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String Carrier for Einthoven String Galvanometer


A wooden box with 2 clasps on the front. The top half opens to reveal a metal instrument, possibly used for precision timing. The box has been made specially to house this and has felt-covered wooden supports for the instrument to rest on. The instrument consists of a black metal bar with a brass bar mounted underneath it. At one end of the instrument, there are vertical wheels, approximately 4 cm in diameter, on either side of the brass bar, one black, one brass, to adjust screws that can touch the brass bar. At the other end of the instrument are 2 terminals on top of the black metal bar, one brass, one black metal. There is also a smaller brass knob.

Accession Number: 2012.psy.74.b

Alternative Name:

Primary Materials: Wood, Felt, Metal, Brass (?)


Insignia or company logo on top of black metal bar

Dimensions (cm):

Box: Length = 12.5, Width = 30, Height = 13.5


An additional string carrier to be used with the <a href=”″>Einthoven String Galvanometer</a>.


Good. Minor scratches on outside of the box. The inside and instrument are in excellent condition.

Associated Instruments:



Date of Manufacture:


Department of Psychology, University of Toronto

Additional Information and References:

Historical Notes: