Comprises a length of resistance wire stretched over a wooden metre rule with millimetre graduations. Five brass strips with terminals make four gaps, across which resistances and a voltage source can be connected, or the gaps can be closed if required by means of additional brass strips. A jockey is supplied which allows readings to be taken at specific points along the resistance wire. A spring clip is supplied for convenient storage of the jockey. The whole unit is mounted on a polished wooden board. The resistance wire can be replaced easily with a length of 26, 28, or 30 swg constantan wire.
Upon receipt of your enquiry, we will prepare a fully priced quotation which will include freight charges directly to your school or a nominated point of delivery.
Certain chemicals are subject to special carriage requirements and certain living products, such as drosophila, will also incur a carriage surcharge. Please contact our customer service team for further clarification when processing your quotation.
In order to keep freight costs to a minimum we always endeavour to ship your science equipment in one single cost-effective consignment and provide you with dispatch details accordingly.