Current Vacuum Tube History: First Terahertz Vacuum Amplifier Created

Current Vacuum Tube History

First Terahertz Vacuum Tube Amplifier Created

Vacuum tubes bring back visions of antique electronics, but these are not your grandparents’ TV sets or radios. DARPA-sponsored research has taken tools developed by the semiconductor and MEMS revolution & microfabrication methods and materials;and applied them to reliable, efficient vacuum tube technologies, making the first micromachined Traveling Wave Tube Amplifier.

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