Vacuum tube
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1969.1472.001
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- OBJECT TYPE
- PULSE MODULATOR
- DATE
- 1943
- ARTIFACT NUMBER
- 1969.1472.001
- MANUFACTURER
- Western Electric
- MODEL
- 715A
- LOCATION
- United States of America
More Information
General Information
- Serial #
- 59755
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS/ METAL/ PORCELAIN
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 14.5 cm
- Width
- 6.4 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Radar
- Sub-Category
- N/A
Manufacturer
- AKA
- Western Electric
- Country
- United States of America
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- WWII
- Canada
-
Unknown - Function
-
USED IN AIRBORNE RADAR AS A PULSER - Technical
-
MODIFICATION OF THE 701A TYPE: 4 CATHODES PLACED SIDE BY SIDE BUT ENVELOPED BY A SINGLE CONTROL-GRID, SCREEN-GRID & PLATE/ GRIDS GOLD PLATED TO INHIBIT PRIMARY EMISSION/ OUTSIDE OF PLATE COATED WITH ZIRCONIUM TO INCREASE THERMAL EMISSIVITY - Area Notes
-
Unknown
Details
- Markings
- PRINTED ON GLASS: 'Western Electric/ MADE IN U.S.A./ 5D21/ 358568/ GOVT'
- Missing
- None.
- Finish
- UNCOLOURED GLASS WITH RED PRINTING
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Western Electric, Vacuum tube, circa 1943, Artifact no. 1969.1472, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.1472.001/
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