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Schaum's Electronic Communication PDF

186 Pages·2009·9.97 MB·English
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SCHAUM’'S oullines Second Edition ‘The perfect aid for better grades! Covers the complete course—ideal for independent study ‘Teaches effective problem-solving 308 fully solved and ‘answered problems hy Sous ‘Supplements any dass text Bes Sd oa wih these courses: Ses tam Darn (meron Yes [fas Sexemaaon Ter neve Somme: Ss Res. SCHAUM'S OUTLINE OF THEORY AND PROBLEMS ELECTRONIC COMMUNICATION Second Edition LLOYD TEMES, PLD, PE. Papacisent of Bleerc Technology Coviege of Sten Ian Guy Tater af New York MITCHEL £. SCHULTZ Rlaceanice Iouraotar hear Wrenn Yeckiol Cale SCHAUM’S OUTLINE SERTES McGRAW-HILL ‘Mew York Se'Louit. Son Fransisco Auction Bogotd Caracas Lisbon Londen bid Mexico City Mian Montreal Saw Detht San Tuan Singupor Sebaey Toke Toms LLOYD TEMES hus PRD. and u PL, He isa the epuriment of bce Technolgy atthe Collge of Staton sand, New York: MILCHEL E, SCHULIZ, aut of Preble ie Basie Ractronee, Bloctic ‘Cieuite: A Text and Sofware Problem Manual. and Electron Device: & Test nd Softiary Problems Mfowua, carted an Astociae Degice in Bloons Technology ut Winona Tecbeical College in Winona, Minnesoca He bus several yous of experiones ab an clecuoai: technician and consult in the RF ‘ommeicadona fel. Michal has tagghtofszonesteehaslgy fr the past 17 years umes eal eletoais a Wester Wisconsin Teshnival College ta La Cyosse, Wievain Ll so isc avid nile dio upernu sd he Bs ‘nar Rata Clas Tce, Cope £150, 1819 0p Te Mien Compa he Ale samen he Unt Seas Ana Rie prmtnd we Cop et ono ie pattaton nbs ron eer my ore oy an mane te nan trary Cong Caleta te Pahlenon Dat McGraw-Hill Abbie lebiahensblanis Preface "This hook i ictonded ne ued a a lemencin any rerthok coveing Placuvaic CConutnictins. The puetepisiles Fo sig tis bok ile bisic course in DC end AC theory as wel as a complete. course soverag the theory and operation ef elsteaic fevies. This book wil prove extemcly helpfl fo sides ented in aa Electnae (Commucicnion come io 4-year echo vllege, nd shoud ls be quite Repl fr aude ina foursearccelranio engineering. rer “Tae book is divide into st epee whic ne Chaves of Tuned LC Crete RF Oscilatrs, PLLs, and Frequency Synthesizers; Ampliinds Mosladan, Fru ‘Modeliion; Haosoission Lines atd Aateieas Ts sane) Ua ube stent wil use an ‘lector vommuicotonslextbock foe im depih discussions of euch cf tho msice toes bnvened The main pups of tit toni to desslop effosue peobmsaving sls ta (0 belp the stdout sudy quickly sd elfesively. The book laces ever exanpley und ‘cod problems which provide tho complete wercd-omt solution oa given proem. At tho end af each captr, thre arc lao several applemeanary problems for seen ta ak, ‘aon thoi Leave Tous Mirena. Some Contents Chuptee 1 CIIARACTBRISTICS OF TUNED LC CIRCUETS 1 Li Cherie a Stes Reni LC ea i U2 Ghomeasie su Pel Rest Ct 3 13 tameene copy 6 Chapter? REORCELT-ATORS, HT, AND HREQUENCY SYNTHESIZERS " 2.1 biel unatnnle z Ba ronan Crate ca 25 PumoLotios Lop 2 2a Hin metas 3 Capter3 AMPLITUDE MODULATION rr 31 Maer! Deseo = B2_ Power Conte * RE 25 Cang te Oslbtcge osc Pen bi = A ‘he aM Tamir i 25 Siglo sin, Drie 4 nd PCr rn 8 20 The kuaace Moai = 35 Au Rash m Chapter 4d —_-FREQUENCY MODULATION m 1 Pram Mab ray 12 Sime fi 45 Com rqusy ae an lismone a 48 Bomion sune a S53 Rimtard Pen ena ne 46: FMR ond nate he CGhupter 3 _-TRANSAITSSION FINES Be Bier mata Te te Re wore ane hanes List Le 35 Chanautc tajemoe GF 5 Rfid Sve an! Sting Nae Rat) ey 35 Seoanponos Hate i 38 “The Ratti Cio k 3 39 eeteed toes 3 Seeley Fara HG 5 Guarani Macungie HO Bin Swe Machine ie Chapter 6 ANTENNAS 1 Radstone ro $2 tent i 3 Avena Racine i5e G4 Tin aunaca oe Rees Catal ae E3 Wc rar be fe Anne pe Ls $2 Seon Gre tea {88 Proton Bac Kats 69. Reto nd Dies ¥ coNTESTS {10 een Tare 183 IL Bate Propagon let INDEX 7 Chapter 1 Characteristics of Tuned LC Circuits ANFRODUCTION For ay vests or punlel LC eit the inductive veastance Xp ad esi: nena wll be eqn a seme Frequency. Ths tequanoy at which ¥. Nis sled Ue resonant fequsney. When dhe alos fv ‘Care know, the eesonl Srequeny sn be cleared a Le wn Ten ‘whee fy reprseals the resoount tequeney Ta gensral lage values of Lead C posida a rlatively ‘i resin ree, wheres eae value of and Cpunvide a higher resnay“eqventy The most cum wppietioa cf resenance ini ratio oqneacy (RF) Shouts whew Wie ying, Tuoing eles wo a LC eeu sii en provide asin volage Uuput ut the rescranc requoncy