RCA type 6CW4 "Nuvistor" triode
date: label: date made
content: 1960
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: A small metal can with 4 pins. Stamped: “6CW4”. Donor’s card reads: “Triode, Nuvistor type, made by the Radio Corporation of America. The first of a new type released in August 1960. Used in tuners of VHF television and FM radio receivers as a grounded cathode neutralized radio frequency amplifier. Features a noise level 2 to 4 dB lower than current tubes used in the same applications. Transconductance of 12500 microohms at a plate voltage of 70 at 8 milliamps, very high impedance and high perveance. Typical operation: Class A, 70 volts on the plate at 8 milliamps, grid resistor 47000 ohms, plate resistance 5440 ohms, amplification factor 68.” See also: https://www.radiomuseum.org/tubes/tube_6cw4.html.
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.325175
label: catalog number
content: 325175
label: accession number
content: 252994
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: 3/4 in x 3/8 in; 1.905 cm x .9525 cm