Transmitter Transformers
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: 1893-1936
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.0055, Series 25
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents note
content: Series 25 contains abstracts; advertisements; articles; clippings; correspondence (1910); descriptions of transformers; diagrams; photographs; reports; sketches; and specifications for transmitter transformers, particularly for spark transmitters. This material covers high and low tension reactances and built-in transformer choke coils (when external these are listed as "protective devices").