Maintained including 52 transistors and 20 capacitor replacements. The highest preamp produced in Japan at the time. You can enjoy fresh, detailed sound from analog to CDs. The unique atmosphere that creates a moist luster and sex appeal is not harsh and is very easy to listen to. The exterior has dents etc. on the corner of the cabinet (Oikawa Tetsuji)
Maintenance information: 2024.3.19 Maintained (All deteriorated transistors and capacitors in each amplifier section have been replaced.
The rotation of all rotary switches was heavy, causing poor contact, and since the lever switch and main attenuator also caused poor contact, all switch volumes of mechanical contacts were disassembled and then cleaned and polished to prevent oxidation.
(The bearing part of the rotation mechanism has been disassembled and cleaned)
Accessories: none
Main specifications: stereo preamp, 3 phono inputs, dimensions W468 x H206 x D342 mm, weight 12.5 kg