This is a 32-bit dual mono D/A converter that can also play PC audio via SACD or USB connection. Inheriting the design of the previous model D-02/K series, audio performance was further refined by adopting a 32-bit D/A dual mono configuration and a parallel configuration for buffer amplifiers with RCA analog output. It is a high-performance machine unique to modern SOLID and high SN models. The exterior is good with little feeling of use. Serial G30600230B (Takahashi Nobuyuki)
Maintenance information: 2026.5.8 operation confirmed
Accessories: instruction manual, power cable, remote control, original box
Main specifications: W440 × H132 × D410 mm 17.0 kg
Luxman's first clean power supply. The AC 100V power supply for home use has been reduced with a newly developed synchronized delta collector circuit (sine waveform difference synchronization correction circuit). Recommended for those who want to improve their tone. The exterior is generally in good condition with no noticeable scratches. Serial M61200093 (Yamato Yuki)
Maintenance information: 2026.5.9 operation confirmed
Accessories: instruction manual copy power cable
Main specifications: rated output content 1,200VA (including internal loss) W440 x H179 x D415 mm 17.5 kg
Beautiful item with original box! It hasn't been in stock in a long time! A dedicated CD player. It is also equipped with a DSD-compatible USB-DAC. Equipped with 4 AK4490EQ, Asahi Kasei's famous DAC. The S/N ratio has also been improved by reducing the weight of the floating part and improving the DAC part from the previous DP-410. Although it is an entry class, it has high sound quality and is of high quality as a high quality CD console. The exterior is generally good, although there is a feeling of use such as dullness. Serial B8Y639 (Yamato Yuki)
Maintenance information: 2026.5.9 sound output confirmed
Accessories: original box, remote control, power cable, instruction manual
Main specifications: USB-DAC PCM384/DSD11.2 MHz (ASIO) frequency characteristics 0.7 Hz to 50 kHz SNR 117 dB power consumption 13 W W465 x H151 x D393 mm 14.0 kg
Fully maintained, including deteriorated capacitors, resistor replacement, etc. The 220V specification (with 100V to 220V step-up transformer) is still popular even now, 70 years have passed since its release. The thickness, luster, and tension of the sound are all emotionally composed, and perfectly express the sound of the instrument. Anyway, it is a famous machine with thick, firm mid-bass, and a tasteful sound unique to vacuum tubes. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance Information: 2026.5.9 Maintained (QUAD2: Step Up Transformer Additional Block Capacitor 16 μF x 2 Hum Noise Replacement and Mounting Bracket Manufacture 1 x 2 Oil Capacitor 0.1 μF Deterioration Replacement x 2 Electrolytic Capacitor 22 μF Deterioration Replacement 1 x 2 x 2 Resistance 3W Deterioration Replacement 1 x 2 QUAD22: Vacuum Tube EF86 Replacement (2026.4.13 Supply Arrived) Adapter Missing 2 Block Capacitors Manufactured 16 μF x 3 → 3 additional electrolytic capacitors, 4 electrolytic capacitors, 22 μF deterioration replacement, 4 film capacitors, 0.1 μF, other deterioration exchanges, 2 resistors, 1 W and 1/2 W replacement, 8 gang error improvement measures → 1/4 W additional resistors, 5 AC plugs, additional vacuum tube socket and RCA jack caulking repair ※ Other operation check with AC 220V (rated output 13 W SP: 16 Ω wiring)
Accessories: power cable, copy of instruction manual, step-up transformer
Main specifications: 13W (16Ω) with rated output AC220V QUAD22: EF86 × 2 ECC83 × 2 input PHONO, RADIO, TAPE W267 × H89 × D148 mm 3.2 kg QUAD2: KT66 × 4 EF86 × 2 GZ32 15W+15W W321 × H162 × D119 mm 8.2 kg
