Amplifier, audio frequency

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Ingenium, 1985.0663.001
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OBJECT TYPE: 2 STAGE
DATE: 1923
ARTIFACT NUMBER: 1985.0663.001

MANUFACTURER: Atwater Kent
MODEL: TA
LOCATION: Philadelphia, Pennsylvania, 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: METAL BASE; BAKELITE; BRASS; GLASS TUBE.

Dimensions

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

Length: 15.1 cm
Width: 15.1 cm
Height: 14.7 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: Atwater Kent
Country: United States of America
State/Province: Pennsylvania
City: Philadelphia

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: USED AS THE AUDIO AMPLIFICATION STAGES ON ATWATER KENT MODEL 12 RADIO RECEIVERS.
Technical: GOOD EXAMPLE OF HIGH QUALITY RADIO CONSTRUCTION OF THE EARLY 1920S.
Area Notes: Unknown

Details

Markings: MFR'S PLATE ON BASE BEARS FOLLOWING INFO.: 'ATWATER KENT/ PHILA/ TYPETA/ AK [logo]/ MADE IN U.S.A./ PATENTS PENDING/ 2 STAGE A.F. AMPLIFIER'/ 'MIN.'AND 'MAX.' APPEARS IN RAISED PRINT ON EITHER SIDE OF TUNING DIAL/ 'Ni', '+20', '+A', '-A/-B', '+40' AND 'OUT' APPEARS IN RAISED PRINT ON BASE NEAR RESPECTIVE TERMINALS/ FOLLOWING INFO. APPEARS ON TUBES: '[logo]/ CANADIAN/ WESTINGHOUSE/ W.D.-12'; ON THE BASE OF ONE TUBE: '1836'/ PAPER LABEL ON TUBES BEARS FOLLOWINGINFO.: 'THE/CANADIAN WESTINGHOUSE/ CO., LIMITED/ Hamilton, Ontario/ LICENSED ONLY FOR AM-/ ATEUR. EXPERIMENTAL AND/ ENTERTAINMENT USE AND/ ONLY TO EXTENT INDICATED / *
Missing: APPEARS COMPLETE.
Finish: GREEN BASE; BROWN BAKELITE; BROWN BAKELITE KNOB.
Decoration: N/A

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

Atwater Kent, Amplifier, audio frequency, circa 1923, Artifact no. 1985.0663, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1985.0663.001/

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