3M Version A: QE7052, BK4936 manual Table J.14 Octave Band

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Microphones

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

Table J.14 – Octave Band

A Weighting, Fast Response, SPL

Range
(dB)	16 Hz	31.5 Hz	63 Hz	125 Hz	250 Hz	500 Hz	1000 Hz	2000 Hz	4000 Hz	8000 Hz	16 kHz
-10 to 70	-16.9	-6.8	3.5	10.1	14.6	17.7	19.4	19.5	19.0	17.6	13.9
0 to 80	-16.9	-6.7	3.6	9.7	15.0	17.9	19.4	19.5	18.9	17.5	13.8
10 to 90	-15.1	-7.7	3.7	10.2	14.9	18.0	19.3	19.4	18.9	17.5	13.7
20 to 100	-6.6	-4.5	3.1	10.4	15.0	17.7	19.3	19.3	18.8	17.3	14.2
30 to 110	3.6	-0.1	3.5	10.0	15.1	17.8	19.1	19.1	18.3	18.3	18.3
40 to 120	12.8	10.7	7.5	10.7	14.9	16.8	19.3	22.3	25.3	28.3	28.3
50 to 130	23.6	19.3	17.2	20.2	23.2	26.2	29.2	32.3	35.3	38.3	38.3
60 to 140	33.4	28.8	27.6	30.2	33.2	36.2	39.2	42.3	45.3	48.3	48.3
				A Weighting, Fast Response, LEQ
Range
(dB)	16 Hz	31.5 Hz	63 Hz	125 Hz	250 Hz	500 Hz	1000 Hz	2000 Hz	4000 Hz	8000 Hz	16 kHz
-10 to 70	-16.9	-7.1	3.2	9.9	15.1	18.0	19.4	19.5	19.1	17.6	13.9
0 to 80	-16.8	-7.0	3.4	10.0	14.9	18.0	19.4	19.5	18.9	17.6	13.8
10 to 90	-15.0	-6.6	3.0	9.8	14.8	17.8	19.3	19.4	18.9	17.5	13.8
20 to 100	-6.9	-5.9	3.0	9.8	14.8	17.8	19.2	19.3	18.9	17.3	14.2
30 to 110	3.1	0.0	4.1	10.1	14.8	17.7	19.2	19.2	18.3	18.3	18.3
40 to 120	12.6	9.3	8.0	11.1	15.3	16.9	19.3	22.3	25.3	28.3	28.3
50 to 130	22.9	18.5	17.4	20.2	23.2	26.2	29.2	32.3	35.3	38.3	38.3
60 to 140	33.5	28.7	27.3	30.2	33.2	36.2	39.2	42.3	45.3	48.3	48.3
				A Weighting, Slow Response, SPL
Range
(dB)	16 Hz	31.5 Hz	63 Hz	125 Hz	250 Hz	500 Hz	1000 Hz	2000 Hz	4000 Hz	8000 Hz	16 kHz
-10 to 70	-16.9	-7.2	3.4	9.8	14.9	17.9	19.4	19.5	19.0	17.6	13.9
0 to 80	-16.9	-7.3	3.2	9.9	14.8	17.9	19.3	19.4	18.9	17.5	13.8
10 to 90	-15.6	-6.8	3.2	10.1	14.8	17.8	19.3	19.4	18.9	17.3	13.3
20 to 100	-7.0	-6.2	3.4	9.8	14.6	17.7	19.1	19.1	19.0	17.3	17.3
30 to 110	3.4	3.2	6.2	9.4	15.3	18.3	18.3	21.3	24.3	27.3	27.3
40 to 120	12.8	13.2	16.2	19.2	22.3	25.3	28.3	31.3	34.3	37.3	37.3
50 to 130	22.9	23.2	26.2	29.2	32.3	35.3	38.3	41.3	44.3	47.3	47.3
60 to 140	32.9	33.2	36.2	39.2	42.3	45.3	48.3	51.3	54.3	57.3	57.3
				A Weighting, Slow Response, LEQ
Range
(dB)	16 Hz	31.5 Hz	63 Hz	125 Hz	250 Hz	500 Hz	1000 Hz	2000 Hz	4000 Hz	8000 Hz	16 kHz
-10 to 70	-16.9	-7.3	3.3	10.1	14.9	17.9	19.4	19.5	19.0	17.6	13.9
0 to 80	-16.9	-6.6	3.4	10.1	14.8	17.8	19.3	19.4	18.9	17.5	13.8
10 to 90	-15.7	-7.1	3.4	10.0	14.8	17.8	19.2	19.4	18.8	17.3	13.3
20 to 100	-6.9	-6.3	3.5	9.9	14.6	17.7	19.1	19.1	19.0	17.3	17.3
30 to 110	3.4	3.2	6.2	9.4	15.2	18.3	18.3	21.3	24.3	27.3	27.3
40 to 120	13.0	13.2	16.2	19.2	22.3	25.3	28.3	31.3	34.3	37.3	37.3
50 to 130	23.2	23.2	26.2	29.2	32.3	35.3	38.3	41.3	44.3	47.3	47.3
60 to 140	33.2	33.2	36.2	39.2	42.3	45.3	48.3	51.3	54.3	57.3	57.3

053-469 RevC

SoundPro models SE and DL Data Addendum