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povrinu normalnu na pravac prostiranja talasa.

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(microstrip transmission line)? !.Linpar, MWO, Ansoft Designer, WIPL-D. Jos jedno idiotsko pitanje

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21. ?Linpar.

22. ?

Ima tu jos nesto oko izvodjenja oko modalinih matrica, ako te bas zanima, pogledaj 80. stranu u knizi.

23. ?

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. 4(.

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+2 %,Zp =Z0p =Z02 , a2 = 0 , b1 = s11a1 ,

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31. (available source power)?#(available source power)

. $

, Zg = Z0g , [s]g = 0 . +,

Zp =Z0p =Z0g , [s]p = 0 , PAVS =| bg |.

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34. $ABCD , .

Izvodjenje ide na osnovu 33.pitanja, recimo za admitansu U1=A*U2 + B*(-I2) sa slike se vidi U1=U2 pa je

A=1,B=0, a struja I1=Iy-I2 pri cemu su Iy=Y*U2 , pa dolazimo uporedjivanjem do C=Y, D=1. Slicno je i za drugi

slucaj.

Jednacine voda bez gubitaka:

2)sin(j2)cos(1 c IZUU += 2)cos(2)sin(j1 c IUYI +=

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35. ? "?.

() %Mathematica.

$ ( ( ( % Maple, Matlab MathCAD,

AWR,pSpice,WIPL

36. %S11 = 0.990 /_ -17 deg S21 = 5.010 /_ 163 deg S12 = 0.016 /_ 78deg S22 = 0.600 /_ -14 deg Z0 = 50 Ohm

0.3 mW

75 Ohm,

S = 0.025 Z0 = 75 Ohm. '

, . ?

37. &10 dB

50 Ohm. (ABCD) ?

A=0.316 , pa se samo unese u matricu

A=0, B=0, C=-A/50, D=A/2 (boldirano A se odnosi na slabljenje).

38. ? ?

?5() . 5(.

Jednacine koje povezuju napone I struje su:

39. (ABCD) ?

Iz opste jednacine pogonskih parametara i jednacine karateristicne za imitansnog invertora lako se cita A=0, B=(-z),

C=1/z, D=0

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40. $

() () .

() ()

U1+U2+U3=0, I1=I2=I3, koristis jednacinje za sve pristupe:

a1+a2+a3=3/2*I1*sqrt(Z0)

a1-b1=I1*sqrt(Z0) odakle sledi I1=a1-b1/sqrt(Z0)Zamenom u prvu jednacinu dobijamo redom parametre za prvu vrstu. Anaglono za ostale.

U slucaju paralelne veze samo se krece od U1=U2=U3, I1+I2+I3=0 i sabira se a1+b1, postutpak je isti dalje.

41. ?'s-(

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43. () ? (

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g / 20 .

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(XL = 0 ). 8. '

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56. ?.

57. ?NEMA NIGDE U KNJIZI NI NA SLAJDOVIMA.

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Zc1 =Zc2/10 Zul =Zp/100 .

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69. !(?&1. ',

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,. $, , 6.33, r / 2

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72. ?5I =-20log10 | s31 | dB I =-20log10 | s42 | dB.

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75. ? (combiner) ()

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89. ?$ ( Zc

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96. /?+ (dB), ,

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110. ?+.

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HFSS.

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- (Cauer) , 8.5, .

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Q-

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5

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151. 7?

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