Equipped with galvanic isolation technology, this item reduces digital noise transmitted through LAN cables and optimizes data quality. It is used by connecting to a router and a network audio player, etc. (FUJISAWA KOSHI)
Maintenance information: 2026.2.28 Operation confirmed
Accessories: original box, AC adapter, connection cable
Main specifications: USB-TYPEC DC/1A W99 x H24.2 x D92.8 mm 241 g
A popular item that can re-clock the USB input with an external clock. A master clock generator that improves the sound quality of digital devices. PCM is 192 kHz/32 bit, and DSD can input up to 256. Equipped with a wide range of inputs and outputs, it can also be used as a high quality format converter. There are small scratches on the exterior (Hiura Katsuji)
Maintenance information: 2026.2.26 sound output confirmed
Accessories: instruction manual, power cord
Main specifications: Master clock generator input USB TypeB BNC x 1 word clock output BNC x 4 audio input AES3/11 (XLR) x 1, S/PDIF & AES3ID input (BNC) x 1, OPT input (toslink) x 1 W196 x D156 mm 1.4 kg
A reference clock generator that generates a 10 MHz signal. The highly accurate clock reference and low noise design greatly improve the sound quality of digital playback systems. It is compatible with 2 50 ohms and 6 impedance outputs of 75 ohms, and can be used with optimal values according to the device to be connected. Serial 1392140518 There are small scratches on the exterior (Hiura Katsuji)
Maintenance information: 2026.2.26 sound output confirmed
Accessories: instruction manual power cable
Main specifications: BCN output x 8 (50 ohm x 2 75 ohm x 6) W198 x H88 x D300 mm weight 4.4 kg
Headphone monitoring controller with built-in Behringer stereo USB audio interface. It has 2 input systems and 3 monitor outputs. It's cheap yet has quite good sound quality. The exterior is dull. (FUJISAWA KOSHI)
Maintenance information: 2026.2.27 Operation confirmed
Accessories: instruction manual, power cord
Main specifications: W216 x H84 x D199 mm 1.5 kg
Self-made line transformer with Ampex (Mallory manufacture) 1:1 line input transformer casing. The left and right models are the same, but the print is slightly different, and resistance is attached only on one side of the interior (sound pressure can be heard the same), and the exterior, dullness, and feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2026.2.23 Operation confirmed
Accessories: none
Main specifications: 600 ohms: 600 ohms 30 Hz to 120 kHz W x H x Dmm kg
The volume is smooth and moderately heavy, and it is a headphone amplifier with a simple, uncomplicated, natural, and comfortable neutral sound. The exterior is dull and has a feeling of use. Serial AA004639 (Takahashi Nobuyuki)
Maintenance information: 2026.2.25 Operation confirmed
Accessories: instruction manual power cable
Main specifications: 3 Hz to 300 kHz 8 ohm to 10 kΩ 106 dB W160 × H58 × D283 mm 2.2 kg
*The software has been upgraded to 4.0. A high-resolution digital music library with 2 x 2 hard drives. The hardware of the company's N1A has been greatly enhanced, and in addition, convenience has been further enhanced, such as setting a single drive model similar to an HDD player and adding a dedicated port for USB-DAC connection. There are some scratches on the exterior. (TAMURA Eiji)
Maintenance information: 2026.2.25 Operation confirmed
Accessories: power cord
Main Specifications: Mirrored 2TB Striped 4TB USB Ports: Front USB 3.0 Back USB 3.0 Back USB 2.0 (Equipped with a dedicated port for USB-DAC connection)
LAN port: 2 ports (LAN port, player port) W435 x H67 x D355 mm, weight 6.5 kg
Maintained! Popular CELLO high precision attenuator unit. Genuine RF Adjustable in 1 dB steps. It has a reputation for being as fresh as an encore preamp. As a passive attenuator, the sound quality is top ranked. The exterior is dull throughout. Serial 0235 (Yonejima Satoshi)
Maintenance information: 2026.2.18 Maintained (ATT decomposition, polishing, cleaning, protective agent coating, mechanism part cleaning, position misalignment correction, input/output voice check, interior and exterior cleaned.)
