?? 選頻放大電路.ewb
字號(hào):
KKBMCNFEOKGIECEIKNDFFJFEOBCAEFBDOHHEAACMLPDBDGAAOGFFDJGNPKDBFPAA
PGBLAAEEPLGJEOABLFHPBMAMKPEFAJEFLJHCGNEINNHIHCEJKEAABLEHJCGEALEB
JDFFCKHJKGFCHJEILHDMEKEFJDDACBGJLLHIHCEINNHIHCEJPMBKBKBCIDHABDHD
JCHJEJAALCCLBLDIJPABEIFMPCDAAMAALAGIGODGKCDJBCGDJIBKBCGNPKDBBHEN
PGBLAAEEPLGJEOBKLFGJBNAJKAEGGPCNPNCLBJHFPAGKHEFIKEBKFJEHMECLAOAA
PGBLAAEEPLDBFEBLOAHIAJBBJCBKGIAAONDNBBHILJHIDBBNPMFEDMALJCHFAIGN
PBDGACEHJFBGDLCLLHCMCJEFLDGEBFFAICHACKEPPAHKHAELLFGIEJCDLOHHACHC
NMCPBIEDPLDBFEAOPDGDDHBMJOHNGPCNPNCEBFHDOBHICLEJPDFMAGDIIPEOAKCK
JBBMCNFEOLHIAGEIPBGCAHAGJOHJDKENNHBAAAHCPADBGCBKPCFLAFABKIHMGNCN
JDFFCKHJKGFCHJEIKFCMABEFKAGCBBFILIECENEINNHIHCEJOHBKAABFJJEOAOHP
NMHIEPBNKPDBAHAHMFAGGFEFPIDAAMAALAGIGODGKCDJBCGDJIBKBCGNPKDBBHEN
LBBMCNFEOLHIEFFCOHCMANBAKNHBDDCKNADNBAHKOHHIHGFMKEALEJFHNHCCFNEJ
KOBMCNFEOLHIBNEIOGHJBMAELFEDGPCNPNCNAAHDOKDBGCBKOBFDAHDCJLHEADEP
NMDEBCFGPLBJFEFKMKGIAEAAKIHGBNCKNADNACHBJOBGANCKLHBKDLEHLDFIABEF
JDEGCKHJPLGBFEABLFGBBNCLLFGCAEHANHBAAADJNKFFGCBJPIFFCKGNPKGMGNCN
MGGEAABBKODEBFDOJPABEIFFPBCJEFBEOICPBBGCOAHIHBFDPMBKAHAIJOGFAOFD
NMGFFFAALKCMCHGCJICMFIEFPACKAMAAKOGJEJCMIFDECHANPKHHGDGKNHCBEHBB
MOEJEEBILODBBCBAJPABEIEHPDFOCLGPJODPAABAPABMALAPPAGIGDGKNHCBEHEJ
JFDGENABJFCMAGAJMFAGGFEFLKBKGIAAKNHAEPABNKFFDPGDJIBKELFENFDBCGAA
PGBLAAECOKGBFEFKKDDOFJEFPBDAFGBKLEDNEOCNLJCMCLBKPKGKGDGKNHCIFEAA
PBDGBAFEOKGCBNEIOGHIABALJEHMAAEELCFACKEPPAGIGCFIKPEIEJACICHNAGHG
IMGGHPBJNBFFFEEKKGCOEIDHOBFECMEGLIEPCKEPPAGIGCAALFEJBMBDJGGFDECK
PGBLAAENOOGKEFEIPMCMAOADKOEPBNHPLABHCNGCPCGKAMCHNKHJELEHLGDBBFFE
KDHLCKHJPLGIFEABLFHPAPAEKNHGDKENNHBAAAHLOAGBGCAALFFMAPAIKIGIDIEN
IIGOEFCLLGFCHJEIKFCMBKEFKIGCALHPLEECENEINNHIHCEJOHBKANAJJIHCDIEJ
JFDGENABJFCMAGAJMFAGGFEFLKBKGIAAKNHAEPABNKFFDPGDJIBKFJEHJODBAGFC
