Category:Vacuum technology
From GHN
(Difference between revisions)
| Line 1: | Line 1: | ||
| − | |||
[[Image:Vacuum Technology Quartz gravimeter pendulums 1950.jpg|thumb|right| Quartz gravimeter pendulums used in the gravimeter instrument designed by The Gulf Research and Development Company in 1929]] | [[Image:Vacuum Technology Quartz gravimeter pendulums 1950.jpg|thumb|right| Quartz gravimeter pendulums used in the gravimeter instrument designed by The Gulf Research and Development Company in 1929]] | ||
| + | |||
| + | Technology which uses a vacuum to control the flow of electrons. | ||
| + | |||
| + | See the [[Electron (or Vacuum) Tubes]] article for a history of vacuum tubes. | ||
[[Category:Electron_devices|{{PAGENAME}}]] | [[Category:Electron_devices|{{PAGENAME}}]] | ||
Latest revision as of 20:58, 18 January 2013
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 57 pages are in this category, out of 57 total.
Media in category "Vacuum technology"
The following 2 files are in this category, out of 2 total.
