*Since the digital input circuit module cannot be repaired, the digital input cannot be used. Maintained! Kenwood pre-main amplifier. It plays clear, transparent mid-high frequencies and low frequencies with a firm sense of power typical of Kenwood in a well-balanced manner. There is an air cap mark on the top of the front panel. (KOBAYASHI Hitoshi)
Maintenance information: 2024.4.24 Maintained (input board connector correction, switch correction, contact correction, operation confirmation) 2023.5.21 Maintained (display lamp replacement. Switch and volume contact correction. (*The digital circuit module is broken, but the digital input cannot be used because it is not available)
Accessories: none
Main specifications: 150W+150W (8Ω) phonomC/mm mounted damping factor 1000 W 476 x H170 x D424 mm 19.7 kg
2023/10 manufacturer maintenance completed! The flagship stereo power amplifier model with a KT120 push-pull configuration by Sun Valley. An output transformer with a bifiler-wound custom-made by Hashimoto Electric is used. It achieves both a wide range of sound that is pleasant to listen to. This is a powerful power amplifier that can make even vintage speakers sound with modern speakers. The exterior is dull. Serial 52JTN2442367 (Kobayashi Hitoshi)
Maintenance information: 2023.10.20 manufacturer maintenance (PT replacement with a brand new product, carrying out energization after returning the remodeled point to a normal state, measurement of voltage of each part and measurement of various characteristics, music playback test)
Accessories: power cord
Main specifications: used vacuum tube KT120 push-pull 55W+55W KT120 x 4 (TUNG-SOL), 12BH7A x 4 (ELECTRO HARMONICS), CV4003 x 2 W400 x H380 x D220 mm 32 kg
Maintained! DENON's vintage pre-main. It has a sense of transparency, three-dimensionality, and sound field that you wouldn't think of an amp from the 70s. Also, be sure to try out the deep and tasteful tuning that you can never enjoy with the company's current models. The cost performance is high! You can see a feeling of use such as appearance, dullness, stains, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.24 maintenance completed (switch disassembly contact polishing, contact cleaner application) 2013.2.19 maintained (54 deteriorated transistors and capacitors replaced/use of nichikon MUSE, etc., RCA terminal replacement, speaker terminal replacement, input/output waveform confirmation, sound output test OK)
Accessories: copy of instruction manual
Main specifications: pre, main separable 32W+32W (8Ω) PHONO2 system (mm) W370 x H141 x D310 mm 8 kg
The 1.3 m power cable uses a polymer polyolefin material for the untreated terminal sheath. The thickness, which can be called overspec, ensures high speed and large current capacity. You can see the exterior, dullness, scuff marks, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.19 Continuity confirmed (PSE certified product)
Accessories: none
A sound field tuning panel with strong stainless steel ribs with a thickness of 3 mm attached to Cirlogic's wooden tuning panel to give it the ability to contain deep bass. The hollow structure of coniferous plywood and pine wood enhances the transparency of sound quality. There are various ways to use it depending on the installation method, and it is versatile, such as expanding the listening point and enjoying sound quality with a comfortable sound field even in the living room, or absorbing boomy sound quality and enjoying fresh sound quality. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Accessories: none
Main specifications: Dimensions W910 x H1300 x D61 mm 26.6 kg (actual measurement)
The optional phono card is not included. In North America, CLASSE is a popular brand along with McIntosh and KRELL. Since it has straight expressiveness and driving ability, it reproduces a rich sense of sound field. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.19 Operation confirmed
Accessories: remote control, power cable
Main specifications: maximum output 100W x 2 (8Ω), 200W x 2 (4Ω) input unbalanced 4 systems, balance 1 system power consumption 260W (rated) W445 x H121 x D419mm 23.0 kg
