*Currently sold. Compact desktop vacuum tube digital hybrid amplifier. In addition to conventional line inputs, it is also equipped with a highly sensitive input (INPUT2) that is compatible with portable audio players with low output levels. The exterior is dull (Fujisawa Yukishi)
Maintenance information: 2024.1.22 operation confirmed
Accessories: AC adapter
Main specifications: output 5W+5W 12AX7 ✕ 1 W50 × H125 ✕ D165 mm 400g
*Currently on sale. I was able to make the sound, but since there is a gap in the right channel of volume, it's cheap, and it's handed over as it is. A vacuum tube amplifier that is easy to use even for those new to vacuum tubes. You can enjoy it on a small bookshelf or the like. There is a feeling of use such as dull stains (Hitoshi Kobayashi)
Maintenance information: 2023.5.21 operation confirmed (sound output OK, volume can be adjusted to the right)
Accessories: none
Main specifications: load impedance: 8ohm W142 x H180 x D130 mm kg
* It is currently sold without warranty for self-made amplifiers. I use my own vacuum tube power amplifier with volume, TELEFUNKEN6252QE03-20, but the details are unknown. The appearance is dull, there is a feeling of use such as small scratches. (Nobuyuki Takahashi)
Maintenance information: 2022.8.8 operation confirmed
Accessories: none
Main specifications: W325 × D220 × H128 mm 5.7 kg (actual measurement) Vacuum tube used: TELEFUNKEN 6252QE03-20 × 2 SIEMENS ECC88 × 1
The price has been reduced! 2024/5/16 sales price 17800 yen ※Since it is cheap, it will be handed over as is. Chinese vacuum tube amplifiers have arrived. The vacuum tube uses FU32, and is compact and designed to be just the right size for a desktop, etc. There is a thread on the exterior (Tamura Eiji)
Maintenance information: 2024.5.16 Operation confirmed
Accessories: none
Main specifications: 4W x 2 (4Ω) frequency response 26 to 38 kHz W296 x H150 x D210 mm weight 5.7 kg
The price has been reduced! 2022/8/8 selling price 20,000 yen* It is a current sale without warranty for self-made amplifiers. It is a USB and Line 2ch vacuum tube premain amplifier that uses 6P1. The unique warmth and soft tone of vacuum tubes come out. The appearance has a feeling of use such as dullness. (Asaine Tomoho)
Maintenance information: 2022.8.8 operation confirmed
Accessories: none
Main specifications: Size W110 x H233 x D270 mm Weight 5.3 kg (actual measurement) Vacuum tube used 6P1 x 2 6H23P x 1
*Currently sold. A tube amplifier that can be easily used even by those who are new to vacuum tubes. The KIT model has a small output of 0.7 W+0.7 W (8 ohms), but you can enjoy it on a small bookshelf etc. There is a feeling of use such as dull stains (Itsuro Mizushima)
Maintenance information: 2022.12.5 operation confirmed
Accessories: none
Main specifications: rated output 0.7W+0.7W (8Ω) W142 × H126 × D180mm 2.8 kg