F:1
F:2
F:3
F:4
F:5
E)
F)
MT20H682FB-*
1
Frequency (Hz)
2
125
250
500
1000
2000
4000
8000
Mean Attenuation (dB)
3
11.5
17.9
27.8
30.0
32.1
36.2
40.3
Standard Deviation (dB)
4
2.5
2.7
1.8
2.3
3.0
2.0
3.1
Assumed Protection Value (dB)
5
9.0
15.3
25.9
27.7
29.1
34.2
37.2
SNR=28 dB H=31 dB M=25 dB L=16 dB
6)
308 g
MT20H682BB-*
1
Frequency (Hz)
2
125
250
500
1000
2000
4000
8000
Mean Attenuation (dB)
3
16.6
16.8
27.4
32.1
33.1
33.0
36.1
Standard Deviation (dB)
4
1.8
2.3
2.2
2.1
3.2
2.9
3.2
Assumed Protection Value (dB)
5
14.8
14.5
25.2
30.0
29.9
30.1
32.9
SNR=28 dB H=31 dB M=25 dB L=18 dB
6)
308 g
G) Attenuation Values
H
116 dB(A)
M
105 dB(A)
L
94 dB(A)
Input (mV)
1
SPL (dB(A))
2
Standard
deviation(dB)
49.6
70.4
1.0
88.3
75.4
1.0
156.8
80.4
1.0
279.2
85.4
1.0
496.1
90.3
1.0
H) External input level
I) Criterion levels
The electrical input level for which
the sound pressure level is equal to
82 dB(A) :
167 mV
4
E:1
E:2
E:3
Summary of Contents for PELTOR ComTac XPI MT20H682BB Series
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