Version 4
SHEET 1 880 680
WIRE 64 -96 -192 -96
WIRE 288 -96 64 -96
WIRE -16 32 -80 32
WIRE -80 48 -80 32
WIRE -16 96 -16 32
WIRE 64 96 -16 96
WIRE 208 96 144 96
WIRE 384 96 224 96
WIRE -144 112 -208 112
WIRE -192 128 -192 -96
WIRE -288 144 -288 112
WIRE -224 144 -288 144
WIRE 288 144 288 -96
WIRE -144 160 -144 112
WIRE -144 160 -160 160
WIRE 32 160 -144 160
WIRE 224 160 224 96
WIRE 224 160 112 160
WIRE 256 160 224 160
WIRE -384 176 -400 176
WIRE -288 176 -288 144
WIRE -288 176 -304 176
WIRE -224 176 -240 176
WIRE 464 176 464 96
WIRE 464 176 320 176
WIRE 528 176 464 176
WIRE -400 192 -400 176
WIRE 208 192 208 96
WIRE 208 192 144 192
WIRE 256 192 208 192
WIRE -240 208 -240 176
WIRE 144 224 144 192
WIRE -192 336 -192 192
WIRE 224 336 -192 336
WIRE 288 336 288 208
WIRE 288 336 224 336
FLAG -400 272 0
FLAG 64 -16 0
FLAG 224 416 0
FLAG -80 128 0
FLAG 144 304 0
FLAG -240 208 0
SYMBOL source-V -400 176 R0
WINDOW 123 0 0 Left 2
WINDOW 39 28 101 Left 2
SYMATTR SpiceLine Rser=100
SYMATTR InstName V1
SYMATTR Value SINE(0 4 10)
SYMBOL res 480 80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL source-V 64 -112 R0
WINDOW 123 0 0 Left 2
WINDOW 39 28 101 Left 2
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL source-V 224 320 R0
WINDOW 123 0 0 Left 2
WINDOW 39 28 101 Left 2
SYMATTR InstName V3
SYMATTR Value -15
SYMBOL source-V -80 32 R0
WINDOW 123 0 0 Left 2
WINDOW 39 28 101 Left 2
SYMATTR InstName V4
SYMATTR Value 5
SYMBOL res 160 80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 20k
SYMBOL res 128 144 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 20k
SYMBOL res 128 208 R0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL res -288 160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 100k
SYMBOL res -192 96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 -46 51 VTop 2
SYMATTR InstName R6
SYMATTR Value {poti}
SYMBOL Opamps\\LT1001 -192 96 R0
SYMATTR InstName U3
SYMBOL Opamps\\LT1001 288 112 R0
SYMATTR InstName U4
TEXT -272 392 Left 2 !.tran 2
TEXT -272 368 Left 2 !.step param poti list 100k 150k 200k
TEXT -608 176 Left 2 ;-4V bis +4V von LEM
TEXT 536 176 Left 2 ;ADC
TEXT -88 8 Left 2 ;5V von uC