Maintenance has been completed, such as 10 capacitors, 4 adjustment volumes, 2 relays replaced, main volume disassembly contacts polished, etc. It is a premain amplifier that allows you to enjoy the moist, glossy mid-high frequencies typical of Marantz, and the thick low frequencies, and it also makes you feel like analog. It can be switched between Class A and Class AB, and the MM/MC can also be switched with the front switch, so it is fully equipped. There is a small scratch on the top plate (Oikawa Tetsuji)
Maintenance information: 2026.5.9 Maintained (since internal contamination is severe, remove the left and right amplifier parts, etc., and clean them. Replace 10 deteriorated capacitors in the left and right main amplifier boards. B-grade A idling current adjustment volume exchange. Main volume disassembly contact polishing. Disassembly contact polishing for remote wire switches, push switches, etc. I/O pin jack polish
Accessories: copy of instruction manual
Main specifications: Class A operation 25W+25W (8Ω) Class AB operation 180W+180W (4Ω) 150W+150W (6Ω) 130W+130W (8Ω) W454 x H170 x D460 mm 27 kg
Maintenance has been completed, such as condenser replacement, various switches, volume cleaning, etc. Preamps were sold during the heyday of analog. Compared to C29 and later amplifiers, it has a rich and glossy mid-range. This is truly a preamp representing the golden age of McKinn. There is rust on the top plate (Sasaki Shota)
Maintenance information: 2026.5.9 Maintained (each SW, VOL cleaning. Pin jack cleaning. Pin jack piercing → plating wire treatment. Power supply capacitor deterioration replacement. Push button TAPE1, 2 dismantle and clean. lamp replacement. Phono level sound interrupted → VOL replaced. Main VOL shield case attached. Phono shield cable caulking defect correction, AC cable replacement)
Accessories: copy of the manual
Main specifications: input terminals, RCA4, PHONO input, 2 pre-out systems, W445 x H195 x D395 mm, 16 kg
Exterior cleaning/repair/top plate coloring, overall adjustment painting, and maintenance for each unit have been completed! This is JBL's masterpiece monitor speaker 4312A that continues from generation to generation. The mid-low range with JBL's original punch is outstanding. The energetic and clear bass makes you hear a slightly different sound from current JBL speakers. The exterior is also in good condition with no noticeable scratches. Serial 75365/75979 (Takahashi Nobuyuki)
Maintenance information: 2026.5.9 maintained (exterior cleaning/repair/top plate coloring coating/overall adjustment paint saran frame repair/reinforcement/net replacement woofer maintenance (edge damping agent application, cone paper coating, one-side center cap removal gap cleaning, gap filling, internal urethane replacement) tweeter/mid cleaning unit detachable))
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex crossover 1.1 kHz, 4.2 kHz impedance 8 Ω output sound pressure level 93 dB size W362 x H597 x D298 mm weight 20 kg
Manufacturer's maintenance completed! Marantz's classic pre-main amplifier. Equipped with a digital volume that can be finely adjusted. The SN is higher than the previous model, and the texture in the mid to high range has been improved. The sound field is also widely secured, and the sound is of a higher quality than the price. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.5.7 manufacturer maintenance completed (speaker relay replacement, inspection of each part, operation test)
Accessories: remote control, copy of instruction manual, power cable
Main specifications: input LINE x 3, XLR x 1, PHONO (MM/MC) x 1 with PRE OUT 100W+100W (8Ω) W440 x H168 x D444 mm 26.6 kg
Maintained by Denon Service. A model with excellent cost performance compatible with SACD. It also has a USB input on the front, and is compatible with WMA and MP3 playback, making it easy to use. Equipped with a number of features included in higher-level models, you can listen to clear sound with good extension in the high range*The remote control is a replacement (Oikawa Tetsuji)
