Microphone

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Ingenium, 1989.0173.001
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OBJECT TYPE: CARBON/CHEST
DATE: 1945
ARTIFACT NUMBER: 1989.0173.001

MANUFACTURER: ELECTRO-VOICE CORP.
MODEL: T-45
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: MICROPHONE: SYNTHETIC, METAL SHIELD & PLUG/ BAG: PAPER/ BOX: CARDSTOCK

Dimensions

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

Length: 11.0 cm
Width: 9.5 cm
Height: 3.5 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: Worldwide
State/Province: Unknown
Period: WWII (THIS UNIT WAS PROBABLY NEVER USED)
Canada: Unknown
Function: TO PICK UP SOUND OR VOICE & CONVERT TO COMPLEX ALTERNATING CURRENT. THE ALTERNATING CURRENT WOULD BE AMPLIFIED TO MODULATE A TRANSMITTER OR A RECORDING SYSTEM.
Technical: EXAMPLE OF HANDS-FREE MICROPHONE DEVELOPED FOR MILITARY USE.
Area Notes: Unknown

Details

Markings: ON MICROPHONE: 'T-45/ 27820/ PHILA/ 44 22'/ 'MC-419'/ ON MICROPHONE PLUG:'PL-291-A'/ ON BAG: 'TWO 1 Breath Shields/ Item 3 Drawing SC-D-9972/ Stock No. 2 B 1589/ 1/ Order No. 27828 Phila-44-22/ ELECTRO-VOICE MFG. CO., INC./ South Bend, Indiana U.S.A.'/ ON BOX 'ONE MICROPHONE T-45/ STOCK NO. 2B 1645/ ORDER NO. 27828-PHILA-44-22/ ELECTRO-VOICE CORPORATION/ SOUTH BEND, INDIANA, U.S.A.'/ 'Boxed FEB 7 1945 Date/ Packed with dehydrated agent./ Do not open until ready for use.'
Missing: N/A
Finish: KHAKI GREEN STRAPS & CORDS/ BLACK MICROPHONE & PLUG
Decoration: N/A

CITE THIS OBJECT

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

ELECTRO-VOICE CORP., Microphone, circa 1945, Artifact no. 1989.0173, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1989.0173.001/

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