Tiêu đề UNIT - 4 .pdf ✅

0i'l1T- m ~--~ T=EED BAck AMPLIFIERs ~~ U; Ol C-tYCOtt to ~c-h the 00tf'ot cmd.. fe.d.bo..c..k to th~ Copot·"The.­ -ke.dl:o.-c..K tur\ PLr-f r c<9( 'Lf) :I:t C!:i'Muts o.f. Cl- bcxStc- .fimplf+t'€>I­ -ft9 {l. 9ot!o. t Av' et.ncL a.. -feed bCtU<. d-- voL~e... -the. 9a.'tt"l 0+­ -the... -fee.dttlQK ~cdf) o-t­ '(2)' word) ~6:t\Jf­ \It? st~lJOl\ u: blcc-J<... ~~a..m 7\,;+ 7"trr:plt Ie e..9l Ve I ;r 4v = YO/Vi "+ f3Vo ke.ctl:acx I N)W iL " fO = V-fl\}o +ee..d.b0D.k{;­ w o../') A PO'ft;fDn of- to put: t~ AoJ"opld -feedbacK. ootpot" ~f90et I r,.& (NOvrde..d The- ne-tUXlYK l.Dhr LI-:> -feedba.c-K ~tU:)(:)"IK . f,lt tJ~ed ·-k>Y -Peed ba..c-/C f,.-lS KrPu:m www.Jntufastupdates.com 1
~_o+ -te-e.eLba..e-K \­ lo PM t b[ Ve.. -te.-e..d bet-d<- > 2--- N~alive.-~e.e.elbaLk. ,. PO~[t1ve -/ee.dba..c..k... ' ­ -- ., I-f the.- .fee-d bocK A t9nC1..\ t~ f.. n ~oU9\-C-£- U9nOlI --the--n -L-he..--- -fe..eclbuCK Po.H t\'Ve.... --Pe-e--dbac..K· h .. ...... t' e. ' ) V( =vs-tlJ-f \V<-­ \i t 2-, N~~Ve... !e...e..dba..cl<...l­ :I--f 'the.. ..h?.e.dbClCK t9()ct..\ tf, Dot 0+ pn~e.. ;toU9l~ t. tty-.uJ -thw -the... ~ed- ba..e-K l,t t~()c;d) 'Y)Vjo:t;fVe.. -te..eeLbau.. {'e........ \} I: VS - \J.f­ 'Is II+­ -ltv +- =--- . Va \f~ 1he..-- .. tlJPot \/0 tl::o--9e.. -to o..JY)pLt+tbl..- w tth t-e..edbc:taA--< f.-J .9tveJ') OL'a 'JC =-V'<) --t V-f- Vs =-. \it -+ v-£,­ 9' \Ie. =- \I t -+ iO \10 dr \Is =- \H -+ \0 AII \h =}> \iB =- \Ii l\l' \'3 Av J www.Jntufastupdates.com 2

<>t , De.A'e.O"tr 1::1 vt O~ Tv-cm sf-ex 90.1 t') The. ...f;-o...c;ttcmo. \ C-han9€- o.f.- tI'o-f)S'K~X 9'OJO ,wttf dl vlde.d b~ -+Ca.c:\:fmx:d ~e- ct -trons·feJ( qa..tn wtthoot +e..e.clba.c..K.. t:~ Kr1)to"Y) 0.,1: sen,.;tBltfttj o,f.. 5= I dA-v 1 Av AV{- =_A_v~ \+\3 Av (O'Y'it 1\ !'iV' CI-Tf-'A\J)C.I) - A\J (~}v \+~Av -,~Av = l H¥'>Av) >- . l\+~A'JJ' r dh\l.f.- \ _> d-A\I.+­ ciA,! c.x-\:- \=' ~II ) 1­ bt\J'I: dx(')~ L. bl-' S R" \+'6 b~ Av+ ~~ d.A-1-I-f-- ciA-v = A\l,f­ ·A Ii.f-lt-tV> A-vJ>­ clAy - dAv I I - ~)(H~F\j~ lit ~Av) I'rv I--t- /Jrv d A-\l.f­ dAy \ Alit- Ali \-t \?Av www.Jntufastupdates.com 4