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69 R1 R2 R3 R4
R2
6 2 2 -

C1 C2 L1 L2
C1 L1 L2
2 - 2 4
R1
U C2 I L1 I L2
U C1
U3(t) 1 - 7 4
U1(t) U2(t)
R3
U1(t) U2(t) U3(t)
-4t
2(1-e ) e -4t sin(3πt)

70 R1 R2 R3 R4
R2
3 2 2 6
C1 C2 L1 L2
C1 L1 L2
3 - 4 6
R1 R3
U C2 I L1 I L2
U C1
U1(t) U2(t) U3(t) 2 - 3 4
R4
U1(t) U2(t) U3(t)
-t -2t
(2-e ) 3e 2sin(2πt)

U2(t)
71 R1 C1 R1 R2 R3 R4
4 2 4 1
C1 C2 L1 L2
L1
R3
2 - 2 1
U1(t)
U C2 I L1 I L2
U C1
R4 L2
R2 U3(t) 4 - 3 4
U1(t) U2(t) U3(t)
-t
(6-e ) e -5t sin(2.5t)

72 R1 R2 R3 R4
R1 R4
3 2 2 8
C1 C2 L1 L2
L1 L2
R3 2 - 2 1
U1(t)
U C1 U C2 I L1 I L2
U2(t) U3(t)
R2 1 - 5 4
C1
U1(t) U2(t) U3(t)
-t -4t
(2-e ) e sin(5πt)

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