?? 選頻放大電路.ewb
字號(hào):
NMCHAAEEPLGLEFEIKECMFIEFPHCBEFBGOHHEAACHKFDECDDPJPDHEJFGNHCBEHBE
NMHHFEBFJPFCHJEIOOAGGFEFKEHEAKGCNHBAFNEINNHIHDEJPMBKAMBNJOECGNCN
NMCHAAEFPLGJFEFIKGCMFIEFPBCBEFBAPNCNBDGCOAHIHDEELFALEEEHMCCAFNEJ
IIHHHAHONGHIAPGCJICMAGAAIGHEBHEPIKBHCNDPNKFFGCFNLFAKFIEHMHDBFHBB
JFDGEMBFLFDBDCGCJICMFIEFKIDAAJEBLEGJEJCMJJFCEPEJOODAGEEHJJGDACFE
PGBLAAEFPLGIEFEIKECMFJEFPCDAFABKLEDNEBDGLBBMEIGEOIDAGEEHMOCIFOAA
MGHPAAAHLOCNBIAJMDAGGFEFLKBKGIAAKPHIFKDLLMDJCMCIPGFDAOAILLBLGKFN
KMBMCNFEOLHIBNEIPAGIAHCIKKHDAKEMJOBHCNGCOCHIHAEJKFBKFIFFNHCAEHBF
JNEGCKHJPLHKAMBAONHEBABNLJGIBNFIKFGFFIDKKICAGAEJNEBKAHBFJCGFBDEB
IIHHHAHONGHIFGBAONHEBABNLJGIBNFIKFGFFIDKKICADKELLFHLEJAJIFHEBDFE
IBBMCNAJNBFFFEEKONHEBABNLJGIBNFIKFGFFIDKKICADKBBLHBKCIEHJJGDACFE
MICHBKBNPLDGBLABOBGFBLAKJBBKGIAAKGBHCNGCLPDOCMCAOCFFANAJJOEGGNCN
MNDGBAEEOJGKFEFNKCDKEFEFPFCEFCANPNCMBDHGPAGKHLFOLFADFLEHMEDBFHAA
PBDGFLHONGHIAHAHMFHIBLALIIBKGIFNNHBAAAHCPAGIGCFJLFAKEJFHNHCBFHBH
IOHDFEBBJGDBAAAEOAEBGCGIOBCBEFBCOPDNBGGCODGCCLEJPLFPCOAEJJGECBCK
NMCEBCFEOCHIEHFCPMCMAGAAIGHEBHEPIKBHCNGCOBHIHGFLLFALFIEHMECLAOAA
KIBMCNFEOKHIEGFKLFDFEIFGPLHJEFFCLIGHFJCOLBDGADAKPMFNAGCLPNBMEHBB
NMCFBKBNPLDNBAAHNHAGGFEFPADAFHBCPNCOAAHBOKDBGCAMPJFIAIDDJPGFBCFC
MNDGBFEGPLGKFEFLKPGFEIAALBHPAGFDLCHBEMCLLDCLANGDJIBKFIEHMECDEHBI
PGBLAAEFPLGOEFEFLFDEFIFEOBCDFPEJPNHIFACNLDCLCNAFPJFDAKBELIBLGKAA
NMGEEFBNKJCNBLCOJPABEIBOMLBNEFFDLIGIEMCDIGCLCLBKOMFGAIAJLGBLGKFN
INHDFCDCLPDGABCOJPABEIFFPBCAFEAAKPDNFBCHKCBOCGAHOAHMGDGKNHGKGNCN
JPEFFEAGLOAOHOGFLFDFEIAMOBHNBHEBJFHAFFAMNKFFGCFILFFDEJBEIDHIAJHF
IOFBEFBKLCBEHOGFLFDMEIAMOBHEAAFDIIHIFDCDLIAIEIGELFAKEJAONHHEALEB
JCHHGDDFNBFFAJGCJICMFIEFIADAAAEELCFDCKEPPAGIGCAALFFOAMBEKCHJBHEB
JNGCHDHONGHIEFEIOHCMBJAALDFGBBFCLMGJHDEINNHIDJGDJIBKBKAOIEGIALEB
