insulated spark gap
notes: label: Description (Brief)
content: A plastic cylindrical insulator with a pointed bronze plate at either end, each plate attached to a binding post. 1/16" gap between the plates' points. No extant maker's marks. This may be a small lightning arrester.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.241556.782
label: accession number
content: 241556
label: catalog number
content: 241556.782
objectType: label: Object Name
content: spark gap
physicalDescription: label: Measurements
content: overall: 1 in x 3 1/2 in x 1 1/4 in; 2.54 cm x 8.89 cm x 3.175 cm