Radiometer
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Ingenium,
1992.2421.001
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- OBJECT TYPE
- N/A
- DATE
- Unknown
- ARTIFACT NUMBER
- 1992.2421.001
- MANUFACTURER
- Knott
- MODEL
- Unknown
- LOCATION
- Boston, Massachusetts, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- FERROUS METAL BASE/ NON-FERROUS METAL PARTS/ GLASS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 14.3 cm
- Width
- 14.3 cm
- Height
- 29.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Physics
- Category
- Demonstration & teaching equipment
- Sub-Category
- N/A
Manufacturer
- AKA
- Knott
- Country
- United States of America
- State/Province
- Massachusetts
- City
- Boston
Context
- Country
- United States of America
- State/Province
- Maine
- Period
- Unknown
- Canada
-
PART OF LARGE & VARIED COLLECTION OF OVER 7500 ELECTRICAL ITEMS ACQUIRED & DOCUMENTED BY ONTARIO HYDRO IN 1960S. COLLECTION WAS THOUGHT TO BE LARGEST & MOST COMPREHENSIVE IN CANADA & WAS DONATED TO NMST IN 1992. - Function
-
INSTRUMENT THAT DETECTS & MEASURES INTENSITY OF RADIANT ENERGY, IN THIS CASE HEAT. - Technical
-
RADIO-MICROMETER, DEVELOPED BY C.V. BOYS IN 1889, IS FORM OF THERMOPILE WITH GREAT SENSITIVITY. KNOTT'S RADIOMETER RESEMBLES FIRM'S D'ARSONVAL GALVANOMETER, WITH MOVING COIL REPLACED BY SENSITIVE THERMOCOUPLE MADE OF ANTIMONY &BISMUTH. IT APPEARS IN CATALOGUES FROM AT LEAST 1916 TO 1921 (REFS. 1 & 2). - Area Notes
-
Unknown
Details
- Markings
- INDENTED LETTERING ON BASE READS "KNOTT BOSTON/ PAT. PENDING"
- Missing
- SCALE & READING DEVICE - IN THIS FORM INSTRUMENT COULD BE READ WITH TELESCOPE.
- Finish
- BASE PAINTED BLACK/ GOLD COLOURED PARTS/ COLOURLESS TRANSPARENT GLASS/ MIRROR/ METALLIC WIRE & PARTS
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Knott, Radiometer, Unknown Date, Artifact no. 1992.2421, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1992.2421.001/
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