基于mathcad的电路分析计算源文件。采用mathcad直观全面可户操作的特性，简化阻抗匹配计算的过程。-Circuit analysis and calculation based on mathcad source file. Use mathcad intuitive operation of a comprehensive household characteristics can simplify the impedance matching process of the calcu

1、练习使用Multisim仿真软件。 2、设计AM、DSB、SSB三种调幅和解调的仿真电路，并利用计算机仿真软件Multisim对所设计的仿真电路进行仿真分析： -Practice using Multisim simulation software. 2, the design of AM, DSB, SSB three kinds of amplitude modulation and demodulation simulation circuit and the use of c