Version 4
SHEET 1 1248 740
WIRE -96 -880 -112 -880
WIRE 16 -880 -16 -880
WIRE -128 -800 -144 -800
WIRE -128 -768 -128 -800
WIRE -112 -768 -112 -880
WIRE -112 -768 -128 -768
WIRE -96 -768 -112 -768
WIRE 16 -752 16 -880
WIRE 16 -752 -32 -752
WIRE 256 -752 16 -752
WIRE -112 -736 -128 -736
WIRE -96 -736 -112 -736
WIRE -128 -704 -128 -736
WIRE -128 -704 -144 -704
WIRE 256 -672 256 -752
WIRE -112 -656 -112 -736
WIRE 576 -576 400 -576
WIRE 784 -576 640 -576
WIRE 256 -560 256 -592
WIRE 400 -560 400 -576
WIRE 400 -560 256 -560
WIRE 256 -512 256 -560
WIRE -96 -464 -112 -464
WIRE 16 -464 -16 -464
WIRE 784 -464 784 -576
WIRE 912 -464 784 -464
WIRE -128 -384 -144 -384
WIRE -128 -352 -128 -384
WIRE -112 -352 -112 -464
WIRE -112 -352 -128 -352
WIRE -96 -352 -112 -352
WIRE 16 -352 16 -464
WIRE 560 -352 16 -352
WIRE 576 -352 560 -352
WIRE 784 -352 784 -464
WIRE 784 -352 624 -352
WIRE 16 -336 16 -352
WIRE 16 -336 -32 -336
WIRE -112 -320 -128 -320
WIRE -96 -320 -112 -320
WIRE -128 -288 -128 -320
WIRE -128 -288 -144 -288
WIRE -112 -240 -112 -320
WIRE -512 -128 -640 -128
WIRE -1056 -112 -1184 -112
WIRE -640 -80 -640 -128
WIRE -1184 -64 -1184 -112
WIRE -1184 32 -1184 16
WIRE -640 32 -640 0
WIRE -640 32 -1184 32
WIRE -512 32 -640 32
WIRE -640 64 -640 32
WIRE -1184 80 -1184 32
WIRE -640 192 -640 144
WIRE -512 192 -640 192
WIRE -1184 208 -1184 160
WIRE -1056 208 -1184 208
FLAG -688 -320 0
FLAG -560 -320 0
FLAG -688 -400 -15V
FLAG -560 -400 +15V
FLAG -512 32 0
FLAG -512 -128 SIG_2.5_+
FLAG -512 192 SIG_2.5_-
FLAG -224 -384 SIG_2.5_-
FLAG -224 -288 SIG_2.5_+
FLAG -64 -368 +15V
FLAG -64 -304 -15V
FLAG -112 -160 0
FLAG -1056 -112 SIG_1.25_+
FLAG -1056 208 SIG_1.25_-
FLAG -224 -800 SIG_1.25_-
FLAG -224 -704 SIG_1.25_+
FLAG -64 -784 +15V
FLAG -64 -720 -15V
FLAG -112 -576 0
FLAG 256 -432 0
FLAG 912 -464 KOMBINIERTES_SIGNAL
SYMBOL voltage -688 -416 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value -15
SYMBOL voltage -560 -416 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL voltage -640 -96 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value SINE(1.25 1.25 50)
SYMBOL voltage -640 48 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value SINE(1.25 1.25 50)
SYMBOL Opamps\\UniversalOpamp2 -64 -336 R0
SYMATTR InstName U1
SYMBOL res -128 -400 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 10K
SYMBOL res -128 -304 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL res 0 -480 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL res -96 -144 R180
WINDOW 0 36 76 Left 0
WINDOW 3 36 40 Left 0
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL voltage -1184 -80 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V7
SYMATTR Value SINE(1.25 1.25 75)
SYMBOL voltage -1184 64 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V8
SYMATTR Value SINE(1.25 1.25 75)
SYMBOL Opamps\\UniversalOpamp2 -64 -752 R0
SYMATTR InstName U6
SYMBOL res -128 -816 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R15
SYMATTR Value 10K
SYMBOL res -128 -720 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R16
SYMATTR Value 10K
SYMBOL res 0 -896 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R17
SYMATTR Value 10K
SYMBOL res -96 -560 R180
WINDOW 0 36 76 Left 0
WINDOW 3 36 40 Left 0
SYMATTR InstName R18
SYMATTR Value 10K
SYMBOL res 240 -528 R0
SYMATTR InstName R19
SYMATTR Value 50k
SYMBOL res 240 -688 R0
SYMATTR InstName R20
SYMATTR Value 50k
SYMBOL diode 576 -560 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode 560 -336 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D2
SYMATTR Value 1N4148
TEXT -720 256 Left 0 !.tran 0.05