A single power amplifier with warm and soft sound quality using a 300B direct thermal triode tube and sufficient output of 10W+10W. It is a 3-stage direct-connected fixed bias circuit with no obstruction from the first stage to the output stage, and achieves clear tone and high output. The exterior is dull and has a feeling of use (Takahashi Nobuyuki)
Maintenance information: 2026.6.10 Operation confirmed
Accessories: power cable
Main specifications: vacuum tube used 12AU7 x 1 300B x 2 output 10W+10W (6Ω) frequency characteristics 7Hz to 50kHz (-3dB) dimensions W30 x H21 x D20 mm weight 8.5 kg