KKBMCNFEOLGIENEIKBDJFJFEOBCAEFBDOHHEAACMLPDBDGAAOGFFDJGNPKDBFOAA
PGBLAAEEPLGJEOABLFHPBMAMKPEFAJEFLJHCGNEINNHIHCEJKEAABLEHJCGEALEB
IEBMCNFEPJGJDKCGNKEPEKEFJDDACBGJLLHIHCEINNHIHCEJPMBKBKBCIDHABDHD
JNEGCKHJPLCDHOGFLFHMAFAKICBKGIFNNHBAAAGAODHKGCCILFAIDGADJLHEAOEG
MOCFBAEFPLGIFEFLKPGFEIALKOHJBBEJKOHCHAEINNHIHLFKLFFDEJAKICFPBDFC
NMGFFEBNLFANBIANPBGDCFGPMMDAFFAAOMCHFCGCLFCNCOAIMDDAGEEHMBCHFPAA
NOCHACFEIJHIDACBPDGJDKGPMMDAFFAALEDNFDDHKEDJDGDKJPDHEJFHNHCAFNEJ
NMHPAABCLNDHCLBAMKGBGCGIOBDCFFGOJDFCGDGAPABJGCBLOBEKBJDIJKBLGKAA
JFDGFDBDLKDEBCDHPIAGGFEFPICFFNAALEDNEGCELPAHDLDGPIDAGEEHMOCDFHBB
NMCGAAAGPLDBAGAGMKGFDHAIMLBNEFBAPNGPAACGLODHCBDGPMGFAEGNPKDBFHAA
JNEGCKHJPLCDHOGFLFHMAFAKICBKGIFNNHBAAAHCPADBGCAIOHEOBBACKIHMGNCN
NMCCBCEEOKHIEEEIKGDGABEFKPHPAMFELEGOEPBCNKFFGCFALFFDEJAKICFPBDFC
JFDGFDAALCDGCBAEPAGIAHCIMLBNEFBAPNCMBKDAPADNDHAFPEGMGDGKNHCBFCBI
LCFJGDFGPLAKFECMNMGKANDHMLBNEFBAPNHEAADBKFCMCDBNMGDAGEEHMHDBFGBK
PBDGFABJLEBLHOGFOIAGGFEFODCBEHAAJMDNBCBNLEDECHAAPDECGDGKNHDDFHGO
NMCFBKBNPLDGBLABOBGFBLAKJBBKGIAAOMDNEJGCLNCNAMBNOHFLDJGNPKDBBMCK
LBBMCNFEOLHIEEEIKECMFLFPLDDAAAFFLBHMHGEINNHIHCFJKCBKFBFDMGCAEHBB
NMHDENBFJFDEBBAMPKEBGCGIOBCAEFBAPNCMAAHBOKDBGCBKOBFDAHDCJLHEADEP
NOCCHCFGPLAKFECMNMGKANDHMLBNEFBAPNHEAADBKFCMCDBNMGDAGEEHNFDDEHHC
PGBLAAAPNBFFFEANOHGFBPGPMMDABOCKNADNFDCHKCDBBFGDJIEHGDGKIKBLGKAA
NMCOBJFEOJHIEGFCPMCMBLACKEGDGPCNPNCOAAHFPAGIGCFLLFAOFDAONHGCAIFA
JDHICKHJPLGIFEABLFGIABDKKEGCAMFHNHBAAAHGOBHICLEJOHEPAGALJIHCGNCN
JFDGFDBLKLFCHJEIOOAGGFEFKEGCAMFHNHBAFNEINNHIGAFOLHBKCIEHIHEOACEE
MPCHAAEFPLGBEHEIKNCMFMFPKIDABGEHLIGOCKEPPAGIGCFKKHBKFIEHMFDBFDBK
JCBMCNFEOLHIBNEIPBGFDHAALDHJBCCKNADNBAGCLJHIDABMPKFGAGAEPNBMEHBG
NMGFEPAENBFFFEBDJPABEIAALDHJBCCKNAGACKEPPAHKHCELLFHLEJBHKIHEADEP
MICEAAEGPLGJECEIKECMFOFPKIDABGEHLIGOCKEPPAGLGCFILFAIEJFENHCFFNEJ
