price cut! 2021/6/24 selling price 148,000 yen stereo amplifier Model 4706-50 (50W specification) +dedicated power supply/Model 4700-50 × 2. The signal path has been shortened to the extreme, providing clear sound quality with tension. The appearance has dullness and small scratches. Serial 95152/1450 (YONEJIMA Satoshi)
Maintenance information: 2021.6.24 working confirmed
Accessories: power cord
Main specifications: 25W+25W (8Ω) Input: 1 system (unbalanced) attenuator: 12 steps W170 × H40 × D100mm
Disposal prices have been reduced. Member discounts do not apply. 2022/11/27 Sales price 178,000 yen*It is inexpensive because the exterior is in poor condition such as line scratches and impact scratches. A/B grade switchable AccuPhase 70's vintage stereo power amplifier. The power supply unit uses 2 completely independent transformers on the left and right, and has a clean sound that suppresses mutual interference. The mild, thick tone evokes the P-500 reference power amplifier that followed. The exterior has dents, line scratches, and paint peeling (Sasaki Shota)
Maintenance information: 2022.8.5 Maintained (IC, electrolytic capacitors, output relays, medium power transistors, resistors, semi-fixed VR, LEDs, and diodes replaced. foot mount Solder correction. ATT disassembly, cleaning, bending correction. Damaged knob fixed. Switch cleaning. card edge cleaning) bias and offset adjustment. Output sound check (interior and exterior cleaning)
Accessories: manual copy
Main specifications: A/B grade switchable A class 50W+50W B grade 200W+200W dimensions W445 x H160 x D455 mm weight 31.2 kg
Big discount! (former price: 158,000JPY)
The first power amp by Accuphase. Maintained on June 29th, 2015. The sound has both strength and fine details. The treble is very clean. Overall quality is superb just like other products by the company. The body has smudges.
*We currently do not have service to change voltage of audio equipments.
Maintained! Accuphase's first mono power amplifier. It's a rugged and firm sound that is backed by its exterior. The crisp, tight bass and sharpness in the mid to high frequencies are appealing. The rough sounds unique to this era go great with jazz. There are dirt and scratches on the exterior. Serial J5Y280/J5Y279 (Kimiya Miura)
Maintenance Information: 2023.6.13 Maintained (NF circuit capacitor, coupling capacitor, resistor replacement deterioration replacement. lamp replacement. Card edge contact cleaning. ATT contact polishing cleaning contact protection oil applied. Increase and tighten the output elements. Pattern and solder correction. Output relay check (good because it has been changed to a sealed type). Bias and offset checks. (Output sound check)
Accessories: copy of instruction manual, power cable
Main specifications: 450W (4Ω) 300W (8Ω) 150W (16Ω) W482 x H170 x D345 mm 27 kg
The disposal price has been reduced. It is not applicable to member discounts. 2021/12/14 Sales price 178,000 yen maintained. The second generation machine of the famous P-300 series. It is sharp and sharp, and the goodness of the exhilarating sound is alive and well. It goes well with JBL, etc., and makes it sound powerful and powerful. You can enjoy a drastic and rough sound that you can't taste with current products. Dirt, dullness, and rust floats are conspicuous on the rear top plate and the outer periphery of the rear panel corresponding to the model year (Tetsuji Oikawa)
Maintenance information: 2021.12.13 Maintained (electrolytic capacitor SP terminal screw output relay semi-fixed VR deterioration replacement film capacitor diode resistance replacement remodeling part I put it back. ATT disassembly cleaning card edge contact cleaning solder repair output element tightening switch knob damaged part correction bias and offset check output audio check interior and exterior cleaning)
Accessories: Power cable, copy of instruction manual
Main specifications: 150W+150W (8Ω) W445 × H160 × D355mm 25kg
The price has been reduced. 2022/6/29 selling price 298,000 yen maintained! The power cable has changed to an inlet specification. An accuphase power amplifier that achieves both drive power and precision. With a high sense of transparency and delicate sound quality, it sounds with a rich sense of scale, regardless of source, from classical to jazz-rock. The size of the sound stage is a sound that does not make you feel old at all (Fujisawa Yukishi)
Maintenance information: 2022.5.29 maintenance (left ch output element, etc., left ch output transistor and resistor replacement. Board cleaning, both channel resistors, protective circuit electrolytic capacitors, input relay replacement. Each solder fix, output relay check (sealed and good) input ATT check. (Bias and offset, output sound check, interior and exterior cleaning.)
Accessories: Power cable (general-purpose product)
Main specifications: 270W+270W (8Ω) 420W+420W (4Ω) mono 1100W (4Ω) 840W (8Ω) input level left and right independent adjustment W480 × H218 × D445mm 35kg
The price has been drastically reduced. 2022/5/31 sales price 298,000 yen Maintenance completed! Accuphase power amplifier that achieves both drive power and precision. It has a high sense of transparency and delicate sound quality, and it sounds rich in scale, regardless of source, from classical to jazz-rock. The size of the sound stage is a sound that does not make you feel old at all. There is a feeling of use (Yoichi Murakoshi)
Maintenance Information: 2022.5.29 Maintenance (left channel output element, etc., left channel output transistor and resistor replacement. Substrate cleaning, both channel resistors, protective circuit electrolytic capacitor, input relay replacement. Each solder correction, output relay check (sealed type is good) input ATT check. (Bias and offset, output sound check, interior and exterior cleaning.)
Main specifications: 270W+270W (8Ω) 420W+420W (4Ω) mono time 1100W (4Ω) 840W (8Ω) input level left and right independent adjustment W480 × H218 × D445mm 35kg
* Sound production operation has been confirmed, but since volume clicks are different between Ach and Bch, it is currently sold at a low price. Ach is a click volume as it should be, but Bch volume doesn't feel like clicking. Accuphase commercial power amplifiers. The strong driving force of push and pull on all stages is attractive. You can track the left and right driving conditions with an LED meter. Can be used in quiet environments without meter fans (Sasaki Shota)
Maintenance information: 2023.11.30 Operation confirmed
Accessories: none
Main specifications: 150W (8Ω), bridge connection 440W (8Ω) W482.5 × H105 × D398mm 14.5 Kg