Vacuum tube

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OBJECT TYPE
FULL WAVE/GAS
DATE
1926–1933
ARTIFACT NUMBER
1976.0120.001
MANUFACTURER
RAYTHEON MFG. CO.
MODEL
BH
LOCATION
Cambridge, Massachusetts, United States of America

More Information


General Information

Serial #
604467
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
GLASS/ SYNTHETIC/ METAL/ PAPER

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length
11.4 cm
Width
3.5 cm
Height
N/A
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Vacuum Tubes
Category
Receiving
Sub-Category
N/A

Manufacturer

AKA
RAYTHEON
Country
United States of America
State/Province
Massachusetts
City
Cambridge

Context

Country
Unknown
State/Province
Unknown
Period
1920'S & 1930'S
Canada
Unknown
Function
FOR HEAVY DUTY RADIO POWER SERVICE/ SUPPLIES B POWER TO RECEIVERS USING A TYPE 171 AMPLIFYING TUBE; AND A, B & C POWER IN RECEIVERS USING TYPE 199 TUBES IN SERIES
Technical
EXAMPLE OF ONE OF THE POPULAR RAYTHEON GASEOUS RECTIFIERS OF THE PERIOD
Area Notes
Unknown

Details

Markings
"HOT-BRANDED" ON BASE: 'RAYTHEON/ TYPE B-H'/ PRINTED ON LABEL AFFIXEDTO GLASS: 'RAYTHEON/ TYPE BH PATENTED/ JUNE 27, 1922 - JULY 7, 1925/ OTHER PATENTS PENDING/ Trade Mark Registered U.S. Pa[?]t Off./ Raytheon Mfg. Co./ CAMBRIDGE, MASS.'/ OVER-STAMPED ON LABEL: '604467'
Missing
N/A
Finish
UNCOLOURED GLASS/ BLACK BASE/ WHITE LABEL WITH GREEN PRINTING
Decoration
N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

RAYTHEON MFG. CO., Vacuum tube, circa 1926–1933, Artifact no. 1976.0120, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1976.0120.001/

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