实用电路图第82集课件.ppt

1、图 例图 例电容器电解电容二极管稳压管NPN晶体管PNP晶体管电池交流电去某点.某点来交流电插头交流电插座接地1234567890#*DCBA A44键盘接地2.G3.O1.I三端稳压器输出运放电源.输入按开按钮开关何应成 QQ:3341795246按合按钮开关用不同颜色区分阻值范围三线按合开关电阻，可调电阻和电位器开合按钮开关其余为有效数字。变压器个位为后加零的个数，磁芯变压器R.C数值用最简数字标注：可调磁芯变压器直热阴极电子管空芯变压器直热阴极电子管避雷器稳压电子管单结晶体管电眼电子管保险丝七极电子管可变电容五极电子管穿心电容束射四极电子管无极性电解电容双三极电子管CDQQRSD触发器双

2、二极三极电子管JQCQSRKJK触发器三极电子管QSRRS触发器双二极电子管QcpQcpRS触发器二极电子管放音磁头cp-+c音乐片磁钢与门录放磁头异或非门插孔异或门插头荧光灯触摸片高音喇叭可控硅与非门微调电容扬声器插头座显像管插头座电位器穿心磁珠表头三相插座USB接口高频插座火线双向触发管同相器变容二极管天线电磁铁探头-发光管绿探头+电话机双向可控硅恒流管defgabfcgdeabcLED/LCD数字管灯泡摄像头整流桥SUS管整流桥电唱头整流桥滤波电容施密特触发器发光管红荧光显示管双稳压管k0k1k2k3k4k5k6k7k8k9A数码电子管BAQQ-RT1T2单稳态触发器闪光灯发光管黄SBS

3、管电子表示波管耳机声表面波滤波器放电板压敏电阻放电器电阻非门可调电阻电铃蜂鸣器讯响器SGD热释电传感器电风扇电热丝加热电阻常闭干簧管可调水银热敏管光敏二极管水银热敏管光电池触压开关固态继电器湿敏元件常开干簧管常开热敏开关光敏三极管铂金热敏传感器光耦可调热敏开关光耦常闭热敏开关光耦热敏电阻光敏电阻负载电阻光敏可控硅叉指片感应片气敏元件1*2干簧管插孔接点或非门PUT管互感器123456PSSR器件或门屏蔽线话筒屏蔽线压电片O线红外发射管NPN达林顿管红外接收器PNP达林顿管IGBT管P沟场效应管继电器N沟场效应管常闭触点N沟场效应管常开触点步进电机N结场效应管三相电机P结场效应管电机晶体环形天线

4、三端压电片铁芯线圈接线柱环形线圈1*1继电器触点双发光管水银开关发光管蓝线圈双发光管滤波器发光管白磁芯线圈可调磁芯线圈说 明说 明7891011121314151617181921222324252627282930312077A短波一级接收机：高放77A短波一级接收机：一混频77A短波一级接收机：一中放二混频77A短波一级接收机：晶校77A短波一级接收机：高放控制77A短波一级接收机：一本振77A短波一级接收机：二本振77A短波一级接收机：二中放前级77A短波一级接收机：二中放检波81018102810381048105810681078108810977A短波一级接收机:低功放77A短波一

5、级接收机：自动增益控制77A短波一级接收机：调谐指示81108111811277A短波一级接收机：拍频振荡器77A短波一级接收机：控制电路77A短波一级接收机：电源0.1-30MHz有源天线电子管单管接收机二次变频短波接收机811381148115811681178118电视棋盘格信号发生器信号注入寻迹器集成电路高中低频信号寻迹器高低频信号寻迹器改进型信号寻迹发生两用机0.1S脉冲展宽探测器故障寻迹器811981208121812281238124812532333435363738394041424344464748495051525354555645晶体管晶体振荡器1晶体管晶体振荡器281

