Microphone

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Ingenium, 1969.0814.001
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OBJECT TYPE: CONDENSER
DATE: 1921
ARTIFACT NUMBER: 1969.0814.001

MANUFACTURER: Western Electric
MODEL: 394
LOCATION: United States of America

More Information

General Information

Serial #: 4705
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: MACHINED BRASS CASE/ STRETCHED DURALUMINUM DIAPHRAGM BACKING PLATE/INSULATORS AND MESH PROTECTIVE COVERING/ THE 1B HOUSING IS STAMPED BRASS, MOUNTING SPRINGS AND COPPER MESH PROTECTIVE SCREENING COVERING HOLES

Dimensions

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

Length: 15.9 cm
Width: 20.3 cm
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: 1921-1935
Canada: USED IN CANADA
Function: USED TO PICK UP SOUND SUCH AS VOICE OR MUSIC AND CONVERT TO COMPLEX ALTERNATING CURRENT WHICH COULD BE AMPLIFIED AND USED TO MODULATE A RADIO TRANSMITTER
Technical: ONE OF THE EARLIEST TRUE BROADCAST QUALITY MICROPHONES. MANY MODERN DEVICES, FROM CHEAP TELEPHONES TO HAND HELD TRANSCEIVERS USE THE CAPACITOR MICROPHONE PRINCIPLE IN THE ELECTRIC MICROPHONE
Area Notes: Unknown

Details

Markings: ON MICROPHONE 'WESTERN ELECTRIC 394 MADE IN USA PATENT 1333744 1456538 1611870 PAT PEND'/ SCRATCHED ON BACK OF MICROPHONE: 'RG'
Missing: BASE OF THE 1B HOUSING, ONE SPRING MOUNTING HOOK AND ONE SPRING BACK MOUNTING CLIP MISSING FROM INSIDE OF 1B HOUSING
Finish: THE 394 MICROPHONE IS PLATED/ THE 1B CASE IS WRINKLE FINISH ENAMEL
Decoration: N/A

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Western Electric, Microphone, circa 1921, Artifact no. 1969.0814, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0814.001/

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