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3M PELTOR HT 79 Series User Manual

3M PELTOR HT 79 Series
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(A) EN 352-1:2002 / EN 352-3:2002
MT7H79A*, MT7H79B*, MT7H79F*, HT*79A*, HT*79F*, HT*79B* EN 352-1:2002
A:1 Frequency (Hz) 125 250 500 1000 2000 4000 8000 SNR
A:2 Mean attenuation (dB) 17,7 27,1 33,8 38,1 36,2 33,6 37,1
33
A:3 Standard deviation (dB) 2,9 2,1 2,4 2,6 2,3 2,5 2,2
A:4 APV (dB) 14,8 25,0 31,4 35,5 33,9 31,1 34,9
H = 33 dB, M = 32 dB, L = 24 dB
MT7H79P3E*, HT*79P3* EN 352-1:2002
A:1 Frequency (Hz) 125 250 500 1000 2000 4000 8000 SNR
A:2 Mean attenuation (dB) 17,2 26,4 33,9 37,2 35,4 33,2 37,0
32
A:3 Standard deviation (dB) 3,1 2,5 2,7 2,3 2,6 2,4 2,0
A:4 APV (dB) 14,1 23,9 31,2 34,9 32,8 30,8 35,0
H =33 dB, M = 31 dB, L = 23 dB
MT7*H540F* EN 352-1:2002
A:1 Frequency (Hz) 125 250 500 1000 2000 4000 8000 SNR
A:2 Mean attenuation (dB) 18,9 24,4 32,7 35,3 33,3 41,0 49,4
33
A:3 Standard deviation (dB) 2,3 1,8 1,7 2,6 2,7 3,0 3,2
A:4 APV (dB) 16,6 22,6 31,0 32,7 30,6 38,1 36,2
H =33 dB, M = 31 dB, L = 24 dB
MT7*H540P3E* EN 352-3:2002
A:1 Frequency (Hz) 125 250 500 1000 2000 4000 8000 SNR
A:2 Mean attenuation (dB) 17,9 23,3 34,0 35,8 31,5 40,5 36,5
31
A:3 Standard deviation (dB) 3,3 3,6 4,2 2,9 3,0 4,7 4,0
A:4 APV (dB) 14,6 19,7 29,8 32,9 28,5 35,8 32,5
H =31 dB, M = 29 dB, L = 21 dB
(B) ANSI S3.19-1974
MT7*H540P3E* ANSI S3.19-1974
B:1 Test Frequency (Hz) 125 250 500 1000 2000 3150 4000 6300 8000 NRR CSA
Class
B:2 Mean attenuation (dB) 16.7 22.0 31.7 36.3 33.7 34.1 34.0 33.5 35.6
25
B:3 Standard deviation (dB) 2.7 2.3 2.6 2.3 2.1 2.1 2.9 3.2 3.7 B
MT7H79AB* ANSI S3.19-1974
B:1 Test Frequency (Hz) 125 250 500 1000 2000 3150 4000 6300 8000 NRR CSA
Class
B:2 Mean attenuation (dB) 16.2 23.0 31.8 38.4 34.4 31.4 33.4 34.2 35.6
24
B:3 Standard deviation (dB) 3.1 2.5 3.0 3.8 3.3 3.3 2.3 3.3 2.7 B
MT7H79P3E* ANSI S3.19-1974
B:1 Test Frequency (Hz) 125 250 500 1000 2000 3150 4000 6300 8000 NRR CSA
Class
B:2 Mean attenuation (dB) 16.5 22.0 28.6 34.9 32.0 28.7 31.2 32.5 32.5
21
B:3 Standard deviation (dB) 3.7 3.2 3.6 4.4 3.5 2.9 3.2 3.4 4.1 B
MT7H79F* ANSI S3.19-1974
B:1 Test Frequency (Hz) 125 250 500 1000 2000 3150 4000 6300 8000 NRR CSA
Class
B:2 Mean attenuation (dB) 17.9 23.9 34.4 40.3 36.1 31.3 33.1 32.5 35.4
25
B:3 Standard deviation (dB) 3.1 3.6 3.2 2.8 2.5 2.8 2.6 3.1 2.4 B
The Sound Solution

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3M PELTOR HT 79 Series Specifications

General IconGeneral
Brand3M
ModelPELTOR HT 79 Series
CategoryHeadphone
LanguageEnglish

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