Galvanometer Prints

William Thomson's (Lord Kelvin 1824-1907) mirror galvanometer
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Transatlantic telegraph
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Giant galvanometer (instrument for measuring small electric currents) in the Physics Laboratory
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Faraday's experiment. Electromagnetic induction: inner coil connected to liquid battery
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Edison generator for electric light at Menlo Park. Behind doors is the 80 hp engine
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Wheatstone's needle (pointer) telegraph, 1890
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Wheatstone's Signal electromagnetic telegraph, 1890
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A galvanometer shown here operated by a simple wet cell
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Cooke & Wheatstone's double needle telegraph, 1850
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Testing the 1865 Atlantic telegraph cable on board the Great Eastern, 1866
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Rear elevation of Cooke and Wheatstone's single needle telegraph, 1890
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Sending a high speed message on the Wheatstone Automatic telegraph, 1879
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Illustration depicting a Galvanometer showing magnet and rotating coil
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Lord Kelvin receiving Transatlantic telegraph, apparatus in use
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An engraving depicting a double-needle telegraph used in the House of Parliament
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Front elevation of Cooke and Wheatstone's single needle telegraph, 1850
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Cooke & Wheatstone's double needle telegraph, 1850
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Cooke & Wheatstone's double needle telegraph, 1850
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Cooke and Wheatstone's single needle telegraph, 1874
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Wheatstone's relay, 1890
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Cooke & Wheatstone's double needle telegraph, 1850
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Cooke & Wheatstone's double needle telegraph, 1850
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Cooke & Wheatstone's double needle telegraph, 1850
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An early galvanometer, a type of ammeter, a measuring instrument used to measure
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Printed to Order and Licensed for Personal Use