Nauszniki
przeciwhałasowe HL Bilsom Viking V3 + okulary
ochronne 3M 2720
Częstotliwość,
Hz |
63 |
80 |
100 |
125 |
160 |
200 |
250 |
315 |
400 |
500 |
630 |
800 |
1000 |
1250 |
1600 |
2000 |
2500 |
3150 |
4000 |
5000 |
6300 |
8000 |
Tłumienie
dźwięku, dB |
12.7 |
11.4 |
11.6 |
14.3 |
14.1 |
18.4 |
19.8 |
23.7 |
27.7 |
28.8 |
30.6 |
31.9 |
32.7 |
30.9 |
30 |
32.6 |
36.8 |
33.9 |
34.8 |
32.2 |
33.6 |
32.8 |
H, dB |
31 |
M, dB |
26 |
L, dB |
19 |
SNR, dB |
28 |