Philco type 42 vacuum pentode
date: label: date made
content: ca 1941
name: label: maker
content: Philco
notes: label: Description (Brief)
content: Plastic 6-pin base with aquadag coating, domed envelope. In original box. Base stamped: "18 / Philco / Made in U.S.A. / When renewing / insist on a / genuine Philco tube"; on envelope: "42". Patent dates on box from 1940. Reference: https://www.radiomuseum.org/tubes/tube_42.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.RSN80753U17
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: pentode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: electron tube: 4 1/2 in x 1 3/4 in; 11.43 cm x 4.445 cm
label: Measurements
content: box: 5 in x 2 in x 2 in; 12.7 cm x 5.08 cm x 5.08 cm