NMHPAABALCAHBBBKPMHLGCGIOBCAEFEJPNGPFFCNLMDHCBGDJIBKFLFGNHCFEHBG
PBDGFLHONGHIBBBKPMHLGCGILMBKGIAAPPCNACGCJBHIDCDGPAFOAGAJPNBMEHBA
MKCHAAEFPLGAEOABLFHPAPAALCBKGIAAOMDNBBGCOCHIHHEJKBAAAAEHIEHOBHCK
PGBLAAEEPLDBFEBKOAGDAEAKKCBKGIAAOKCMAAHAPAGAHDEJKBBKFNFDNHCJEHBB
PGBLFNHONGHIFGFOLHCMCJEFLBEPAAEELCHDCKEPPAGIGCAALFFOAADIJCGDAOFH
JLHDFDHONGHIEEEIKECMFJEFPGDAFBBKLEDNFDCNKAFCEPEJOODAGEEHJCGDAOFH
NMCEAAEHOJHIEAEIKDDLFJEFPJDAFGBEOLDNBBGCOJGAHDEJKHBKFJFGMNHIEHFD
PBDGBAFELCHIBAABMKGJBKAMLGBKGIAAOJCMAACLPACKDHAGPJFFAKGNPKDBFBBB
JDGGCKHJPLCDHOGFLFGJBKAMLGBKGIFNNHBAAAGAOHHKGCCILFEKDGACJDHOAJCK
PBDGBFEAPLGJFEFKKPGFEIBGKGHFBGCKNADNBAGCOCGKGCFLLFANEJFDMNHIEHFD
JIHJEOHONGHIEEEIPMCMAMAMJOHFBHEJKKBHCNGCOEGJGCAALFEIBMAIJLHOAECK
MGHPAAAHLECIHOGFLFHHGCGIOBHFBHEJKKBHCNDPNKFFGCELKCBIEJCGNHGBDIEF
JAHJEDHONGHIEDFNLFDOEIFHPLHJEFFDLKHIFDEINNHIHBEJKEAIEJFGNHCJEHBE
LNDGFACLLODMBLAGJPABEIFFOBHJEFEELEECEFDALJCPEIGELFAKEJAONHGDBCEP
MMDGBJFEOPGCBNEIOGGDBIGPMMDABOCKNADNEFDALJCPEIGEOIDAGEEHNFCFEFAA
JFDGFCABLEDEBLALJPABEIFDPIDAFNAAOPCHEJGCKDDPCHBKJPDHEJFGNHCCFFAA
NMDEBAFGPLBJFEBIMKGJAMAKKPBKGIAAONDNEJGCLEDBBNAMOHFDBOGNPKDBFHAA
MPDGBDEHPLGJFEFBLFDIFCAMOBGDAKFANHBAAADJNKFFGCAMOHFDBOGNPKGMGNCN
PGBLAAEEPLDBFEBKOAGDAEAKKCBKGIAAOKCOAAHAPAGKHIAALFEJAOACIEBLGKAA
PGBLFNHONGHIFGFJLHCMCJEFLBEPAAEELCHDCKEPPAGIGCAALFFOAADIJCGDAOFH
IPBMCNFEOKHIEHFLLFDMEIFFPADAFBBKLEDNFDCNKAFCEPEJOODAGEEHJCGDAOFH
JJGEEJADNBFFFEFILFGFEIBHLEHPAJEPLOBHCNGCOFGOGCFBLFAIFDAONHGCAAEF
JJGEEJADNBFFAJGCJICMEKFEODDACEAAKNECEFCGLPDGEIGELFAKEJAONHHFAOHP
NMGFEHBBKIFCHJEIKFCMFJFHOBCBEFBAOMDNBEHILJHIDBAGOFDAGEEHIMBLGKAA
JFGBCKHJPLGIFEABLFHOBNAKKNHPAGCKNADNBGHAOBHIHDEJKEAMEJFFNHCFFNEJ
JFGBCKHJKGFCHJEILHDIEKEFIADABFHPLIHJEPCMNKFFGCFJLFFDEJADJOEOACFC
IPHBEFAHNBFFFEFILFDPEIFHOBCBFEAAOJCHEJGCKDDHDCGDJIBKBCGNPKDBACFC
