3M BK4936, Version A: QE7052 manual IEC Range 50 dB to 140 dB

Page 40

Linear Operating Range

1/3 Octave Band

Table A.42(Continued)

IEC 651

Range 50 dB to 140 dB

	Frequency		SPL Z Weighting
		Linear Operating Range (dB)
31.5		58		142
1000		55		142
4000		55		142
8000		54		142
		Range 60 dB to 150 dB
	Frequency		SPL Z Weighting
		Linear Operating Range (dB)
31.5		64		153
1000		64		153
4000		65		153
8000		64		153
		Range 70 dB to 160 dB
	Frequency		SPL Z Weighting
		Linear Operating Range (dB)
31.5		74		163
1000		74		163
4000		74		163
8000		74		163
		Range 80 dB to 170 dB
	Frequency		SPL Z Weighting
		Linear Operating Range (dB)
31.5		86		173
1000		86		173
4000		86		173
8000		85		173

IEC 804

Range 50 dB to 140 dB

				LEQ Z
		SPL Z		Weighting
	Weighting			Linear
Frequency	Linear Operating			Operating
	Range (dB)			Range (dB)
4000	54		142	54	142

Range 60 dB to 150 dB

				LEQ Z
		SPL Z		Weighting
	Weighting			Linear
Frequency	Linear Operating			Operating
	Range (dB)			Range (dB)
4000	66		153	66	153

Range 70 dB to 160 dB

				LEQ Z
		SPL Z		Weighting
	Weighting			Linear
Frequency	Linear Operating			Operating
	Range (dB)			Range (dB)
4000	76		163	76	163

Range 80 dB to 170 dB

				LEQ Z
		SPL Z		Weighting
	Weighting			Linear
Frequency	Linear Operating			Operating
	Range (dB)			Range (dB)
4000	89		173	89	173

053-469 RevC

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