Technology which uses a vacuum to control the flow of electrons.
See the Electron (or Vacuum) Tubes article for a history of vacuum tubes.
Pages in category "Vacuum technology"
The following 60 pages are in this category, out of 60 total.
Media in category "Vacuum technology"
The following 2 files are in this category, out of 2 total.
- Vacuum Technology Quartz gravimeter pendulums 1950.jpg 664 × 542; 32 KB
- VacuumTubeFamilyTree0008.jpg 480 × 619; 57 KB