Vacuum tube preamplifier for line input only. The simple circuit is designed to bring out only the taste of a vacuum tube, improving the lack of three-dimensional effect. The sound is firm and thick in the middle and bass. There is a slight thread on the exterior. Serial 12J02 (Fujisawa Yukishi)
Maintenance information: 2026.4.9 operation confirmed
Accessories: power cord
Main specifications: Vacuum tube used 12BH7A frequency characteristics 10-100kHz (-1dB) power consumption 25W size W400×H100×D310 mm weight 6.5 kg