Wireless Specialty IP-503 long wave loading unit
date: label: date made
content: ca 1919
name: label: maker
content: Wireless Specialty Apparatus Co.
notes: label: Description (Brief)
content: Marked: "Long Wave Loading Unit / Type IP 501 / Serial No. UGG 143 / For use with IP 500 & IP 501 receivers / Manufactured by / Wireless Specialty Apparatus Co. for / Radio Corporation of America." A loading coil of use with the IP500 and IP501 receivers. Wavelength selection can be made by means of a switch marked "Short", "Medium", or "Long". A locking mechanism holds pointer at a fixed location. Other controls for tickler and coupling. Allied Van Lines shipping tag #63 on front.
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.320829
label: accession number
content: 241556
label: catalog number
content: 320829
objectType: label: Object Name
content: loading unit
physicalDescription: label: Measurements
content: overall: 9 1/8 in x 18 in x 9 in; 23.1775 cm x 45.72 cm x 22.86 cm