Jenkins-type television scanner
date: label: date made
content: ca 1930
name: label: inventor
content: Jenkins, C. Francis
label: maker
content: Jenkins Television Corporation
notes: label: Description (Brief)
content: Mechanical television receiver with Nipkow disk. Scanning disc is 12 inches (30 cm) diameter. Driven by an open frame motor with synchronizing control mounted on front of motor shaft. A tube socket for the 1" screen is mounted on the frame directly behind the disc. There are no marks or numbers on the disc or motor. Attached to the unit is a 1" glow tube. It is marked SPEED TELEVISION TUBE-1" PLATE. There is one spare disc. Disc hole pattern is 60 per revolution and 120 total with two spiral rows of 60 holes each.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from George M. Rosenstein
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1981.0597.01
label: catalog number
content: 1981.0597.01.01
label: accession number
content: 1981.0597
label: catalog number
content: 1981.0597.01
objectType: label: Object Name
content: television receiver
label: Object Name
content: Receiver, television
label: Object Name
content: mechanical television receiver
label: Other Terms
content: Receiver; Receiver, television; Television
physicalDescription: label: Physical Description
content: glass (tube material)
label: Physical Description
content: metal (disc material)
label: Physical Description
content: paper, cardboard (box material)
label: Measurements
content: disc: 30 cm; x 11 13/16 in
label: Measurements
content: tube: 11 in x 9 13/16 in x 11 13/16 in; 27.94 cm x 24.892 cm x 29.972 cm
label: Measurements
content: disc: 10 cm x 3.5 cm; 3 15/16 in x 1 3/8 in