Version 4
SHEET 1 4472 1028
WIRE -2784 -480 -2800 -480
WIRE -2688 -480 -2704 -480
WIRE -2560 -480 -2688 -480
WIRE -2448 -480 -2480 -480
WIRE -3152 -416 -3152 -432
WIRE -2592 -400 -2592 -416
WIRE -2688 -352 -2688 -480
WIRE -2624 -352 -2688 -352
WIRE -3152 -320 -3152 -336
WIRE -2448 -320 -2448 -480
WIRE -2448 -320 -2480 -320
WIRE -2400 -320 -2448 -320
WIRE -2784 -288 -2960 -288
WIRE -2720 -288 -2784 -288
WIRE -2624 -288 -2640 -288
WIRE -2784 -272 -2784 -288
WIRE -2960 -256 -2960 -288
WIRE -2592 -224 -2592 -240
WIRE -2544 -208 -2544 -240
WIRE -2784 -176 -2784 -192
WIRE -2960 -144 -2960 -176
WIRE -2544 -112 -2544 -128
FLAG -3152 -320 0
FLAG -3152 -432 +V
FLAG -2592 -416 +V
FLAG -2400 -320 OUT
FLAG -2592 -224 0
FLAG -2800 -480 0
FLAG -2784 -176 0
FLAG -2960 -144 0
FLAG -2544 -112 0
SYMBOL voltage -3152 -432 R0
SYMATTR InstName V1
SYMATTR Value 1.8
SYMBOL res -2464 -496 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10Meg
SYMBOL res -2688 -496 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL res -2624 -304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL res -2800 -288 R0
SYMATTR InstName R4
SYMATTR Value 100
SYMBOL current -2960 -176 M180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName I1
SYMATTR Value 100µ
SYMBOL voltage -2544 -224 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value PULSE(0 1.8 42m 10n 10n 8m 100m)
SYMBOL opamps\\LTC2064 -2592 -320 R0
SYMATTR InstName U1
TEXT -2320 -88 Left 2 !.tran 400m
TEXT -2960 -336 Center 2 ;Oxygen\nSensor
CIRCLE Normal -2832 -96 -3072 -400 2