Vacuum tube
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1998.0613.001
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- OBJECT TYPE
- RF AMPLIFIER SHARP CUT-OFF/PENTODE
- DATE
- 1957
- ARTIFACT NUMBER
- 1998.0613.001
- MANUFACTURER
- General Electric
- MODEL
- 12SH7
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- .1 METAL CASING & PINS, SYNTHETIC BASE/.2 CARDBOARD
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- 3.1 cm
- Height
- 6.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Receiving
- Sub-Category
- N/A
Manufacturer
- AKA
- General Electric
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- Unknown
- Canada
-
FROM COLLECTION OF VACUUM TUBES DONATED TO CSTM BY CANADIAN GOVERNMENT DEPARTMENT NATURAL RESOURCES CANADA. MFD. AND/OR DISTRIBUTED BY CANADIAN COMPANY. - Function
-
METAL TYPE VACUUM TUBE USED AS RF AMPLIFIER IN AC/DC RECEIVERS INVOLVING HIGH FREQUENCY WIDE BAD APPLICATIONS & AS LIMITER TUBE IN FM EQUIPMENT. - Technical
-
EXAMPLE OF SHARP CUT-OFF PENTODE. - Area Notes
-
Unknown
Details
- Markings
- .1 SILVER LETTERING ON TUBE READING "GE [LOGO]/ Electronic/ TUBE/ 12SH7/ R"; INCISED LETTERING ON SIDE OF BASE READS "12SH7 D"/.2 BLACK LETTERING ON BOX END READS "12SH7/ USA" WITH "GE" LOGO; BLACK LETTERING ON BOX SIDES READS "Electronic [SCRIPT]/ TUBE", "Progress is Our/ Most Important Product/ A Product of/ CANADIAN GENERAL ELECTRIC/ COMPANY LIMITED/ PRINTED IN CANADA"; RED LETTERING ON FLAP READS ""CARTON/ PATENT NO./ 542,977"
- Missing
- COMPLETE
- Finish
- .1 BLACK CASING & BASE; METALLIC PINS/.2 ORANGE & GREY EXTERIOR
- Decoration
- .2 "GE" LOGO ON 4 SIDES & END
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
General Electric, Vacuum tube, after 1957, Artifact no. 1998.0613, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1998.0613.001/
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