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Vacuum tube on display

Vacuum tube on display

C030/8902

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Credit

ALASTAIR PHILIP WIPER / SCIENCE PHOTO LIBRARY ALASTAIR PHILIP WIPER / SCIENCE PHOTO LIBRARY

Caption

Vacuum tube. Mounted example of a vacuum tube on display in a laboratory. This is a Standard Telephone and Cables 4212D triode. Photographed at the High Voltage Laboratory at the Technical University of Denmark (DTU), Copenhagen, Denmark. This laboratory is used to teach the fundamentals of high-voltage technology and to research and test electric power components. Photographed in 2016.

Release details

Model release not required. Property release not required.

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