Benwood rotary quenched spark gap
date: label: date made
content: 1922
name: label: maker
content: Benwood Specialty Co.
notes: label: Description (Brief)
content: Marked: "Benwood Rotary / Quenched Gap / Pat. Appl'd for." Enclosed rotary spark gap with two hard robber knobs for adjusting spark gap width. Unit can handle power up to 1 kilowatt. Disc housing is highly polished aluminum. Copper electrodes are employed, and bakelite insulation used throughout. Reference: Radio Apparatus Catalog No. 22, F.D. Pitts Co., pages 68-69.
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.321279
label: catalog number
content: 321279
label: accession number
content: 241556
objectType: label: Object Name
content: Spark Gap, Rotary Quenched
label: Object Name
content: spark gap
label: Other Terms
content: Spark Gap, Rotary Quenched; Components; Radio and Television; Radio and Television
physicalDescription: label: Measurements
content: overall: 9 1/2 in x 12 1/2 in x 6 1/2 in; 24.13 cm x 31.75 cm x 16.51 cm