JIHPHPBBKJDBADGCJICMFIEFKIDABHFFLCHBEPCBNKFFGCFKKMBKFIEHMFCLAOAA
PGBLAABBKJDBADGCJIHBGCGIOBDCFFACPNFMAADCIPDNCGAGPLDAGEEHMHDBAOAA
MICMEJFEKIDPBBBLJPABEIFFOBCEFEAAOPDNBDHDPAGMHIAALFEJAGBHPNBMEHFL
KDHDFCBNKMFCHJEIKFCMABEFLDGFAKEMLCHOCKEPPAGNHAEJKNBKFOFOMGDBFGAA
NMHDFCBNKMFCHJBFJPABEIEHPEDCEFGBPNGNHPCHLEDHCMGDJIBKFJEHJODBADEJ
MGHPAAAHLMDNAHGCJICMFJEFPCDAFEAAOJCMAAHGOKDBGCBKPKEKGDGKNHGKGNCN
JFDGEEBNIEDNAGABOCAGGFEFPBDAAMAAKPGIEPCOLPDLEIGELFALFLFENHCJEHBC
NMGNCKHJPLDNAGABOCAGGFBIMLBNEFACONDPAAADPACIBNAMPBFFAHGNPKDBFHAA
MEDGBCEOLCHIAHAPPAHPGCGIOBCBEFBIOPDNBBGCOFGJGCFNKPFDEJBEJIGBGNCN
PBDGBAFELCHIBAABMKGJBKAMLGBKGIAAONDNEJGCKCCNCNAFPKFJGDGKNHCHFEAA
JDGGCKHJPLCDHOGFLFGJBKAMLGBKGIFNNHBAAAGAOCHKGCCILFEKDGACJDHOAJCK
NMCDBIFEODHIEGFCPMCMBLACKEGDGPCNPNCMAAHDOBHIHCEJKDALEJFDMNHIEHFD
JIHJEOHONGHIEEEIPMCMAMAMJOHFBHEJKKBHCNGCOAHICLEJOHEPAGALJIHCGNCN
MGHPAAAHLECIHOGFLFHHGCGIOBHFBHEJKKBHCNDPNKFFGCELKFBIEJCGNHGBDIEF
JDHFCKHJPLGAEEFJLFDOEIFHPLHJEFFDLKHIFDEINNHIHBEJKABKFIEHMBCAEHBE
NMGGHPBBLPDHBKGCJICMFIEFKIDAABEJICHIFCCLKHFCEPEJKFBKAAEHIFGEAIEM
MLCHAAEAOBDBFEBLPKHMGCGIOBGLGPCNPNHIFCCLKHFCEPBEJPDHEJEFMBDDEHGB
MJCHAAEFPLGIEFEIKHCMFPFEOBCBEFBGOHHEAADBLHDNDBGDJIBKFJEHMCDBFHAA
JDHICKHJPLGIFEABLFGIABDKKEGCAMFHNHBAAAHCPADBGCBLOAFFAFAIJEBLGKAA
JFDGFDBLKLFCHJEIOOAGGFEFKEGCAMFHNHBAFNEINNHIGAFPLHBKCIEHIHEOACEE
JPBMCNFEODGPFEFALFDOFCAMOBGDACEFKOBHCNGCOBHIHLFLLFAKEJFPMGDBFDBK
IMEJEFBALEDGHOGFLFDMEIAMOBHEAMHPLIGPEJDFNKFFGCFJLFFDEJBFICHOALEP
MNDGBEEOLCHIAHAHOFAGGFEFLKBKGIAALIGPEJDFNKFFDPGDJIBKELFENFDBCGAA
NMCEAAEEOKHIEFEIKFDOEIFHOBCGFPEJPNGOEHCHKDFCEPEJKGBKFKFGNHCAEHBI
PGBLAAEEPLDBFEAMPMFDANBHKIGHGPCNPNCNAACLPACKDHAGPJFFAKGNPKDBFCBB
IPHJFAHONGHIAPGCJICMANBHKIGHGPCNKABHCNGCPCGNGAEJNEBKBJDIJCHFAIEO
PBDGBDEGPLGMFEFKKPGFEIBGKGHFBGCKNADNBCGCOBGKGCFJLFADFIEHMDCLAOAA
