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18 PR I NT =(;>

28 >=12 P=P!LETQ=l-p!LETT=SQR<L0b<lG!.i5);

38 LETft= <.81328+.882853 >+. 515517

48 LETE=.; . 881388*1+. 18269>+1.432788>*

58 LETK=T-H.- < 1+ ): PR I ! 1.4! = s GOTO 28:

. =0,84134

:=0,999 ( 1), () = = 0,53983 : = 0,0998 ( 0,1).

. - . (32. ) -

, . , .

, - , , .



7

5 7.1.

, (. 7.1)

R,=R/Rb. Ri=R/R6, R3=R/R4, R=RtR5 + RbRfi+ReR4.

/?4==1/?2/, R5 = R2R3/R,

RbRsRi/R; R=Ri+Ri+R3-

7.!.

. , = 12 , /?2 = 47 = 82 () /?4 = = 4 , /?5 = 27,333 =6,979 (). 4=100 , i?s=150 6 - 220 () = 466,667 , /?2=318,182 /? = 700 ().

(. 7.2) Zo=Z Z\=Z ( ):

( ) - - Zo Zi



. 7.1. () (),

R=ZshA

*!/2=2(/2)

RZth(A/2)

2W = Z/th{A/2)

W = Z/shA

W=Z/th{A/2)

7.2.

. Z =

:100 = 1

/4r=201g (((1+/?, ?2) BR3+AR,)/C), /4 = 201g {({\+AR2/Zo) BZb+AZ>)/C).

A = \+Zx,/R,, B=\+Z,/R3, C = Zo+Z,.

«=117,520

«/2=46,212

R= 46,212

/= 1,718

2W=216,395

W=85,092

W = 216,395

ZK=infilS

= 58.198



R,=Rl2 Ry=RIZ --JL-


. 7.2.

7.2. . .

10 PRINT

15 PRINT15.3! )

20 INPUT Z=Z

25 =".LETE=A,2

30 INPUTBBEAHTE ATTEHKiATOPA 1,2,3 4 ?

40 IF =1 THEN 80

56 IF =2 90

60 IF =3 THEN 100

70 PRINT 4

75 =2<> W=Z./HTH<B> !GOTO 20 88 PRINT 1

85 PRINTR=Z*!HSH<A> 2=<) OMsGOTO 28 90 PRINT 2

95 PRIHTR2=Z*!HTH(B> =25(> OMsGOTO 28

100 PRINT 3 !LETK=EXP<A>-1

110 PRINT= =2 Z.K=ZK OMSGOTO 28:ENB

7.3.

10 PRINTPACHET - - ATTEHKiATOPOB

28 20,Z1 K,L

38 INPUT R1,R2,R3 H,I,.J

48 LETA=1 +/: LETB=1 Js LETC=K+L

50 LETF=20*LGT< C.>:< 1+/-1 >+>./)

68 LETG=20*L6TC< 1+1)+>/-)

70 PRINT AT=F

80 PRINT = 28:EHri

". Zo=2;i=50 , R\ = = 75 , /?2 = 38 /? = 19 ,= 11,469 , ˄= 14,560 .

(. 7.3)

j?i=ZoT,=72, J?2=Zi/Vr;l,

U, = 20 log bIzJz[-\-/zi-\ )

. 7.,3.

10 - 9

20 PRIMT - 1 .

30 INPUTBBEAHTE ? =1 THEN SB

40 R1,R2,R3 R1,R2/R3

50 LETR=R1+R2+R3!LETR4=R1*!R2./R

60 LETR5=R2iiiR3./RsLETR6=R3!«Rl./R

?0 PRINTR4=R4 R5=R5 R6=R6!G0T0 3S

80 R4*R5,R6 R4..R5,R6

90 LETR=R4*!R5+R5!«R6+R6iiiR4

100 LETR1=RR5:LETR2=R./R6!LETR3=R/R4

lie PRINTR1=R1 R2=R2 R3=R3!60T0



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