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Raytheon / Air Ministry type VT.127 beam tetrode tube

Maker:
Raytheon Company  Search this
Physical Description:
cardboard (box material)
Measurements:
overall: 5 in x 2 in; 12.7 cm x 5.08 cm
Object Name:
Electron Tube
vacuum tube
vacuum tube
tetrode
Date made:
ca 1945
Credit Line:
from Franklin Wingard
ID Number:
EM.322542
Catalog number:
322542
Accession number:
241556
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-242e-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_701658

Raytheon / Air Ministry type VT.127 beam tetrode tube

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
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

Mullard type PM-4 triode

Maker:
Mullard  Search this
Object Name:
Electron Tube, Triode
triode
Other Terms:
Electron Tube, Triode; Electron Tubes
Date made:
ca1926
Credit Line:
from Paul G. Watson
ID Number:
EM.324484
Catalog number:
324484
Accession number:
252994
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-2dd8-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_705285

Mullard type PM-6 output triode

Maker:
Mullard  Search this
Object Name:
Electron Tube, Triode
triode
Other Terms:
Electron Tube, Triode; Electron Tubes
Date made:
ca 1927
Credit Line:
from Paul G. Watson
ID Number:
EM.324736
Catalog number:
324736
Accession number:
252994
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-37b9-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_705413

Raytheon / Air Ministry type VT.127 beam tetrode tube

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
screen grid tetrode
Date made:
ca 1945
Credit Line:
from Franklin Wingard
ID Number:
EM.320987
Catalog number:
320987
Accession number:
241556
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b2-ca8b-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_701336

Mullard "ORA" type A receiving valve

Maker:
Mullard  Search this
Measurements:
overall: 3 3/4 in x 1 1/4 in; 9.525 cm x 3.175 cm
Object Name:
Electron Tube
triode
Date made:
ca 1923
Credit Line:
from Weston Electrical Instrument Corp., thru John H. Miller
ID Number:
EM.313293
Catalog number:
313293
Accession number:
181342
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-2322-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_701641

Replica of Fleming valve of 1904

Maker:
Mullard  Search this
Measurements:
overall: 8 3/4 in x 2 1/4 in; 22.225 cm x 5.715 cm
Object Name:
Electron Tube
diode tube
diode
Other Terms:
Electron Tube; Electron Tubes
Date made:
1960
Credit Line:
from Mullard Limited
ID Number:
EM.318014
Catalog number:
318014
Accession number:
232229
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b4-7153-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_703267

Mullard type PM 24 pentode

Associated user:
unknown  Search this
Maker:
Mullard  Search this
Measurements:
overall: 4 1/2 in x 2 in; 11.43 cm x 5.08 cm
Object Name:
Electron Tube
pentode
Other Terms:
Electron Tube; Electron Tubes
Date made:
ca 1928
Credit Line:
from Weston Electrical Instrument Corp., thru John H. Miller
ID Number:
EM.313294
Catalog number:
313294
Accession number:
181342
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-3fa5-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_704308
Online Media:

Mullard type ME1201 catode ray tube

Maker:
Mullard  Search this
Physical Description:
glass (overall material)
plastic (overall material)
metal (overall material)
gas (overall material)
Measurements:
average spatial: 24 cm x 11.4 cm; 9 7/16 in x 4 1/2 in
Object Name:
Vacuum Tube
cathode ray tube
Other Terms:
Vacuum Tube; Special Purpose; Electron Tubes; Electronics
Date made:
ca 1964
Credit Line:
from ITT Electro-Optical Products Division, thru Richard Lewis and Elaine Tuttle
ID Number:
1991.0752.126
Catalog number:
1991.0752.126
Accession number:
1991.0752
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a9-a37e-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1119799

electron tube

Object Name:
electron tube
ID Number:
EM.N-08598
Catalog number:
N-08598
Accession number:
253941
See more items in:
Medicine and Science: Modern Physics
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-8fc6-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1865037

electron tube, x-ray

Object Name:
Electron Tube, X-Ray
ID Number:
EM.N-08095
Accession number:
240640
Catalog number:
N-08095
See more items in:
Medicine and Science: Modern Physics
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-244c-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_700036

