Accession No

3293

Brief Description

Geiger tube 20th C, by 20th Century Electronics

Origin

England

Maker

20th Century Electronics

Class

physics

Earliest Date

1900

Latest Date

1980

Inscription Date

Material

metal (brass and one other); stone (mica); plastic

Dimensions

length 155mm

Special Collection

Provenance

Transferred from Department of Zoology, University of Cambridge, Cambridge, England, 09/1985

Inscription

‘20TH CENTURY ELECTRONICS
TYPE EW3H No15/366
MAX OPERATING VOLTAGE 620V
MADE IN ENGLAND’ (inner tube)

Description Notes

Metal casing tube with wire mesh over end. Covers an inner tube with mica window behind which the rod of the detector can be seen. Brass fitting for connection to counter. Plastic handle.

Condition good; complete.

References

Events