Vacuum tube

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Ingenium, 1976.0120.001
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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

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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://collections.ingeniumcanada.org/en/id/1976.0120.001/

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