Accessories: power cord
Main specifications: 58 contact switching passive attenuator selector 4 inputs/1 output input impedance 10 kΩ output impedance 0 to 10 kΩ dimensions W 240 x H100 x D 250 mm weight 1.6 kg
※There is no problem with operation, but it is currently sold as it is a commercial device. Yamaha digital reverberator. With the 4 knobs on the front panel, you can easily edit like an analog one. The whole thing is dull (Oikawa Tetsuji)
Maintenance information: 2026.2.21 operation confirmed
Accessories: none
Main specifications: W480 x H45 x D227.9 mm 3.5 kg
The disposal price has been reduced! Member prices are not applicable. 2026/2/16 sales price 298,000 yen with original box! Clean power supply up to 1200VA. It improves power supply waveforms polluted by noise and distortion, improves SNR, and expands sound field space. Since it has a large number of ports, it is suitable for connecting multiple players and amplifiers. There are multiple line wounds around the back outlet (Sasaki Shota)
Maintenance information: 2026.2.16 Operation confirmed
Accessories: manual, power cable, original box
Main specifications: maximum output 1200 VA (W), 3 pins x 6 ports, 2 pins x 2 ports, W465 x H243 x D500 mm, 38.9 kg
Comes with original box An enhanced power supply that can be used for the company's vacuum tube premain amplifiers V40SE, V70SE, etc. With the external reinforced power supply for the power amplifier section, improvements in separation, depth of sound field, etc. can be expected. Please upgrade to the V40SE which is in stock at the same time. There is a wound on the upper front (Oikawa Tetsuji)
Maintenance information: 2026.2.16 Operation confirmed
Accessories: original box
Main specifications: W180 x H97 x D257 mm 2.5 kg
※The LCD display is very dark, but it will be delivered as is. High accuracy master clock generator. Although it is a crystal oscillator, it has been tuned with high accuracy, so the sense of positioning and good sound field have been improved to each level. Enjoy connecting an external input to a rubidium oscillator or the like. There is dullness (Sasaki Shota)
Maintenance information: 2026.2.16 storefront operation confirmed
Accessories: manual, original box, power cable
Main specifications: master clock generator frequency 44.1 (48) /88.2 (96) /176.4 (192) 100kHz W442×H97×D353mm 9.1 kg
High speed inertia for SX-8000 It brings an even greater sense of stability to the micro gunmetal turntable. There is dullness, oxidation, and a feeling of use. Serial 02023439 (Fujisawa Yukishi)
Maintenance information: 2026.2.16 Operation confirmed
Accessories: No accessories
Main specifications: High speed inertia unit (inertial assist device) zinc weight frame weight approx. 15 kg
The price has been reduced. 2026.2.8 sales price 79,800 yen ※The fading of the front panel is conspicuous. Audio-Technica Class A headphone amplifier. High-power MOS-FET is used as the output stage, and the sound is straight, bright, and strong. Equipped with DC direct and AC coupled inputs (Shota Sasaki)
Maintenance information: 2026.2.8 operation confirmed
Accessories: power cable
Main specifications: 1200 mW+1200 mW (32 Ω) output 2 systems W270 x H93 x D 240 mm weight 5.0 kg
※Since there is no manufacturer, it will be handed over as is. PSE compatible CSE clean power isolation regulator. I want to have one as a dedicated power source for audio at home without worrying about the noise created by home appliances. By adopting an oscillation amplification system, you can enjoy clear sound quality without distortion. There is a scratch on the top plate on the exterior (Mizusaki Ryo)
Maintenance information: 2026.2.12 Operation confirmed
Accessories: instruction manual
Main specifications: Isolation regulator, 400W/100V, 4 ports, W347 x H150 x D418 mm, 16.5 kg
Hi-Fi is in stock for the first time! A powerful D/D converter equipped with a 10M CLK input. USB input can be converted to COAX/OPT/AES/I2S (Daiki Goto)
Maintenance information: 2026.2.14 Operation confirmed
Accessories: power cable, attached disc
