CnojKHbie cxeMLi jismiiobłk YM31!
PwcyHOK 15 npnHi4MnnanbHaa cxeMa naMnoBoro ycwnimna moiahoctm K.X.MnxawnoBa
OcoSeHHOCTbio cxeMbi asnaeica HanuMne pa3AenbHoro perynaropa TeMSpa Ha BXO/3,e YM3M, BenwmiHa bxoahoi-o HanpaweHiia npn 3tom AOCTwraeT 125 mB. KpoMe Toro, Ana oSecne^eHua ycTOWMHBOCTH ycwnuTena b łuhpokom Anana30He aacroT BBeAeHa MacTOTHO-saBuctiMan OOC R5, R11, R15-C9, R16-C10. noKa3aienbHbiM Ana TaKow npocTow cxeMbi aBJiaeica wcnonb30BaHne HaKanbHow ąenii oKOHeanoro KacKaAa c CMMMeTpwMHbiM 333eMneHneM cpeAHeń tomkh, a Ana bxoahoto KacKaAa ncnonb3yeTca noHwweHHoe HanpaweHiie HaKana 5 B Ana CHWweHiia ypoBHa BHyrpeHHtK wyMOB naMnbi J11. Kax u b npeAbiAymew cxeMe KaroAbi o6enx naMn oKOHeMHoro KacKaAa J12 u J13 noAcoeAHHeHbi k OAHOMy pe3WCTopy R12, mto o6ecnemiBaeT AononHHTenbHyio perynupoBKy CHMMeTptiMHOCTH pejKMMa.
PticyHOK 16 npnHqnn«anbHaa cxeMa naMnoBoro ycwniiTena 4>.KtoHe
Ha puc. 16 npHBeAeHa cxeMa cpaBHWTenbHO npocroro naMnoBoro ycwnwTena moil|hocth c ynbrpanwHewHOH xapaKTepncrnKOM HeMeąKoro cneqnamicTa <$>. KioHe. Oto ycrpowcrBO KOHCTpyKTOBHO oSbeAHHaeT nepetanoMarenb bxoaob, npeABapwrejibHbiń yctiniiTejib Ana 3neicrpoMarHHTHoro 3ByKOCHiiMarena c cpuribipow hm3ujwx w Bbicwnx 3ByKOBbix MacTor, perynaTopbi TewSpa, a TaioKe oKOHeMHbiw KacKaA « 6no« nwraHwa. ripn Hanimmi BbicoKOKaMecTBeHHoro BbKOAHoro TpaHccpopMaropa Bocnpoti3BOAHMaa nonoca MacroT (npn ycTaHOBKe perynaropoB TeM6pa b cpeAHee nonoweHwe) WMeeT niiHeiiHyio xapaKTepticTHKy b Anana30He ot 50 ao 30 000 ("14. Ha Maciorę 30 f 14 BbKOAHaa M0iL(H0CTb HecKonbKO naAaeT.
BxoAHwe me3Aa 1,2 u 3 npeAHasHaMeHbi Ana noAKnioMeHwa wctomhmkob nporpaMM, Aatotnnx cuman HanpaweHiieM nopaAKa 500 mB, t. e. Ana noAami cumana c nnHeiiHoro BbtxoAa Mamwro<j)OHa, npweMHHKa unii ot nbe3oaneKTpimecKoro 3ByKOCHHMaTena. THe3Ao4 npeAycMOTpeHO Ana noAKnioMeHiia BbicoKOKaMecTBeHHoro 3/ietcrpoMarHiiTHoro CTyAMtiHoro 3ByKOCHiiMarena. Oho coeAMHaeTca c AayxKacKaAHbiM npeABapiiTenbHbiM yciiniiTeneM, coSpaHHbiM Ha naMne J15. B 3asncnMOCTH ot nonoweHiia nepewiioMaTena (12 ycwniiTenb MoweT nponycKaTb nn6o bck> nonocy aacTOT, nii6o KorAa BKmoaeH KOHAeHcarop C16, -TonbKO cpeAHne u Bbicwwe MacroTbi. Hii3UJiie me MacTOTbi, Ha KOTopbix iworyr B03HHKaTb Bii6paqiiii 3JieKTpoABnraTe/ia, 3aMeTHO yxyAMJatoinwe KaaecTBO Bocnpoii3BeA©Hiia rpaM3anwcw, cpe3atoTca.
