Amperex type HF300 transmitting triode
name: label: maker
content: Amperex
notes: label: Description (Brief)
content: A 4-pin aluminum base with ceramic insulator, top and side contacts, BT-shaped envelope. Stamped on base: "Amperex / HF300 / Made in U.S.A." Reference: https://www.radiomuseum.org/tubes/tube_hf300.html.
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.RSN81660U00
objectType: label: Object Name
content: Electron Tube, Triode
label: Object Name
content: triode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 10 in x 3 in x 4 in; 25.4 cm x 7.62 cm x 10.16 cm