Accession No

2276

Brief Description

Wire coil resistors, by W. G. Pye and Co., English, c. 1925 - 1950

Origin

England; Cambridge

Maker

W. G. Pye and Co.

Class

electrical

Earliest Date

1925

Latest Date

1950

Inscription Date

Material

plastic (ebonite); metal (brass, wire, manganin); wood

Dimensions

2276.1 height 101mm; maximum diameter 70mm 2276.2 height 102mm; maximum diameter 69mm 2276.3 height 105mm; maximum diameter 71mm

Special Collection

Provenance

Transferred from Department of Colloid Science, University of Cambridge, 1976.

Inscription

‘MANGANIN
W.G. PYE & CO.
CAMBRIDGE
ENG (logo)’ (on top, all)
‘1 ohm at 17 Cent
No. 5691’ (on top, 2276.1)
‘1 OHM AT 17 C
No. 8947’ (on top, 2276.2)
‘50 OHMS AT 17 C
No. 13,210’ (on top, 2276.3)
‘C.S.L.’ (bottom, 2276.1 and 2276.3, added)
‘NPL (logo) 49898’ (top, 2276.1, added)

Description Notes

Wire coil resistors, by W. G. Pye & Co., English, c. 1925 - 1950.

Circular ebonite top; two brass terminals; wire wound on wooden bobbin fastened to underside of top; in brass cylindrical case, painted black inside.

Condition: good; complete.

References

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