Version 4
SHEET 1 880 680
WIRE 192 0 112 0
WIRE 304 0 272 0
WIRE 176 80 176 48
WIRE 32 96 -16 96
WIRE 112 96 112 0
WIRE 144 96 112 96
WIRE 304 112 304 0
WIRE 304 112 208 112
WIRE 368 112 304 112
WIRE -64 128 -128 128
WIRE 144 128 128 128
WIRE 368 144 368 112
WIRE -128 256 -128 208
WIRE -16 256 -16 160
WIRE 128 256 128 128
WIRE 176 256 176 144
WIRE 368 256 368 224
WIRE 432 256 432 160
FLAG 176 256 0
FLAG -16 256 0
FLAG 128 256 0
FLAG 432 256 0
FLAG -128 256 0
FLAG 176 48 VCC
FLAG 432 80 VCC
FLAG 368 256 0
SYMBOL Opamps\\LT1013 176 48 R0
SYMATTR InstName U1
SYMBOL Opamps\\LT1328PD -32 96 R0
SYMATTR InstName U2
SYMBOL voltage 432 64 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL current -128 128 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I1
SYMATTR Value PULSE(0 100u 10u 100n 100n 1m 2m)
SYMBOL res 288 -16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL res 128 80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL res 352 128 R0
SYMATTR InstName R3
SYMATTR Value 1meg
TEXT -162 280 Left 2 !.tran 5m