Maintenance information: 2026.5.9 manufacturer maintenance completed (8 tact SWs, FL tube, CD traverse mechanism replacement FL board solder correction, operation sound test)
Accessories: remote control (replacement), copy of instruction manual, power cable
Main specifications: SACD/CD 192 kHz/32 bit USB terminal equipped W434 x H135 x D331 mm 8.0 kg
*For commercial use, it is sold as is. Standard model of 120V commercial power amplifier. It's high watt and can be played with plenty of room even with large speakers. Even though it's for commercial use, there is little coloring and the feeling that the sound flies straight through is very appealing. On the exterior, there are dents in the transformer and capacitor. Serial AE673105 (Tamura Eiji)
Maintenance information: 2026.5.9 operation confirmed (operation confirmed at 100V)
Accessories: none
Main specifications: 120V specification 155W+155W (8Ω) SNR 110dB W457 x D254 x H209 mm 18.1 kg
A network switch that helps improve sound quality with network audio. It helps improve the quality of network signals. It has a total of 8 high-quality Gigabit Ethernet ports, and can be connected to all audio devices' network ports at once. The exterior is dull and has small scratches. Serial N2324000371 (Tamura Eiji)
Maintenance information: 2025.9.7 operation confirmed
Accessories: AC adapter, instruction manual (English), LAN cable, original box
Main specifications: W155 x H26 x D85 mm weight 1.2 kg
A small monitor that incorporates a horn tweeter even though it is a desktop speaker. Compared to the 4312M, it has a wider treble, and the trumpet's atrium is quite realistic. There is yellowness on the corn paper, and there is a line scratch on the logo on the side (Oikawa Tetsuji)
Maintenance information: 2026.5.9 operation confirmed
Accessories: none
Main specifications: 2 way 2 speakers impedance 4 ohms output sound pressure level 90 dB dimensions W181 x H300 x D180 mm weight 4.0 kg
*Currently sold. This speaker system was created in collaboration with European sound designers. Although it is entry class, the playback sound is mild and high quality, and the high cost performance shines. There is a thread on the woofer edge (Sasaki Shota)
Main specifications: Format 2 way 2 speaker bass reflex type playback frequency range 45 Hz to 40 kHz impedance 6 ohms
Output sound pressure level 83db maximum external dimensions W145 x H238 x D234 mm mass 3.5 kg (1 unit)
Compatible with 5.0 m category 8 transmission speed (40 Gbps) LAN cable. A new technology “Tite-Shield,” which achieves a cable thickness of 2.5 mm despite applying triple shields to 23 AWG (approx. 0.57 mm) conductors, has been adopted. The model is soft and easy to use. (TAMURA Eiji)
Maintenance information: 2026.5.9 operation confirmed
Accessories: none
The price has been reduced! 2026/5/7 sales price 178,000 yen The flagship CD/SACD player that DENON is proud of. The thick mid to low range and the highly textured mid to high range sound were the deciding factors for the best seller. The high level of musicality stands out even when compared to modern players. There is a feeling of use on the exterior, such as dullness, small scratches, and bald paint on the remote control. Serial 1101503891 (Tomonori Asaine)
Maintenance information: 2026.5.2 operation confirmed
Accessories: instruction manual copy remote control power cord
Main Specifications: Compatible Format SACD/CD/CD-R/CD-RW Frequency Characteristics 2Hz to 50kHz (SACD) 2Hz to 20kHz (CD) SNR 117 dB (SACD) 120dB (CD) Total Harmonic Distortion Ratio 0.0005% (SACD) 0.0015% (CD) Analog Output 2.0V Digital Output Coaxial/Optical Advanced AL24 Processing Equipped High Rigidity Chassis Structure Power Consumption 30W External Dimensions W434×H150×D410mm weight 21.8 kg