NHHDBBFEKJHIAFANOHEKBIAKLFEDGPCNPNCNAACLPACLDGAAPLGPBIACIFFHBDFC
IFECFABBLOCPCHGCJICMFLEFKIDABGFELEHDHFDDLFCKAEBJPKEODKGNPKDBFHBB
IOHDHGHONGHIEEFIKECMABEFLCGAAAFEIOGPEFCALNCNAMGDJIBKFJEHJODBACFA
NMHPAABBKBDBCHGCJICMBDGPMMDABGEFLJHCGOEINNHIHCEJPMBKAMALJGHCDEFE
IOHJFEAHLCBMHOGFOIAGGFBIMLBNEFACOLDPAAADPACMCMAMPIFPAFCCPNBMEHBB
IIGEEBAAIIFCHJEIKECMBKEFLAHFBHGGKJGPEBDGIDFCEPEJOODAGEEHJJHOAOFE
MMCHALBBOKHIAGEIOEGJBKCDLBHPBBHDNHBAAAHCPADBGCBKOBFDAHDCIGHEBFGG
JJGGFJCAKLDNBBBPMGAGGFEFPCDAAMAAKOGJEJCMIFCJCHBLNDEKAGBDKEBLGKAA
KPGCFCBBINFCHJEIKFDMFJEFKIDABGFALIGJHDDALFDKCPBMNLDAGEEHMHDBAOAA
MNFACKHJPLGIFEABLFGIANBGJECCCDFCLIGLGPHDJGFCEPEJKEBKAAEHJCHNAGED
NMHDFKBNIIFCHJEIOOAGGFEFLCHFABEPJDBHCNGCOJHGHCEJOHBKFLCBIFHEBBGP
JJGEGGAAKJDJAADLJPABEIBOMLBNEFEFKOHEEPAMNKFFDPGDJIEHGDGKNHCBEHEJ
JDGCHDHONGHIEEEIPMCMBLBBKIHODAFBLIGPGGDGKCDJDGDKJPDHEJFGNHGDEHFB
NMHPAAAHKPDBBKDNOEGJBKCDLBHPBBHDNHBAAAHCOBHDCHFILFEIEJBGJCGDCBFA
NMGFFABBKPALAGANPHGBBNCLMLBNEFBAPNHEAACHKACBBGBJPAFPBODEPNBMEHBD
LNDGEFBHKJCNBLDLJPABEIFEOBHJEFEFLBHMEDBBKECKCHDPJPDHEJFHMHCAEHEJ
IIEGCKHJPLGIFECJLFGJAMAKIPHGAAHCNHBAAAHCPABJGCAMPBFFCHGNPKDBFHAA
JBHLFFCHKJDNCEBLOBFMGCGIOBCAEFEJPNHJEFDBIFCBDAAIPIFHBMDEIFHEDHFD
PBDGBAFEJKHIAGAHOBGNBKAAKPHFCCFJKPHMENCPKFALEIGELFALEJAONHGIBFEB
JJHIEPAELGDHDHGCJICMBDGPMMDABFEFLIGKHDDALFCMCHAEPEEIAIDHPNBMBKCK
IIEFENBFKJDJCEGCJICMFIEFKIDABHEFKJHIENCDKCDJBCGDJIBKFJEHLGDBBDEO
JCFPENBFKJDJCEGCJICMFIEFLDDAABEOJIHAEBDALBAIEIGELFAKEJBFNHGFBFEB
LNDGEFBALEBGHOGFLFDMEIAMOBGAAAEFKKEOENCDKCDJBCGDJIBKFIEHIFDBBFED
IPGPEMBFLFDJDKCJMHFIGCGIOBCAEFEJPNGOEJDBKJDECDAHPEHJCNGNPKDBFHAA
JFGFEOBFKJAMHOGFLFDMEIAMOBGDAMFDKEHBEBCMLBBLADGDJIBKFIEHJODBBEEJ
IIGEEBAAIIFCHJEIKHCMABEFICFJDACKNADNFLEINNHIDBAHPKFDBNBHLIGFAJEF
JFECCKHJPLGJEEFILLDMEIBHOBHFAIEJIJGNEPDGIDFCEPEJKFBKBLEHJCHMAOHE
