Cunningham type 45 vacuum triode
date: label: date made
content: ca 1935
name: label: maker
content: E. T. Cunningham, Inc.
notes: label: Description (Brief)
content: A power output triode. Four-pin plastic base, with domed envelope. Marked: "RCA Cunningham / Radiotron", and "Made in / 45 / U.S.A." Paper label reads: "Audubon Music Shop / 3814 Broadway / New York, N.Y. / [Phon]e:WAsh. Hgts. 7-1215 / We Recommend / RCA Radiotrons / Date Sold / 10/4/35/ Date Tested / Satisfactory Doubtful / Unsatisfactory / [illegible initials]" The lower corner of the label is missing, including the unsatisfactory check box. The date crosses lines so is unclear which date it is.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN80748U26
objectType: label: Object Name
content: Triode
label: Object Name
content: triode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Measurements
content: electron tube, triode: 4 5/8 in x 1 3/4 in; 11.7475 cm x 4.445 cm
label: Measurements
content: overall: 4 5/8 in x 1 3/4 in; 11.7475 cm x 4.445 cm