Specifications of Radio Apparatus
name: label: Collection Creator
content: Clark, George Howard, 1881-1956
setName: label: See more items in
content: George H. Clark Radioana Collection
unitdate: label: Date
content: 1910s-1930
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.0055, Series 13
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents note
content: Series 13 contains specifications of the United States Navy, Army, and commercial companies for all types of radio apparatus, including condenser racks; continuous wave radio transmitting equipment; loop radio receivers; Marconi vacuum tubes; Moorehead tubes; radio communication apparatus; D.C. and A.C. volt meters, D.C. and A.C. ammeters, Wattmeters, Ampere Hour meters, radio frequency ammeters; radio direction finders; switchboard instruments and appliances; transmitting condensers; and transmitting vacuum tubes. Also included are drawings, index sheets of series of blueprints, and memoranda regarding specifications.