This is the first DAC model, a masterpiece by CHORD that took the world by storm with its innovative sound. Even if you just check it with the small speakers, you can clearly feel the sound quality. Please enjoy the superb luster of the sound and amount of information. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.4.19 Operation confirmed
Accessories: instruction manual, power cord, original box
Main specifications: Digital input: coaxial (BNC), optical, AES/EBU x 1 system, analog output terminals: unbalanced, balanced x 1 system each, W335 x H65 x D145 mm, actual measurement 4.3 kg
It is the SPU “number one” newly created with the goal of reproducing the thickness and thickness of the sound of old SPUs of yesteryear. Among them, the #1S is a cartridge that uses a round needle, and a wide range is also added. Serial 312009 (Kanai Hidetsugu)
Maintenance information: 2024.4.23 sound output confirmed
Accessories: original box, instruction manual, needle cover
Main specifications: round needle output voltage 0.18 mV internal impedance 2 ohms needle pressure range 3.0 to 5.0 g dead weight 30 g
It is the SPU “number one” newly created with the goal of reproducing the thickness and thickness of the sound of old SPUs of yesteryear. Among them, the #1S is a cartridge that uses a round needle, and a wide range is also added. Serial 242699 (Kanai Hidetsugu)
Maintenance information: 2024.4.23 sound output confirmed
Accessories: original box, instruction manual, needle cover
Main specifications: round needle output voltage 0.18 mV internal impedance 2 ohms needle pressure range 3.0 to 5.0 g dead weight 30 g
Comes with a dedicated stand DK-205! A masterpiece of Diatone. 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 the R305, etc., it is one size smaller and easier to handle. There are repair marks on the side molding, front of the stand, etc., and dents and abrasions are scattered (Kanai Hidetsugu)
Maintenance information: 2024.4.24 sound output confirmed
Accessories: dedicated stand, saran net, jumper cable (replacement)
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 stand H450 x H230 x D351 mm weight 9 kg
MARK LEVINSON JC-2 power supply box produced by Rizaye. Operation has been confirmed. The main unit connection cable is not included. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.4.21 Operation confirmed (sound output confirmed on JC-2)
Accessories: power cable
Main specifications: W140 x H83 x D204 mm 1.1 kg
Vacuum tube CD players are rarely in stock. It looks like a product manufactured in Germany and the Netherlands based on the MarantzCD-4000 package, and you can comfortably listen to the mild sound quality unique to tube balls and the gorgeous high frequencies that pop out. This is a great item for those who want an accent to the sound. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.19 Operation confirmed
Accessories: instruction manual
Main specifications: W440 x H90 x D270 mm weight 3.82 kg
A dedicated insulator developed for the company's CD player Njoe Tjoeb. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Accessories: instruction manual
Main specifications: 50 mm in diameter, 25 mm in height (actual measurement)
Set of 4 classic TAOC basses. Made of high-carbon cast iron with excellent vibration handling capabilities. It can be used for a wide range of speakers from large to medium, and accurately reproduces sound images. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Accessories: none
Main specifications: W100×H200×D300mm 9.2 kg
*Both the main body and ottoman are inexpensive because the leather is torn and leaves a feeling of use. Ottoman with optional swing table Scandinavian design stressless chair. It is the best recliner that reclines naturally by simply putting weight on the backrest, and lifts up the backrest at the same time as the body is raised ※Shipping is estimated separately. In addition to the exterior, as described above, a feeling of use can be seen, such as dullness, threads, etc. (Kobayashi Hitoshi)
Accessories: none
Main specifications: W75×H96-106×D75mm ottoman W55×H40×D41mm
