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
※Since it is a commercial device, there is no problem with the as-is operation, but since there is no guarantee, it is inexpensive. The sound quality is clean, fresh, and light, and the sound is firm and crisp. The sound development is such that the image that comes to mind when using the word YAMAHA for commercial use fits perfectly. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.5.21 Operation confirmed
Accessories: copy of instruction manual, power cord
Main specifications: stereo output 105W+105W (4Ω) 100W+100W (8Ω) bridge output 210W (8Ω) frequency characteristics 20Hz-50kHz damping factor 200 input terminal XLR, phone, output terminal 5WAY binding post power consumption 150W W480 x H880 x D456mm 12 kg
115V specification A power amplifier that is supported by a heavyweight power transformer and reproduces tight low frequency reproduction with good visibility. It shows high cost performance that exceeds size and price. Serial 2172380ZGD00103 (Fujisawa Yukishi)
Maintenance information: 2024.6.2 operation confirmed
Accessories: power cord
Main specifications: 45W+45W (8Ω) 75W+75W (4Ω) W483 × H51 × D295mm 7.5 kg
115V specification A power amplifier that is supported by a heavyweight power transformer and reproduces tight low frequency reproduction with good visibility. It shows high cost performance that exceeds size and price. There are small scratches on the exterior (Hiura Katsuji)
Maintenance information: 2024.5.26 sound output confirmed
Accessories: instruction manual, power cable, original box
Main specifications: 45W+45W (8Ω) 75W+75W (4Ω) W483 × H51 × D295mm 7.5 kg
115V specification A power amplifier that is supported by a heavyweight power transformer and reproduces tight low frequency reproduction with good visibility. It shows high cost performance that exceeds size and price. There are small scratches on the exterior (Hiura Katsuji)
Maintenance information: 2024.5.26 sound output confirmed
Accessories: instruction manual, power cable, original box
Main specifications: 45W+45W (8Ω) 75W+75W (4Ω) W483 × H51 × D295mm 7.5 kg
※There are no operation confirmation issues, but since it is for business use, it will be handed over as is without warranty. It is an attractive amplifier with a maximum output of 100W during 4-channel operation, and the strength unique to commercial use. There is a feeling of use such as scratches and dullness on the exterior as a whole (Ryo Mizusaki)
Maintenance information: 2024.2.3 sound output confirmed
Accessories: none
Main specifications: 80 W x 4 (8 Ω continuous output) 100 W x 4 (4 Ω continuous output) 200 W (BTL 8 Ω continuous output) W480 x H88 x D417 mm weight 12.5 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 discounts are not applicable) 2024/1/18 sales price 49,800 yen Maintained! An American-made amplifier from the 1970s that can hardly be seen today. Circuits for self-preservation, such as security, correction, and protection, have been cut off, and I think that handsome atmosphere is well reflected in the sound. It has the same feeling of use as the model year (Daiki Goto)
Maintenance information: 2024.1.18 Maintained (LED installation (original not available) poor power stage transistor deterioration, defective transistor in the board → replacement. Bias adjustment, operation check.)
Accessories: none
Main specifications: size (actual measurement) W406 x H155 x D327 mm weight (actual measurement) 12.2 kg
The price has been drastically reduced! 2024/1/18 sales price 49,800 yen Maintained! An American-made amplifier from the 1970s that can hardly be seen today. Circuits for self-preservation, such as security, correction, and protection, have been cut off, and I think that handsome atmosphere is well reflected in the sound. It has the same feeling of use as the model year (Daiki Goto)
Maintenance information: 2024.1.18 Maintained (check capacitors, resistors, transistors, etc. as is OK. bias check)
Accessories: none
Main specifications: size (actual measurement) W406 x H155 x D327 mm weight (actual measurement) 12.2 kg
※Since it is a commercial amplifier, it will be handed over as is. Genuine Hibino The sound is bright and powerful, and it seems to go well with jazz as well as rock music. The fan's driving sound is quite loud. The exterior has a feeling of use such as dullness. Serial A286233 (Jun Tamai)
Maintenance information: 2024.6.2 sound output confirmed
Accessories: none
Main specifications: 230W x 230W (8Ω) 335W x 335W (4Ω) W480 x D415 x H90 mm
Maintained! An eye-catching diamond-tone power amplifier with a rugged design. The extrusion of the mid-range is clear and the sound is slightly firm, but the sound is good, so it seems to go well with jazz and rock. There are small scratches and dents on the exterior as a whole (Mizusaki Ryo)
Maintenance information: 2024.6.1 Maintained (replacement of deteriorated transistors and capacitors in each circuit. Input volume and output relay contact correction. Electric circuit adjustment)
Accessories: copy of instruction manual
Main specifications: 2 mono construction system 100W+100W (8Ω) W425×H170×D285mm 16.5 kg
High power amplifier using a fully balanced Class D amplifier. The high output of 300W and plenty of driving power are attractive. It reproduces PC audio with low distortion and wide range. The exterior is dull (Yonejima Satoshi)
Maintenance information: 2024.6.2 operation confirmed
Accessories: instruction manual, power cord, adapter, original box
Main specifications: 300W×2 (4Ω) 165W×2 (8Ω) W200×D155×H41mm 0,7kg
*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
Maintained! A power amplifier using the AB/LR independent power supply system, which is a further development of the A class B class 2 independent power supply system. Contrary to its solid appearance, it has a beautiful sound with a sense of transparency. The sound quality is moderately tight and firm, and it naturally handles crisp and energetic intonation expressions. The exterior has small scratches and dullness appropriate for the model year (Oikawa Tetsuji)
Maintenance information: 2024.5.12 Maintained (replacement of defective output relay contacts. (Replace deteriorated capacitors in power supply circuits and other circuits)
Accessories: none
Main specifications: 100W+100W (8Ω) compatible speakers 4Ω to 16Ω SNR 110dB W420 x H166.5 x D300 mm 19.2 kg
Rare amplifiers are in stock! Stereo power amplifier imported directly from Denmark. It is equipped with a B&O ICEPower200ASC that is also mounted on the JEFF ROWLAND Model 102. You can enjoy straight, high-resolution sound. The exterior has small dents, bumps, and scratches on the top plate (Mizusaki Ryo)
Maintenance information: 2024.6.1 sound output confirmed
Accessories: power cord
Main specifications: 100W+100W (8Ω) impedance 3-16Ω W215 × H60 × D350 mm 3.5 kg