MMCHAABNPLCLAAAGPMGDDIAAKMHJDBCKNADNBAGCLJHICGAMOGGPBJACIDECACEN
IPEDFABBKPALAMAJNIAGGFEFPECAEIEFOMDNFCGCKADNDGDKPAFHAADDPNBMEHBA
IPGGEFAAIIDHAABNNEAGGFEFPADABHAAKNHIFEBBKIDJAPGDJIBKFJEHJODBADEF
IIEFCKHJPLCDHOGFLFHPAGAKKIGEBFEPJOFMCKEPKNFCEPEJKEBKAAEHJDHEBEHF
MMDGEJFEKICMBNAGMAHNANBHIHGEBHEBKJEOCKEPPAGJGCBLLFELAMBFLBGFBFEB
JCEDFBBBKJBOAEAHOBFPGCGIOBCAFEALLICMAADAPACJCHBLNDEKAGBDKEBLGKAA
IOHDECBJKOBGHOGFLFDMEIAMOBHFBFFJIJGNEFCHKHALEIGELFAJEJAONHGCBDEJ
PBGLCKHJPLGJFEABLFGJAEAEKCEDBBFCLIELCKEPPAGIHCFILFFDEJBEIHHEBDHD
IJHJHDBKJCFCHJEIOOAGGFEFKPHPAMFELOHDFFAEKCDNCEBKPLFLBLDDPNBMBKCK
MMDGGBFELODMBLCGJPABEIFEOBHJEFEFLKHMFECOLPAOEIGELFAKEJCGNHHEAEFC
PBDGBAFEJKHIBBALOHHJAHDGLFGFCKCKNADNBAGCJBHICHANPKHEAPACKFBLGKAA
LCBMCNFEOLHIDFEINMGJAMAKIPBKGIAAKGBHCNGCLPCKCHDDPAFGAGDHPNBMBKCK
MMDGGBFEJADNBAAHNLAGGFEFPBDACEAAJHHIEECNJOFCEPEJKFBKCIEHLAHEADEP
LFBMCNFEOLHIBNEIOBGCANBHLDGFCGCKNADNBBGCLJHICHAOPEEOAFAIKBBLGKAA
JNHCEFAELGBBAABNOFHIBNCKMLBNEFBAPNHEAACHLDDGCDANPAEKAECOIDGEBHEO
JJEMEEBKLCBOHOGFLFDNEIAMOBGDAAEMLCENEECMLJBOEIGELFAKEJAONHHEAEEO
JCHDHDHONGCFHOGFLFDNEIAMOBHIBBEPJPHJEOCLJGFCEPEJKEBKAAEHIEHEAIFC
JIHJGOHONGHIEFEIPMCMANACKAGEAJEPILBHCNGCKLFCEPEJOMEOAABBJOGFAOFD
NMHDEDAGKODHCHBMOAEDGCGIOBCAEFGBPNHIEECNJODOCHDLJPDHEJFHNHFAEHEF
KPBMCNFEOLHIDFEIOBGCANALKOGAAIEPJOBHCNGCOBHICLEJNGHOGDGKNHCBEHGB
NMHPAAAHKPDBBKDNOEGJBKCDLFGCAEFEIOBHCNGCOBHIDAEJOEFPBLCBIDGDAGFE
KJGHEFAGJNCIBLBMMGAGGFEFPBCBEOEFOMDNFCGCKBDNDACPOFFFBNDEPNBMEHBA
JJHEENABJFFCHJEIKFCMABEFKEGABMHEKNHIEFDFIDFCEPEJKGBKAAEHIEGFAOEO
IBBMCNFEOKHIBNEIPAGAAJAGJCGEBHEFILBHCNGCOAGIHDEJPMBKBKBHJCGFDEFC
NMGFEOABIJDODLBKPAGOAFBAIPBKGIAAKGBHCNGCLPDEDAAINGFPBNAJJIFMGNCN
PBDGBAFELCHIBAANPAFPGCGIOBCFEFFCPNHIEDCMLBCKCHAFPKGOGDGKNHCDEHEJ
