Attenuation |
[@68o F. (20o C.)] |
Frequency (MHz) |
Maximum (dB/100 m) |
10 |
2.5 |
50 |
5.0 |
100 |
7.3 |
200 |
9.6 |
400 |
14.3 |
700 |
19.1 |
900 |
22.0 |
1000 |
20.9 |
1350 |
25.5 |
1750 |
29.6 |
2150 |
24.0 |
1300 |
28.0 |
1450 |
30.0 |
1800 |
34.0 |
2200 |
38.0 |