实验箱整体布局及各实验模块框图.实验一、函数信号发生器,实验二、交实验四、扫频电源,流毫伏表,实验三、单片机低频信号发生器,实验五、频率计,实验十、二阶网络函数的模拟,实验十一、抽样定理-The overall layout of the experimental box and the diagram of the experimental module. Experimental one, function signal generator, experiment II, the exper

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 demodulat