3M BK4936, Version A: QE7052 manual Frequency SPL a Weighting

Page 28

Linear Operating Range

1/3 Octave Band

Table A.40 (Continued)

IEC 651

Range -20 dB to 70 dB

	Frequency		SPL A Weighting
			Linear Operating Range (dB)
31.5		66		74
1000		25		75
4000		25		74
8000		26		75
	Range -10 dB to 80 dB

	Frequency	SPL A Weighting
		Linear Operating Range (dB)
31.5		65	85
1000		25	85
4000		23	84
8000		26	85
	Range 0 dB to 90 dB

	Frequency	SPL A Weighting
		Linear Operating Range (dB)
31.5		65	95
1000		25	95
4000		23	94
8000		26	95
	Range 10 dB to 100 dB

	Frequency	SPL A Weighting
		Linear Operating Range (dB)
31.5		66	105
1000		26	105
4000		25	104
8000		28	105
	Range 20 dB to 110 dB

Frequency	SPL A Weighting
	Linear Operating Range (dB)
31.5	68	115
1000	26	115
4000	26	114
8000	28	115

IEC 804

Range -20 dB to 70 dB

		SPL A			LEQ A
	Weighting			Weighting
		Linear			Linear
Frequency	Operating			Operating
	Range (dB)			Range (dB)
4000	25		74	25		74

Range -10 dB to 80 dB

		SPL A			LEQ A
	Weighting			Weighting
		Linear			Linear
Frequency	Operating			Operating
	Range (dB)			Range (dB)
4000	25		84	25		84

Range 0 dB to 90 dB

		SPL A			LEQ A
	Weighting			Weighting
		Linear			Linear
Frequency	Operating			Operating
	Range (dB)			Range (dB)
4000	25		94	25		94

Range 10 dB to 100 dB

		SPL A			LEQ A
	Weighting			Weighting
		Linear			Linear
Frequency	Operating			Operating
	Range (dB)			Range (dB)
4000	25		104	25		104

Range 20 dB to 110 dB

		SPL A			LEQ A
	Weighting			Weighting
		Linear			Linear
Frequency	Operating			Operating
	Range (dB)			Range (dB)
4000	27		114	27		114

053-469 RevC

SoundPro models SE and DL Data Addendum