RCA type 1619 beam power amplifier
date: label: date made
content: ca 1943
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: A 7-pin plastic base with center post, T-shaped metal envelope. Stamped on envelope: “JAN / CRC-1619”. Donor’s card reads: “Beam power amplifier made by the Radio Corporation of America for the US government during World War II. Coated filament: 1 volt at 1.2 amperes. Used as an audio amplifier and modulator, also as a radio frequency amplifier and oscillator up to 45 megacycles. Used as a Class C amplifier: 400 volts at 75 milliamps on the plate, 300 volts on the screen, and 55 volts negative control grid bias for an output of about 20 watts.”
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Paul G. Watson
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.324763
label: catalog number
content: 324763
label: accession number
content: 252994
objectType: label: Object Name
content: electron tube
label: Object Name
content: vacuum tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 4 1/4 in x 1 1/2 in; 10.795 cm x 3.81 cm