Object Details
maker
Westinghouse Electric Corporation
Description
Westinghouse "Tomato Can" microphone from station KDKA. Adaptation of telephone transmitter in suitable mounting, incorporates acoustical equalizer and other minor refinements. Same technical limitations as Cat. No. 311,443. This instrument is the actual instrument used in broadcast of press bulletins of Harding-Cox election returns Nov. 2, 1920, an event sometimes considered as the beginning of broadcasting. Brass can painted black, wire gauze at one end.
Location
Currently not on view
Credit Line
from National Broadcasting Company, Inc.
Date made
1920
ID Number
EM.311444
catalog number
311444
accession number
148157
Object Name
Microphone
Other Terms
Microphone; Audio Devices
Measurements
on stand: 17 in x 8 in; 43.18 cm x 20.32 cm
mic only: 5 in x 5 in; 12.7 cm x 12.7 cm
See more items in
Work and Industry: Electricity
Data Source
National Museum of American History
Link to Original Record
Record ID
nmah_713166