6、268127收音机LED功率指示器收音机LED功率指示器电子管收音机LED功率指示器可变电平指示器窗口电压指示器向两边闪烁的LED电平表LED电平表TTL-LED电平表双色交替显示式电平表812881298130813181328133813481358136相位不重的四相脉冲发生器8137脉冲宽度设定电路PUT晶闸管单稳态电路CL102控制功能CL102计数功能电子钟表秒脉冲整形电路BNRT基本脉冲电路BNRT高倍比脉冲分频器六位多功能计数组合电路CL60281388139814081418142814381448145六位多功能计数组合电路CL602功能1-12数字显示器基本的555无稳态

7、改变充放电时间的555无稳态改变充放电时间的555无稳态8146814781488149815057585960616263646566676869717273747576777879808170改变充放电时间的555无稳态输出状态相反的555无稳态振荡频率较高的555无稳态产生负向窄脉冲的555无稳态8151815281538154100W短波发射机末级电路接近式电视伴音耳机立体声解调器PC587C2S类音频功放的削波指示电路玩具电子琴单频道AGC放大器48-300MHz线路放大器8155815681578158815981608161实用555D类耳机驱动器8162实用555D类耳机驱动器

8、实用555D类耳机驱动器优秀的EL34推挽胆机放大器B电子管大功率音频放大器B优秀的EL34推挽胆机放大器A电子管大功率音频放大器A7293并联输出功放33W功放TDA7297816381648165816681678168816981702米金属探测器SF-90卫星寻找仪1SF-90卫星寻找仪2可燃性气体探测杆用旧磁头制作的断线探测器81718172817381748175828384858687888990919293949697989910010110210310410510695简易红外线探测器大型金属物体探测器电源极性探测器利用声正反馈的超声波探测器8176817781788179高

9、频信号产生器：主电路1高频信号产生器：主电路2高频信号产生器：指示衰减器高频信号产生器：调幅产生器高频信号产生器：调幅推动器高频信号产生器：电源供给器电感电容仪兼音频信号产生器NE555信号寻迹器81808181818281838184818581868187555灵敏信号寻迹器8188分频式彩色电平表：高频通道分频式彩色电平表：低频通道分频式彩色电平表：中频通道分频式彩色电平表：显示器简易电平表变色发光调谐音量电平指示器变色LED功率指示器闪光式光线不足指示器能显示极性的电平测试器818981908191819281938194819581968197微型金属探测器采用锁相环的金属探测器实用

10、高灵敏金属探测器81988199820077A短波一级接收机：输入与高放电路TXTX1L52/33J7JG6C82147.22114141447347347356uh270uhR-7011A1A2A3A4AA1-A15BB1-B15CC1-C151R8C1-C7七联可变电容器输入微调4741324314C115/315C215/315C315/315810177A短波一级接收机：一混频A3A4J7IJ7HJ7HJ7I+12V39116270uhG12B1414141414144732.B1B214B3B4B5高控2一混频隔离级2隔离级140uV4744742525331313134721381

11、0277A短波一级接收机：一中放二混频1414B2B52J12J1J7IJ7HJ7H1651.7/252L1 2L22L42L52.2mh2L633uh7/257/252115.15.2247347347315.141475111112B+12VPBC1C2一中放二混频1313131333224224472C415/315C515/315C615/31514810377A短波一级接收机：晶校B1G6CG6C12500KHz6/20311414112.2mhDPB晶体校准振荡器132314822753810477A短波一级接收机：高放控制A1A2B3DG12B391162.2mhK1bak7ak

12、714141347311+12VE高放控制高控1122*23*1433高放增益810577A短波一级接收机：一本振B4J7IJ7I161651112122.2mh2.2mhG12B2424734734735111411111123457基音电路一本振一本振400mV+12VPB13224753152152272810677A短波一级接收机：二本振C1隔离G6CG6CG12B33314400mV332二本振1221，3-15波段4722波段3523-5波段4711-2波段14微动开关组221275.4J22J1C715/4602.2mhK3K42CW12114L24L38/258/254J24J

