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Western Electric Company (3)
Cruft Laboratory, Harvard University (1)
Janszen Laboratory Inc. (1)
Magnavox Company (1)

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Related Object Info

frequency response graph for Western Electric double-cone loudspeaker

This is a framed diagram showing the DB vs Frequency output of a double-cone loudspeaker, Western Electric Type 540-AW. This object is part of a series of similar graphs. Therefore, they may all have been produced at the same time, at a later date than DPWN0052b.

frequency response graph for Janszen electrostatic loudspeaker

frequency response graph for Janszen electrostatic loudspeaker

Janszen Laboratory Inc.
circa 1956
frequency response graph for Magnavox Loudspeaker

frequency response graph for Magnavox Loudspeaker

Magnavox Company
circa 1922
frequency response graph for Western Electric double-cone loudspeaker

frequency response graph for Western Electric double-cone loudspeaker

Western Electric Company
circa 1924
frequency response graph for Western Electric double-cone loudspeaker

frequency response graph for Western Electric double-cone loudspeaker

Western Electric Company
circa 1924
frequency response test records

frequency response test records

Cruft Laboratory, Harvard University
ca. 1920-1925
WE model 540-AW hornless paper cone loudspeaker in original box

WE model 540-AW hornless paper cone loudspeaker in original box

Western Electric Company
1924
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