This is a rhodium-plated model of the long-selling FI-11 series L-type plug FI-12L series. Adopts a new plating method and a newly developed cable clamp to control stable grip and resonance. Improved sound quality and improved durability have been achieved (Kobayashi Hitoshi)
Accessories: none
Main specifications: L type power plug cable, suitable diameter 9.5 mm to 17.0 mm, dimensions: 42.2 x 55.0 x 66.4 mm
National power plug The exterior, dullness, and feeling of use of the PSE certified medical ground 15A cap can be seen (Kobayashi Hitoshi)
Accessories: none
The core model of the high-grade power plug “PC Series”. All PSE standard parts are completely non-magnetic. Due to the characteristics of silver+rhodium plating, it has high resolution, high response, and wide range characteristics. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Accessories: none
PSE standard product UL compliant FURUTECH inlet plug is a non-magnetic material design using gold-plated copper screws and stainless steel parts (Kobayashi Hitoshi)
Accessories: none
Unspecified marble board. The top plate and 5 sides have a mirror finish. Use it for amplifiers, CD players, etc. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Accessories: none
Main specifications: W300 x H30 x D450 mm 10.6 kg (actual measurement)
3P power plug 125V/15A specification. The thickness from the low to medium range is natural, and the unplated brass sound has no habit compared to other plated plugs, so you can use it with peace of mind. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Accessories: none
PSE standard product ACROLINK power plug Model number unknown The exterior, dullness, and feeling of use can be seen (Kobayashi Hitoshi)
Accessories: none
* Source Direct SW cover is missing and cannot be used, so it is cheap (it is off). Maintained by the manufacturer! 4th generation of the DENON 2000 series. It is an amplifier that can be enjoyed regardless of the genre of music, with its plump, loud mid and low frequencies, and a pleasant, sharp tone. Scratches, dullness, stains, and a feeling of use can be seen on the exterior and front edge (Kobayashi Hitoshi)
Maintenance information: 2024.4.20 maintenance completed (select switch disassembly contact polishing grease applied, direct idling adjustment to the side where SD switch tone can be controlled (using repair auxiliary parts) operation tested)
Accessories: copy of instruction manual
Main specifications: High-rigidity 6-block, separated chassis, power amplifier, direct input, bi-wiring compatible, 80W+80W, W434 x H180 x D478 mm, 23.5 kg
Maintained! A pre-main amplifier that allows you to enjoy the glossy and thick sound typical of Sansui. What is noteworthy is the mid-low range, and the bass line, which clearly reveals the outline, is an appeal unique to the KX series during this period. The exterior is dull and has a feeling of use (Hiura Katsuji)
Maintenance information: 2024.4.20 maintenance (output relay replacement, power amplifier circuit resistance replacement, power supply circuit capacitor replacement, tape selector, etc., switch disassembly, polishing grease application (input selector, power amplifier direct, source direct, reck-out, tone, loudness, muting switch), various volumes, switch cleaning, solder main part repair, pin jack polishing, interior and exterior inspection, cleaning, operation confirm)
Accessories: copy of instruction manual
Main specifications: 90W+90W (8Ω) phono mm/MC compatible dimensions W430 x H161 x D446 mm weight 18.0 kg
2022/5/18 Maintenance completed. An original C22, a famous machine admired by enthusiasts. The thick, soft, and strongly extruded tone is a pleasant tone that can only be experienced with an old McKinn. It has a rich tone centered around the middle range with a high concentration, and it sounds with plenty of realism. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2022.5.18 maintenance (1/4 W resistor added, AC cord replacement/side lamp replacement, electrolytic capacitor 100 μF replacement, oil capacitor 0.01 μF replacement, electrolytic capacitor 40 μF replacement, block capacitor 40/20/1000 μF replacement, electrolytic capacitor 1000 μF addition, resistance 1W and 1/2 W replacement, vacuum tube socket and RCA jack caulk repair . Operation has been checked with AC 100 to 117 V.)
