A board that can select 4 levels of Nutube harmonics Nutube harmonics can be selected (4 levels of distortion: approximately [1]:0.015%,...

Leading industries from the Mie Prefecture are being introduced in the annex of the International Media Center at the G7 Summit held on...

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Nutube, similar to a conventional vacuum tube, has an anode grid filament structure, and operates exactly as a triode vacuum tube. Also...