Line dedicated vacuum tube premain made by Kosakai Electronics “TUBE WORKS”. There are 3 input systems. The details are unknown, but the Hashimoto transformer is used, and the vacuum tube is equipped with the Golden Dragon 6V6GT. How about a vacuum tube introductory machine (Oikawa Tetsuji)
Maintenance info: 2022.3.2 operation confirmed
Accessories: power cable
Main specifications: used vacuum tube 6V6GTA (golden dragon) × 4, 12AX7 (MITSUBISHI) × 2 W392 × H170 × D250mm 10kg (actual measurement)