13、24J247347339156125.5.+12V5.5.5.212136114113333524CK1810777A短波一级接收机：二中放前级G2EJ7I3DO6G6CG6C6.5KC1313131527423221511*562中放增益223*1/21516232311183241316131523B1391ck12*24734734734734734734734731410mh10mh3CK147311G1G347316+12V二中放1二中放2二中放3中控3ck43ck510mV25uV35uV810877A短波一级接收机：二中放与检波中放增益223*1/2G3+12VJ7IJ7IG12

14、G1214*911*5112211313183222215215215151834731414141447347347313313913B210mh10mh1.5mh3K1A3K1B3K1C3LB23LB33LB43LB50.4KC0.7KC1.7KC3.2KC3CK63CK7PBPB1.H1H2H3H4112ck121513PB机械滤波组二中4二中5二中6检波300mV28mV3.5mV810977A短波一级接收机:低功放+12VH4J7F16472CG14X62X623B76.8131532211215621331-331-2h115112123CK153CK163CK173CK18114

15、72224低放增益153B6511411J1J2隔离推动功放信噪比：5V:0.5V811077A短波一级接收机：自动增益控制G1G2+12V1221315215233155*475*825*CW10CW10CW10CW10CW7Bck12ck12ck12ck12ck123DO4CG4G6CG6C3139247214233316825153392561232324324144722310mh10mh10mh47347347347347347347314151451.3913B31423KPBEK5AK5BK5CK1CK1F5.自动增益断0.10.51.391*13*工作种类报话晶振直流放大检波交

16、流放大811177A短波一级接收机：调谐指示+12VH1H2KJ7IG6CG123B51414241313121424131521510mh10mh3B4111.1447347347347347339139133139275.ck12L11中放输出811277A短波一级接收机：拍频振荡器+12VH3K1D473473J7HJ7H232616472*5122/3311115L12.2mh2.2mh1323621181*13133.27.1.拍频微调811377A短波一级接收机：控制电路J1J2LK6AK6BK6CK67K1K7K8ZD1ZD215.BX7JX17JX2 7JX37JX4CZ37D

17、5mA621124*473*14433cp913*7CK17CK27CK47CK57CK67CK7电路检查调谐输出+12V220V+-811477A短波一级接收机：电源7CK3X31C*4AD6CAD30C7D551.33218222.6810.75621331511152471823332322233147.DW8CDW7C15ap26621221+12V81150.1-30MHz有源天线TX2V31417473131222.82.47.T1MPF102MPS38661.2222221.4731.74.7J1ac12-14V8116二次变频短波接收机85cm单环天线NE612NE612252

18、51232515*5431331511431124822124152212175318805010uh10uh10uh10uh10uh10uhB1B2B3B4TTF2-1TTF2-2805022322322322312122314图中B1B2为T50-6或T37-6T68-6等磁环，B3B4为短波中周骨架（10*10*12mm）。12图中所有变容二极管可选1SV149/SVC321/KV1235Z等AM波段变容管。12VT3为本振调谐，选台之用，本电路参数频率覆盖范围为2-25MHz。223VT2为高放调谐，加强正在收听的频率（如有自激，可去除栅极上的调谐电容）。223VT1为天线调谐，有效过

19、滤共模干扰。223847372262251541531521511514151315121510K29K2847110M245710M761451410M715EJ2312VT1VT2VT375322.TA76401234567820T20T20T20T4T4T8V7T4T2T12T8117电子管单管接收机2P214360.26高阻低阻220:623271L1L2K甲+乙-甲-:1.5V123412345678118电视棋盘格信号发生器+9V+9V10mA650Hz156kHz13进制计数器十进制计数器场同步复合同步竖条横条棋盘01/423/323/323/301/401/401/4CP2Q3

20、14CT4Q213R6Q111Q010C156CP2Q314CT4Q213R6Q111Q010C150TXDKDKDKDG2456251.5116211314146834731833311414TTF213231447.312114L8119改进型信号寻迹发生两用机CK1CK2耳机探头,振荡出1V515123333338120信号注入寻迹器G6G6X31EJ81221413822AK1V5242415TTTT081210.1S脉冲展宽探测器234567815559V保留展宽G6*215222222223471DR531411TTTT.8122高低频信号寻迹器高频低频513BEJ9VK3.313

