Version 4
SHEET 1 1876 744
WIRE 352 -112 256 -112
WIRE -368 -96 -400 -96
WIRE -256 -96 -288 -96
WIRE 176 -96 176 -112
WIRE 176 -96 -256 -96
WIRE -1120 -80 -1216 -80
WIRE -960 -80 -1040 -80
WIRE -928 -80 -960 -80
WIRE -816 -80 -848 -80
WIRE -720 -80 -752 -80
WIRE 256 -48 160 -48
WIRE 352 -48 352 -112
WIRE 352 -48 336 -48
WIRE -880 32 -880 16
WIRE -1152 48 -1312 48
WIRE -960 48 -960 -80
WIRE -960 48 -1072 48
WIRE -912 48 -960 48
WIRE -320 48 -320 32
WIRE 224 48 224 32
WIRE -1312 64 -1312 48
WIRE -720 64 -720 -80
WIRE -720 64 -848 64
WIRE -544 64 -720 64
WIRE -400 64 -400 -96
WIRE -400 64 -464 64
WIRE -352 64 -400 64
WIRE 352 64 352 -48
WIRE 352 64 256 64
WIRE -912 80 -1040 80
WIRE -256 80 -256 -96
WIRE -256 80 -288 80
WIRE -176 80 -256 80
WIRE -144 80 -176 80
WIRE -32 80 -64 80
WIRE 16 80 -32 80
WIRE 160 80 160 -48
WIRE 160 80 96 80
WIRE 192 80 160 80
WIRE -352 96 -416 96
WIRE 288 96 256 96
WIRE 432 96 368 96
WIRE -880 112 -880 96
WIRE -416 112 -416 96
WIRE -176 112 -176 80
WIRE -32 112 -32 80
WIRE -1040 128 -1040 80
WIRE -320 128 -320 112
WIRE 224 128 224 112
WIRE -1312 160 -1312 144
WIRE -1312 160 -1376 160
WIRE -176 208 -32 112
WIRE -32 224 -176 112
WIRE -416 240 -416 192
WIRE 80 240 48 240
WIRE 176 240 160 240
WIRE -176 256 -176 208
WIRE -32 256 -32 224
WIRE -1232 288 -1312 288
WIRE -960 288 -1040 288
WIRE -1312 320 -1312 288
WIRE -1040 320 -1040 288
WIRE 112 352 112 336
WIRE -32 368 -32 336
WIRE 48 368 48 240
WIRE 48 368 -32 368
WIRE 80 368 48 368
WIRE 176 384 176 240
WIRE 176 384 144 384
WIRE 240 384 176 384
WIRE -304 400 -336 400
WIRE -176 400 -176 336
WIRE -176 400 -224 400
WIRE 80 400 -176 400
WIRE -1312 432 -1312 400
WIRE -1040 432 -1040 400
WIRE 112 432 112 416
FLAG -1312 432 0
FLAG -1232 288 V+
FLAG 432 96 REF
FLAG -416 240 REF
FLAG 112 336 V+
FLAG 112 432 0
FLAG -336 400 REF
FLAG -1376 160 REF
FLAG -880 16 V+
FLAG -880 112 0
FLAG 240 384 current
FLAG -1216 -80 current
FLAG -1040 128 REF
FLAG -1040 432 0
FLAG -960 288 REF
FLAG -320 32 V+
FLAG -320 128 0
FLAG 224 32 V+
FLAG 224 128 0
SYMBOL voltage -1312 304 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value +5V
SYMBOL res 112 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 8
SYMBOL res -448 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL res -272 -112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL res 272 -128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL res 352 -64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 10k
SYMBOL res 384 80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 10k
SYMBOL res -400 208 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R7
SYMATTR Value 10k
SYMBOL Opamps\\UniversalOpamp2 112 384 R0
SYMATTR InstName U3
SYMATTR SpiceModel level.3b
SYMBOL res -16 352 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R9
SYMATTR Value 1k
SYMBOL res 64 256 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R10
SYMATTR Value 30k
SYMBOL res -192 240 R0
SYMATTR InstName R11
SYMATTR Value 1k
SYMBOL res -320 416 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R12
SYMATTR Value 30k
SYMBOL res -48 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 0.1
SYMBOL Opamps\\UniversalOpamp2 -880 64 R0
SYMATTR InstName U4
SYMATTR SpiceModel level.3b
SYMBOL res -944 -64 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R13
SYMATTR Value 5k
SYMBOL cap -752 -96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 1n
SYMBOL res -1136 -64 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R14
SYMATTR Value 5k
SYMBOL res -1168 64 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R15
SYMATTR Value 10k
SYMBOL voltage -1312 48 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 3 -99 143 Left 2
SYMATTR InstName V2
SYMATTR Value PULSE(0 0.1 0 1u 1u 5m 10m)
SYMBOL voltage -1040 304 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V6
SYMATTR Value +2.5V
SYMBOL Opamps\\UniversalOpamp2 -320 80 R0
SYMATTR InstName U1
SYMATTR SpiceModel level.3b
SYMBOL Opamps\\UniversalOpamp2 224 80 M0
SYMATTR InstName U2
SYMATTR SpiceModel level.3b
TEXT -1416 -152 Left 2 !.tran 0 10ms 0 10u
TEXT -720 -104 Left 2 ;in Ruhestellung hier 2.5V
TEXT 240 344 Left 2 ;3V/A