c-4ss elements 7
max. element- length 11.3
gain @25m a.g.(dbi)
10    12   15    17   20   40 
12.5 9.5 12.6 10.1 12.2   2 
gain free space (dbd)
 10  12  15  17  20  40 
4.4 1.6 4.7 1.9  4.1  0
boom- length (m) 3.6
turn- radius (m) 5.6
weight (kg) 20
wind speed (km/h) 128
antenna- surface (m2) 0.55