This is a compact and thin digital main amplifier. The MAX9744 is used as the power amplifier IC, and although it is small, it has a 20W stereo output. It comes with an electronic volume and also has a headphone output, so you can enjoy it as a headphone amplifier. The exterior is dull and has a feeling of use (Tomoho Asaine)
Maintenance information: 2024.3.1 operation confirmed
Accessories: AC adapter
Main specifications: 20W+20W (at 4Ω) headphone output 110mW+110mW (32Ω) W120×H35×D107mm (not including protrusions) 414g
*Currently sold for business use. Co-fusion's professional power amplifier. The sound is straightforward and straight forward, so it's easy to use regardless of genre. The input is XLR only, and the output is speakon only. The VOL has been rubbed slightly, and it takes a few minutes for the protection lamp to turn off when the power is off. There is a feeling of use such as small scratches. Serial E25000609050134 (Takasaki Atsushi)
Maintenance information: 2023.7.5 operation confirmed
Accessories: none
Main specifications: 270 W x 270 W (8 ohms), 400 W x 400 W (4 ohms) bridge connection possible approx. W480 x D470 x H95 mm approx. 20 kg
*There is no problem with operation, but since it is inexpensive, it is currently sold. Comes with original box It is a power amplifier with a Yamaha-like design compatible with 2ch/4ch (surround processor required). It can also be used as a simple multi-purpose amplifier for surround speakers. There are small scratches and dullness on the exterior. Serial P016498TV (Satoshi Yonejima)
Maintenance Information: 2023.6.10 Maintained
Accessories: original instruction manual box
Main specifications: 43W+43W (6Ω) with 2 amps 22W+22W+22W+22W+22W+22W (6Ω) W435 x H93 x D287 mm Weight 5.0 kg
*There is no problem with operation, but since it is inexpensive, it is currently sold. Ramsa professional power amplifiers. It's a lot of straight, unobtrusive sounds. It is a model that achieves both power saving and high power. There are many scratches on the top plate (Fujisawa Yukishi)
Maintenance information: 2023.6.8 operation confirmed
Accessories: none
Main specifications: 200W+200W (4Ω) 150W+150W (8Ω) W482 x H90 x D482 mm
Comes with original box! This is a small and thin digital main amplifier. The MAX9744 is used as the power amplifier IC, and although it is small, it has a 20W stereo output. It comes with an electronic volume and a headphone output, so you can enjoy it as a headphone amplifier. The exterior is dull, etc., and there is a feeling of use (Sasaki Shota)
Maintenance information: 2023.2.12 operation confirmed
Accessories: original box, instructions, connection cable
Main specifications: 20W+20W (at 4Ω) headphone output 110mW+110mW (32Ω) W120 x H35 x D107 mm (not including protrusions) 414 g
The price has been reduced. 2022 9/19 sales price 12,000 yen*Currently sold. A D-class power amplifier that uses the Bluetooth 5.0 standard. A small amplifier full of playfulness (Murakoshi Yoichi) that does not require driver installation (Windows 7 and 8 are not compatible), subwoofer output, equalizer high and low frequency adjustment function, remote control operation, etc.
Maintenance information: 2022.9.17 sound confirmed
Accessories: remote control, USB cable, power cord, original box
Main specifications: 80W+80W input analog, USB (cable included), Bluetooth output speaker, SW OUT W70 x H70 x D188 mm 800g
※It is inexpensive because the appearance is poor. A multipurpose Sony power amplifier. It can be used from 2 channels up to 4 channels by BTL connection. A sound with good visibility without the habit of Sony. There is also a solid sense of power when using 2 channels, and it is an amplifier with a wide range of defense. The appearance has veneer peeling, rolling, rust floats and scratches. (Kimiya Miura)
Maintenance Information: 2022.5.25 Operation confirmed
Accessories: copy of instruction manual
Main specifications: 70W × 4CH (6Ω) 150Wx2CH (BTL 6Ω) W470 × H135 × D370mm 10kg
* Currently sold item. Neutral, crisp monitor sound. There is little unnecessary coloring, and it makes use of the individuality of the speaker. It is a selfish amplifier that obediently reproduces the source. There is a feeling of use such as dullness, small scratches, seal dirt, etc. Serial IL01095 (Itsuro Mizushima)
Maintenance information: 2022.7.10 operation confirmed
Accessories: none
Main specifications: 80W (8Ω) 125W (4Ω) 250W (8Ω MONO) W480 × H98 × D398mm 10.5 kg
The price has been reduced. 2021/12/2 selling price 12,800 yen* Because it is cheap, it will be passed on as it is. Power amplifiers for desktops. Although it is small, the output of 24W ensures sufficient power for playback at close range. It reproduces music with the high quality necessary for TV and PC surroundings. The appearance is somewhat dull. Serial 0301229 (Satoshi Yonejima)
Maintenance information: 2021.12.2 operation confirmed
Accessories: Instruction manual, power cord, connection cord, stand, AC adapter, original box
Main specifications: 24W ✕ 24W (4Ω) playback frequency band 20-20kHz H150×W106×W32mm Weight 420g