During the Continuation War, Germany provided two early warning radars and four gun laying radars to Helsinki, further, 18 very effective German heavy 88 mm AA guns were also placed in Helsinki.
继续战争期间，德国提供了两个预警雷达和四个炮瞄雷达，进一步，18个非常有效的德国重型88毫米防空炮也被放置在赫尔辛基。