Communications, Radar & Electronic Warfare (201.. - Index of

316 Communication, Radar and Electronic WarfareJamming comparisonDistance (km)- 110 +-+-+-+-+;+-+-+- ' -+-+" I i _ ; _-r-r=: - -}.., ...I-t-::-t-H:.+t - H-..L. .-1 . -'5++' +--j -t----'--. _ _ . .. .... -'-- - ..... ,.:.. .. c:-I- Mi n im um largel lin k power' 120 L-L-L--1_1'-L-L'--' -'L-Max jammed rangeTarget max rangeFigure 17.28Effect of ajammer at a nommal range of20 km from a receiver v"ithin an enemy radlO link.The jammer reduce the nominal effective range from 17 km to about 4.5 km.1412g 1 0OJOJc8..cOJ:J6e:5EO 4:Jco2Burn through range../////,/oo 10 20 30 40 50 60Jammer to receiver distance (km)Figure 17.29Estimation of burn through range for the same radio link and jammer as hown in theprevious figure with diffcrent distances fro m the jammer to receiver.