目 錄
項(xiàng)目一 制作直流穩(wěn)壓電源 ............................................................................ 1
預(yù)備知識 ......................................................................................................................... 1
一、半導(dǎo)體常識 ..................................................................................................... 2
二、半導(dǎo)體二極管 ................................................................................................. 3
三、整流電路 ......................................................................................................... 8
四、濾波電路 ....................................................................................................... 15
五、穩(wěn)壓電路 ....................................................................................................... 18
電路仿真 ....................................................................................................................... 22
一、單相橋式整流電路仿真測試 ....................................................................... 22
二、三相半波整流電路仿真測試 ....................................................................... 28
三、單相半波整流電容濾波電路仿真測試 ....................................................... 28
四、三端集成穩(wěn)壓電路仿真測試 ....................................................................... 29
技能訓(xùn)練 ....................................................................................................................... 30
一、實(shí)訓(xùn)圖紙 ....................................................................................................... 30
二、實(shí)訓(xùn)目的 ....................................................................................................... 31
三、實(shí)訓(xùn)器材與工具 ........................................................................................... 31
四、實(shí)訓(xùn)元件與材料 ........................................................................................... 31
五、實(shí)訓(xùn)內(nèi)容與步驟 ........................................................................................... 31
項(xiàng)目二 制作助聽器 ................................................................................... 34
預(yù)備知識 ....................................................................................................................... 34
一、半導(dǎo)體三極管 ............................................................................................... 34
二、共發(fā)射極基本放大電路 ............................................................................... 39
三、分壓式射極偏置放大電路 ........................................................................... 46
四、共集電極放大電路 ....................................................................................... 48
五、多級放大電路 ............................................................................................... 49
電路仿真 ....................................................................................................................... 50
一、三極管特性仿真測試 ................................................................................... 50
二、基本放大電路仿真測試 ............................................................................... 52
三、分壓式射極偏置放大電路仿真測試 ........................................................... 53
四、多級放大電路仿真測試 ............................................................................... 53
技能訓(xùn)練 ....................................................................................................................... 54 電子技術(shù)基礎(chǔ)與實(shí)訓(xùn)教程
— VI —
一、實(shí)訓(xùn)圖紙 ....................................................................................................... 54
二、實(shí)訓(xùn)目的 ....................................................................................................... 54
三、實(shí)訓(xùn)器材與工具 ........................................................................................... 55
四、實(shí)訓(xùn)元件與材料 ........................................................................................... 55
五、實(shí)訓(xùn)內(nèi)容與步驟 ........................................................................................... 55
項(xiàng)目三 安裝調(diào)試循跡小車 ........................................................................ 70
預(yù)備知識 ....................................................................................................................... 70
一、集成運(yùn)算放大器概述 ................................................................................... 70
二、差動放大電路 ............................................................................................... 71
三、集成運(yùn)算放大器的基本電路 ....................................................................... 72
四、集成運(yùn)算放大器的應(yīng)用 ............................................................................... 73
五、常見集成運(yùn)算放大器簡介 ........................................................................... 77
六、循跡小車控制電路工作原理 ....................................................................... 79
電路仿真 ....................................................................................................................... 80
一、反相比例運(yùn)算放大器仿真測試 ................................................................... 80
二、同相比例運(yùn)算放大器仿真測試 ................................................................... 80
三、加法運(yùn)算電路仿真測試 ............................................................................... 81
四、減法運(yùn)算電路仿真測試 ............................................................................... 82
五、單門限電壓比較器仿真測試 ....................................................................... 83
六、雙門限電壓比較器仿真測試 ....................................................................... 84
技能訓(xùn)練 ....................................................................................................................... 85
一、實(shí)訓(xùn)圖紙 ....................................................................................................... 85
二、實(shí)訓(xùn)目的 ....................................................................................................... 85
三、實(shí)訓(xùn)器材與工具 ........................................................................................... 86
四、實(shí)訓(xùn)元件與材料 ........................................................................................... 86
五、實(shí)訓(xùn)內(nèi)容與步驟 ........................................................................................... 86
項(xiàng)目四 制作多媒體功率放大器 ................................................................. 91
預(yù)備知識 ....................................................................................................................... 91
一、音頻功率放大電路的基本性能要求 ........................................................... 91
二、音頻功率放大電路的種類 ........................................................................... 92
三、典型音頻功率放大電路 ............................................................................... 94
四、集成功率放大電路 ....................................................................................... 96
電路仿真 ....................................................................................................................... 98
一、乙類功率放大電路仿真測試 ....................................................................... 98
二、甲乙類功率放大電路仿真測試 ................................................................... 98
技能訓(xùn)練 ....................................................................................................................... 99