sompared with the celtags capa al fiaylencis elherabowe cr Below rearnance. Me spoils undue is ued ip KP ecu hen iis dosed to pas amy 4 specie ban oF shooel of feyueosie while w the fare tne cemplesy rejocting or Mocking ers. The ass of ened TC “Sic is ound in every elvis, videncatere cuter (VC). AMVICM rcever end seals nthe just {fas the mire popular appieaons L_ CHARACTERISTICS Of A SERIES RESONANT L Figue 1-1 show a sevice UC svi. The seis sensliae 1, in x repesentaion of Te culls owe invemal resigns, Because Le ure Joos vontain sas sei testa, i cam be vada sori RLC eisuic Since tho vatues of Zand are givens 25 pl und 1621 preserve, he -esomane frequency fcan be calenlatat ms flloss cCIRCLTT ame 2N qx SeH TIPE 25M CHARACTERISTICS OF TUNED LC CREWS (eran At the resonant ftequen:y fy of 25 Mid tho value of X, aad Xe are equ, To prove this le us sluts ws vale sepinusly Soce = 2agl anil Ny ~ L/29C, he ealolations ae A= Bal 2 ¢2SMEE X25 aH 5070 Yeo 1 TR a REED & ETRE warn, Bocsose X, und ¥, oo equal in magnitude and 180" oo phase, the net ielance is OL at ths resena equeacy fof 25 Mi. Therefee, the ualyficae which lite he cument inthe cic fs ln series ressance eof th ell. Wits jest lor seve exatance othe wilting he ewe en ‘Be generator wolage i pruduces tho Tages arma mea in the serie RTA eit mde resonant foqpeocy, Sace 7, = 3140. the eorse curen eeeraaee oan fe cleus wets Lop 2a are Aloe or hel dhe eesonat Lc uray of 2.5 MM, dhe cries sume cries from is mais vale of 478 ya at ezenancc. The aco thal hea Te geueat: squety ix wwe or Below te resonant fequency of 2. MIL, br ne eactance Xt no lnget er ail Zeincredees, ABO the ext Areyuene 2Ae and Be oct rnctance Xie netive, Below toe resonuneHequsnsy, > nad the nocreactance X is sagachvy Ty easulte le ttn impedance Zpot 9 RTC cz ot aay feauaney, wee 1s following eqn eo GRE 0a hese ¥ eet at ens of fe shi Saeed ay eter Xe oF Xe Ke depen Sheth ii rewrote. He # spent tl cone react tbs ae ost nine, ony ein LC cre 2 nit feat val of a he mount ‘ren fo Perot, reas teal inpece ny este ie Hee ane twee the geotor vag an ses comm mite Cah Remhey. Mee hte seis BEC creat apes ndtv and seul lags be arent vt VCash oie REE healt apnea pie s08 Teds Tole he pm ole ote al ay Reaicey, Use te flowing easton x Op-ed on where the subsp Z mdicaes Mat @, is found fram the impedance timate of sti, RE or RC canny (CHIARACTFRISMICS OP TUNED LCCRCUITS 4 Secies Resonant Respemse Curves igure 1-2 sha general golf Jy nF vera neque fray erion REC orci. Novi the saph bt 7 versus Fs represented a x. solid ine, wheeus the Lure cemespumdigg 10 Zp vermo f is reqrescn asa date tne. Asynu can se from the raph of erm the eres uments all Deli Fano sben incense oily manumuin sale Above fy beers cameo Zia decrees wml ‘vue, The paste tue fr ths dake care presenting Zp vera fn ace, Ze hue x High vaio halon exonance wilh ite sive docatng af the reeanabe Requcoey i appzoached. At, Za its rtiojmam vulue equi to he cruises esistunce Above 2 increases Wa nuch ighr value. Keep J mind that Zy is lasger ave and Blow, snes, and ewe uot excly equal and tartare do not completely cancel Feng i ig 1 of» Series Resomnat Cireait “Thequalyorsigus oft ofa seis renmantcieuti incicatedhy «fara a5 Q To general, the Eager the rain uf reclance (y rive resume, the higher ie be cieuit Q end ee ore pronounces the reanantstoet. Fora sien RLC circuit whieh the ex sistance th ony sees sistance, Ge vuic 2 can bs cleaaed a: an leis imsomantta are that Qi a muscrical salu without say uns, osanse it isa sty of reactance co ressaaot in which he ulus wit cancels. Als. Q ca Ge called wiry, instead of Xa, since 29H hove the same Valo a resonance, Hrksvar. te cut Q "stalls eotsidara in ene, since the col ofenceatsinethe only sericeesiance a decir Te putt eit @ of 1 une ws ema hig eons ic 2 les thn TU is censored Toss As yon oan soe trom E24), he valuo of 2 im be Uecresed by increusing te uml of write resists. noo sors esitaee cannot peaticlly bereaved from te erzial ebval, weve, toon way to ncroase Qk te sarohaw increase the vate OF Eat One ay ra. Wisin to eas high aa d/Ceaioasisprcial, Bur example fin zvew crit) ie doubled and Cis lve hen fy dees out clooge bu 4, and X each double ig value. Assen the series esistance reins the ste doubles. TRsany appear froin the oquacon fr Qtharits vale neces without at incase fe higher Aiequencice Tis is ot the caso howevse, since such fects a kin effet, dy amen and hysteresis Tesscspeedoo some tease in the ei sane at air Legweaies,

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