We modulate the amplitude of the continuous single tune jamming by noise and produce the continuous noise - modulated jamming . this kind of jamming is effective to pc radar including linear frequency - modulated radar and bi - phase coded radar 在对单频正弦波进行噪声调幅后形成的噪声调幅干扰对线性调频雷达和二相编码雷达都是有效干扰,其干扰特性和射频噪声干扰类似。