Microphone

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Ingenium, 1985.0636.001
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OBJECT TYPE: TABLE
DATE: 1940
ARTIFACT NUMBER: 1985.0636.001

MANUFACTURER: Amperite
MODEL: PGAH
LOCATION: New York, New York, United States of America

More Information

General Information

Serial #: G396
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: CAST WHITE METAL CASE. ALUMINUM DIAPHRAGM, MAGNET ASSEMBLY, VOICE COIL, MATCHING TRANSFORMER. 3 TERMINAL AMPHENOL TYPE CONNECTOR. PROTECTIVE METAL SCREEN OVERDIAPHRAGM OPENING.

Dimensions

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

Length: 8.0 cm
Width: 7.0 cm
Height: 13.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: Amperite
Country: United States of America
State/Province: New York
City: New York

Context

Country: North America
State/Province: Unknown
Period: 1940-1960
Canada: USED IN CANADA
Function: TO PICK UP SOUND, VOICE & MUSIC, AND CONVERT TO COMPLEX ALTERNATING CURRENT. THE AC WOULD BE AMPLIFIED TO MODULATE A RADIO TRANSMITTER OR TO DRIVE SOUND SYSTEM SPEAKERS.
Technical: TYPICAL GENERAL PURPOSE MICROPHONE OF THE PERIOD.
Area Notes: Unknown

Details

Markings: 'AMPERITE N.Y.C./ OFF/ PGAH MADE IN U.S.A.' PRINTED ON SWITCH PLATE/ SN STAMPED INTO SWITCH PLATE: APPEARS TO BE 'G396'
Missing: N/A
Finish: ENTIRE MICROPHONE IS CHROME FINISH EXCEPT FOR SCREEN/ BLACK SWITCH PLATE
Decoration: N/A

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

Amperite, Microphone, circa 1940, Artifact no. 1985.0636, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1985.0636.001/

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