Accuphase's pure A class stereo flagship model. The balance between static and dynamic, and soft and stiff is packed into this car. A power MOS FET with a reputation for sound quality and reliability is used as the output element, and 10 parallel push-pull drives are used per channel. Furthermore, the powerful power supply unit achieves linear high power up to an ultra-low impedance of 1 ohm. The exterior has some impact scratches on the corner. Serial D1Y562 (Fujisawa Yukishi)
Maintenance information: 2024.5.25 Operation confirmed
Accessories: instruction manual, power cable (general purpose)
Main specifications: 60 W+60 W (when 8 ohm stereo specification) 240 W (when 8 ohm mono specification/bridge connection) gain 28 dB load impedance 2 to 16 ohms (in stereo specification) 4 to 16 ohms (in mono specification/bridge connection) W465 x H238 x D515 mm weight 43 kg
Accuphase's pure A class stereo flagship model. The balance between static and dynamic, and soft and stiff is packed into this car. A power MOS FET with a reputation for sound quality and reliability is used as the output element, and 10 parallel push-pull drives are used per channel. Furthermore, the powerful power supply unit achieves linear high power up to an ultra-low impedance of 1 ohm. There are scratches on the exterior. Serial D1Y563 (Fujisawa Yukishi)
Maintenance information: 2024.5.25 Operation confirmed
Accessories: instruction manual, power cable (general purpose)
Main specifications: 60 W+60 W (when 8 ohm stereo specification) 240 W (when 8 ohm mono specification/bridge connection) gain 28 dB load impedance 2 to 16 ohms (in stereo specification) 4 to 16 ohms (in mono specification/bridge connection) W465 x H238 x D515 mm weight 43 kg
Dayton Audio's small power amplifier. Designed to be just the right size for a desktop, this is one that can be loud enough for a small speaker. It also has a headphone jack, so it can also be used as a headphone amplifier. The exterior is dull. Serial V200004300 (Tamura Eiji)
Maintenance information: 2024.5.30 Operation confirmed
Accessories: AC adapter
Main specifications: 60W+60W (4Ω) W117 x H44 x D79 mm dead weight 1.23 kg
*Currently sold. JBL/UREI professional power amplifier Dynamic sound with clear contours and momentum. The driving power that makes it easy to drive even large speakers at a high volume is attractive. It can also be used as mono power by connecting to a bridge. There are conspicuous abrasions on the exterior and top plate, and a feeling of use such as dullness and scratches can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.19 Operation confirmed
Accessories: none
Main specifications: 150W+150W (8Ω) 300W+300W (4Ω) input 2 systems (phone/XLR) W483 x H180 x D260 mm approx. 20 kg
The disposal price has been reduced. Member discounts are not applicable. 2023/6/12 sales price 49,800 yen ※1 mono amplifier only. The display lamp visible through the lattice is a transistor mono power amplifier with an indescribable design. As for the sound quality, it is a powerful sound with a sense of overhang while making you feel thick, and the low frequencies are not sluggish, making you listen to a pleasant sound. The exterior is dull all over, scratches on the top plate, etc., and there is a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.6.13 Maintained (output relay contact correction input volume disassembly contact correction protection circuit transistor replacement input terminal polish)
Accessories: none
Main specifications: effective output 150 W, input level adjustment, SNR 110 dB, dimensions W436 x H95 x D328 mm, weight 11.5 kg/1 unit
The disposal price has been reduced. Member prices are not applicable. 2024/3/7 sales price 128,000 yen Maintained! A crisp, bright, and sharp sound typical of Marantz from the 1970s. Exactly, it's an American sound on the west coast. The design is also a simple design typical of US Marantz. ※The leg is out of stock. The exterior has dullness and small scratches. Serial 4180 (Yonejima Satoshi)
Maintenance information: 2024.3.7 Maintained (single CH power stage transistor replacement. Screwdriver transistor resistor replacement. Drive Tr Capacitor Replacement Contact polishing, aging test)
Accessories: No accessories
Main specifications: 125W+125W (8Ω) W445 × H170 × D265 mm 14.8 kg