Main specifications: D/D converter digital output terminals: coaxial (75Ω) AES (XLR), optical word clock frequency PCM44.1 kHz to 768 kHz DSD 2.82 MHz to 22.57 MHz W220 x H50 x D170 mm
Comes with original box! A voicing equalizer with an automatic sound field correction function built into a graphic equalizer equipped with a high-speed DSP. We have prepared a simple course where automatic measurement and correction can be performed with simple operation using a stylus, and a custom course where sound field correction can be pursued for the desired sound. In addition to coaxial digital/optical digital, the digital out is also equipped with the company's own HS-LINK. It is designed so that a maximum source input of 192 kHz/24 bits can be performed. The exterior is fine with no noticeable scratches, etc. (Murakoshi Yoichi)
Maintenance information: 2026.2.14 sound output confirmed
Accessories: remote control, instruction manual (copy), power cord, microphone, microphone cable, microphone holder, RCA cable
Main specifications: digital input (HS-LINK x 1 COAXIAL x 1) digital output (HS-LINK x 1 COAXIAL x 1 OPTICAL x 1) analog input (RCA x 1 XLR x 1) analog output (RCA x 1 XLR x 1) USB terminal USB 2.0/3.0 (up to 128 GB) * for flash memory connection W465 x H161 x D396 mm 14.3 kg
Upsampling converter+master clock generator. It supports DUAL AES 176.4 kHz output for upsampling, but it also supports 176.4 kHz output with 1 coaxial axis. Furthermore, if an ultra-high accuracy oscillator such as rubidium is connected externally, the number of sounds will clearly increase, and even fine expressions that could not be heard until now can be clearly heard. There are scratches on the top plate and marks of leaving things behind (Sasaki Shota)
Maintenance information: 2026.2.7 operation confirmed
Accessories: manual
Main specifications: clock frequency 44.1/88.2/176.4/48/96/192 kHz upsampling 44.1/88.2/176.4 kHz (single COX OUT/dual AES OUT selectable) 3 digital input terminals (optical/coaxial x 2) 4 digital output systems (optical/coaxial/balanced x 2) word clock output terminals with external clock input such as a rubidium clock, etc. W442 x H96 x D359mm 7.9kg
The price has been drastically reduced! 2026/1/28 sales price 89,800 yen A headphone amplifier incorporating tube OTL amplifier technology. You can enjoy the headphones with a warm vacuum tube sound. You can aim for mild sound quality without getting tired of listening. There are line marks on the exterior. (YONEJIMA Satoshi)
Maintenance information: 2026.1.28 Operation confirmed
Accessories: power cable
Main specifications: Vacuum tube used RCA/12AT7 x 2 Elehamo/ECC82 x 4 W300 x D240 x H140 mm 5.1 kg
By simply sandwiching it between the CD or DAC and the amplifier, the sound gathers at the center when you turn the knob of a line amplifier that changes the digital sound source to an analog-like warm and realistic sound. The exterior has a feeling of use such as dullness (Tomoho Asaine)
Maintenance information: 2026.2.6 operation confirmed
Accessories: none
Main specifications: size 108 x 45 x 140 mm, weight 389 g (actual measurement)
The price has been reduced. 2025/12/17 sales price 19,800 yen. ※Inexpensive because the remote control is out of stock. Currently sold. A network audio player that complies with DLNA 1.5. Equipped with a USB DAC function. It is equipped with coaxial/optical digital input, iPod/iPhone (Air Play) compatible, and front USB input. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2025.12.10 Operation confirmed
Accessories: power cable
Main specifications: Playback file/MP3, WMA, AAC, WAV, FLAC digital input/LAN, coaxial, TOS, TypeA, USB TypeB digital output/coaxial, TOS W440 × H106 × D343 mm 6.5 kg
*Currently sold. Compact 31-band 2ch graphic equalizer with 20mm faders. The boost cut width of each filter can be switched between ±6 dB/± 12 dB. Precise correction is possible. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.2.3 operation confirmed
Accessories: instruction manual, power cable
Main specifications: W482 x H89 x D152 mm weight 2.81 kg
