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第一千一百一十一章 齐刷刷地转向

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苏维埃的火星探测器成功地登陆了火星,具有跨时代的意义,因为,这次登陆所用的时间,只有正常时间的十分之一!

不过,这个消息,并没有在世界上引起太多的波澜,此时,全世界的目光,都注视在中东,注视在地中海,此时,正在爆发一场前所未有的大战!

由于美国海军航母编队的挑衅,苏联海军毫不迟疑地对美国海军发动了反击,两艘光荣级巡洋舰,射出了三十二枚的反舰导弹,组成四个庞大的编队,向着美国海军的方向飞行!

面对这批导弹,美国海军做出了应急的反应,第一批拦截的力量,就是美国海军的骄傲,熊猫战机和不死鸟的组合!

虽然海军对雄猫战机的维护和保养已经逐渐感觉到力不从心,不得不使用F-18来代替雄猫战机,但是,雄猫战机毕竟是美国海军唯一的具备多目标拦截能力的战机,所以,海军也没有停止对雄猫战机的改进。更多小说ltxsba.com

比如现在,艾森豪威尔号航母上的雄猫战机,已经有一半发展成为了F-14D型,相比原来的型号,这种战机的最大特点,就是使用APG71雷达,代替了AWG-9雷达。

提起AWG-9雷达,那绝对是大名鼎鼎,在整个冷战期间,这种雷达和不死鸟的组合,简直就是无敌的存在一般。

但是,这种雷达其实也有缺陷,比如,一般人都知道苏联的雷达五大三粗,相当笨重,其实,AWG-9雷达同样笨重。口径接近1米,重量超半吨,这种大型机载火控雷达,在PDS模式下,对于战略轰炸机一类的目标最大发现距离是300多公里,在当时,的确是够逆天了。

但是,其他方面,也是有很大的缺陷的,比如,平均无故障间隔时间,都不到一个小时,这种雷达需要不断地保养才行,同时,耗电量也很大。

所以,休斯公司生产了AN/APG-71雷达,这是AWG-9的改进型号,但是利用了美国空军F-15鹰多阶段改进计划中的APG-70雷达的技术,这种雷达天线本身是一种低旁波瓣辐射的天线,而且它可以滤除从旁波瓣进入的干扰波,再加上它可以用单脉冲进行准确的角度跟踪,所以抗干扰能力很强大。

同时,这具雷达改进了它的多普勒测距信号的频率调变模式,使得它对于地面杂讯有较佳的解析度。将AWG-9的低脉波重复频率改为中PRF,对迎头的空中目标锁定方面有较好的表现,能够测得更准确的距离。

一种夸张的说法,这种雷达可以测出迎头目标的发动机压缩叶片的数目,进而获知发动机型号与飞机的型号,可以说,绝对变态了。

同时,这种雷达最大发射功率5千瓦,仅为AWG-9的一半,但最大搜索距离反而增加了。

可以说,这种雷达最大的特点,就是AWG-9雷达的数字化改进型号,采用了APG-70的新型高速数字信号处理器,数字式扫描控制,处理能力比AWG-9提高了六倍。

如果是以前的AWG-9雷达,拦截起超音速飞行的目标来,还有一定的困难,而现在的APG-71雷达,可以轻松地拦截射来的超音速反舰导弹,甚至,还可以尝试拦截一些短程的弹道导弹!

现在,正是APG-71雷达施展自己本领的时候!

当然,最后能否成功拦截,和后座的雷达操作官的操作能力,也有很大的关系,雷达官快速地跟踪目标,转入锁定状态,接着,机翼下火光攒动,两枚不死鸟导弹,就飞了过来!

如果是迎头攻击的话,各自的速度是两马赫,那么,相对速度就是四马赫!这必须要数据处理系统能够跟上才行!

而现在,新式的APG-71雷达,足以完成这个任务!

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