Early American X-Ray Tube

Object Name:
Electron Tube, X-Ray
ID Number:
EM.N-08094
Accession number:
240640
Catalog number:
N-8094
See more items in:
Medicine and Science: Modern Physics
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-9046-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_700113

electron tube, x-ray, cold cathode

Object Name:
Electron Tube, X-Ray, Cold Cathode
ID Number:
EM.N-09625
Catalog number:
N-09625
Accession number:
253941
See more items in:
Medicine and Science: Modern Physics
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-250a-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_700764

RCA 5820 image orthicon tube

Maker:
RCA Corporation  Search this
Object Name:
Electron Tube, Image Orthicon
television tube
cathode ray tube
Other Terms:
Electron Tube, Image Orthicon; Electron Tubes
Credit Line:
from Mrs. Charles Singer
ID Number:
EM.336878
Catalog number:
336878
Accession number:
1978.2347
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-1fcb-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_700918

experimental x-ray tube

Measurements:
overall: 8 1/2 in x 3 in x 2 7/8 in; 21.59 cm x 7.62 cm x 7.3025 cm
Object Name:
Electron Tube, X-Ray
x-ray tube
Date made:
ca 1900
ca. 1900
Credit Line:
from Thomas B. Snow
ID Number:
EM.334520
Catalog number:
334520
Accession number:
2011.0053
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-19d3-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_700966
Online Media:

Western Electric cathode ray tube

Maker:
Western Electric  Search this
Object Name:
Electron Tube, CRT
cathode ray tube
Credit Line:
from H. E. Mendenhall
ID Number:
EM.334284
Catalog number:
334284
Accession number:
307483
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-17e7-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_701513

Western Electric type 245-A vacuum tube

Maker:
Western Electric  Search this
Physical Description:
cardboard (box material)
Measurements:
box: 5 3/4 in x 3 1/4 in x 3 1/4 in; 14.605 cm x 8.255 cm x 8.255 cm
tube: 5 in x 1 3/4 in; 12.7 cm x 4.445 cm
: 0 in; 0 cm
Object Name:
Electron Tube
tetrode
Other Terms:
Electron Tube; Electron Tubes
Credit Line:
from Arnold G. Scriuseth
ID Number:
EM.334297
Catalog number:
334297
Accession number:
2010.0170
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-3ba8-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_703573

De Forest "UltraAudion" radio tube

Maker:
De Forest Radio Telephone & Telegraph Co.  Search this
Measurements:
overall: 4 3/4 in x 2 in; 12.065 cm x 5.08 cm
Object Name:
Electron Tube
triode
Other Terms:
Electron Tube; Electron Tubes
Credit Line:
From George J. Schulmerich
ID Number:
EM.335406
Catalog number:
335406
Accession number:
314578
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-3baa-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_703575

De Forest "Audion Amplifier" radio tube

Maker:
De Forest Radio Telephone & Telegraph Co.  Search this
Measurements:
overall: 4 1/4 in x 2 in; 10.795 cm x 5.08 cm
Object Name:
Electron Tube
triode
Other Terms:
Electron Tube; Electron Tubes
Credit Line:
From George J. Schulmerich
ID Number:
EM.335407
Catalog number:
335407
Accession number:
314578
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-3bab-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_703576

Sperry 410R klystron

Maker:
Sperry Corporation  Search this
Measurements:
tube: 7 1/2 in x 5 in; 19.05 cm x 12.7 cm
Object Name:
Electron Tube
electron tubeFIC
klystron
Credit Line:
from Western Union Corporation
ID Number:
EM.333179
Accession number:
294351
Catalog number:
333179
Collector/donor number:
81-15
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-3ca3-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_703584

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