Willsenton tube power amplifier It can be used with KT88, or EL34, so if you buy two new tube sets, you can get sound from tubes of different models. Triode and Ultra-Linear can be switched. Serial R821200556 (Hirotsugu Kondo)
Maintenance information: 2021.10.9 operation confirmed
Accessories: Remote control, instruction manual, power cord, original box
Main specifications: KT 88:45W+45W EL34:40W+40W Frequency band 10HZ~40kHz Input impedance 100kΩ Dimensions W400×H200×D400mm