The price has been drastically reduced! 2026/5/3 sales price Equipped with a beautiful lute type laminated cabinet presented by Italy, the country of strings, and a driver unit designed only for this unit at the time, this speaker is elegant in both design and sound quality. It is a famous machine that entertains the music with its relaxed atmosphere and bright sound, and continues to be popular even now. There are abrasions on one side and color loss due to sunburn. Serial 1679 (Fujisawa Yukishi)
Maintenance information: 2026.5.3 operation confirmed
Accessories: spikes, strings
Main specifications: 3 way 4 speakers bass reflex type playback frequency 32 to 40 kHz 4 ohms sound pressure level 90 dB W220 x H1,050 x D410 mm 36.8 kg/unit
The disposal price has been reduced! (Member discounts are not applicable) 2026/4/30 sales price 398,000 yen LINN high-end speakers have arrived. While this speaker is delicate and has a high amount of information, it is a high quality speaker with a high level of texture that is easy to listen to, so you won't get tired of listening. It is an excellent product that can also be finely adjusted with wiring and spikes. There are small scratches and dullness on the exterior. Serial 1171917/1171918 (Tamura Eiji)
Maintenance information: 2026.4.30 sweep check OK
Accessories: saran net, spikes, instruction manual
Main specifications: 5-way floor type playback frequency 49 Hz to 33 kHz (passive) 40 Hz to 33 kHz (active) input impedance 8 ohms efficiency 87 dB W210 x H1,000 x D380 mm mass 32 kg/book
The price has been drastically reduced! 2026/5/3 sales price 228,000 yen Diamond Tone masterpiece. The DS-205, which makes you feel the design of yesteryear, has arrived! The small aperture woofer is played in a large capacity enclosure, and the deep sound, which also has a soft, puffy texture, is attractive. It is a gem that is highly appreciated by music fans. Compared to R305, etc., it is one size smaller and easier to handle. There are some scratches, but it is a reasonably good individual. Serial 12365, 12596 (Fujisawa Yukishi)
Maintenance information: 2026.5.3 operation confirmed
Accessories: saran net, instruction manual
Main specifications: 2-way 2-speaker bass reflex output sound pressure level 88dB impedance 4Ω anti-magnetic design size W482 x H700 x D362 mm weight 26 kg
The 50th anniversary model of Diaton has an elegant birdseye maple glossy finish, and the way it sounds is European and smooth. The exterior has a feeling of use such as dullness. Serial 12869 (Fujisawa Yukishi)
Maintenance information: 2026.5.3 operation confirmed
Accessories: saran net
Main specifications: 2 way 2 speakers, bass reflex, bookshelf type, anti-magnetic design, 13 cm cone type, 3 cm cone type, frequency band 50 Hz to 30 kHz impedance 6.3 Ω sound pressure level 87 dB crossover 5 kHz dimensions W189 x H305 x D198 mm weight 3.7 kg
Set of 8 Technica hybrid insulators. Special anti-vibration rubber on the top and bottom “Honeynight” uses machined brass as the base material to effectively suppress unnecessary vibrations. The safety design prevents slipping even on light devices. The exterior is dull and oxidized over time, the color fades on the label, and the anti-vibration rubber deteriorates (Asae Satoshi Law)
Accessories: none
Main specifications: 3-layer hybrid structure (hannenite/brass/honeyite) diameter 20 x 11 mm, mass approx. 25 g (per piece), load capacity 5 kg (per piece)
Unopened item! Label protector for cleaning records. Attaching this product prevents the label from getting wet when cleaning records. By washing with water, it is possible to remove very small dust etc. that cannot be removed with a cleaner solution (Asaine Tomoho)
Accessories: original box
Main specifications: diameter: 118 mm, thickness: 5.7 mm, weight: 175 g
