Accession No

1977

Brief Description

vacuum tube, 1900–1950

Origin

Maker

Class

physics

Earliest Date

1900

Latest Date

1950

Inscription Date

Material

glass; metal (white metal, copper (?)); paper

Dimensions

length 295mm; breadth 80mm; depth 27mm

Special Collection

Cavendish collection

Provenance

Transferred from the Cavendish Laboratory, University of Cambridge, in 1974.

Inscription

‘Neon’ (pencil note on paper label)

Description Notes

Vacuum tube with side arm evacuation tube. Each terminal extends one-third of the way down the btube and ends in a thick metal disc; copper (?) wires on ends to aid electrical contact.

Condition good; complete.

References

Events