The price has been drastically reduced! 2025/7/21 sales price 248,000 yen Maintained! A push-pull amplifier using the TUNGSO KT150. It achieves both powerful bass and clear treble, and reproduces powerful sound. The exterior has a feeling of use such as dullness. (ASAINE Tomonori)
Maintenance information: 2025.7.21 Maintained (right CH block capacitor 47 μF x 2 defective replacement BIAS readjustment vacuum tube socket and RCA jack caulking repair*Other operation checked with AC100V (rated output 66W SP: 8Ω) *Due to the structure of this model, there are times when slight noise is emitted when the volume is moved)
Accessories: Bias checker power cable x 2
Main specifications: Vacuum tube used: TUNGSOL KT150 x 4 JJ ECC81 x 2 JJ ECC99 x 2 MULLARD 12AU7/ECC82 x 2 dimensions W400 x D235 x H190 mm (including protrusions) Weight 13.7 kg (actual measurement)
Pair tube EL32 equivalent military tube made in England top grid measurement value 64/64 (rejected value 50) It was determined that it was made by Mullard from a date code with a white box ※The pair was determined based on the gM value measured with the test machine TV-7 (Kojima Yosuke)
Sold in 1 bottle 12AX7 compatible sphere date cord, determined to be made by Mullard based on structure Code: I63 B5L1 measured value 40 (rejected value 32) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Sold 1 bottle 12AT7 compatible ball made in England Code: VF3 B3G3 measured value 78 (rejected value 50) A piece of glass is stuck in the tube with a white box ※The measured value is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box