The price has been drastically reduced! 2026/5/2 sales price 128,000 yen with remote control and SD card! Master recorder AD/DA converter for business use. This device was originally developed for master recording in studios. In addition to PCM192 kHz recording, it also supports DSD 2.8/5.6 MHz recording and playback. It can also be used as an AD/DA converter. It is also compatible with file name editing etc. using only the main unit or connecting to a USB keyboard. It also has plenty of input/output terminals, and is also multi-functional as an AD/DA converter. This is an excellent device that allows you to record and edit high-resolution sound sources with just one unit. *Depending on the standard, SD cards may not be played, but these are specifications. As for the exterior, there is a slight unevenness in the display. (TAMURA Eiji)
Maintenance information: 2026.5.2 operation confirmed
Accessories: remote control, SD card, power cord
Main specifications: Compatible media/SDHC card (4GB to 32GB) /CF card (1GB to 64GB) Type I/*Only files can be copied with CF/SD to USB memory (2GB to 64GB), recording and playback format/44.1/48/88.2/96/176.4/192 kHz (16 bits/24 bits), analog input/output/RCA/balanced XLR digital input/output/S/PDIF/CASCADE, input Frequency/SRC off 44.1/48/88.2/96/176.4/192 kHz, SRC on 32 to 216 kHz W483 × H45 × D305 mm 4.2 kg
The price has been reduced! 2026/5/7 sales price 178,000 yen with original box! The current premain amplifier was born as a model commemorating Denon's 110th anniversary. It is a model that uses high quality parts from the SX1 LIMTED and specializes in sound quality and functionality. It is also equipped with a digital input, and the USB-DAC is DSD compatible. It's delicate, has a sense of dynamism, and plays a higher level of sound. Serial DBDJ042200786 (Tomoho Asaine)
Maintenance information: 2026.5.7 sound output confirmed
Accessories: remote control instruction manual, power cord, original box
Main specifications: 80W+80W (8Ω) speakers: load 4 to 16 ohms frequency characteristics 5 Hz to 100 kHz input: line input x 3, PHONO (MM/MC) x 1, EXT. PRE x 1, USB-B x 1, coaxial digital input x 1, optical digital input x 3 W434 x H182 x D450 mm weight 25 kg
The disposal price has been reduced. Member prices are not applicable. 2025/11/8 sales price 1,180,000 yen Exterior cleaning, unit gap cleaning, etc. have been overhauled! Officially imported by TEAC. Genuine TEAC autograph equipped with a TANNOY K3808 unit. The Shinkosha enclosure, which was manufactured with a license from the home country of England, was particularly appreciated for its good sound, and is characterized by a rich sound field reproduction that sounds loud like an autograph. The core K3808 coaxial 2-way unit is designed based on the famous monitor Gold and uses a gathered hard edge with good response. Coupled with the clear and sharp mid-high range, it creates a firm and majestic mid to low range (Oikawa Tetsuji)
Maintenance information: 2025.11.8 Maintained (exterior repair/polishing/painting. Front and rear baffle repair and painting. Saran net cleaning/repasting, frame repair. Unit maintenance: low pass side edge softening treatment/magnetic circuit gap cleaning/center adjustment, high frequency side magnetic circuit gap cleaning/center adjustment. Network maintenance: frequency characteristic check, ATT cleaning, one-sided defective resistor replacement, terminal cleaning unit detachment)
Accessories: none
Main specifications: 2-way, 1 speaker, all-horn system, corner type, 2-way unit (K3808), frequency characteristics, 50 Hz to 20,000 Hz, nominal impedance, 8 ohms, output sound pressure level, 96 dB, crossover frequency, 1,000 Hz, crossover frequency, 1,000 Hz, W1,070 x H1,525 x D670 mm, weight approx. 85 kg
The price has been reduced. 2026/4/23 sales price 49,800 yen Maintained! This is a 2-way channel divider with variable frequency. Both LOWPASS and HighPass can be independently adjusted between 600 Hz and 6000 Hz. Detailed settings can be made according to the application, and it is a convenient specification (Daiki Goto)
Maintenance information: 2026.4.23 Maintained (internal wiring fixed. Balance adjustment for each output level.)
