QRS "Redtop Rectifier" tube
date: label: date made
content: ca 1926
name: label: maker
content: QRS Music Company
notes: label: Description (Brief)
content: QRS "Redtop Rectifier" tube. A 4-pin plastic base with brass pins, two dual-section cylindrical electrodes mounted side-by-side below a metal cube. PS-shaped envelope. Cold-cathode rectifier. Stamped on base: "Q.R.S / Redtop / Rectifier / Pats. Pend." Reference: https://www.radiomuseum.org/tubes/tube_super-power_majestic.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.RSN80753U10
objectType: label: Object Name
content: Electron Tube, Diode
label: Object Name
content: rectifier
label: Other Terms
content: Electron Tube, Diode; Electron Tubes
physicalDescription: label: Measurements
content: electron tube, diode: 14.1 cm x 7.6 cm; 5 9/16 in x 3 in
label: Measurements
content: overall: 5 1/2 in x 3 in; 13.97 cm x 7.62 cm