Early Electrical Test Equipment (3)

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Vintage electrical and scientific test instrument

Please help and provide any information to identify and date this unit.

This was kindly donated by Rosemary Helme

Mike Swann has kindly suggested that this is a Wheatstone Bridge, used for measuring an unknown resistance.

Date : Unknown

This exhibit has a reference ID of CH6541. Please quote this reference ID in any communication with the Centre for Computing History.