Accessories: copy of instruction manual
Main specifications: 117 V specification, 4 input systems, 2 phono systems, frequency characteristics, 20 Hz to 20 kHz (± 0.5 dB), signal-to-noise ratio, 85 dB (high level), 62.5 dB (low level), distortion ratio 0.2%, W406 x H138 x D330 mm, 7.3 kg
Set of 8 Audio-Technica iron blocks. There is more weight than it looks, and the sound seems to be tight when used under an amplifier or small speaker. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Accessories: original box
Main specifications: W30 x H30 x D30 mm weight 136 g
The die-cast aluminum shell has no screws, has a heavy weight, is sturdy, and the design is stylish and creative. Rigidity is high and low frequency tightness can be expected (Mizushima Itsuro)
Maintenance information: 2024.4.22 continuity confirmed
Accessories: none
Main specifications: Die-cast aluminum, self-weight 10.6 g
Yamaha perforated lightweight shell. It is lightweight and strong due to aluminum press processing. The exterior and finger tips are straight, and a feeling of use such as dullness can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.4.19 Continuity confirmed
Accessories: none
Main specifications: aluminum stamping dead weight 9g
TOWER RECORDS turntable mat set of 3 Usually it comes in a set of 2. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Accessories: original bag
USB cable 1.2 m, aiming for a high level of sound quality, the cable structure has a 3-layer shield structure that thoroughly blocks noise and reduces signal loss, uses silver-plated α-OCC as the conductor, and a 24K gold-plated plug for the connector (Mizushima Itsuro)
Maintenance information: 2024.4.22 continuity confirmed
Accessories: none
A line selector that can be easily switched with an RCA connection. It can also be used for 4 input systems, 1 output system or 1 reverse input system, and 4 output systems, making it convenient to switch between multiple amplifiers and sources (Mizushima Itsuro)
Maintenance information: 2024.4.22 continuity confirmed
Accessories: instruction manual
Main specifications: 1 system/4 system input/output W160 x H65 x D95 mm 530 g
Phono cable 0.5m RCA-RCA earth missing The sound quality is thick and powerful, typical of Audiocraft. It has unmistakably neutral properties. You can see the exterior, dullness, etc. and a feeling of use (Kobayashi Hitoshi)
Maintenance Information: Continuity confirmed
Accessories: none
The 1.5m power cable has a high attenuation rate of weak vibrations, and the sense of distortion is minimal due to the high rigidity, so the impression is that the sound quality is precise and accurate. Try it with a sound source with a large number of instruments, such as classical symphonies. In addition to the exterior and a lot of friction, you can also see a feeling of use such as dullness (Kobayashi Hitoshi)
Maintenance information: 2024.4.19 Continuity confirmed
Accessories: none
Main specifications: blade beryllium copper (mirror polish) plating, thick silver plating (1.5 μm) + rhodium plating (0.3 μm) finish, chassis, high rigidity PBT (with 30% glass fiber), cover, high rigidity polycarbonate, completely non-magnetic, 125V/15A specification, PSE certified
Maintained! The 306 series was supported as a pure audio entry model. It has plenty of phono circuits, is MM/MC compatible, and impedance can be adjusted. Clear, high quality sound quality with W super servo system. I feel that the sound quality, which has a slight core, is good in this era. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.22 maintenance completed (mode, recout, input, subsonic, cartridge, phono selector switch disassembly, polishing grease application, replacement of all indicator lamps, solder repair, pin jack polishing, internal inspection and cleaning, each volume, switch cleaning, operation confirmation)
Accessories: instruction manual
Main specifications: PHONO (MM/MC) 2 system frequency characteristics 0.8 Hz to 170 kHz dimensions W480 x H100 x D403 mm weight 10.5 kg
※The sound output has been confirmed, but since it is not compatible with the manufacturer, it will be handed over as is. It is a cost-effective USB DAC with a built-in headphone amplifier. The DAC is equipped with 2 8-channel DACs “ES9016” made by ESS. The headphone amplifier is also compatible with 4-pin and 3-pin XLR terminals (balanced drive). There are plenty of connection terminals, so you can connect to a PC, CD, TV, etc. The clear and tight sound does not choose any music genre. Serial ODID0019101JP (Mizushima Itsuro)
Maintenance information: 2024.4.22 operation confirmed
Accessories: remote control, instruction manual (damaged), power cable