JJHCEPBKNBFFFEFILFGFEIABKIEPAAFCLEGKCKEPPAGIGCAALFEIBMAIJLHOAECK
MICMEJFEKIDHAEGCJICMBDGPMMDAAAFCLEGKCKEPKNFCEPEJLHAOELEHLGDBBHHP
NMCGBBFEOJHIEBFJLFDNEIFDPLHJEFFDLKHIFDEINNHIHCEJKGALEJFGNHCIFGAA
PBDGBAFELCHIBAABMKGJBKAMLGBKGIAAONDNEJGCKCCNCNAFPKFJGDGKNHCEEHBB
JDGGCKHJPLCDHOGFLFGJBKAMLGBKGIFNNHBAAAGAOFHKGCCILFEKDGACJDHOAJCK
NMCOBFFEOKHIEGFCPMCMBLACKEGDGPCNPNCNAAHBODHIHDEJKHAIEJFDMNHIEHFD
JIHJEOHONGHIEEEIPMCMAMAMJOHFBHEJKKBHCNGCOAHICLEJOHEPAGALJIHCGNCN
MGHPAAAHLECIHOGFLFHHGCGIOBHFBHEJKKBHCNDPNKFFGCELKEBIEJCGNHGBDIEF
JPBMCNFEOIGKEFEIKECMFKFPKIDABGEHLIGOCKEPPAGIGCFNKHBKFLEHMECDEHBE
IMEJEFBALEDGHOGFLFDMEIAMOBHEAMHPLIGPEJDFNKFFGCFJLFFDEJBFICHOALEP
MODGBEEOLCHIAHAHOFAGGFEFLKBKGIAALIGPEJDFNKFFDPGDJIBKELFHNFDBCGAA
IJHJEMBLLIFCHJEIKGDJEIFEOBCCFPEJPNGOEHCHKDFCEPEJKFBKFMFFNHCDEHBE
NODGGBFEKLAHBBAMPKGCGCGIOBCAEFEJPNHJEJBNLFCKCLBOJPDHEJFHNHHIEHFC
NMCHAAEBOJHIEAFCPMCMBLAKLBBKGIAAKGBHCNGCLFCKCLBOJPDHBEGNPKDBEFBA
MMDGEJFEKJCNBLAEPKGPGCGIOBCDFBAAOPDNBCHILJHIDBAOPAEJGDGKNHCBEHBA
PGBLAAFGOLHKFECJLFHMDHAAKFHPALCKNADNBAGCLJHICGAAMKFPBLAOIABLGKAA
NMCGAAEFOKHIEGEIKADOEIFBPLHJEFFDLCGNCKEPPACDEIGELFFPBLAOIABLGKFN
PGBLAAEEPLDBFEBKOAGDAEAKKCBKGIAAOOCJBBGCOBHIHAFDPMBKBKAAJCGCGNCN
PGBLFNHONGHIFGFILHCMCJEFLBEPAAEELCHDCKEPPAGIGCAALFFOAADIJCGDAOFH
IPBMCNFEOLHIECFKLFDPEIFAPDDAFBBKLEDNFDCNKAFCEPEJOODAGEEHJCGDAOFH
JJGEEJADNBFFFEFILFGFEIBHLEHPAJEPLOBHCNGCODGJGCFBLFAIFDAONHGCAAEF
JJGEEJADNBFFAJGCJICMEKFFODDACEAAKNECEFCGLPDGEIGELFAKEJAONHHFAOHP
JFDGFDBDLOCLHOGFLFDNEIFFOBCCEFBIOPDNBEHILJHIDBAGOFDAGEEHIMBLGKAA
JJGEEJADNBFFFEFILFGFEIBHLEHPAJEPLOBHCNGCODGNGCFBLFANFMEHMGDBFDBK
JJGEEJADNBFFAJGCJICMEKFHODDACEAAKNECEFCGLPDGEIGELFAKEJAONHHFAOHP
NMGFEHBBKIFCHJEIKECMFMFGOBCDEFBIOPDNBEHILJHIDBAGOFDAGEEHIMBLGKAA
