Ostar type L1525 vacuum tube
date: label: date made
content: ca 1931
name: label: maker
content: Gustav Ganz & Co.
notes: label: Description (Brief)
content: Made by Gustav Ganz & Co., Vienna, Austria. A vacuum triode. Marked: "Ostar-Ganz / 220-240V / L1525" and "072 / Made in Austria". A five-pin plastic base with pins marked "G", "H", "K", "H", "A". In original box: "Ostar / High Voltage Valves / Manufactured for all / voltages of the mains". An output tube operating with 70 - 220 volts on the anode, impedance 1850 ohms, 6 watt output. Reference: Tyne, "Saga of the Vacuum Tube," pages 463-465. See also, https://www.radiomuseum.org/tubes/tube_l1525.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 Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.320977
label: catalog number
content: 320977
label: accession number
content: 241556
objectType: label: Object Name
content: triode
label: Object Name
content: vacuum tube
physicalDescription: label: Physical Description
content: cardboard (box material)
label: Measurements
content: tube: 4 1/4 in x 2 1/8 in; 10.795 cm x 5.3975 cm
label: Measurements
content: box: 4 1/2 in x 2 1/2 in x 2 1/2 in; 11.43 cm x 6.35 cm x 6.35 cm