LIBMCNFEOLHIDFEIPAGIAHCLMLBNEFBAPNHEAACMLPDBDGBMPHFDBLBDIEHICDCK
MNDGEJFEKIDBAHBBPJGNAGAEIPFBDHHENHBAAAHCPADBGCBKPMEJBAALJGHPAGGD
IIGGGPAALFDNBNBLPLGNBKDBMLBNEFBAPNHEAADBLJCLDLAFPEFEAICELGBLGKAA
IODGEFBJLCAMAABKPEHIDLGPMMDAFHAALEDNGDALIFFCEPEJOODAGEEHIEHPAIEJ
IMHDFECHLODFBNDMJPABEIFEPBCAELBAPNGPAACHLNDBBGBJPKEODKGNPKDBFHAA
JFECCKHJPLGIEEFJLFGFEIBGLFHOAMEPINHIENCLIEFCEPEJKFBKAAEHJDHEBEHF
MMDGEJFELPDNAHDNOFGJBMDGLJHBCICKNADNBFHCPNDNHDEJOHBKBJACIDECACEN
JFDGEEBBKIANAHBIPAHIDLAKLFGFCECKNADNBBGCKCHIDCAMOBGJBBAGLKBLGKAA
JJGEGGAAKJDJAADLJPABEIBOMLBNEFFDLDHCEJDGKADHABCIJPDHBEGNPKDBFGAA
JDGCHDHONGHIEEEIPMCMBLBBKIHODAFBLIGPGGDGKCDJDGDKJPDHEJFGNHGDEHFB
NMHPAAAHKPDBBKDNOEGJBKCDLBHPBBHDNHBAAAHCOBHDCHFILFEIEJBGJCGDCBFA
NMGFFABBKPALAGANPHGBBNCLMLBNEFBAPNHEAACHKACBBGBJPAFPBODEPNBMEHBD
JBHDHEHONGCFHOGFOIAGGFEFPADAAMAALIHBEBCBIDCMDAAMMDDAGEEHMHCAEHEJ
NMGEAAAAKJDJAADLOFGBANDBMLBNEFFLNHBAAADCLFDNDFDKPAEIBMBDJGGDACFA
MNDGFCFEKJDLBKCBOFGBANDBMLBNEFBHOPDNFCGCLEDGAHBJPIFPDNGNPKDBFABC
LPFCCKHJPLGIFECJLFGJAMAKIPBKGIAAONDNEJGCKADNCHBOMGEKAEACKDBLGKAA
NMCGAABNPLCLBNBLOMGAAJALKAFOCEHCIJBHCNGCOBHICLEJOGFDBKBOJLHAAJEB
JFGCFADLKPDGBBABOGGCAJBHJFBKGIAAONDNEJGCKDDBDBBAPJFLAHAGLEFAGNCN
NMGEAABBLGDBCABMOHGNBMDGMLBNEFBCPNHEAAABJJANEIGELFEBGDGKNHGCAJEP
KJGGEFAAIIDNBJABMBAGGFEFPACAFFAOONDNFCGCLFDFCLDNOFFFBNDEPNBMEHBA
JBHPHEHONGHIEEFIKECMABEFLCGEALEJLCENEFCPLJAMEIGELFAKEJAONHHFACFD
NMCGAABNPLDMBBBLMAHMANBBJCGIAEGNNHBAAAHHOAHFCHFILFEIEJBHJCGFDEEF
NMHPAABALOCLCBBLOFGJBMDGKOGEBAGBNHBAAAHDPACKGCBJPAEODKBPJGFMGNCN
INHDFCDCKPCKBFBMMGAGGFEFLKBKGIAAKOHDEPCLKECICNCKNEDAGEBKPNBMEHBB
IMHJFECHNBFFFEFILFGFEIBGLFHJALHFKMHIFCAEKECKCDBNMGDAGEEHMGDBBFAA
MPDGEJFEKICMBNAGMAHNANBHIHGAAKFEIOBHCNGCOAGJGJAMKEBKBLEHIGHEBFGG
