Maker:

Raytheon Company  Search this

Measurements:

overall: 4 5/8 in x 1 3/4 in; 11.7475 cm x 4.445 cm

Object Name:

pentode

vacuum tube

Date made:

ca 1934

Description (Brief):

A vacuum pentode for power amplification. A 6-pin plastic base with BT-shaped envelope, getter stain. Square-shaped mica insulator in top. Marked: "Raytheon / 2A5". Reference: https://www.radiomuseum.org/tubes/tube_2a5.html.

Location:

Currently not on view

Credit Line:

from Franklin Wingard

ID Number:

EM.323078

Catalog number:

323078

Accession number:

241556

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-1f08-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_701847