3M Version A: QE7052, BK4936 manual Microphones Weighting, Slow Response, LEQ

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Microphones

Z Weighting, Slow Response, LEQ

	12.5	16	20	25	31.5	40	50	63	80	100	125	160	200	250	315	400
Range (dB)	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz
-10 to 70	29.6	28.0	27.5	26.7	25.4	24.8	24.3	23.0	21.8	20.8	19.8	19.0	18.0	17.2	16.2	15.4
0 to 80	29.4	28.7	28.2	26.4	25.7	25.0	24.3	22.9	22.2	21.0	20.0	19.0	18.0	17.4	16.4	15.2
10 to 90	28.9	28.2	26.9	26.8	25.4	25.1	24.1	23.0	21.7	21.0	20.0	18.8	18.2	17.4	16.3	15.3
20 to 100	29.2	28.7	27.6	26.5	25.6	24.6	23.9	22.9	21.8	20.8	20.0	19.2	18.2	17.1	16.1	15.2
30 to 110	28.4	28.2	27.3	26.8	25.3	25.1	23.9	22.6	21.8	21.0	19.8	18.9	18.0	16.9	16.1	14.7
40 to 120	29.2	28.5	28.0	26.8	25.5	24.6	23.6	22.6	21.4	20.5	20.0	17.8	20.2	20.2	20.2	23.3
50 to 130	29.8	28.7	27.9	26.5	25.0	24.4	24.4	24.3	24.2	27.2	27.2	27.2	30.2	30.2	30.2	33.3
60 to 140	29.0	29.6	29.1	31.2	31.2	31.2	34.2	34.2	34.2	37.2	37.2	37.2	40.2	40.2	40.2	43.3

Z Weighting, Slow Response, LEQ

500	630	800	1000	1250	1600	2000	2500	3150	4000	5000	6300	8000	10	12.5	16	20
Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	kHz	kHz	kHz	kHz
dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB
14.5	13.5	12.6	12.1	11.4	10.9	10.4	10.3	10.3	10.4	10.8	11.2	12.0	12.7	13.3	14.1	15.0
14.3	13.4	12.5	11.9	11.3	10.8	10.4	10.3	10.2	10.4	10.7	11.0	11.8	12.6	13.2	14.1	14.9
14.5	13.6	12.5	11.9	11.3	10.7	10.2	10.1	10.0	10.1	10.7	11.1	11.3	12.3	13.1	14.3	14.3
14.2	13.4	12.3	11.4	11.0	9.3	9.3	9.3	12.3	12.3	12.3	15.3	15.3	15.3	18.3	18.3	18.3
13.3	13.3	16.3	16.3	16.3	19.3	19.3	19.3	22.3	22.3	22.3	25.3	25.3	25.3	28.3	28.3	28.3
23.3	23.3	26.3	26.3	26.3	29.3	29.3	29.3	32.3	32.3	32.3	35.3	35.3	35.3	38.3	38.3	38.3
33.3	33.3	36.3	36.3	36.3	39.3	39.3	39.3	42.3	42.3	42.3	45.3	45.3	45.3	48.3	48.3	48.3
43.3	43.3	46.3	46.3	46.3	49.3	49.3	49.3	52.3	52.3	52.3	55.3	55.3	55.3	58.3	58.3	58.3

053-469 RevC

SoundPro models SE and DL Data Addendum