Version 4
SHEET 1 880 680
WIRE 80 -32 48 -32
WIRE 192 -32 160 -32
WIRE 496 -16 464 -16
WIRE 608 -16 576 -16
WIRE -80 80 -160 80
WIRE 48 80 48 -32
WIRE 48 80 0 80
WIRE 80 80 48 80
WIRE 192 96 192 -32
WIRE 192 96 144 96
WIRE 272 96 192 96
WIRE 336 96 272 96
WIRE 464 96 464 -16
WIRE 464 96 416 96
WIRE 496 96 464 96
WIRE 80 112 48 112
WIRE 608 112 608 -16
WIRE 608 112 560 112
WIRE 688 112 608 112
WIRE 496 128 464 128
WIRE 48 144 48 112
WIRE 464 160 464 128
WIRE -160 192 -160 80
FLAG -160 272 0
FLAG 176 448 0
FLAG 288 448 0
FLAG 176 368 V+
FLAG 112 64 V+
FLAG 288 368 V-
FLAG 112 128 V-
FLAG 400 448 0
FLAG 48 144 ofs
FLAG 400 368 ofs
FLAG 528 80 V+
FLAG 528 144 V-
FLAG 688 112 out
FLAG 272 96 inv
FLAG 464 160 0
FLAG -160 80 in
SYMBOL voltage 176 352 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage 288 352 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL voltage -160 176 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value PULSE(0 2 0.1 0.1 0 0.1)
SYMATTR Value2 AC 1
SYMBOL res 16 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 20k
SYMBOL res 176 -48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL Opamps\\LT1367 112 32 R0
SYMATTR InstName U1
SYMBOL voltage 400 352 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value -2.465
SYMBOL res 432 80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL res 592 -32 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL Opamps\\LT1367 528 48 R0
SYMATTR InstName U2
TEXT -194 472 Left 2 !;ac dec 10 1k 10meg
TEXT -194 504 Left 2 !.tran 0 1 0