Accession No

4236

Brief Description

Standard resistor, 1 000 international ohms, by Cambridge Scientific Instrument Company Ltd., English, 1907

Origin

England; Cambridge

Maker

Cambridge Scientific Instrument Company Ltd.

Class

electrical

Earliest Date

1907

Latest Date

1907

Inscription Date

Material

plastic (ebonite); metal (copper, brass)

Dimensions

length 202mm; breadth 93mm; height 149mm

Special Collection

Cambridge Instrument Company Collection

Provenance

Donated by the Cambridge Instrument Company.

Inscription

on top: “1 000 / INTERNATIONAL OHM / MANGANIN / CORRECT AT 15.0C / THE CAMBRIDGE SCIENTIFIC INSTRUMENT CO. LTD. / CAMBRIDGE. ENGLAND. / N0. 5484 / T.R. 437”
on top (added): “NPL (logo) 8704 / NPL 11612 / NPL 33091 / NPL 61339”

Description Notes

Similar to Wh: 4058, but 1 000 ohms.

References

Events