Latest News

Jun 25, 2022

Nutube Evaluation Board II (NEB-2) now available with 4-step overtone switch!

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

Jun 25, 2016

Nutube at G7 Summit in Ise Shima, Japan.

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

Feb 10, 2016

Nutube FAQ is now available.

Find answers to frequently asked questions. Go to FAQ

Jan 12, 2016

Nutube site OPEN!

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