Results of tests made with portable noise analyzer developed by W. O. OSBON at Westinghouse research laboratories, which consists of three small leather-covered cases, one containing noise meter, second, noise analyzer, and third, microphone and batteries.
Analyzing noise in street cars and buses
Elec Traction
Electric Traction ; 31 , n 1
1935
2 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
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