Majestic "Super Power" rectifier tube
date: label: date made
content: 1928
name: label: maker
content: Grigsby-Grunow-Hinds Co.
notes: label: Description (Brief)
content: A 4-pin plastic base with brass pins, two cylindrical electrodes mounted side-by-side below a metal cube. S-shaped envelope. Cold-cathode rectifier. Stamped on base: "Majestic / Trade Mark / Made in U.S.A. / Super Power / Pat's Pend. / AP"; paper label reads: "This article has been tested and is / subject to guarantee only as set / forth by the manufacturer. / Peerless Elec. Co., Inc. / Date 1-31-[19]28". 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.RSN80508U07
objectType: label: Object Name
content: Electron Tube, Diode
label: Object Name
content: rectifier
label: Other Terms
content: Electron Tube, Diode; Electron Tubes
physicalDescription: label: Physical Description
content: composition (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: isolantite (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: overall: 10.5 cm x 4 cm; 4 1/8 in x 1 9/16 in