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Description: | KTG.5. (Green and Lloyd catalogue number in white paint). 40-0-40 ( in black on a white paper half dial on a mirror). 228yds No. 32 .G.S. 1833 Turns 700 R Ohms. (hand engraved on the brass coil former). MANU Unsigned. circa 1887 [Glasgow], [Scotland]. DES THOMSON,William,Lord,1st Baron Kelvin of Largs. circa 1887 Glasgow, Scotland. DES after SCHWEIGGER,Johann,Salomo,Christoph. 1820 Halle, Germany. DES after CUMMING,James,Reverend. 1821 Trinity College, This is a prototype single coil magneto-static milliampere meter. The size and engraving suggests that the coil is made from 228 yards of 32 gauge German silver. The aluminium pointer and magnet fit into a brass undamped cell which has a screw adjusted clamp and is demountable. There is a single adjustable horseshoe control magnet situated over the coil for zeroing the two astatic magnetic needles mounted at either side of the nave. | License: | http://www.hmag.gla.ac.uk/spirit/rights/ | Publisher: | Hunterian Museum and Art Gallery, University of Glasgow | Rights holder: | Hunterian Museum and Art Gallery, University of Glasgow | Subjects: | SCIENTIFIC COLLECTION : | Source: | Hunterian Museum | Creator: | Hunterian Museum and Art Gallery, University of Glasgow | Identifier: | http://www.huntsearch.gla.ac.uk/cgi-bin/... | Language: | en-GB | Go to resource |
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