Scanning disk
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1970.1455.001
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- OBJECT TYPE
- TELEVISION
- DATE
- 1931
- ARTIFACT NUMBER
- 1970.1455.001
- MANUFACTURER
- Unknown
- MODEL
- SANABRIA
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- ALUMINUM/ GLASS LENS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- N/A
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Television
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Quebec
- Period
- 1931-32
- Canada
-
USED IN EARLY CKAC EXPERIMENTAL T.V. BROADCASTING IN OCTOBER, 1931 - Function
-
PROVIDED THE HORIZONTAL AND VERTICAL SCANNING IN MECHANICAL T.V. - Technical
-
IN THE DAYS OF MECHANICAL TV THIS TYPE OF DISK PROVIDED FOR SCANNING OF THE SCREEN IN THE RECEIVER. THIS DISK HAS 45 LENSES IN THREE SPIRALS TO PROVIDE A PICTURE WITH 45 LINES. THE PICTURE QUALITY WAS NOT GREAT & KEEPING THE DISK IN THE RECEIVER IN SYNC (IN STEP) WITH THE ONE IN THE TRANSMITTER WAS A MAJOR PROBLEM. - Area Notes
-
Unknown
Details
- Markings
- N/A
- Missing
- ONE LENS MISSING/ HUB DAMAGED
- Finish
- BLACK ENAMEL (CHIPPED AND SCRATCHED)
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Scanning disk, circa 1931, Artifact no. 1970.1455, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1970.1455.001/
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