Amperex / Collins C-100-D triode
date: label: date made
content: ca 1935
name: label: maker
content: Amperex
notes: label: Description (Brief)
content: A 6-pin plastic base, T-shaped envelope, base stamped: “Collins / C-100-D”. Donor’s card reads: “Triode made by Amperex for Collins Radio Company of Cedar Rapids, Iowa in 1935 or before. A special tube made for use as a crystal controlled oscillator in Collins model 300-E 100 watt and model 300-F 250 watt broadcast transmitters (550 to 1600 kilocycles). Filament, 2.5 volts at 2.25 amperes. Amplification factor 18. Maximum plate voltage 400. Frequency stability being the outstanding characteristic when used with a negative plate.”
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.324543
label: catalog number
content: 324543
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: 5 1/4 in x 2 in; 13.335 cm x 5.08 cm