Vintage galvanometer

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A mirror galvanometer is an electromechanical instrument that indicates that it has sensed an electric current by deflecting a light beam with a mirror. The beam of light projected on a scale acts as a long massless pointer. InJohann Christian Poggendorff developed the mirror galvanometer for detecting electric currents.

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Tangent galvanometer, vintage engraving. Old engraved illustration of Tangent galvanometer, isolated on a white background. Vector image "Tangent galvanometer vintage engraving" can be used for personal and commercial purposes according to the conditions of the purchased Royalty-free license.

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If you're looking for the absolute best selection of affordably priced vintage galvanometers the place to be is right here at Vintage Test Equipment. We offer an excellent selection of vintage galvanometers and other test equipment and electronics that's affordably priced to fit the budgets of electronics hobbyists and vintage test instrument collectors alike. No matter what kind of vintage electronic tool or device you're trying to find you're sure to discover it here for a price that will make you happy.

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By continuing to use the forum you conform your acceptance of these. If you are not happy to accept these you must stop using the forum and delete our cookies from your browser. Crompton Mirror Galvanometer.

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All galvanometers are based upon the discovery by Hans C. Oersted that a magnetic needle is deflected by the presence of an electric current in a nearby conductor. When an electric current is passing through the conductor, the magnetic needle tends to turn at right angles to the conductor so that its direction is parallel to the lines of induction around the conductor and its north pole points to the direction in which these lines of induction flow.

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