Microphone

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Ingenium, 1990.0072.001
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OBJECT TYPE: CARBON/DOUBLE BUTTON
DATE: 1940
ARTIFACT NUMBER: 1990.0072.001

MANUFACTURER: ELECTRO-VOICE
MODEL: 50
LOCATION: South Bend, Indiana, 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: CAST ALUMINUM CAST & DIAPHRAGM, CARBON BUTTON CASES, AND INSULATED SCREW CONNECTIONS/ MOUNTING LUGS MOLDED IN CASE

Dimensions

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

Length: N/A
Width: 8.5 cm
Height: 3.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Sound
Sub-Category: N/A

Manufacturer

AKA: ELECTRO VOICE
Country: United States of America
State/Province: Indiana
City: South Bend

Context

Country: Unknown
State/Province: Unknown
Period: 1940-1950
Canada: Unknown
Function: TO PICK UP SOUND OR VOICE AND CONVERT IT TO COMPLEX ALTERNATING CURRENT. THE AC WOULD BE AMPLIFIED TO MODULATE A RADIO TRANSMITTER OR TWO DRIVE SPEAKERS.
Technical: AN EXAMPLE OF LOW COST GENERAL PURPOSE MICROPHONES OF THE MID TO LATE 1930'S
Area Notes: Unknown

Details

Markings: EMBOSSED ON BACK: 'ELECTRO-VOICE MODEL FIFTY/ SOUTH BEND USA'
Missing: THESE MIKES WERE USUALLY SPRING MOUNTED IN A "RING" STAND, WHICH WAS NOT INCLUDED WITH THE MIKE.
Finish: POLISHED ALUMINUM
Decoration: CONCENTRIC RIDGED CIRCLES ON BOTH FRONT & BACK

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

ELECTRO-VOICE, Microphone, circa 1940, Artifact no. 1990.0072, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1990.0072.001/

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