NMHCEJCLLOCKBNBPJPABEIFFOBHJEFFCKIHCEMCNLDFCEPEJKBAIEJFPNHCDFNEJ
IHBMCNFELOCKBNBPJPABBFGPMMDAEHBCPPDNGBGCKAAHCHANPKFEGDGKNHCBEHEJ
NMCEBKBNPLCLBDANOGAGGFEFPADAFCBBPNCPAAHLOCHIHGFDPMBKBKAIIHBLGKAA
NMCGAABNPLDMBNDHPAHOABBCMLBNEFBAPNHEAADAKFDHCOAGPGDAGEEHMGCFEHBB
IMBMCNFEKAFCHJEIPAHOABBCMLBNBICKNADNACHBPCHIADEJOFGFAMADJIHPGNCN
NMCABBFEOJHIEGFCPMCMBLACKEGDGPCNPNCNAAHKPAGJGCFIKGBKFNFNJODBBEEP
JIHJEOHONGHIEEEIPMCMAMAMJOHFBHEJKKBHCNGCOAHICLEJOHEPAGALJIHCGNCN
MGHPAAAHLECIHOGFLFHHGCGIOBHFBHEJKKBHCNDPNKFFGCELKGBIEJCGNHGBDIEF
JDHFCKHJPLGLENEIKECMFKFPKIDABGEHLIGOCKEPPAGIGCFAKHBKFLEHMGCCEHBE
NMGGHPBBLPDHBKGCJICMFIEFKIDAABEJICHIFCCLKHFCEPEJKFBKAAEHIFGEAIEM
MNCFAAEAOBDBFEBLPKHMGCGIOBGLGPCNPNHIFCCLKHFCEPBEJPDHEJEFMEDDEHGB
IOGDEPBILEDLHOGFLFDLFJEFPJDAFHBKLEDNFDCFLFCLEIGELFAIEJFCMGDBFEAA
MPDEAADFPLCICLANPBGDAGGPMMDAFFAALEDNEECLIPDNDAAAOCDAGEEHMHDBAOAA
MNDGBCFEOIGLFEFMKPGFEIBGKOGAGPCNPNGGCKEPPADNDAAAOCDAGEBKPNBMEHAC
MMDGEJFEKJCNBLAEPKGPGCGIOBCHFMAAOMDNBCHILJHIDBAOPAEJGDGKNHCBEHBF
PGBLAAFGOKHKFECJLFHMDHAAKFHPALCKNADNBAGCLJHICGAAMKFPBLAOIABLGKAA
NMCHAAEAOJHIEEEIKBDPEIFBPLHJEFFDLCGNCKEPPACDEIGELFFPBLAOIABLGKFN
ILBMCNFEOLHIBNEIOHHJAHAJKOHDGPCNPNCEBDGCOIHIHAFDPMBKBKAAJCGCGNCN
IBBMCNAJNBFFFEEKKFCOEICEOBGADKEFLJHCEOEINNHIHCEJPMBKANAOKIHEBFEJ
NMGEEFAALOBFBNBMPJHJCFGPMMDABOCKNADNFDCFLODBDGBNPAGJBNBEJJFIGNCN
KKBMCNFEOJHIBNEIPAHMBBDBLBHOCMCKNADNBCGCLJHICHANPKHHGDGKNHGKGNCN
NMCCBKBNPLDNBIAJPGFPGCGIOBCBEFBBONDDBAGCOBHIHDEJKBAABLEHJCGEALEB
NMHDEEBLJGFCHJEIOOAGGFEFKPHFCCEDLDGIGGEINNCFEIGELFAIEJFHNHCCEHBB
JJHLENANIIFCHJEIKFCMFIFEOBCAFAAAOMDNBEHIKCHICHBPPEGNGDGKNHCAEHEJ
IPFJCKHJKGFCHJEIKHCMFIEFPDCKAMAAKOGJEJCMIFFCEPEJKEBHEJAONHGIBFFE
NMCHAAEFOKHIEEEIKDDGABEFLCHPDFCKNADNFLEINNHICHBJPKFJBKAIJLHNAOED
?? 快捷鍵說(shuō)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 + -