Vacuum tube

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Ingenium, 1986.0620.001
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OBJECT TYPE: IMAGE ORTHICON/4.5 IN.
DATE: 1975
ARTIFACT NUMBER: 1986.0620.001

MANUFACTURER: ENGLISH ELECTRIC VALVE CO. LTD.
MODEL: 7295C
LOCATION: Chelmsford, England

More Information

General Information

Serial #: W1122
Part Number: 1
Total Parts: 3
AKA: N/A
Patents: N/A
General Description: GLASS/ METAL/ SYNTHETIC

Dimensions

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

Length: 49.5 cm
Width: 11.2 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Vacuum Tubes
Category: Television
Sub-Category: N/A

Manufacturer

AKA: ENGLISH ELECTRIC
Country: England
State/Province: Unknown
City: Chelmsford

Context

Country: Canada
State/Province: Unknown
Period: 1970s
Canada: USED IN CANADA
Function: BLACK & WHITE TELEVISION CAMERA PICK-UP TUBE WHICH PROVIDES A STABLE PERFORMANCE OVER A WIDE RANGE OF LIGHT LEVELS WITH AN EXCELLENT RESOLUTION & SIGNAL TO NOISE RATIO IN CONVERTING PICTURES INTO ELECTRICAL SIGNALS.
Technical: TYPE SAMPLE OF TYPICAL PICKUP TUBE OF THE ERA/ PROVIDES IMPROVED SENSITIVITY BY COMBINING THE FEATURES OF THE IMAGE ICONOSCOPE & ORTHICON/ AN IMPROVEMENT IN RESOLUTION & SIGNAL TO NOISE RATIO OVER THE 3 IN. TUBE.
Area Notes: Unknown

Details

Markings: .1: ON GLASS - '[LOGO]/ ENGLISH/ ELECTRIC/ VALVE/ CO LTD/ MADE IN/ ENGLAND'/ STICKERS: 'WORLD PATENTS PENDING'/ 'ENGLISH ELECTRIC VALVE CO LTD/ TYPE 7295C/ SERIAL NO W1122/ [LOGO]/ MADE IN ENGLAND'/ ON BOTTOM: 'W1122'/.2: IDENTICAL MARKINGS ON GLASS/ LABEL: 'WORLD PATENTS PENDING'/ STAMPED INSIDE NEAR TOP: 'R7197'/.3: ON GLASS - 'ENGLISH ELECTRIC VALVE CO. LTD. MADE IN ENGLAND [IN CIRCLE AROUND LOGO]'/ LABEL ON BASE: 'ENGLISH ELECTRIC VALVE CO LTD./ TYPE 7295C/ SERIAL NO/ [LOGO]/ MADE IN ENGLAND'/ STAMPED INSIDE NEAR TOP:'R/ 8880'/ LABEL ON GLASS: 'IMAGE ORTHICON/ ELCON TARGET'
Missing: N/A
Finish: UNCOLOURED GLASS, MIDDLE SECTION & RING ON END SILVERED/ BLACK BOTTOM PART & BASE (EXCEPT.3 - BROWN BASE)/ WHITE LETTERING
Decoration: LOGO ON SIDE

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ENGLISH ELECTRIC VALVE CO. LTD., Vacuum tube, circa 1975, Artifact no. 1986.0620, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1986.0620.001/

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