Tube: Vacuum

Basic rectifiers, converting AC to DC.

Heated (white-hot) to "boil off" electrons via thermionic emission. vacuum tube

Examples include "magic eye" tubes for signal display, thyratrons, and magnetrons. Key Technical Details Basic rectifiers, converting AC to DC

Include additional grids to improve efficiency and reduce signal distortion. vacuum tube

A (or thermionic valve) is an electronic component that controls electric current flow within a high-vacuum sealed container. Primarily used in early electronics, they amplify, switch, or regulate signals by controlling the movement of electrons emitted from a heated surface. Core Components