Version 4
SHEET 1 1644 680
WIRE 912 -64 752 -64
WIRE 976 -64 912 -64
WIRE 1104 -64 1056 -64
WIRE 752 -48 752 -64
WIRE 272 0 240 0
WIRE 368 0 336 0
WIRE 912 16 912 -64
WIRE 752 64 752 32
WIRE 752 64 672 64
WIRE 848 64 752 64
WIRE -128 80 -272 80
WIRE 240 80 240 0
WIRE 240 80 144 80
WIRE 272 80 240 80
WIRE 368 80 368 0
WIRE 368 80 336 80
WIRE 432 80 368 80
WIRE 496 80 432 80
WIRE 576 80 496 80
WIRE 672 80 672 64
WIRE 752 80 752 64
WIRE -272 128 -272 80
WIRE -128 128 -128 80
WIRE 144 128 144 80
WIRE 496 128 496 80
WIRE 912 144 912 112
WIRE 992 144 912 144
WIRE 1104 144 1056 144
WIRE 1136 144 1104 144
WIRE 624 160 624 144
WIRE 752 160 624 160
WIRE 912 160 912 144
WIRE 1136 160 1136 144
WIRE 624 176 624 160
WIRE -272 256 -272 208
WIRE -128 256 -128 208
WIRE 144 256 144 208
WIRE 496 256 496 208
WIRE 624 256 624 240
WIRE 752 256 752 240
WIRE 912 256 912 240
WIRE 1136 256 1136 240
FLAG 432 80 amp
FLAG 496 256 0
FLAG -128 256 0
FLAG 624 256 0
FLAG -272 256 0
FLAG 752 256 0
FLAG 1104 -64 0
FLAG 912 256 0
FLAG 1136 256 0
FLAG 1104 144 out
FLAG 144 256 0
SYMBOL ind2 160 112 M0
WINDOW 0 -32 52 Left 2
WINDOW 3 -45 85 Left 2
SYMATTR InstName L1
SYMATTR Value 20µ
SYMATTR Type ind
SYMATTR SpiceLine Rser=1 Rpar=50k Cpar=10p
SYMBOL cap 272 64 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 2.2µ
SYMBOL res 480 112 R0
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL npn 672 144 M270
SYMATTR InstName Q1
SYMATTR Value BC547C
SYMBOL ind2 -144 112 R0
WINDOW 0 -28 47 Left 2
WINDOW 3 -19 80 Left 2
SYMATTR InstName L2
SYMATTR Value 1
SYMATTR Type ind
SYMBOL cap 608 176 R0
SYMATTR InstName C2
SYMATTR Value 220n
SYMBOL current -272 128 M0
WINDOW 123 41 48 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 -17 87 Left 2
SYMATTR Value2 AC 7e-4
SYMATTR InstName I1
SYMATTR Value SINE(0 1.05e-3 100k)
SYMBOL res 736 144 R0
SYMATTR InstName R2
SYMATTR Value 47k
SYMBOL res 736 64 R0
SYMATTR InstName R3
SYMATTR Value 22k
SYMBOL res 736 -64 R0
SYMATTR InstName R4
SYMATTR Value 150
SYMBOL voltage 960 -64 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 8V
SYMBOL npn 848 16 R0
SYMATTR InstName Q2
SYMATTR Value BC547C
SYMBOL res 896 144 R0
SYMATTR InstName R5
SYMATTR Value 330
SYMBOL cap 1056 128 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 220n
SYMBOL res 1120 144 R0
SYMATTR InstName R6
SYMATTR Value 50
SYMBOL cap 336 -16 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 220n
TEXT -96 232 Left 2 !K1 L1 L2 {signal}
TEXT -472 -24 Left 2 !.ac dec 1k 10k 1Meg
TEXT -472 8 Left 2 !;noise v(out) I1 dec 1k 10k 1Meg
TEXT 400 8 Left 2 ;Rin = 6.5 Ohm
TEXT -472 -56 Left 2 !;tran 0 11m 1m 100n
TEXT -104 96 Left 2 !.param signal=100u
TEXT -72 152 Left 2 ;Übertragungs-\n     strecke