Accessories: none
Main specifications: 2-way crossover frequency LOWPASS (600, 650, 700, 800, 900, 1000, 1200, 1500, 2000, 3000, 6000 Hz) HIGHPASS (600, 650, 700, 800, 900, 1000, 1200, 1500, 2000, 3000, 6000 Hz) independently variable low and high frequency with left and right independent volume dimensions W400 x H95 x D260 mm weight approx. 3.8 kg
The disposal price has been reduced. Member discounts are not applicable. 2026/4/27 sales price 498,000 yen Full maintenance from the exterior to the unit, attenuator, network, etc.! Crescendo is a speaker system developed by Electri and sold with Altech's approval. This time it's an original original box specification with the 604E mounted on it. You can enjoy the tasteful design unique to vintage speakers and the crisp American sound with good texture and momentum (Kobayashi Hitoshi)
Maintenance information: 2026.4.25 Maintained (exterior repair/polishing/painting
Front and rear baffle repair and painting. Unit maintenance: low range side cone paper coating/viscoid sagging removal/terminal cleaning, partial gasket repair on one side, high range side magnetic circuit gap cleaning/center adjustment, terminal cleaning. Network maintenance: frequency characteristics check, ATT cleaning, terminal cleaning)
Accessories: saran net
Main specifications: frequency characteristics 20 to 20,000 Hz, use unit 38 cm, 604E (coaxial type with built-in horn), maximum input, 35 W, output, sound pressure level, 97 dB, crossover frequency, 1.5 kHz, impedance 8 ohm/16 ohm, W690 x H1,018 x D485 mm
The disposal price has been reduced. Member discounts are not applicable. 2026/4/30 sales price 448,000 yen Top model in the No. 380 series. Genuine Harman This is the pinnacle of the 380 series, where sound quality has been improved by introducing high-quality parts. The high mid to high range with lots of information is attractive, clear, and smooth. You can also enjoy classical string music and vocal music with intonation quality (Murakoshi Yoichi)
Maintenance information: 2026.4.29 sound output confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: full balance circuit, 4 line inputs, 2 balanced inputs, 2 analog outputs, W400 x H98 x D364 mm, 10 kg
The disposal price has been reduced. Member discounts are not applicable. 2026/4/21 sales price 128,000 yen ※ There are holes in the top plate, woofer edge repair marks, and saran net. Woofer edge softening treatment has been applied to revive the original rich low frequencies. An improved version of the DS-2000, a high rigidity (high rigidity) HR model. It is a very tight, well-defined sound, and the tight bass and mid- to high-pitched sound that stretches comfortably are attractive. In addition to the exterior, as described above, a feeling of use can be seen, such as dullness, abrasions, etc. Serial 14928 14944 (Hiura Katsuji)
Maintenance information: 2026.4.10 maintenance completed (edge softening treatment, edge crack repair, grill dent correction, exterior retouching correction)
Accessories: saran net
Main specifications: 3 way 6 ohm playback frequency band 28 Hz to 40,000 Hz output sound pressure level 90 dB crossover frequency 500 Hz, 4500 Hz maximum input 180 W W410 x H712 x D372 mm 42 kg/unit
The disposal price has been reduced. Member prices are not applicable. 2026/4/29 sales price 448,000 yen It is a vacuum tube power amplifier that achieves a large output of 50W+50W during stereo operation and 100W in mono operation due to parallel single-end/push-pull. The sound spreads well, and the sound is smooth and glossy. There are stains and scuffs on the whole. ※The front power transformer groans very slightly, but these are product specifications (Oikawa Tetsuji)
Maintenance information: 2026.4.29 Operation confirmed
Accessories: power cable
Main specifications: parallel push-pull output: 50 w/ch (8 Ω) frequency characteristics: 15 Hz to 40 kHz output damping factor: 18 S/N: 92 dB used vacuum tubes: ECC83 x 2, ECC85 x 2, EL34 x 8 W405 x H150 x D405 mm 21 kg
The price has been drastically reduced. 2026/5/5 sales price 1,380,000 yen The unit has been refreshed with internal and external maintenance including edge replacement and overhaul! A system equivalent to Westminster's modifications. Improvements have been made, such as adopting internal wiring with less transmission distortion and replacing the level control part with gold-plated parts. It has an overwhelming presence, and it is a famous machine that plays high-quality playback sound from an elegant design that looks like a work of art. The exterior has also been beautifully finished due to maintenance (Oikawa Tetsuji)
Maintenance information: 2026.5.5 maintained (exterior repair/polishing/oil finish, saran net cleaning/repasting, frame repair
Unit maintenance: low band edge exchange/magnetic circuit gap cleaning/center adjustment, high frequency side magnetic circuit gap cleaning/center adjustment network maintenance: frequency characteristic check/ATT part contact cleaning, faston terminal cleaning unit detachment)
Accessories: key, instruction manual
Main specifications: compound horn type enclosure+dual concentric unit (3839W) W1030×H1300×D631mm 115kg/bottle