Abstract
Increasing interference immunity in registering acoustic signals is an important engineering task for the acoustic-emission technique. Frequency filtering is an efficient and advanced filtering technique. This study shows that interference immunity increases with Butterworth filters.
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Original Russian Text © A.V. Popov, E.A. Kondranin, V.E. Zhumay, 2009, published in Defektoskopiya, 2009, Vol. 45, No. 3, pp. 32–36.
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Popov, A.V., Kondranin, E.A. & Zhumay, V.E. Synthesis of Butterworth filters for increasing the interference immunity of acoustic-emission signals. Russ J Nondestruct Test 45, 171–175 (2009). https://doi.org/10.1134/S1061830909030048
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DOI: https://doi.org/10.1134/S1061830909030048