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第七十四章 调炮

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电子技术的进步,让航炮的瞄准变得相当简单了,热线就能够搞定一切。龙腾小说网ltxsba.com但是,老式的战机,瞄准起来就麻烦了,比如歼教七,使用的就是原始的活动光环瞄准具,代号射瞄-7。

这是一种光学瞄准器具,依靠照明灯的光线通过聚光筒,透过遮光片与环板组漏光刻线的重合处,形成棱形光点、环心组成的光环;再透过反射镜,经陀螺镜、反射镜反射到接物镜上进行放大后投射到瞄准镜上,飞行员通过瞄准看到瞄准光环与距离数字。

这种装置,使用起来也是无比繁琐,飞行员根据敌情通报或者目视接触判断出敌方机型,转动翼展旋钮,选定翼展刻度,因为要以敌方翼展为基准进行测距;然后再扳动选环杆到活动光环位置;按下稳环按钮,使光环紧跟本机的运动状态;转动测距把手,放大光环;估算抬高角、提前角,将光环置于目标前上方,松开稳环按钮,缩小光环,随着光环向后下方运动,中心光点徐徐落在目标上。这还只是先期的环节!

在专业的射击术语中,有着“跟好”、“包好”、“稳好”的说法。将中心光点基本对正并压在目标的中心或者要害位置上,牢牢跟住目标,测量出目标的线角度;转动测距把手缩小光环,让组成光环的棱形光点内尖包围目标,根据敌机的投影比掌握包围的松紧,测出目标距离构成综合修正角。`

当这一切都做完了之后,才算是进行了综合修正,再跟踪上一秒左右,就可以开火了。

这么复杂的动作,可不是一般人能够完成的!哪怕就是经验丰富的飞行员,在射击前也没有足够的时间完成这些工作,所以,飞行员们更常见的是利用经验预估计,同时空中拼刺刀!靠近了再打!经常有打掉了敌人的战机,结果自己的战机也因为距离过近而伤痕累累的情况出现。

现在,这个瞄准具,跟安德烈在前世的时候训练使用的瞄准具类似,安德烈就知道,要是完全地靠这个瞄准具的话,太难了。

因为自己这次打击的是三倍音的目标,留给自己的射击窗口太短了!

其实,米格-25已经是比较先进的战机了,有脉冲多普勒雷达和前视红外搜索/跟踪系统。但是,现有的机务人员,绝对不可能将这些系统关联起来,比如利用多普勒雷达测距,直接将数据输出给瞄准具,就可以减少前面的步骤了。

那自己该怎么办?看着机务人员忙碌地在自己的战机的座舱内钻孔,装瞄准具,安德烈知道,自己必须要提前做好准备!

怎么办?安德烈的脑子在急地思考着,自己并不是只有劣势,优势也是存在的!最大的优势,就是自己要打击的目标,不是灵活的战斗机,而是几乎一直飞直线的侦察机!

为什么会有这么多的步骤?就是因为要击中一架高度机动中的战机相当困难!二战中就已经如此了,只有优秀的飞行员,才能够在不断的咬尾中获得攻击机会,在空战中,不要有一秒的直线飞行!这是血的教训!

但是现在,自己要对付的目标是侦察机,当黑鸟飞到三倍音的时候,几乎只能直线飞行,即使转向,也不可能是大过载的转向!所以,各种数据都可以提前设定!到时候,自己的拦截不能再是迎头拦截,需要尾追!设定好合理的截击路线,就可以从容地进行拦截!

得益于来自后世的优势,安德烈对黑鸟的各种数据,都是了如指掌的,黑鸟的翼展17米,机长33米,当打开加力进行音飞行的时候,最快可以到335马赫,虽然最大度过自己,但是只要截击线合理,自己还是有机会击落对方的!

不用多,只要击落了一架,美国人的黑鸟侦察机就彻底老实了!

那么,自己还需要跟引导人员进行协商,策划这次的截击航路问题!

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