目 录
摘 要..............................................................................................................................I
Abstract............................................................................................................................II
目 录 ...........................................................................................................................III
第 1 章 概述..................................................................................................................1
1.1 无线通信教学实践平台背景..........................................................................1
1.2 调频收音机对讲机概述..................................................................................2
1.3 设计内容..........................................................................................................3
第 2 章 系统总体方案设计..........................................................................................4
2.1 系统分析..........................................................................................................4
2.1.1 对讲发射原理.................................................................................4
2.1.2 收音机（或接收）原理.................................................................5
2.1.3 系统总体原理图.............................................................................5
2.2 芯片选型..........................................................................................................6
2.2.1 D1800 芯片介绍.............................................................................6
2.2.2 D2822 芯片介绍.............................................................................6
2.3 本章小结..........................................................................................................7
第 3 章 系统硬件设计..................................................................................................8
3.1 通信系统基本设计..........................................................................................8
3.1.1 阻抗均衡电路.................................................................................9
3.1.2 LC 振荡电路 ..................................................................................9
3.1.3 调制放大电路...............................................................................10
3.1.4 收音机接收电路...........................................................................11
3.2 系统波形测试................................................................................................12
3.3 PCB 板设计 ...................................................................................................14
3.3.1 PCB 板布局布线设计 ..................................................................14
3.3.2 系统干扰.......................................................................................16
3.3.3 系统抗干扰设计...........................................................................17
3.4 本章小结........................................................................................................19
第 4 章 总结与展望....................................................................................................20
3.5 总结................................................................................................................20
3.6 展望................................................................................................................20
参考文献 .........................................................................................................................21
致 谢 ...........................................................................................................................22
