Perryman type RM201A triode
date: label: date made
content: cs 1927
name: label: maker
content: Perryman Electric Company
notes: label: Description (Brief)
content: A four long-pin catalin base with tipless S-shaped envelope, partly silvered. Label reads: "Perryman / Type R.H.201-A / Amplifier Detector"; base molded: "[P logo] / Perryman". Reference: Tyne, "Saga of the Vacuum Tube," page 360; https://www.radiomuseum.org/tubes/tube_rh201a.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.RSN79796T02
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: triode
physicalDescription: label: Measurements
content: overall: 4 3/8 in x 1 3/4 in; 11.1125 cm x 4.445 cm