Noise measurements at high levels and ca
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P. Lienard; M. Benard; J. Lambourion; B. Baerd
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Article
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1970
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Elsevier Science
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English
⚖ 583 KB
High-level sound measurement needs transducers of low sensitivity, and some disturbing effects are to be feared from environment, and non-linear effects. Piezoelectric, capacitive, and electret microphones are described. The calibration of such transducers is not easy by conventional methods. Some m