Oscillograph
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1978.0566.001
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- OBJECT TYPE
- CATHODE RAY
- DATE
- 1945
- ARTIFACT NUMBER
- 1978.0566.001
- MANUFACTURER
- DUMONT, A.B. LAB. INC.
- MODEL
- 248
- LOCATION
- Passaic, New Jersey, United States of America
More Information
General Information
- Serial #
- 772
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- METAL AND GLASS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 52.0 cm
- Width
- 31.2 cm
- Height
- 39.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Service-test equipment
- Sub-Category
- N/A
Manufacturer
- AKA
- DUMONT
- Country
- United States of America
- State/Province
- New Jersey
- City
- Passaic
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- 1945 TO PRESENT
- Canada
-
USED IN CANADA - Function
-
MEASURES VOLTAGES & FREQUENCIES BY DISPLAYING WAVEFORMS ON PHOSPHORESCENT SCREEN - Technical
-
INVENTION OF CATHODE RAY TUBE LED RAPIDLY TO ITS USE IN OSCILLOSCOPES IN 1921. PREVIOUSLY, TO PICTURE A WAVE OF ELECTRICITY, A STRING GALVANOMETER WAS USED ALONG WITH A ROTATING MIRROR, THE WHOLEPROJECTED ONTO A PHOTOGRAPHIC PLATE. (* CONT'D IN SUPP. INFO. & O:DRIVE SUPP.INFO.) - Area Notes
-
Unknown
Details
- Markings
- N/A
- Missing
- TEST PROBES/ POSSIBLY MISSING COVER
- Finish
- ROUGHT BLACK OUTER CHASSIS, BLACK FACING
- Decoration
- HAS 17 KNOBS, VARIOUS TERMINAL POSTS, SWITCHES, ETC./ 5" DIA. GRT SCREEN
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
DUMONT, A.B. LAB. INC., Oscillograph, circa 1945, Artifact no. 1978.0566, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1978.0566.001/
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