0 
2 
4 
6 
8 
10 
12 
14 
16 
0  2  4 6 8 10 12 14  16 
Detection distance while it is raining (NM) 
Precipitation of 16 mm/hr    Pulse width 0.05 μs 
Precipitation of 4 mm/hr    Pulse width 0.05 μs
Precipitation of 16 mm/hr    Pulse width 0.8 μs
Precipitation of 4 mm/hr    Pulse width 0.8 μs
Detection distance while it is not raining (NM) 
 
Figure 6.3    Decreased target detection distance by S band radar due to precipitation 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
02468 1 12 14 16 
 
Detection distance while it is not raining (NM) 
Precipitation of 16 mm/hr    Pulse width 0.05 μs 
Precipitation of 4 mm/hr    Pulse width 0.05 μs
Precipitation of 16 mm/hr    Pulse width 0.8 μs
Precipitation of 4 mm/hr    Pulse width 0.8 μs
Detection distance while it is raining (NM) 
0 
2 
4 
6 
8 
10 
12 
14 
16 
 
Figure 6.4    Decreased target detection distance by X band radar due to precipitation 
 
 
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