Maker:

Raytheon Company  Search this

Measurements:

overall: 5 in x 2 in; 12.7 cm x 5.08 cm

Object Name:

Electron Tube

vacuum tube

vacuum tube

tetrode

Other Terms:

Electron Tube; Electron Tubes

Date made:

ca 1945

Description (Brief):

Raytheon type VT.127 tetrode tube. Plastic 7-pin base with center post and top contact. Getter stains on inner envelope wall. Stamped on tube: "Raytheon / VT.127 / 4-20 / Made in U.S.A. / 10E/231", stamped on other side "A [crown logo] M / 114". This is a screen grid tetrode, not a radar tube. Technical information at: http://www.tubecollector.org/vt127.htm; and http://www.r-type.org/exhib/aaa0299.htm - AM stands for "Air Ministry" (UK)

Location:

Currently not on view

Credit Line:

from Franklin Wingard

ID Number:

EM.323077

Catalog number:

323077

Accession number:

241556

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-4b81-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_702080