21、ap914.835267555128123集成电路高中低频信号寻迹器+6V12345678386YTTTT01212114734738124装在拨动式电源开关内故障寻迹器800K224apapTTTT.8125K4K4晶体管晶体振荡器12.5mh2.5mh0.2-0.5mA0.4-1.2mA.1.2G12G121M200K82314821*8221321247414224714711347247.47.121214ap268126晶体管晶体振荡器2CK800:800+200T2240.34mA1.4mA400C.1.2X8X84V5K416115323133321433233347122214

22、313131121111KBKB8127收音机LED功率指示器-6VY152151X31Bsc8128收音机LED功率指示器+6VY152151BscG68129电子管收音机LED功率指示器Y152151BscG61312cpac6V38130可变电平指示器SL32212VLIRI1234567891011121314151617182W2W20W20W50W50W681*5681*52424151522.22.682682243243683683K3K38131窗口电压指示器10.2-12.5V亮12V112431226812228V68132双色交替显示式电平表驱动电路V+X31X3123

23、234714712212218133向两边闪烁的LED电平表6VDG472DG472DG472cp*4DG472DG472Vcc12222apap11118134LED电平表INV+BX31*51212115116118143243243243243214141147.8135TTL-LED电平表Y5V511FM511FM511FM511FM1322471akakakcpcp75.8136相位绝对不重合的四相脉冲发生器p1p2p3p4inA10B13C12D11Q03Q114Q22Q315Q41Q56Q67Q74Q89Q95402881/481/481/481/4D5Q1C3Q2R4S6401

24、3AD9Q13C11Q12R10S84013B69/68137脉冲宽度设定电路JQCKQSRKJK时钟时间选择C10R11Q19Q47Q55Q64Q76Q813Q912Q1014Q1115Q121Q132Q1434020D01D12D23D34D45D56D67D79INH10A11B12C13SEL14DIS15451269/612345678138六位多功能计数组合电路CL6021 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30V+V+V+=GNDGNDSCRSCANDCBACAR

25、LDCLDRCPINHZER+/-DCBAEQUV+D1D2D3D4D5D6LZB-SET-BCDinBCDout位选输出K1K2K3K4K5K6K7K88139CL102计数功能CLENR51.1.1.OOOOOOOO任意任意任意任意保持保持保持保持计数计数置零功能8140CL102控制功能功能寄存送数消隐显示小数点显示小数点消隐零消隐输入状态LELEBLBLDPIDPIRBI.DPI1.1.1.OOOO8141电子钟表秒脉冲整形电路INV+OUTK2393332248142BNRT基本脉冲电路E1E2GV+RGRLRECTCS8143BNRT高倍比脉冲分频器E1E2GE1E2Gout1ou

26、t2in24Vin20MHz(80MHz)(2.5MHz)(80KHz)511256256212127524724721251511518144PUT晶闸管单稳态电路V+PUT2441556313G6118145六位多功能计数组合电路CL602功能3456 9101112131415161720212223282930SCRSCANCARLDCLDRCPINHZER+/-EQUV+LZB-SET-BCDinBCDout位选输出-锁存选通输入端子引脚功能状态0状态1送数锁存清除复位计数扫描输入BCD数据输入进位输出计数器送数控制送数停送停送送数寄存器送数控制计数输入计数禁止禁止计数全零输出全零1

27、非全零0加/减计数控制减计数加计数BCD输出比较输出不等相等+3-6V电源50mA前零熄灭控制-熄灭全显扫描控制扫描停扫开关K1K2K3K4K5K6K7K8ONOFF锁存显示清除计数计数计数计数加计数计数预置比较数预置计数禁止减计数灭前零显示前零显示全熄灭8146+9V1-12数字显示器abfcgdedpabcdefgb1c1bc615243342512611710899810711G12b113a114f115b216c217c118g119d120e121Nc22123Vcc24CH208K1K2K3K4K5K6K7K8K9K10K11K1215*12328147基本的555无稳态+5-1