※The cork sheet on the turntable is glued together, but this is the current situation. Cleaner fluid is out of stock. VPI's classic vacuum record cleaner. Attach the record to the turntable, apply cleaner liquid, clean it with a brush, and then use a vacuum method to strongly suck fine dust and dirt that has entered the disc's groove. Cleaner liquid is not included. Exterior, exterior sheet peeling, dullness, and feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2026.1.24 Operation confirmed
Accessories: power cable, brush
Main specifications: W394 x H235 x D362 mm 12.7 kg
The disposal price has been reduced! (Member prices are not applicable) 2026/1/19 sales price 798,000 yen with original box, 3D microphone for measurement, and Wi-Fi USB adapter! Batteries are being replaced and inspected at Stellar. This is TRINNOV's sound optimizer. With the current best sound correction technology, you can easily improve the acoustical characteristics of a room. Acoustic characteristics are measured with a unique 3D measurement microphone, and the built-in microprocessor measures and corrects the room's low-frequency acoustic characteristics, group delay characteristics, phase characteristics, and impulse response. With VNC connected to a LAN, it can be operated with a PC, Mac, iPad, iPhone, or Android device without the need for dedicated software, etc. The exterior is generally good. Serial S-000514 (Tomonori Asaine)
Maintenance information: 2026.1.18 Maintained (backup battery replacement operation confirmed)
Accessories: instruction manual, power cord, 3D microphone, microphone connection cord, Wi-Fi connection, USB adapter, original box (main unit only)
Main specifications: analog input terminal/XLR x 2, RCA x 2 digital input terminal/AES/EBU x 1, S/PDIF, RCA x 1 analog output terminal/XLR x 2 digital output terminal/AES/EBU x 1, S/PDIF, RCA x 1 W441 x H97 x D418 mm approx. 9.4 kg
Passive attenuator using Seiden ALAT3210S. Both input and output are RCA only. There is an insulator mark on the top plate (Oikawa Tetsuji)
Maintenance information: 2026.2.1 operation confirmed
Accessories: none
Main specifications: W90 x H67 x D165 mm 380 g (actual measurement)
*Currently sold. Vacuum tube graphic equalizer in the ONTOMO MOOK appendix. 5 bands (55, 220, 880, 3.5 k, 14 kHz) can be adjusted by ±8 dB. It comes with an ON/OFF switch for the GEQ function, so you can play easily. There are no visible scratches on the exterior, etc., and it is only dull (Murakoshi Yoichi)
Maintenance information: 2026.1.25 sound output confirmed
Accessories: power cord
Main Specifications: Input Impedance: 500 kΩ Output Impedance: 330 Ω Frequency Characteristics: 20 to 100 kHz S/N Ratio: 100 dB Crosstalk: 80 dB or less W183 x H120 x D88 mm 0.9 kg
By simply sandwiching it between the CD or DAC and the amplifier, the sound gathers at the center when you turn the knob of a line amplifier that changes the digital sound source to an analog-like warm and realistic sound. The exterior has a feeling of use such as dullness (Tomoho Asaine)
Maintenance information: 2026.2.1 sound output confirmed
Accessories: none
Main specifications: size 108 x 45 x 140 mm, weight 389 g (actual measurement)
The price has been reduced. 2026/1/27 sales price 24,800 yen. An entry-level network audio server. By inheriting the software technology cultivated with “fidata,” it can also be used as a network audio player by combining it with a USB-DAC. It can be said that the exterior is good with little feeling of use (Murakoshi Yoichi)
Maintenance information: 2026.1.27 sound output confirmed
Accessories: power cable, instruction manual
Main specifications: HDD2TB equipped USB-DAC output format PCM format (44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 352.8kHz, 384kHz, 705.6kHz※, 768kHz※) *wav, aiff only DSD format (DoP) (2.8 MHz, 5.6 MHz, 11.2 MHz) W168 ✕ H43 ✕ D134 mm 1.2 kg
Graph equalizer with spectrum analyzer. The variable width can be switched between 6 dB and 12 dB. It's easy, but you can make fine adjustments, and I think it will help you create the sound you like. The exterior is dull and there is a feeling of use such as scratches on the top plate. Serial 8031663 (Takahashi Nobuyuki)
Main specifications: size W370 x D320 x H95 mm weight 4.0 kg