Microphone
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1970.0023.001
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- OBJECT TYPE
- RIBBON & DYNAMIC/UNIDIRECTIONAL/FIGURE 8, OMNI, & CARDOID
- DATE
- 1939
- ARTIFACT NUMBER
- 1970.0023.001
- MANUFACTURER
- Western Electric
- MODEL
- 639A
- LOCATION
- United States of America
More Information
General Information
- Serial #
- 186
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- CASE, CAST NON-FERROUS METAL. U-TYPE MAGNET STRUCTURE WITH ALUMINUM RIBBONS SUPPORTED IN THE MAGNETIC FIELDS.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 20.3 cm
- Width
- N/A
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Sound
- Sub-Category
- N/A
Manufacturer
- AKA
- Western Electric
- Country
- United States of America
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- North America
- State/Province
- Unknown
- Period
- C.1939-1950
- Canada
-
THIS MICROPHONE USED DURING THE ROYAL TOUR IN 1939. - Function
-
TO PICK UP SOUND, VOICE AND MUSIC AND CONVERT TO COMPLEX ALTERNATING CURRENT. THE ALTERNATING CURRENT WOULD BE AMPLIFIED TO MODULATE A RADIO TRANSMITTER. - Technical
-
WESTERN ELECTRIC WAS ONE OF SEVERAL MANUFACTURERS DEVELOPING DIRECTIONAL MICROPHONES DURING THIS PERIOD. THIS MICROPHONE USED A DUAL RIBBON ELEMENT RATHER THAN DIAPHRAGM, DYNAMIC MICROPHONE CARTRIDGES. - Area Notes
-
Unknown
Details
- Markings
- WESTERN ELECTRIC NAME PLATE
- Missing
- N/A
- Finish
- CASING GOLD PLATED (STANDARD MICROPHONES WOULD BE CHROME-PLATED)
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Western Electric, Microphone, circa 1939, Artifact no. 1970.0023, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1970.0023.001/
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