JFDGFDAELOCMCHBKPAGOAFBAIPBKGIAAONDNEJGCLFCIDLDNOFFPAMBAKEBLGKAA
JCHHFCCANBFFAJGCJIHBGCGIOBCBEFEJPNHIEMCDLDALDGBLPAGMGDGKNHCBFGAA
NMHDENBNIPCMAGAJOBFPGCGIOBCCEFEJPNFOGJBHNKFFGCBCJPDHEJBDJJHEAOFD
JJGCHDBBLGDBCAGCJICMFJFFPBDOFFAAKPDNEFCPLJAMDCAGOBGJGDGKNHCBEHFC
KIBMCNFEOLGIEFEIPMCMBLBBKPHJAKHALIHAEJBGNKFFGCFJLFFDEJADJCGCDCFA
NMHPAABALOCLCBBIPAHIDLBNKAFNGPCNPNCIBAGPLFGJGCBLLFEKAMBDKEHEAKEJ
NMHCEFAHIOCLAEANOBFPAHBBLEFBGPCNPNCMAADAPACICHBNMGECAICKPNBMEHBA
PGBLFNHONGHIEEEIPMCMANBPKIEDGPCNPNGGCKEPPACLCHANPKHEGDGKNHCAEHEJ
MJDGFCFELODLBKAJOHGJAEAKJFBKGIAAKGBHCNGCLFCLCDCKOBEJBLAIKABLGKFN
JJGEEICANBFFFEFILFGFEIAALFHBAJEMLCFOCKEPPAGIGCCILFFPANAILJBLGKAA
JNFFGBHONGHIEEEIPMCMBLAMLCGJAJEBLDHMGDAGNKFFGCFILFEIEJADJLHOAPFD
IIEFCKHJPLCDHOGFLFHPAGAKKIGEBFEPJOFMCKEPPAGIGCAALFEJAABEIOHNAGEO
MMDGEJFEKICMBNAGMAHNANBHIHGEBHEBKJEOCKEPPAGJGCBLLFELAMBFLBGFBFEB
JCEDFBBBKJBOAEAHOBFPGCGIOBCAFEALLICMAADAPACJCHBLNDEKAGBDKEBLGKAA
IOHDECBJKOBGHOGFLFDMEIAMOBHFBFFJIJGNEFCHKHALEIGELFAJEJAONHGCBDEJ
PBGLCKHJPLGJFEABLFGJAEAEKCEDBBFCLIELCKEPPAGIHCFILFFDEJBEIHHEBDHD
JFDGEOADLEDACHGCJICMBDGPMMDAAKEGLDFEFCCHLICICDBLNCDAGEBKPNBMBKCK
PGBLAAAPNBFFFEBLPLGDABBBLBFPALEPLEGJEBCOKFDFCLDKJPDHBEGNPKDBFHAA
JJCHAAAGPLCIBBBMOGFDANAIKIGEGPCNPNCMAOHCPACKGCAMPGFEAIBFJCHNAIFE
NMGEAABILECMBDAAPGAGGFEFPDCBEIEFOMDNFCGCLMDHDGBKPHFLGDGKNHCJFHAN
IKHIEPBHNBFFFEFJLLDMEIBHOBGAAAFEKOGOECCDKGDGCNAKJPDHEJFDMGDMACBB
NMGFEBBCLODMHOGFLFDMEIBHOBHEAEEGLIHJCKEPPAGNHAEHKFBKBLEHIHHEBDFD
MMDIBAFEKJHIADAOPAGIGCGIOBCBFFBAONDDBAGCKCHICOAPPAFOGDGKNHCBEHFC
NCCGAAAGPLDEBBBKODGFBIGPMMDAFHBBPAHIBBGCKCHICMAAPIFNGDGKNHCAFHBA
NMHDENBNKPCIBJAJOHAGGFEFPCCBEIEFOMDNFCGCLMDHDGBPPMEKGDGKNHCAFHBA
NMGEAAAALFCNBMBLOHAGGFEFPACAFFAOONDNFCGCLMDHDGAFPAEIGDGKNHCBEHFC
PGBLAAEDOJHIAGEIPIGDAGBBMLBNEFBHOPDNFCGCKADFCHBNJPDHEJFFMGDKACBB