Main specifications: sampling frequency/USB input (PCM) 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz, 352.8 kHz, 384 kHz (16, 24, 32 bit) USB input (DSD) 2.8 MHz, 5.6 MHz COAXIAL/OPTICAL/AES/EBU input 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz (16, 24 bit) digital input USB 1 system, COAXIAL2 system, OPTICAL2 system, AES/EBU (XLR3) 1 system analog output unbalance (RCA) 1 system balanced output (XLR3) 1 system (with fixed level/variable switching, with phase switching function) headphone output imbalance (STD) 1 system, balance (XLR3) 1 system, balance ( XLR4) 1 system W296×H101×D271mm 6.3 kg
The price has been reduced. 2024/4/22 sales price 128,000 yen Maintained! A famous machine 44 with an easy-to-handle RCA terminal added to the rear terminal of the Quad control amplifier. The British QUAD's small preamp is a perfect balance between the freshness and richness of character. You can enjoy a calm, high-quality sound when paired with the same speakers made in England (Murakoshi Yoichi)
Maintenance information: 2024.4.18 maintenance (internal all checks, power supply filter C ± B bypass C replacement, balance VOL cut off sound → cleaning, check each board)
Accessories: 2 DIN input cords, power cord, instruction manual (copy)
Main specifications: 2 LINE inputs, 2 TAPE2 systems (DIN input or more), 1 PHONO input system, Phono sensitivity 1m/3m/10mV switching W321 x H103 x D203 mm 4 kg
Maintained! This is a 907 series higher class premain amplifier. Not only is the sound thick and wide range, but it is also a deep and majestic sound with a sense of weight. The XR series during this period has particularly horsepower in the mid to low range, and it sounds briskly ROCK and JAZZ. The exterior is dull and has a feeling of use (Hiura Katsuji)
Maintenance information: 2024.4.20 maintenance (main amplifier circuit transistor, adjustment volume exchange, output relay, headphone relay replacement, power supply circuit transistor replacement, input selector, etc., and application of polishing grease (power amplifier direct, source direct, reck-out, tape, loudness, subsonic, muting, processor switch), various volume cleaning, soldering (Repair, DC, bias adjustment, internal inspection and cleaning, operation confirmation)
Accessories: instruction manual
Main specifications: Equipped with HYPERα-X balance circuit, effective output 190 w+190 w dimensions W466 x H163 x D452 mm, weight 33 kg
Maintained! John Carl's slim-design “flat preamp” is the first control amplifier equipped with an original module developed in-house. Thorough simplification and a straight, coined tone with carefully selected high quality parts are the model that became the basis for later Mark Levinson preamps. Serial 1306 (Murakoshi Yoichi)
Maintenance information: 2024.4.20 maintenance (new power supply made inside the original power supply, Lch gain changeover switch replacement, volume gang error correction, function switch contact cleaning, specification inspection, various operation inspections) 2024.3.3.13 maintenance (various inspections, aging) 2023.10.27 maintenance (RCA terminal replacement, inspection adjustment)
Main specifications: 5 module phono (MM) compatible RCA input/output body size W482 x H60 x D195 mm (actual measurement) 4.2 kg (actual measurement)
The sound of the shell, which determines the rich sound of the SPU called the “core of the MC cartridge,” is enhanced by blending wood powder and resin. It is a modern SPU that combines the softness and intensity of the classic series sound. It's very slightly leaning to the left. Serial 730862 (Takasaki Atsushi)
Maintenance information: 2024.4.20 sound output confirmed
Accessories: original box, needle cover
Main specifications: MC type output voltage 0.2 mV impedance 2 ohms frequency characteristics 20 to 25,000 Hz internal resistance 6 ohms diamond needle nude elliptical (elliptical needle) suitable needle pressure 4 g dead weight 32 g
SPU-GE reprint model. This is a popular oval needle type. It is a cartridge where you can feel the depth of analog. The rich texture and thick outline set it apart from other cartridges. It's very slightly to the right. Serial 718026 (Takasaki Atsushi)
Maintenance information: 2024.4.20 sound output confirmed
Accessories: original box, needle cover
Main specifications: G shell oval needle MC type output 0.2 mV suitable needle pressure 4 g internal impedance 2 ohms dead weight 30 g
Black, the highest peak in the 2M series, is now in stock. The stylus tip is equipped with the same high-grade solid diamond shibata needle as the famous MC Jubilee. Pure silver-plated high-purity copper wire is used for the power generation coil. The amount of information on 2M's highest peak is truly one word (Hiura Katsuji)
