This paper presents mainly parameter selection characteristic of autopilot and effect to flight quality of aircraft, after a basic configuration of fixed gain control augmentation system is shown.
It is a automatic flight controlsystem for three axes, and consists of analog control augmentation system and digital autopilot.
这是一个三轴自动飞行控制系统，它由模拟式的控制增稳系统和数字式自动驾驶仪组成。
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On the basis of control scheme of autopilot, control law of stable loop and guidance law of automatic guidance system are given. Moreover, pro-proportional guidance law is realized by computer.