TitleAmmeter, Evershed & VignolesDatec 1930sAbout this objectDesigned to measure electric current in amperes, this instrument translates the invisible flow of electricity into readable values. It enabled engineers and technicians monitor circuit performance and ensure safe and efficient operation. In submarine cable stations during the late 19th and early 20th centuries, ammeters were essential in monitoring the integrity of telegraph circuits.
Founded in London in 1895, Evershed & Vignoles Ltd. was known for manufacturing electrical measuring equipment and the ‘megger’ range of electrical testing apparatus and later developed to include navy steering gear and aircraft instrumentation. As indicated on the scale, this device was part of the ‘megger’ line. Object No.99.81CreatorEvershed & Vignoles Ltd. Inscriptions & marksAMPERES / D.C. / Made in England by Evershed & Vignoles Ltd. No.11948 REGd. TRADE MARK “MEGGER”DimensionsH: 255mm
W: 200mm
D: 100 mmPlace madeLondonSourceLa Perouse MuseumOn displayYesTypeMuseum objectsOrganisations (Detailed entries)La Perouse Museum (La Perouse, N.S.W.)ThemesScience and communication