一、實(shí)訓(xùn)圖紙 ....................................................................................................... 99
二、實(shí)訓(xùn)目的 ....................................................................................................... 99
三、實(shí)訓(xùn)工具與器材 ......................................................................................... 100
四、實(shí)訓(xùn)元件與材料 ......................................................................................... 100
五、實(shí)訓(xùn)內(nèi)容與步驟 ......................................................................................... 100
項(xiàng)目五 組裝調(diào)試晶閘管調(diào)光燈 ................................................................. 103
預(yù)備知識 ..................................................................................................................... 103
一、晶閘管 ......................................................................................................... 103
二、晶閘管的應(yīng)用 ............................................................................................. 105
三、晶閘管觸發(fā)電路 ......................................................................................... 108
四、晶閘管調(diào)光燈電路 ..................................................................................... 112
電路仿真 ..................................................................................................................... 113
一、晶閘管特性仿真測試 ................................................................................. 113
二、單結(jié)晶體管振蕩電路仿真測試 ................................................................. 114
技能訓(xùn)練 ..................................................................................................................... 114
一、實(shí)訓(xùn)圖紙 ..................................................................................................... 114
二、實(shí)訓(xùn)目的 ..................................................................................................... 115
三、實(shí)訓(xùn)器材與工具 ......................................................................................... 115
四、實(shí)訓(xùn)元件與材料 ......................................................................................... 115
五、實(shí)訓(xùn)內(nèi)容與步驟 ......................................................................................... 115
項(xiàng)目六 制作三人表決器 .............................................................................118
預(yù)備知識 ..................................................................................................................... 118
一、邏輯門電路 ................................................................................................. 118
二、組合邏輯電路 ............................................................................................. 123
電路仿真 ..................................................................................................................... 132
一、異或門仿真測試 ......................................................................................... 132
二、三人表決器仿真測試 ................................................................................. 133
三、三位二進(jìn)制編碼器仿真測試 ..................................................................... 134
技能訓(xùn)練 ..................................................................................................................... 136
一、實(shí)訓(xùn)圖紙 ..................................................................................................... 136
二、實(shí)訓(xùn)目的 ..................................................................................................... 136
三、實(shí)訓(xùn)器材與工具 ......................................................................................... 136
四、實(shí)訓(xùn)元件與材料 ......................................................................................... 137
五、實(shí)訓(xùn)內(nèi)容與步驟 ......................................................................................... 137
項(xiàng)目七 制作簡易搶答器 .......................................................................... 139
預(yù)備知識 ..................................................................................................................... 140
一、集成觸發(fā)器 ................................................................................................. 140
二、集成觸發(fā)器的應(yīng)用 ..................................................................................... 147
電路仿真 ..................................................................................................................... 148
一、基本RS觸發(fā)器的邏輯功能仿真測試 ........................................................ 148
二、JK觸發(fā)器的邏輯功能仿真測試 ................................................................ 149
三、簡易四路搶答器仿真測試 ......................................................................... 152
技能訓(xùn)練 ..................................................................................................................... 153
一、實(shí)訓(xùn)圖紙 ..................................................................................................... 153
二、實(shí)訓(xùn)目的 ..................................................................................................... 153
三、實(shí)訓(xùn)器材與工具 ......................................................................................... 154
四、實(shí)訓(xùn)元件與材料 ......................................................................................... 154
五、實(shí)訓(xùn)內(nèi)容與步驟 ......................................................................................... 154
項(xiàng)目八 制作 60 秒計(jì)時器 .......................................................................... 156
預(yù)備知識 ..................................................................................................................... 157
一、時鐘脈沖電路 ............................................................................................. 157
二、時序邏輯電路 ............................................................................................. 161
三、60秒計(jì)時器電路分析 ................................................................................. 169
電路仿真 ..................................................................................................................... 169
一、雙向移位寄存器74LS194仿真測試 .......................................................... 169
二、預(yù)置數(shù)碼可逆十進(jìn)制計(jì)數(shù)器74LS190仿真測試 ...................................... 170
三、石英晶體多諧振蕩器仿真測試 ................................................................. 171
四、NE555多諧振蕩器仿真測試 ...................................................................... 172
技能訓(xùn)練 ..................................................................................................................... 173
一、實(shí)訓(xùn)圖紙 ..................................................................................................... 173
二、實(shí)訓(xùn)目的 ..................................................................................................... 173
三、實(shí)訓(xùn)器材與工具 ......................................................................................... 174
四、實(shí)訓(xùn)元件與材料 ......................................................................................... 174
五、實(shí)訓(xùn)內(nèi)容與步驟 ......................................................................................... 174