KoHAewcarop C17 b ijenii ceiKM npaBoro (no cxeMe) TpiioAa naMnbi J15 u conponiBneHiie R29 cnywaT Ana noAteMa hm3ujhx 3ByKOBbix aacTor. B nonoweHmi 5 nepeicnioMaTena (11 KOHASHcarop C14 BtcnioMaeTca napannejibHO KOHAeHcaropy C17 noA^eM hh3luhx MacroT HecKOTibKO yMeHbiuaeTca. Dpii Tpex nepBbtx nono>KeHnax nepetanoMarana ceTKa npaBoro (no cxeMe) TpwoAa naMnbi 115 3aMbiKaeTca Ha 3eMmo, mto no3BonaeT non nepeASMe paAHonporpaMMbi nnn MarHUTHOM 3anncn noASBnaTb noMexn co bxoas 3ByKOCHHMarena. B non owe h u u 4 KOHAeHcaTop C18 HecKonbKO cpe3aeT Bbicuiwe 3ByKOBbie MacTOTbi, b nonoweHiiw 5 3tot scjKpetrr ycwnuBaeTca. CeKiyia ri163aKopaMHBaeTBXOAbi, KOTopbie b AaHHbiii MOMeHTHe ncnonb3yioTca. CneAOBarenbHO, npw noBopoTe nepeicnioMaTena m b nonoweHiia 1-3 nooMepeAHO BicnioMaioTca bxoaw c TeMwe 4ii<j>poBbiM o6o3HaMeHHeM, b nonoweHiiax 4 115-MeTBeprbiw bxoa (rpaM3an«cb).
PerynaTopbi TeM6pa (R2-R4) noMemeHbi nepeA nawnoti J11, a perynarop rpoMKOCTH R8 - 3a hch. (IpaBbiw tphoa naMnbi J12 BbinonHaeT tpyHKLjMio $a30HHBepTopa, coSpaHHoro no cxeMe c pa3AeneHHOM Harpy3Kow. OKOHeMHbiw KacKaA Ha naMnaxll3 11J14 coSpaH no ynbTpanwHeHHOH cxeMe, cosAaiomew orpmnarenbHyio oSpaTHyio CBa3b b qenn 3KpaHwpyioii(HX ceTOK. Bropaa 4enb OTpimarenbHOH o6parHow CBa3M mact ot btophmhoh oSmotkm BbixoAHoro TpaHC0opM3Topa Mepe3 conpoTUBneHHe R20 k KaTOAy naMnbi J12. BbKOAHOM TpaHccJiopMaTop cneAyeT noA6nparb c yaeTOM HMeiomeroca rpoMKoroBopwrena.
noreHLjHOMeTp R35 b L(enH HaKana naMn npeAHa3HaqeH Ana ocnaSneHiia ypoBHa <}>OHa. KpoMe sroro, conponniBneHHa R36 w R37 b ąenn HaKana naMnbi i!1 noHHwaioT HanpaweHHe HaKana a° 4,5 B, tcm caMbiM yMeHbuiaa ypoBeHb uuyMOB h 0OHa. 3Ta, no cnoBaM <ł>. KioHe, HecKonbKO Heo6bmHaa cxeMa, a Ana MHorwx paAwonio6HTeneH Coro3a, KaK, HanpiiMep, Ana IO. MwxawnoBa (puc.15) ywe b 1957 roAy (!), BnonHe pacnpocTpaHeHHaa, b TeMeHwe paAa neT c ycnexoM npHMeHanacb b Lienn HaKana nepBOH naMnbi pa3niiMHbix ycwnHTenew, npw stom noHiiweHiie HanpaweHiia HaKana He CK33biBanocb Ha paSoTe naMn.
PwcyHOK 17 npnHiinnnanbHaa cxeMa naMnoBoro ycwniiTena A.Ky3bMeHKO
CxeMa BbicoKOKaMecTBeHHoro naMnoBoro ycwnwTena hm3kom MacTOTbi Ha 8 Br A. Ky3bMeHKO (P-5/57) noxowa Ha npeAbiAyii|yno no MHoniM napaMeTpaM, Aawe HOMMHanbi orAenbHbix i^enew coBnaAatoT. Abtop stom KOHCTpyKi(HH (puc. 17) nonaraeT, mto oh aoctht ynymneHMa KaaecTBa 3ByMaHna 3a caeT BBeAeHiia pa3Hoo6pa3Hbix o6paTHbix CBa3ew, cpeA« KOTopbix OOC Ha 3KpaHHbie ceTKW Mepe3 OTBOAbi 16 w IB BbixoAHoro TpaHcc})opMaTopa Tp1, o6iqaa
3 Z 16