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Collection of meters from the Department of Metrology, UMIST, 1890-1969

Collection of meters from the Department of Metrology, UMIST with related record cards and test certificates. c.1890-1969.

Collection of meters from the Department of Metrology, UMIST, 1890-1969

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Tinsley & Co. potentiometer

1966

Tinsley & Co Dr C V Drysdales

Tinsley & Co type 5585A volt r

Otto Wolff four terminal stand

Metropolitan-Vickers Electrica

Sangamo Weston Ltd wattmeter

Tinsley & Co. ESM potentiometer

circa 1953

Sangamo Weston Ltd ammeter

Tinsley & Co volt rate box

Sangamo Weston Ltd voltmeter

Wheatstone bridge

Tinsley & Co electrically main

Tinsley & Co standard cell bank

Phase II standard cell Weston type 1149, made by H. Tinsley & Co., London (UK), circa 1935. no 109157. Marked in black paint "54 EE 1331B". Part of the equipment used by the Metrology Department at UMIST.

Standard cell Weston type 1149

Early standard cell no. 13,369, made by Muirhead & Co., Westminster (UK). Marked in white paint "S.282". Part of the equipment used by the Metrology Department at UMIST.

Early standard cell no. 13

Phase II Standard Ratio for use in bridge measurement, made by H. Tinsley & Co., London (UK), no. 14554. Part of the equipment used by the Metrology Department at UMIST.

Standard ratio for use in bridge measurement

Phase II early 4 terminal resistor, made by H. Tinsley & Co., London (UK), circa 1935. no. 13307. Marked in white paint "39 EE 491". Part of the equipment used by the Metrology Department at UMIST.

Phase II early 4 terminal resistor