Amplifier, microphone

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Ingenium, 1982.0463.001
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OBJECT TYPE: TUBE
DATE: 1929
ARTIFACT NUMBER: 1982.0463.001

MANUFACTURER: NUZUM, G.C.
MODEL: Unknown
LOCATION: Canada

More Information

General Information

Serial #: PROTOTYPE
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: WOODEN CASE/ METAL, GLASS & SYNTHETIC WORKING PARTS/ METAL HARDWARE

Dimensions

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

Length: 44.8 cm
Width: 22.0 cm
Height: 35.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: NUZUM
Country: Canada
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: EARLY 1930'S
Canada: EXAMPLE OF EARLY CANADIAN INTEREST IN HIGH GAIN MICROPHONE AMPLIFIERS.
Function: USED TO AMPLIFY THE OUTPUT OF A VERY LOW LEVEL MICROPHONE TO A LEVEL COMPARABLE TO A CARBON MICROPHONE. PROBABLY AN EXPERIMENTAL CONDENSER MICROPHONE AMPLIFIER.
Technical: EARLY EXAMPLE OF HIGH GAIN AUDIO AMPLIFIER. NOTE: EXTREME SHIELDING OFVACUUM TUBES WITH LEAD SHEET AND ISOLATION OF TUBES FROM OTHER COMPONENTS.
Area Notes: Unknown

Details

Markings: FREQUENCY RESPONSE CURVE ATTACHED TO INSIDE OF COVER.
Missing: UNKNOWN
Finish: NATURAL WOOD FINISH/ INTERNAL COMPONENTS ALL NATURAL FINISH
Decoration: N/A

CITE THIS OBJECT

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

NUZUM, G.C., Amplifier, microphone, circa 1929, Artifact no. 1982.0463, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1982.0463.001/

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