Knott Harcourt tangent galvanometer
date: label: date made
content: ca 1921
name: label: maker
content: L. E. Knott Apparatus Company
notes: label: Description (Brief)
content: Marked: "L. E. Knott Apparatus Co. / Scientific Supplies / 16 Ashburton Place, Boston". Tangent galvanometer with graduated scale in four 0 - 90 degree section. Compass needle is missing. The coil is in a recessed track around the circumference of the large loop. Arranged with binding posts connecting 5, 10 or 15 turns of wire. Four binding posts on wooden base connect to voltage sources, three leveling screws also on base. Reference: Knott Catalog (1921), page 152.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Dunbar High School, thru Charles Lofton
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.323736
label: accession number
content: 252354
label: catalog number
content: 323736
objectType: label: Object Name
content: galvanometer
physicalDescription: label: Measurements
content: overall: 11 in x 9 in x 7 in; 27.94 cm x 22.86 cm x 17.78 cm