unit from the higher series. This size is sufficient for clean mid to high ranges and low frequencies without any habit. It goes well with modern sauces. The jumper plate is dull, and there is a small scratch on the upper corner (Daiki Goto)
Maintenance information: 2024.5.7 operation confirmed
Accessories: instruction manual
Main specifications: 2 way 16.5 cm woofer 8 ohm bi-wiring connection possible W204 x H356 x D244 mm 6.1 kg
The price has been reduced. 2024/2/23 sales price 35,000 yen KRK powered speaker equipped with a Class D power amplifier. The amplifier section is equipped with an equalizer to help adjust room acoustics (Sasaki Shota)
Maintenance information: 2024.2.23 Operation confirmed
Accessories: power cable, original box
Main specifications: 2-way 145 W playback frequency band 42 Hz to 40 kHz input balance, standard jack W225 x H339 x D284 mm 7.6 kg
※There is no problem with operation, but since it has an air freshener smell, it is inexpensive and is currently sold. A speaker developed in collaboration with European sound designers. It is compact, has good sound, and the soft, gentle treble characteristic of soft dome tweeters is attractive. A model with a wooden cabinet with a calm design that is excellent for space harmony. There are no major scratches that are particularly noticeable on the exterior (Oikawa Tetsuji)
Maintenance information: 2024.6.3 operation confirmed
Accessories: jumper cable
Main specifications: 2 way 2 speakers bass reflex type anti-magnetic design (JEITA) 13 cm cone type carbon fiber woofer 2.5 cm/ soft dome type tweeter impedance 6 Ω output sound pressure level 86 dB dimensions W182xH296xD293 mm weight 8.7 kg/1
Power supply/heater transformer primary: 100V secondary: 6.3V/4A, 7-6.3-5-5-6.3-7V/5A × 2 W130 × H150 × D130 mm 8.1 kg (actual measurement, not including protrusions) There are scratches in places (Yosuke Kojima)
Accessories: none
The 1.5m PSE standard power cable is sharp, but the increase in S/N speed is not deliberate and I like it. When I held it, it was heavy and had a sense of luxury. There was rubbing and dirt around the plug (Kojima Yosuke)
Accessories: none
Balance cable uses 1.0 m pair ultra-high purity 7N class CU and is a cable where you can enjoy an overwhelming sense of energy due to pure and dynamic transmission. There are scratches and abrasions on the plug shell (Kojima Yosuke)
Accessories: none
The price has been reduced. 2024/5/7 sales price 29,800 yen This item is currently sold because dirt, tobacco smell, and feeling of use are conspicuous. An HX series higher-level machine that effectively controls space. It's a speaker for home theaters, but the sharp sound is attractive (Daiki Goto)
Maintenance information: 2024.5.7 operation confirmed
Accessories: none
Main specifications: 3-way bass reflex type (anti-magnetic) 20cm cone woofer x 2, 13cm cone midrange, 3cm dome tweeter 6Ω 364 x 1102 x 397 mm 32.5 kg
SAEC ceramic shell A beryllium copper washer and a three-point crimping system are used at the arm joint. The overhang can be adjusted by means of a slide plate on the top. There is a cloudy part (Daiki Goto)
Maintenance information: 2024.6.6 continuity confirmed
Accessories: none
Main specifications: sintered aluminum oxide body, 3-point crimping type, weight 18 g
Output transparent sale push pull output 35W primary: 8kΩ secondary: 4-8-16Ω usage: 7189 app, etc. W82 x H72 x D82 mm approx. 1.6 kg/piece (actual measurement, not including protrusions) The plate is often scratched, printing is erased a lot, and there are paint floats due to rust in places (Kojima Yosuke)
Accessories: none
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
Pair tube, 5 pole tube, smoke mesh plate, made in England, measured value 40/40 (rejected value 25) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
An enclosure that seems to be for Sansui's old system component speakers. The lattice box with legs reminiscent of JBL's Baron and Bicount is really fashionable. The lattice on both the left and right is out of the frame. There are traces of internal remodeling (Fujisawa Koshi)
Accessories: None
Main specifications: opening diameter 212mm (screw pitch 240mm), aperture diameter 110mm (countertop 170mm, screw pitch 140mm), opening diameter 95mm (for bass reflex port/wood screw pitch 118mm), aperture diameter 70mm (Countertop 92mm, Screw Pitch 104mm) 14mm Particle Board, Veneer Finish W500 × H665 × D430mm 15kg
The balance cable 1.0m pair Beltech Shield is also a thick, firm cable with a unique glossy sound. Since there is a lack of high frequencies and tightness in the low frequencies, the music becomes open (Kojima Yosuke)
Accessories: none
Pair tube KT88 compatible ball American metal base measurement value 58/52 (rejection value 44) There is getter burn and loss on one side, and there is dullness on the base on the other side ※The pair is judged based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: none
Speaker cable, 4.5 m pair, Y lug specification, varistrand structure, high purity copper, 8+8 braid structure, Teflon coating. It is a standard model of Kimber Cable that is clear, has a high SN, and has a wide sound field (Kojima Yosuke)
Accessories: none
※It is inexpensive because there are many scratches and there are no second-tier metal fittings at all. The horizontal rack can be used for a wide range of purposes, such as for AV on televisions, etc., and for audio. Compatible with a total load capacity of up to 300 kg. There is a feeling of use such as scratches. ※Shipping costs will be estimated separately (Daiki Goto)
Accessories: none
Main specifications: load capacity: top plate 150 kg or less, shelf board 50 kg or less, bottom plate 50 kg or less W1,165 x H492 x D580 mm weight 62 kg
A rare Rotel thin phono equalizer. It has a flat, neutral tone with no distractions, and I like how simple it is to use. There are small scratches, dullness, and the electrical outlet has changed (Oikawa Tetsuji)
Maintenance information: 2024.4.29 Operation confirmed
Accessories: instruction manual, original box
Main specifications: input sensitivity MM: 2.5 mV/47 kΩ MC: 210 mV/100 Ω size W440 × H72 × D195 mm weight 3.1 kg
Pair tube, triode, metal base, made in America, with original box, the size of the glass tube is different on the left and right, but the internal structure is the same ※The pair is determined based on EM values measured with the SENCORE TC-162 test machine (Kojima Yosuke)
Accessories: white box
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
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
Pair tube, 5 pole tube, smoke mesh plate, made in England, measured value 34/34 (rejected value 25) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube direct heat triode tube, white base, made in Russia, measured value 80/80 (rejected value 58) with original box ※ pair is determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
There is no problem with the operation, but it will be handed over as is. Yamaha subwoofer. You can easily enjoy powerful sound. The high-cut filter allows you to listen in the desired range, so the range of uses also expands. The exterior has a slightly raised part on the top plate, and there is a scratch on the back corner (Mizusaki Ryo)
Maintenance information: 2024.5.9 sound output confirmed
Accessories: none
Main specifications: A-YST method anti-magnetic amplifier output 250W playback frequency band 20Hz to 160Hz high-cut filter frequency 40Hz to 140Hz continuously variable W340 x H432 x D370 mm 17 kg