Category:Vacuum technology

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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.

Pages in category "Vacuum technology"

The following 62 pages are in this category, out of 62 total.

A

B

C

D

Oral-History:Howard Doolittle

E

F

G

H

J

Oral-History:Amos Joel (1992)

K

L

M

N

Leon S. Nergaard

O

Oral-History:Russel S. Ohl

P

Donald O. Pederson

R

S

T

V

W

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

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Electron devices