3M BK4936, Version A: QE7052 manual Table J.15- 1/3 Octave Band

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Microphones

BK4936 microphone using random incidence corrector (Figures/Tables “J”)

Table J.15- 1/3 Octave Band

A Weighting, Fast Response, SPL

Range	12.5	16	20	25	31.5	40	50	63	80	100	125	160	200	250	315	400	500
(dB)	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz
		-
-10 to 70	-16.9	16.9	-16.9	-16.9	-13.7	-10.5	-6.0	-3.4	-1.6	1.6	3.9	6.5	7.3	9.4	9.8	10.8	11.8
		-
0 to 80	-16.9	16.9	-16.9	-15.6	-13.3	-10.1	-6.7	-2.9	-0.9	3.4	4.0	6.0	7.5	8.1	9.8	10.8	11.8
		-
10 to 90	-16.9	15.5	-16.8	-15.4	-13.7	-10.4	-6.3	-3.4	-1.2	3.7	3.6	5.9	6.7	9.3	10.3	10.7	11.6
20 to 100	-15.9	-6.2	-13.5	-9.2	-10.8	-9.1	-7.1	-3.7	-0.1	1.6	4.3	5.8	7.9	8.7	10.2	11.0	11.9
30 to 110	-6.4	4.2	-4.8	0.8	-3.8	-4.9	-3.8	-1.9	0.1	3.1	4.4	5.6	7.0	8.4	10.2	10.6	11.6
40 to 120	3.4	13.8	6.1	9.5	4.7	3.8	4.4	4.8	4.8	7.5	7.6	7.4	10.2	10.4	10.4	13.3	13.2
50 to 130	12.9	23.2	15.4	19.7	14.8	13.9	14.4	14.7	14.2	17.2	17.2	17.2	20.2	20.2	20.2	23.2	23.2
60 to 140	21.8	32.4	25.8	29.9	25.2	22.8	24.6	24.2	24.2	27.2	27.2	27.2	30.2	30.2	30.2	33.2	33.2

A Weighting, Fast Response, SPL

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	kHz	kHz	kHz	kHz
dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB
12.2	12.9	13.1	13.3	12.9	12.8	12.9	12.8	12.6	12.4	11.8	11.5	10.8	9.4	7.9	5.8
12.6	12.7	12.9	13.1	13.0	12.8	12.7	12.6	12.2	12.1	11.8	11.5	10.6	9.4	7.8	5.9
12.4	12.8	12.8	13.1	13.2	12.8	12.9	12.8	12.5	12.4	11.8	11.3	10.6	9.2	7.7	5.9
12.5	12.6	12.7	12.8	12.6	12.7	12.8	12.6	12.3	12.2	11.4	11.3	10.1	8.3	8.3	8.3
12.1	12.0	12.8	12.9	12.6	12.3	12.4	12.3	12.3	12.3	15.3	15.3	15.3	18.3	18.3	18.3
13.3	16.2	16.2	16.2	19.2	19.2	19.2	22.3	22.3	22.3	25.3	25.3	25.3	28.3	28.3	28.3
23.2	26.2	26.2	26.2	29.2	29.2	29.2	32.3	32.3	32.3	35.3	35.3	35.3	38.3	38.3	38.3
33.2	36.2	36.2	36.2	39.2	39.2	39.2	42.3	42.3	42.3	45.3	45.3	45.3	48.3	48.3	48.3

A Weighting, Fast Response, LEQ

Range	12.5	16	20	25	31.5	40	50	63	80	100	125	160	200	250	315	400	500
(dB)	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz	Hz
-10 to 70	-16.9	-16.9	-16.9	-16.3	-13.9	-9.9	-6.6	-2.4	-0.4	3.7	3.9	5.9	7.6	9.4	10.2	11.1	11.8
						-
0 to 80	-16.9	-16.9	-16.9	-16.4	-13.8	10.2	-6.5	-3.2	-0.5	3.7	4.0	6.0	7.5	8.8	10.2	11.2	11.8
						-
10 to 90	-16.9	-15.9	-16.8	-15.3	-13.1	10.5	-6.8	-2.6	0.0	3.6	3.9	5.8	7.5	8.7	10.0	11.1	11.8
20 to 100	-15.8	-7.1	-13.6	-8.7	-10.3	-8.0	-6.2	-3.1	0.0	1.8	4.2	6.1	7.8	8.8	9.9	10.8	11.8
30 to 110	-5.5	3.6	-4.8	-0.8	-2.7	-4.4	-3.6	-1.9	0.6	3.6	4.2	6.2	7.6	9.1	10.0	11.0	11.6
40 to 120	3.2	13.3	4.4	9.7	6.7	3.7	4.7	5.1	4.7	7.2	7.4	7.6	10.3	10.4	10.4	13.2	13.2
50 to 130	12.6	23.5	14.5	19.5	16.8	14.1	14.4	14.6	14.2	17.2	17.2	17.2	20.2	20.2	20.2	23.2	23.2
60 to 140	24.4	33.8	25.1	30.1	27.0	23.5	24.2	24.5	24.2	27.2	27.2	27.2	30.2	30.2	30.2	33.2	33.2

A Weighting, Fast Response, LEQ

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	kHz	kHz	kHz	kHz
dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB	dB
12.4	12.6	12.9	13.1	13.1	13.0	12.9	12.8	12.5	12.4	11.8	11.5	10.6	9.4	7.8	5.9
12.5	12.7	13.0	13.1	13.0	12.8	12.9	12.6	12.4	12.3	11.8	11.4	10.6	9.4	7.8	5.8
12.4	12.6	13.1	13.2	13.1	13.0	12.9	12.6	12.4	12.3	11.7	11.4	10.5	9.2	7.7	5.9
12.4	12.6	12.9	13.0	13.0	12.9	12.7	12.5	12.3	12.1	11.4	11.3	10.1	8.3	8.3	8.3
12.2	12.2	12.8	13.1	12.6	12.5	12.4	12.3	12.3	12.3	15.3	15.3	15.3	18.3	18.3	18.3
13.3	16.2	16.2	16.2	19.2	19.2	19.2	22.3	22.3	22.3	25.3	25.3	25.3	28.3	28.3	28.3
23.2	26.2	26.2	26.2	29.2	29.2	29.2	32.3	32.3	32.3	35.3	35.3	35.3	38.3	38.3	38.3
33.2	36.2	36.2	36.2	39.2	39.2	39.2	42.3	42.3	42.3	45.3	45.3	45.3	48.3	48.3	48.3

053-469 RevC

SoundPro models SE and DL Data Addendum