Version 4
SHEET 1 880 680
WIRE 160 -112 80 -112
WIRE 304 -112 240 -112
WIRE 192 -48 144 -48
WIRE 192 -32 192 -48
WIRE 192 64 192 48
WIRE 144 96 144 -48
WIRE 176 96 144 96
WIRE -96 112 -160 112
WIRE 80 112 80 -112
WIRE 80 112 -16 112
WIRE 112 112 80 112
WIRE 176 112 176 96
WIRE 112 128 112 112
WIRE 144 128 112 128
WIRE 304 144 304 -112
WIRE 304 144 208 144
WIRE 368 144 304 144
WIRE 416 144 368 144
WIRE 144 160 112 160
WIRE 80 176 16 176
WIRE 112 176 112 160
WIRE 112 176 80 176
WIRE 16 192 16 176
WIRE 176 208 176 176
WIRE 176 208 144 208
WIRE 368 256 368 224
WIRE 144 272 144 208
WIRE 16 320 16 272
WIRE 144 368 144 352
FLAG 192 64 0
FLAG 144 368 0
FLAG 16 320 0
FLAG 416 144 OUT
FLAG 368 256 0
FLAG -160 112 0
FLAG 80 176 IN
SYMBOL voltage 192 -48 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage 144 256 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL voltage 16 176 R0
WINDOW 3 -195 96 Left 2
WINDOW 123 24 44 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value SINE(0 1 10)
SYMATTR InstName V3
SYMBOL res 256 -128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res 352 128 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL res 0 96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL EigeneModelle\\OPA2830 176 80 R0
SYMATTR InstName U1
TEXT -184 392 Left 2 !.tran 2