IEHHENAANBFFFEFOKFCBANFEOBGCEFEMLCGJEODENKFFGCFOLFEIEJALJIGFBFFE
JOBMCNFEOOHGEHEIOHCMBMAJKOGGDKEIKOHIFCCKKEFCEPEJKAAKEEACMGDBBFAA
IEHHENAAIEDHAABNPEAGGFEFPBCAFEAALEDNFDDGLODBCNBJMKFHBMAJKIHEADEP
JFDGFDAALFDBBLBIOBAGGFEFPBDAAMAALPHMEOCHIPCACDAEOBDAGEEHMGDBAOAA
JNHIEFCLKPCIBLDHOMGNAEBFLCHJABCKNADNBCGCLJHICBAAOADAGEEHMHCBFGAA
IIGFEPAENBFFFEFIKFDNEIAMOBGCAAEHLKHEFCDGIPDNDABJJPDHEJFGNHHIEHEC
NMCHAABNPLCKBBBMPJGNBIAKKOHOGPCNPNCNBAHCOBHICLEJOHFPAOAAJOGDBDHP
NMGPFCBLLGDNBJDHPDGDDHBBLEHPGPCNPNCMAACLPACMCLAEPMFGBPAJJIHCGNCN
JFGFEJBHLOCKAEGCJICMFJEFKIDAAAFELMGJFDBNKJDMCDAMOBEJGDGKNHCBEHEJ
JFHIEJCLLECKBBBCJPABEIFFOBHJEFGDJMECEFCBKCDHCEGDJIBKFIEHJODBAJEP
MIDGEJFEKDDNBAAGPMFDBIAALFGDDKEFLAHEFEEINNHIHCEJPMBKANAJJIHCDIFE
NMHJFEABLKAHBIAJPLGNGCGIOBCAFFBBPNHEAADBLODHCLBNPEEIAMBDJOBLGKAA
MMDGEJFELFDNBBBKPGHPDHADKOEPABEOLIECFECDIPDNDBBMPEEKGDGKNHCBEHEJ
JFDGFDAALFDBBLBIMKGBBNALMLBNEFBBPNHEAADBKADNDGBKMKFPAEAGIEBLGKAA
IIGFECBFKNDGBLALJPABEIFEOBHJEFFDKNHIFEDBIPDNCPAIOGDAGEEHMHCBFGAA
NMCGAABNPLDKBFAGPAFDBIAALFGDBDEOLCHOCKEPPAGIGCAALFFIAIAJJCEOBHEF
PGBLAAEEOLGJFEABLFDNAEBBKIBKGIAAONCMAACLPACLDCAMOBEJAHAOJKHGGNCN
MNDGEJFEONDEAAABJPABEIFFPADAAMAAOJHBFECLNKFFGCFJKABKAAEHMFHNBDEJ
IIGAEFAMLKDFHOGFLFDMEIAMOBHCAEEOLIECFCCHKEDBDGBPPAECAIAKPNBMEHBA
NMHPAABGLKDGBBDHOHGJBMAJKAGAAKFILMHACKEPPAGIHCFJKHBKAAEHIFHEBDEJ
JFDGEEAGLECABFAFJPABEIFFPBCAFEAALEDNFCCHKEDECDBJPKECAIAKPNBMEHBA
NMGFFABBKPCLBHBKOGAGGFEFPBDAAMAALPHMEOCHIPCMCMBMPNEJBLGNPKDBFFAA
JCBMCNFEOKHIBNEIOGHPAJBFLIHCGPCNPNCMAACLPACMCBAKPEDAGEEHMHCAEHEJ
PBDGBAFELCHIAAALPEHMAFAKICHPDBFJKPGJCKEPPAGIGCAALFEIAMBDLOGBCIEP
PGBLFNHONGCFHOGFOIAGGFEFPADAAMAALJHCEIDGLFBFCHBNPEEIAOACIDHPAOCK
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號(hào)
Ctrl + =
減小字號(hào)
Ctrl + -