电子技术基础技能（第2版）

定　　价：39.8 元

• 作者：杨清德
• 出版时间：2024/6/1
• ISBN：9787121479373
• 出 版 社：电子工业出版社

• 中图法分类：TN 
• 页码：224
• 版次：01
• 开本：16开

内容简介

本书依据多个省市职教高考技能测试考试大纲，设计有6个项目27个任务，包括常用电子仪器仪表和工具的使用、常用电子元器件的识别与检测、电子装调技能入门训练、单元电路安装与测试、小型电子产品制作与检测和技能综合训练等内容，提供10套技能高考模拟题，各项目有同步操作微视频、习题答案。 本书充分考虑了学生参加职教高考技能考试的需要，重点在于技能操作的多角度呈现，突出技能传授与提高的特点，具有"互联网+教材+配套训练套件+同步操作视频”的鲜明特色。

作者介绍

杨清德，高级讲师，任教于重庆市垫江县第一职业中学校。

目 录

项目1 常用仪器仪表和工具的使用·····················································.1
任务1.1 万用表的使用·······························································.1
一、数字万用表的使用···························································.1
二、指针式万用表的使用························································.4
三、台式万用表的使用···························································.7
任务1.2 直流稳压电源的使用·····················································.12
一、直流稳压电源简介··························································.12
二、直流稳压电源的基本操作··················································.14
任务1.3 函数信号发生器的使用··················································.16
一、DG1022U 任意函数信号发生器简介·····································.16
二、函数信号发生器的基本操作···············································.17
任务1.4 数字示波器的使用························································.18
一、数字示波器简介·····························································.18
二、DS1072U 数字示波器的使用方法········································.21
任务1.5 常用工具的使用···························································.22
一、常用工具的种类·····························································.23
二、常用工具的特点及用途····················································.23
三、常用工具的使用注意事项··················································.25
项目2 常用电子元器件的识别与检测·················································.26
任务2.1 电阻器的识别与检测·····················································.26
一、电阻器·········································································.26
二、固定电阻器的主要参数····················································.26
三、特殊电阻器···································································.28
四、检测固定电阻器·····························································.29
五、检测可变电阻器·····························································.30
任务2.2 电容器的识别与检测·····················································.31
一、电容器·········································································.31
二、电容器的主要参数··························································.35
三、检测电容器···································································.36
任务2.3 电感器和变压器的识别与检测··········································.38
一、电感器和变压器·····························································.38
二、电感器和变压器的主要参数···············································.39
三、电感器的主要作用··························································.39
四、检测色码电感器和电源变压器············································.40
任务2.4 二极管的识别与检测·····················································.41
一、二极管·········································································.42
二、二极管的主要参数及特性··················································.44
三、检测二极管···································································.45
任务2.5 三极管的识别与检测·····················································.47
一、三极管·········································································.47
二、三极管的主要参数··························································.48
三、检测三极管···································································.49
任务2.6 光电器件的识别与检测··················································.50
一、光敏电阻······································································.51
二、光电二极管···································································.52
三、光敏三极管···································································.53
四、热释电红外传感器··························································.53
五、光电耦合器···································································.54
任务2.7 其他常用元器件的识别··················································.55
一、集成电路······································································.55
二、磁性元件······································································.57
三、驻极体话筒···································································.58
四、蜂鸣器·········································································.58
五、液晶显示屏···································································.59
六、微型直流电动机·····························································.60
七、半导体传感器································································.60
八、接插件·········································································.60
项目3 电子装调技能入门训练·························································.62
任务3.1 电子装调工艺······························································.62
一、工艺文件······································································.62
二、电子产品装调须知··························································.64
三、电子产品装配流程··························································.65
四、电子产品硬件调试技术····················································.66
任务3.2 电子工程图·································································.67
一、识图的基本知识·····························································.68
二、识读框图······································································.68
三、识读电路原理图·····························································.68
四、识读PCB 图··································································.70
任务3.3 通孔元器件插装···························································.72
一、通孔元器件引脚整形加工工艺············································.72
