Microphone

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OBJECT TYPE
DYNAMIC/TABLE
DATE
1938
ARTIFACT NUMBER
1969.1040.001
MANUFACTURER
Western Electric
MODEL
630A
LOCATION
United States of America

More Information


General Information

Serial #
3394
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
CAST ALUMINUM CASE, DURALUMINUM DIAPHRAM, VOICE COIL, MAGNET ASSEMBLY AND ACOUSTIC EQUALIZING CHAMBERS

Dimensions

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

Length
6.4 cm
Width
6.4 cm
Height
6.2 cm
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
1938-1950
Canada
USED BY THE C.B.C. FOR CANADIAN BROADCASTING
Function
USED TO PICK UP SOUND SUCH AS VOICE OR MUSIC AND CONVERT TO COMPLEX ALTERNATING CURRENT. THE ALTERNATING CURRENT WOULD BE AMPLIFIED TO DRIVE SPEAKERS IN A SOUND SYSTEM OR APPLIED TO A RADIO BROADCASTING RADIO TRANSMITTER.
Technical
THE SECOND SERIES OF DYNAMIC MICROPHONES DEVELOPED BY WESTERN ELECTRIC WHO WERE THE MAJOR SUPPLIER OF BROADCAST MICROPHONES IN THE 1920'S AND EARLY 1930'S
Area Notes
Unknown

Details

Markings
SMALL PLATE TOP CENTRE WITH ENGRAVED 'S02961'/ REAR, AROUND CONNECTOR HOLE, MFG NAME, TYPE AND SERIALNUMBER/ ON BACK: 'WESTERN ELECTRIC USA 630A 3394'
Missing
N/A
Finish
BLACK GLOSS ENAMEL WITH POLISHED ALUMINUM SCREEN RETAINING RING
Decoration
N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

Western Electric, Microphone, circa 1938, Artifact no. 1969.1040, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.1040.001/

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