目录
1
安全用电常识
.............................................................................................................
1
1.1
安全用电的重要?/p>
............................................................................................... 1
1.2
安全常识
............................................................................................................. 1
2
常用仪表与工?/p>
........................................................................................................
2
2.1
主要工具?/p>
.
......................................................................................................... 2
2.2
主要仪器仪表及使?/p>
.
........................................................................................... 2
3
常用电子元件的识别与测量
....................................................................................
3
3.1
电阻?/p>
.
................................................................................................................ 3
3.2
二极?/p>
.
................................................................................................................ 4
3.3
三极?/p>
.
................................................................................................................ 5
3.4
电容
.................................................................................................................... 6
3.5
扬声?/p>
.
................................................................................................................ 6
3.6
蜂鸣?/p>
.
................................................................................................................ 6
3.7 555
芯片
.............................................................................................................. 6
3.8
成品检?/p>
............................................................................................................ 7
4
手工焊接工艺
............................................................................................................
7
4.1
手工焊接
............................................................................................................. 7
4.2
工具介绍
............................................................................................................. 7
4.3
焊接过程中的原理
............................................................................................... 8
4.4
焊接的条?/p>
.
......................................................................................................... 8
4.5
焊接操作方法
..................................................................................................... 8
4.6
拆除焊点的方?/p>
.
.................................................................................................. 9
4.7
焊接注意事项
...................................................................................................... 9
5 555
声光报警器的制作
............................................................................................
1
0
5.1
报警器电原理?/p>
.
............................................................................................... 10
5.2
原理分析
........................................................................................................... 10
5.2.1 555
振荡模块
............................................................................................ 10
5.2.2
声光报警模块
.........................................................................................11
5.3
报警器手工布置设计图
..................................................................................... 12
5.4
报警器正反面图片
............................................................................................ 12
5.5
元件参数及检?/p>
.
................................................................................................ 12
6
流水彩灯音乐盒的制作及印制电路板
..................................................................
1
2
6.1
流水彩灯音乐盒原理图
...................................................................................... 12
6.2 Protel99se PCB
图设计流?/p>
................................................................................. 13
6.3
成品展示
.......................................................................................................... 14
7
居家电路的设计与安装
..........................................................................................
1
5
7.1
居家电路?/p>
.
...................................................................................................... 15
7.2
实物安装作品图及家居设计?/p>
.
.......................................................................... 15
8
附录(共六张?/p>