The disposal price has been reduced. Member prices are not applicable. 2024/5/6 sales price 998,000 yen*The front panel is 20.6L, but it is an upgraded product starting at 20. Maintained! Genuine Harman product. The excellent separation unique to mono and the excellent sense of shading of the sound give off a unique difference, and even large aperture woofers drive well. Also, the slightly sweet, and comfortable sound similar to ML-2L is attractive. It still makes music fans groan. There are scratches and small scratches on the exterior. Serial 666/665 (Sasaki Shota)
Maintenance information: 2024.4.15 Maintained (1 deteriorated transistor has been replaced. Other inspections and adjustments have been made) 2023.7.20 maintained (connector contact between the heat sink board and main board has been corrected. Tr, capacitor and resistor exchange. Part of the board solder is re-soldered. Attach the Fisher plug to the SP cable. (Other inspections and adjustments)
Accessories: copy of instruction manual, power cable, Fisher to SP cable, Remo pin x 2, balance short pin
Main specifications: mono power amplifier effective output 100W (8Ω) input/unbalance (RCA) 1 system, balance (XLR) 1 system, 1 SP terminal system W483 ✕ H210 ✕ D560 mm weight 33 kg/unit
The flagship model of the Macintosh power amplifier with a silver panel. It is characterized by its rich sound. The extrusion is strong and goes great with JBL large monitor speakers. The dynamism in the mid to low range, which is difficult to obtain with current Mackin power amplifiers, is attractive. There are scratches, dullness, and discoloration in places (Kojima Yosuke)
Maintenance information: Maintained on 2020.8.26 (2 input volumes, 4 semi-fixed volumes, 2 RCA plugs, 12 lamps, 8 electrolytic capacitors, replacement input mode switch disassembly cleaning, card edge cleaning, soldering, bias and offset check, output sound check)
(*The interior and exterior have been cleaned.)
Accessories: power cable
Main specifications: 500W+500W (1000W when mono) equipped with power guard circuit W483 x D465 x H263 mm 60.3 kg
A masterpiece transistor type power amplifier from McKinn's heyday. The powerful, rich, and thick tone is a popular gem among jazz fans of yesteryear. The sound combined with speakers such as the 4343 is exceptional. The exterior is dull and scratched from use over time. Serial AX6653 (Tomonori Asaine)
Maintenance information: 2024.5.25 maintained (each SW VOL cleaning, lamp replacement, relay contact polishing power meter SW crack → internal reinforcement driver board capacitor replacement, power stage transistor check resistor replacement, additional meter board resistor installation capacitor replacement)
Accessories: copy of instruction manual
Main specifications: 200W+200W (1/2/4/8 ohms), equipped with an attenuator on the front, input sensitivity 0.75/2.5V, W411 x H181 x D368 mm, 38.6 kg
Maintained! Hi-Fi is in stock for the first time! The rare MA100, which is probably thought to be a parallel model, is now in stock. Pure Class A mono power amplifier. It has a dense, thick tone with high output and excellent driving power. If you want to try mono, or if you are interested in pure A grade, don't miss it. There are small scratches on the exterior and a slight feeling of use. Serial 325/337 (Fujisawa Yukishi)
Maintenance information: 2024.5.30 maintenance completed (POWER SW installation, C deterioration replacement in the board on one side. (Single-sided power transistor short → replacement with complete, C deterioration in the board, some solder defects → correction and operation check OK.)
Accessories: No accessories
Main specifications: 100W+100W (8Ω) power consumption 300W W440×H90×D250mm 6.3 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/4/27 sales price 148,000 yen Maintained! It is a model that is small yet has a calm and glossy tone. A combination with European speakers is recommended along with the company's Pre-44. A slightly more modern taste than the 405 has been added. There is a feeling of use on the exterior, such as dullness, small scratches, and peeling paint. Serial Q078428 (Hiroki Aso)
Maintenance information: 2024.4.27 maintained (internal dismantling check, power Tr driver, Tr check, replacement of each C in the board, partial soldering, defect correction, bottom rubber foot mounting operation check)
Accessories: copy of instruction manual DIN to RCA (female) conversion cable, power cable (general purpose)
Main specifications: 100W+100W W341×H115×D195mm 9.0 kg