……………………10第六章 测试及性能分析……………………………………………………11第七章结束语…
10 di liu zhang ce shi ji xing neng fen xi 11 di qi zhang jie shu yu
器件选择与计算……………………………………………8.9第五章安装与调试………………………………………
qi jian xuan ze yu ji suan 8.9 di wu zhang an zhuang yu diao shi
……………………63.4电源稳压电路…………………………………………………………………7第四章电路元
63.4 dian yuan wen ya dian lu 7 di si zhang dian lu yuan
……………………………………………………………63.3警声驱动单元……………………………………………
63.3 jing sheng qu dong dan yuan
………63.1传感控制触发器………………………………………………………………63.2报警声发生单元…
63.1 chuan gan kong zhi chu fa qi 63.2 bao jing sheng fa sheng dan yuan
方块图………………………………………………5第三章电路组成及工作原理…………………………………………
fang kuai tu 5 di san zhang dian lu zu cheng ji gong zuo yuan li
…………31.2 设计任务与要求……………………………………………………………3第二章设计方案论证及
31.2 she ji ren wu yu yao qiu 3 di er zhang she ji fang an lun zheng ji
……………………………………………… 41.1 前言…………………天津泰达足球俱乐部……………………………………………
41.1 qian yan tian jin tai da zu qiu ju le bu
c.关键词 传感器，继电器，声光防盗报警器，报警集成电路，功率放大器目录第一章 绪论……………………
c. guan jian ci chuan gan qi ji dian qi sheng guang fang dao bao jing qi bao jing ji cheng dian lu gong lv fang da qi mu lu di yi zhang xu lun
ity isgood, the economical 天津泰达足球俱乐部practical characteristi
ity isgood, the economical tian jin tai da zu qiu ju le bu practical characteristi
the police, has the sensitivity high, the reliabil
the police, has the sensitivity high, the reliabil
r amplifier and so on realizes securityreports to
r amplifier and so on realizes securityreports to
ion which the multi- inputs,kd9561, the天津泰达足球俱乐部 lm386 powe
ion which the multi- inputs,kd9561, the tian jin tai da zu qiu ju le bu lm386 powe
成防盗报警电路。abstract”this system mainly uses the funct
cheng fang dao bao jing dian lu abstract this system mainly uses the funct
种，只需改变sel1和sel2的接法即可。在此基础上天津泰达足球俱乐部加上电源电路、传感控制电路和音频功率放大电路，构
zhong zhi xu gai bian sel1 he sel2 de jie fa ji ke zai ci ji chu shang tian jin tai da zu qiu ju le bu jia shang dian yuan dian lu chuan gan kong zhi dian lu he yin pin gong lv fang da dian lu gou
分别接vdd或vss时，将分别发出机枪声和消防车声。我们选用的是警笛声。也可选择其余3种声音的任何一
fen bie jie vdd huo vss shi jiang fen bie fa chu ji qiang sheng he xiao fang che sheng wo men xuan yong de shi jing di sheng ye ke xuan ze qi yu 3 zhong sheng yin de ren he yi
悬空时，输出警笛声。当sel1接v天津泰达足球俱乐部ss、sel2也接vss时，为救护车声，当sel1悬空，而sel2
xuan kong shi shu chu jing di sheng dang sel1 jie v tian jin tai da zu qiu ju le bu ss sel2 ye jie vss shi wei jiu hu che sheng dang sel1 xuan kong er sel2
，芯片尺寸为32.5mmx10mm，其中sel1和sel2是两个选声端，当sel1接vdd、sel2
xin pian chi cun wei 32.5mmx10mm qi zhong sel1 he sel2 shi liang ge xuan sheng duan dang sel1 jie vdd sel2
好、经济实用的特点。在设计选用kd-95天津泰达足球俱乐部61型四声模拟声集成电路做报警音源。该集成电路采用软包装形式
hao jing ji shi yong de te dian zai she ji xuan yong kd-95 tian jin tai da zu qiu ju le bu 61 xing si sheng mo ni sheng ji cheng dian lu zuo bao jing yin yuan gai ji cheng dian lu cai yong ruan bao zhuang xing shi
该系统主要使用多输入、kd9561、lm386功率放大器等来实现防盗报警的功能，具有灵敏度高、可靠性
gai xi tong zhu yao shi yong duo shu ru kd9561 lm386 gong lv fang da qi deng lai shi xian fang dao bao jing de gong neng ju you ling min du gao ke kao xing