3M - BK4936

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Contents

3M Occupational Health amp Environmental Safety Division 3M SoundPro SE DL Series Sound Level Meters SoundPro Data Addendum Manual Version A QE7052 and BK4936 microphones Page i Table of Contents About this manual _ 1 Introduction of Specifications ___ 1 Filter Information_ 1 Magnetic fields_ 1 Midband frequency_ 2 Table A l Octave band filters_2 Table A 2 Midband frequencies for the 1 3 octave band filters _2 Microphone Classes defined ___ 3 Table A 3 Tolerance class for Microphone accessory combination _3 Self Generated Noise _ 4 Broadband_ 4 Table A 4 Fast Response _4 Table A 5 Slow Response_4 Octave Band_ 5 A Weighting_5 Table A 6 Fast Response and SPL_5 Table A l Fast Response and LEQ_5 Table A 8 ...