Version 4
SHEET 1 880 680
WIRE 16 128 0 128
WIRE 48 128 16 128
WIRE 240 128 128 128
WIRE 336 128 240 128
WIRE 416 128 336 128
WIRE 576 128 496 128
WIRE 672 128 576 128
WIRE 688 128 672 128
WIRE 0 144 0 128
WIRE 336 176 336 128
WIRE 576 176 576 128
WIRE 0 272 0 224
WIRE 224 272 0 272
WIRE 336 272 336 240
WIRE 336 272 224 272
WIRE 576 272 576 240
WIRE 576 272 336 272
WIRE 224 288 224 272
FLAG 224 288 0
FLAG 16 128 src
FLAG 240 128 in
FLAG 672 128 out
SYMBOL ind 400 144 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 3µ
SYMATTR SpiceLine Rser=0.4 Rpar=100k
SYMBOL voltage 0 128 M0
WINDOW 0 38 41 Left 2
WINDOW 3 -124 104 Left 2
WINDOW 123 38 72 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 10V 10Meg)
SYMATTR Value2 AC 7
SYMBOL res 144 112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 50
SYMBOL cap 320 176 R0
SYMATTR InstName C1
SYMATTR Value 2.7n
SYMBOL cap 592 176 M0
SYMATTR InstName C2
SYMATTR Value 87.1p
TEXT -424 96 Left 2 !;tran 0 100u 0 1n
TEXT -424 128 Left 2 !.ac dec 10k 9Meg 11Meg
TEXT -96 64 Left 2 ;Funktionsgenerator
TEXT 288 64 Left 2 ;Collins- oder Pi-Filter, Q=120
RECTANGLE Normal -112 304 160 80 2
RECTANGLE Normal 640 304 272 80 2