28、5V2.6374.815555R1R2C148148改变充放电时间的555无稳态+5-15V2.6374.81555514CR2R18149改变充放电时间的555无稳态+5-15V2.6374.81555514CR2R18150改变充放电时间的555无稳态+5-15V2.6374.81555514CR2R18151输出状态相反的555无稳态+5-15V2.6374.81555514CR2R18152振荡频率较高的555无稳态+5-15V2.6374.81555514CR2R18153产生负向窄脉冲的555无稳态+5-15V2.6374.81555514CR18154100W短波发射机末级电路+

29、110V音频入Eg高频入VNF320*12TM25N18*3TX8155立体声解调器PC587C27-16Voutoutin19KHz检测13121516353392392LTSZS4.74.712114744712242341414*UPC58712345678910111213148156接近式电视伴音耳机1234567838633HT1411EJ4V5K2.222122111158157S类音频功率放大器的削波指示电路+18V-18VLoutRoutAA33331414393513234.7148158玩具电子琴12345678386Y2347214121211+6V8159单频道AGC

30、放大器1651OM2070314012V12V12V12V12V5VinoutAP31A1SV99*3131313131313131313131315334*2221215216156256215243127.27115222116.8.82.471146.65313MRF581431手动自动47.BP1BP28160红梅FX130/135型48-300MHz线路放大器FX130:30db1324VUoUpUi13131313131368168168168168168147.47.4.74.74.733.24.3.34.762.22BFR91BFR965BFR965BFR94A22175.39

31、12713913913913912715611211131272272222231251.2.727.124312221227.43123FX135:35db8161实用555D类耳机驱动器+4.5-16Vinout1out22.6374.815555553414141414131633533215.1211211432.13122211544756811541548162实用555D类耳机驱动器+4.5-16Vinout1out22.6374.815555141333533215.1211211432.122211547568115415413335PN4391KX56133.128163实

32、用555D类耳机驱动器out1out2555A555B+4.5-16Vin13335122211547513335PN4391KX56133.12475121213221BC550C8164KBKB12AT7/212AU7/212AU7/2EL34EL3422422447412IN+432V+432VAB84012367867834583458+390V+220V+305V+302V+108V1.25V115V优秀的EL34推挽胆机放大器A4734731313472-56247247215153936W5622231639.4714744732W723152W112W1133368.450V1

33、2450V8165优秀的EL34推挽胆机放大器B3H0.5A220V320V320V+432VABCD6.3V6.3V6.3V6.3V12AT7,12AU7灯丝2*EL34灯丝3*EL34灯丝-100V123473123473123473123473153922W222J121222122122.JK816660H9K:8CBB226CBB15CBB1647.12in+375V+1000VAC10V3.25A-56V(-165V)1236782379123460(80)mA电子管大功率音频放大器A6N6/2211(845)6P146N6/212121W143W141W8211W8214745W

34、52474158167电子管大功率音频放大器B+1000V+375V-DQ10H0.3A10H0.2A150V810V0.3A300V*25V3A5V2A6.3V6.3V10V10V5A5A5Z3P5Z2P8AK111110W22.5W68.3W2242W1532W1532W4732W473220V3W224*3450V471*3400V4711KV8.450V221450V2218168+20V33W功放TDA7297TDA729722422415IN1IN2ST-BYMUTE1234678912131415YY47181697293并联输出功放K2K24741515151572937293

35、inVMUTEVSTBYV+V-1234678910111213141512346789101112131415Y2.151313131322.47.223223223146818170SF-90卫星寻找仪1第一中频信号从天线高频头来到室内接收机输入+9V.12uh2uh2.2uh2.2uh2TD3DP1511511511515121222152525211112.2.2.2.2.3.8171+9V.1SF-90卫星寻找仪24558/24558/20.5mA1313143923921413222473154155215灵敏度14161612.47.4711V56481722米金属探测器2.63

