1．通过脉冲幅度调制与解调实验，加深理解脉冲幅度调制与解调的特点.

2．通过PAM系统实验，掌握PAM系统的电路组成与工作原理，建立PAM通信系统的概念。

3．通过验证抽样定理实验，加深理解和掌握抽样定理。

-1. Through the pulse amplitude modulation and demodulation experiment, deepen our understanding of pulse amplitude modulation and demodulation of the features.

2. PAM system by PAM system, master of experimental composition and working principle, circuit established the concept of PAM communication system.

3. The sampling theorem experiment verified, deepen understanding and grasping the sampling theorem.