Resistance Box

Physics

Accession Number: 2009.ph.84

Description:

A wooden box with five metal terminals on the top which hold twenty-two removable metal pins. All the metal terminals and pins rest on top of three metal bars which are connected to each other at one end of the box. On the top of the box, “W.G. Pye. CAMBRIDGE” is inscribed on bottom center. “No. 23” is inscribed on the bottom right, and “B.T. Ohms” is inscribed at top-center of the box. On the right and left sides of the wooden box is stamped “118”.

Alternative Name:

Primary Materials: Wood, Metal

Markings:

Old inventory number = phy111. On the top of the box, “W.G. Pye. CAMBRIDGE” is inscribed on bottom center. “No. 23” is inscribed on the bottom right, and “B.T. Ohms” is inscribed at top-center of the box. On the right and left sides of the wooden box is stamped “118”.

Dimensions (cm):

Height = 13.5 cm, Length = 38 cm, Width = 15 cm

Function:

Used to vary electrical resistance in a circuit.

Condition:

Associated Instruments:

Manufacturer: W.G. Pye, Cambridge, England

Date of Manufacture:

Provenance:

Historical Notes:

W.G. Pye and Co. Ltd. – http://en.wikipedia.org/wiki/Pye_Ltd.