36、74.8155552.6374.815555LLM291725KHz26KHzDCK3V4715623333932221515439314150mhap9ap9ap9141422322315332G61.8173K7可燃性气体探测杆SGZ07QMN5154V5K51251351133.124738174用旧磁头制作的断线探测器旧磁头3V141413DR12131322214155122211111147.ap9ap98175大型金属物体探测器探测线圈NE565N1234 56789101112131475KHz40TD10cmBC557BC557BC5479V9VKK6824724725625

37、62681471140.1mA1212683153131314148176自检电源极性探测器6VTT-2447247.BC547*28177利用声正反馈的超声波探测器探测距离0.3-1米接收CR1发射CR212412414146241622735113VKDRDG1514141414G201*48178简易红外线探测器GN9V158179晶体管高频信号产生器：主电路11/380KC-520KC1/380KC-520KC 2/1.2MC-2.7MC2/1.2MC-2.7MC 3/2.7MC-6MC3/2.7MC-6MC 4/6MC-11MC4/6MC-11MC5/11MC-20MC5/11MC-

38、20MC6/20MC-30MC6/20MC-30MCG45CT33153512131351151113145125116824734734734733346V81412C:12/365p*3C:12/365p*3 T:5/20p*18T:5/20p*18G45473E1A8180晶体管高频信号产生器：主电路2G45G45CTCT473G1247347347347333682511511821245.1531313AE1EWTFB8181晶体管高频信号产生器：指示衰减器TN34AAP250.1mA333333V251145.K2511513393512225.6130.527.530.530.5

39、247.5247.5247.5247.55623324731111473100mhEWB8182晶体管高频信号产生器：调幅产生器CEKK3aK3bX21X21473473111111515133351251215511241482.138183晶体管高频信号产生器：调幅推动器TFCEKETX21X21X2151112512512682131351114745.8184晶体管高频信号产生器：电源供给器EWEKETK3cK3dX22G123V9VAKDP9V1334131212145125115112448185NE555信号寻迹器HFLFY47214.8352675556VKap122233.8

40、186K1K2K2K1电感电容测试仪兼音频信号产生器2.6374.815555LLLLCCCCLCLCFFLxCx160Hz-1.6MHzL:0-100mh C:0-1F 各分五档K3511131.9VK50uA13K3K3K2K2473ck13131313472161514821224*8187555灵敏信号寻迹器6V2.6374.815555BY151233.22ap9高频音频o8188in9V.1.41482314231313222.47.CX201G201分频式彩色电平表：中频通道81899V.1.224245125122723322472*51322.22.223473G201G20

41、1CX201分频式彩色电平表：低频通道8190分频式彩色电平表：高频通道.39V.124245122723322472*51311223223G201G201CX20181912323232323232323cp*8681*18G201*923.2.3.4分频式彩色电平表：显示器8192能显示极性的电平测试器+D1D2D3D4D1D2D3D41168.68.12474ap5*2cpAGAGDGDG3VK8193简易电平表5112223242118194闪光式光线不足指示器+4.5-12VDU73255185DRG12CG21158195变色发光调谐音量电平指示器-6V一中放发射极扬声器热端22

42、2251251.223223K20*38196变色LED功率指示器IN+6V9175.91512K2K29175.91512K2K29175.91512K2K29175.91512K2K29175.91512K2K21111ap9*22228197实用高灵敏金属探测器探测耦合34152241515159V大头针6厘米324/4324/4324/4G112G1212Y66.632145132524324731433.14473681221212121147.47.231TL4318198微型金属探测器50T33#D22cm471222222+9V1234567891011121314硬币5厘米11/411/411/411/4HTD222148199采用锁相环的金属探测器NE565D50mm50T0.5h6-12V1 2 3 4 5 6 789101112131475厘米0.1mA2N3638*2521556256256268182218312148200