二、插装通孔元器件·····························································.76
三、通孔元器件的手工焊接····················································.78
任务3.4 SMD 贴装··································································.80
一、手工焊接SMD 的要求······················································.80
二、焊接操作步骤及方法·······················································.81
三、评分标准······································································.82
项目4 单元电路的安装与测试·························································.84
任务4.1 串联可调直流稳压电源的安装与测试·································.84
知识1 串联可调直流稳压电源的基本原理·································.84
知识2 主要元器件的作用·····················································.85
操作1 清点元器件······························································.85
操作2 检测元器件······························································.86
操作3 安装串联可调直流稳压电源··········································.86
操作4 电路测试·································································.88
任务4.2 分压式偏置放大电路的安装与测试····································.90
知识1 分压式偏置放大电路的基本原理····································.90
知识2 主要元器件的作用·····················································.91
操作1 清点元器件······························································.91
操作2 检测元器件······························································.92
操作3 安装分压式偏置放大电路·············································.92
操作4 电路测试·································································.93
任务4.3 RC 文氏电桥振荡器的安装与测试·····································.95
知识1 RC 文氏电桥振荡器的基本原理·····································.95
知识2 主要元器件的作用·····················································.96
操作1 清点元器件······························································.96
操作2 检测元器件······························································.97
操作3 安装RC 文氏电桥振荡器·············································.97
操作4 电路测试·································································.98
任务4.4 音频功率放大器的安装与测试········································.100
知识1 音频功率放大器的基本原理········································.100
知识2 主要元器件的作用···················································.100
操作1 清点元器件····························································.101
操作2 检测元器件····························································.102
操作3 安装音频功率放大器················································.102
操作4 电路测试·······························································.103
任务4.5 单稳态触发器的安装与测试···········································.105
知识1 单稳态触发器的基本原理···········································.105
知识2 主要元器件的作用···················································.106
操作1 清点元器件····························································.106
操作2 检测元器件····························································.107
操作3 安装单稳态触发器···················································.107
操作4 电路测试·······························································.108
任务4.6 简单表决器的安装与测试·············································.109
知识1 简单表决器的基本原理·············································.109
知识2 主要元器件的作用·····················································110
操作1 清点元器件······························································110
操作2 检测元器件······························································111
操作3 安装简单表决器························································111
操作4 电路测试·································································112
项目5 小型电子产品的制作与检测····················································114
任务5.1 LM386 音频功率放大电路的制作与检测······························114
知识1 LM386 音频功率放大电路············································114
知识2 工艺要求·································································115
知识3 特殊元器件介绍························································116
技能1 清点与检测元器件·····················································116
技能2 电路安装·································································117
技能3 装配质量检查···························································118
技能4 电路调试·································································119
技能5 电路参数测量···························································119
任务5.2 双速流水灯电路的制作与检测········································.122
知识1 双速流水灯电路······················································.123
知识2 特殊元器件介绍······················································.124
技能1 清点与检测元器件···················································.126
技能2 电路安装·······························································.127
技能3 装配质量检查·························································.128
技能4 电路调试·······························································.128
技能5 电路参数测量·························································.129
任务5.3 红外接近开关电路的制作与检测·····································.132
知识1 红外接近开关电路···················································.132
知识2 特殊元器件介绍······················································.134
技能1 清点与检测元器件···················································.135
技能2 电路安装·······························································.136
技能3 装配质量检查·························································.137
技能4 电路调试·······························································.137
技能5 电路参数测量·························································.140
任务5.4 抢答器电路的制作与检测·············································.143
知识1 抢答器电路····························································.143
知识2 特殊元器件介绍······················································.144
技能1 清点与检测元器件···················································.146
技能2 电路安装·······························································.147
