KnowraVacuum tubeLinked fromLinked fromThe 36 pages that link to Vacuum tube, each with the reason it gives.All 36Broader topic 6Related 13Narrower topic 7Compared with 10Cathode-ray tubeNarrower topic: The cathode-ray tube is a specialized vacuum tube for displaying or tracing signals.Electron gunNarrower topic: Many electron guns are built as vacuum-tube structures.Lee de ForestNarrower topic: The Audion was an early vacuum tube with an added control electrode.Cathode rayNarrower topic: Cathode rays are produced and controlled inside this broader device class.John Ambrose FlemingNarrower topic: The Fleming valve is an early, simple member of this broader device family.Cavity magnetronNarrower topic: The magnetron is a vacuum-tube design with a specialized microwave-generating structure.PhototubeNarrower topic: A phototube is a light-sensitive vacuum tube with a photoemissive cathode.