Maintenance information: 2024.4.18 sound output confirmed
Accessories: original instruction manual box
Main specifications: output voltage 5 mV frequency characteristics 20 to 31,000 Hz internal resistance 47 ohms suitable needle pressure 1.5 g dead weight 7.2 g
The disposal price has been reduced. Member discounts are not applicable. 2024/4/21 sales price 148,000 yen ※ The hinge is damaged, but there are no replacement parts, so this is the current situation. Maintained! Armless PD444 Long arms and short arms can be set, and an original system can be built by placing an arm of your choice on it. The highly rigid chassis and flexible suspension create a tight, easy-to-see sound (Murakoshi Yoichi)
Maintenance information: 2024.4.20 maintenance (power supply circuit, motor servo circuit electrolytic capacitor replacement, power lamp LED replacement, each rotation lock check. (Arm base lock lever with E-ring attachment)
Accessories: motor fixing beads, EP adapter, dust cover, instruction manual, armrest
Main specifications: Direct drive system, quartz control, 30cm, die-cast aluminum turntable, 33/45 rpm, 2 speed switching, W664 x H160 x D392 mm, 22 kg
The MM cartridge that comes with the YP-D3 is dual magnetic. The sound quality is flat balanced, but the sound is very energetic, so I recommend it. The exterior is dull and has a feeling of use (Hiura Katsuji)
Maintenance information: 2024.4.19 sound output confirmed
Accessories: none
Main specifications: mm type output voltage 2.2 mV needle pressure 2.0 g dead weight 6 g
Maintained! Cartridge (SHURE M44G) included. A fully automatic player with high convenience. The ease of setting is also attractive, but after all, the repeat function and location mechanism that allows you to move to the desired position and perform without touching the tone arm are convenient, so you can easily enjoy analog. The exterior has small scratches, dullness, and a feeling of use (Hiura Katsuji)
Maintenance information: 2020.9.7 maintenance completed (full arm disassembly, rewiring, arm bearing outer race cleaning, bearing ball replacement, oil lubrication, motor shaft oil lubrication, semi-fixed VR replacement for rotation adjustment, rotation adjustment implementation, needle pressure adjustment VR and operation SW disassembly, cleaning, auto sensor position adjustment, operation confirmation of each function, sound output check)
Accessories: M44G
Main specifications: fully automatic player, direct drive, 33/45 rotation, variable needle pressure range, 0 to 3 g, compatible cartridge, dead weight 3 to 12 g (including screws and nuts), dimensions W434 x H179 x D410 mm, weight 8.5 kg
Full maintenance from exterior to edge replacement and saran net replacement! It's the long-awaited blue baffle 4344. The vividness of the performance is expressed dynamically with a full mid-low range that sets it apart from the tall boy type, and a powerful sound image. It shows an unparalleled compatibility with jazz from the 70s and 90s, soul, rock, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.19 maintenance (exterior (repair, polishing, oil finish, front and rear baffle repair, painting, saran net replacement, frame repair) woofer maintenance (edge replacement, cone paper coating) midmaintenance (edge replacement, cone paper coating) driver maintenance (magnetic circuit rust removal, center adjustment, sound absorbing material replacement, terminal contact cleaning) tweeter maintenance (horn disassembly and cleaning, Magnetic circuit rust removal, gap cleaning, terminal contact cleaning) network maintenance (frequency characteristic check, ATT cleaning, terminal cleaning) defuser repair)
Accessories: saran net diffuser
Main specifications: 4-way 4-speaker bass reflex unit 2235H 2122H 2421B 2405H frequency band 35 Hz to 20 kHz 8 ohms sound pressure level 93 dB W635 x H1,051 x D435 mm 96 kg
Maintained by the manufacturer! 4th generation of the DENON 2000 series. It is an amplifier that can be enjoyed regardless of the genre of music, with its plump, loud mid and low frequencies, and a pleasant, sharp tone. The exterior has dents in the upper right corner of the front, light line scratches in the lower left corner, and dullness throughout (Kanai Hidetsugu)
Maintenance information: 2024.4/18 manufacturer maintenance (disassembling the switch, polishing the contact, grease coating, idling adjustment, operation test)
Accessories: instruction manual, power cord
Main specifications: High-rigidity 6-block, separated chassis, power amplifier, direct input, bi-wiring compatible, 80W+80W, W434 x H180 x D478 mm, 23.5 kg