技能3 装配质量检查·························································.148
技能4 电路调试·······························································.148
技能5 电路参数测量·························································.149
任务5.5 波形产生与选择电路的制作与检测··································.152
知识1 波形产生与选择电路················································.153
知识2 特殊元器件介绍······················································.154
技能1 清点与检测元器件···················································.155
技能2 电路安装·······························································.156
技能3 装配质量检查·························································.157
技能4 电路调试·······························································.157
技能5 电路参数测量·························································.159
任务5.6 9s 倒计时电路的制作与检测··········································.162
知识1 9s 倒计时电路························································.163
知识2 特殊元器件介绍······················································.164
技能1 清点与检测元器件···················································.165
技能2 电路安装·······························································.166
技能3 装配质量检查·························································.167
技能4 电路调试·······························································.167
技能5 电路参数测量·························································.168
项目6 职业技能综合训练·······························································172
模拟试题1 非门构成的振荡电路试题··········································.172
一、基本任务····································································.172
二、元器件的识别、测试、选用（50 分）·································.173
三、PCB 的焊接与装配（65 分） ············································.173
四、通电调试与测试（110 分）··············································.174
五、职业素养与安全文明操作（25 分） ···································.175
模拟试题2 波形产生与整形电路试题··········································.176
一、基本任务····································································.176
二、元器件的识别、测试、选用（50 分）·································.176
三、PCB 的焊接与装配（65 分） ············································.177
四、通电调试与测试（110 分）··············································.177
五、职业素养与安全文明操作（25 分） ···································.179
模拟试题3 两级放大电路试题··················································.180
一、基本任务····································································.180
二、元器件的识别、测试、选用（50 分）·································.180
三、PCB 的焊接与装配（65 分） ············································.181
四、通电调试与测试（110 分）··············································.181
五、职业素养与安全文明操作（25 分） ···································.183
模拟试题4 十进制计数器试题··················································.183
一、基本任务····································································.183
二、元器件的识别、测试、选用（50 分）·································.184
三、PCB 的焊接与装配（65 分） ············································.185
四、通电调试与测试（110 分）··············································.185
五、职业素养与安全文明操作（25 分） ···································.187
模拟试题5 串稳-多谐振荡电路试题···········································.187
一、基本任务····································································.187
二、元器件的识别、测试、选用（50 分）·································.188
三、PCB 的焊接与装配（65 分） ············································.189
四、通电调试与测试（110 分）··············································.189
五、职业素养与安全文明操作（25 分） ···································.191
模拟试题6 波形变换电路试题··················································.192
一、基本任务····································································.192
二、元器件的识别、测试、选用（50 分）·································.192
三、PCB 的焊接与装配（65 分） ············································.193
四、通电调试与测试（110 分）··············································.194
五、职业素养与安全文明操作（25 分） ···································.195
模拟试题7 触发器应用电路试题················································.195
一、基本任务····································································.195
二、元器件的识别、测试、选用（50 分）·································.196
三、PCB 的焊接与装配（65 分） ············································.197
四、通电调试与测试（110 分）··············································.197
五、职业素养与安全文明操作（25 分） ···································.199
模拟试题8 运算放大器构成的OCL 功率放大电路试题·····················.200
一、基本任务····································································.200
二、元器件的识别、测试、选用（50 分）·································.200
三、PCB 的焊接与装配（65 分） ············································.201
四、通电调试与测试（110 分）··············································.202
五、职业素养与安全文明操作（25 分） ···································.203
模拟试题9 30s/90s 定时器试题·················································.204
一、基本任务····································································.204
二、元器件的识别、测试、选用（50 分）·································.205
三、PCB 的焊接与装配（65 分） ············································.206
四、通电调试与测试（110 分）··············································.206
五、职业素养与安全文明操作（25 分） ···································.208
模拟试题10 波形发生器试题····················································.208
一、基本任务····································································.208
二、元器件的识别、测试、选用（50 分）·································.209
三、PCB 的焊接与装配（65 分） ············································.210
四、通电调试与测试（110 分）··············································.210
五、职业素养与安全文明操作（25 分） ···································.212
附录 本书配套电子制作套件····························································213
参考文献·····························································