J:B Neckband earmuff with foam cushions
MT73H7B4310WS6AZ, MT73H7B4310AZ
J:2 Mean attenuation (dB)
J:3 Standard deviation (dB
J:4 Mean minus SD
J:C Carrier attachment earmuff with foam cushions
MT73H7P3E4310WS6AZ, MT73H7P3E4310AZ
J:2 Mean attenuation (dB)
J:3 Standard deviation (dB)
J:4 Mean minus SD
K) COMPATIBLE CARRIER DEVICES EN 352-3
K Compatibe Carrier Devices
K:1 Manufacturer
3M
3M
3M
3M
3M
3M
3M
L) RADIO CHANNEL FREQUENCIES
(L:1) Radio Channel Frequencies (PMR) EU Only
Channel
1
Frequency
446.00625
(MHz)
Channel
9
Frequency
446.10625
(MHz)
125
250
500
16.1
18.6
30.1
3.3
4.0
3.8
)
12.8
14.6
26.3
125
250
500
19.1
20.0
28.4
4.4
4.8
4.6
14.7
15.2
23.8
K:2 Model
G3000 Basic set
G2000
SecureFit X5500
SecureFit X5000
G3501
Versaflo M-306, M-307
Speedglas 9100MP
2
3
446.01875
446.03125
446.04375
10
11
446.11875
446.13125
446.14375
J:1 f (Hz)
1000 2000 4000 8000 J:5 SLC
36.0
37.4
38.0
3.8
4.2
3.7
32.2
33.2
34.3
J:1 f (Hz)
1000 2000 4000 8000 J:5 SLC
32.2
34.5
35.9
3.0
3.2
3.9
29.2
31.3
32.0
K:3 Attachment
code
E
K
E
E
E
AF
AF
4
5
446.05625
446.06875
12
13
446.15625
446.16875
J:6 Class
80
37.7
30 dB
5
4.2
33.5
J:6 Class
80
36.7
4.6
29 dB
5
32.1
K:4 Head size,
earmuff with foam
cushions
L
S, M, L
S, M, L
S, M, L
M, L
L
L
6
7
8
446.08125
446.09375
14
15
16
446.18125
446.19375
J:7
Clamping force
12.6 N
J:7
Clamping force
11 N
K:5 Head size,
earmuff with gel
cushions
M, L
S, M, L
S, M, L
S, M, L
M, L
L
M, L