Version 4 SHEET 1 1588 1072 WIRE -320 -224 -624 -224 WIRE 176 -224 -320 -224 WIRE 1104 -224 176 -224 WIRE -624 -176 -624 -224 WIRE 1232 -160 784 -160 WIRE 784 -112 784 -160 WIRE -432 -96 -480 -96 WIRE -256 -96 -368 -96 WIRE 208 -96 16 -96 WIRE 304 -96 272 -96 WIRE -624 -64 -624 -96 WIRE -480 -16 -480 -96 WIRE -464 -16 -480 -16 WIRE -256 -16 -256 -96 WIRE -256 -16 -384 -16 WIRE 16 -16 16 -96 WIRE 32 -16 16 -16 WIRE 304 -16 304 -96 WIRE 304 -16 112 -16 WIRE 1104 -16 1104 -224 WIRE 784 0 784 -32 WIRE 1072 0 784 0 WIRE 1232 16 1232 -160 WIRE 1232 16 1136 16 WIRE 1280 16 1232 16 WIRE 1072 32 992 32 WIRE -320 48 -320 -224 WIRE 1504 48 1424 48 WIRE -480 64 -480 -16 WIRE -352 64 -480 64 WIRE 176 64 176 -224 WIRE 784 64 784 0 WIRE 1232 64 1232 16 WIRE -256 80 -256 -16 WIRE -256 80 -288 80 WIRE -176 80 -256 80 WIRE -96 80 -176 80 WIRE 16 80 16 -16 WIRE 16 80 -16 80 WIRE 144 80 16 80 WIRE 992 80 992 32 WIRE 1424 80 1424 48 WIRE -592 96 -672 96 WIRE -352 96 -592 96 WIRE 304 96 304 -16 WIRE 304 96 208 96 WIRE 352 96 304 96 WIRE 480 96 432 96 WIRE 528 96 480 96 WIRE 144 112 0 112 WIRE -672 128 -672 96 WIRE 480 128 480 96 WIRE -480 144 -480 64 WIRE 0 176 0 112 WIRE 1232 176 1232 144 WIRE 784 192 784 144 WIRE 1424 192 1424 160 WIRE -672 304 -672 208 WIRE -480 304 -480 224 WIRE -480 304 -672 304 WIRE -320 304 -320 112 WIRE -320 304 -480 304 WIRE 0 304 0 256 WIRE 0 304 -320 304 WIRE 176 304 176 128 WIRE 176 304 0 304 WIRE 480 304 480 208 WIRE 480 304 176 304 WIRE 992 304 992 160 WIRE 992 304 480 304 WIRE 1104 304 1104 48 WIRE 1104 304 992 304 WIRE -320 336 -320 304 FLAG -624 -64 0 FLAG -320 336 0 FLAG -176 80 1stStage FLAG 528 96 2ndStage FLAG -592 96 in FLAG 784 192 in FLAG 1280 16 Mikes FLAG 1232 176 0 FLAG 1424 192 0 FLAG 1504 48 ideal SYMBOL Opamps\\LT1013 -320 16 R0 SYMATTR InstName U1 SYMBOL voltage -624 -192 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 44 Left 2 SYMATTR SpiceLine Rser=0.1 SYMATTR InstName V2 SYMATTR Value 5 SYMBOL res -368 -32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 15k SYMBOL cap -368 -112 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 100p SYMATTR SpiceLine Rser=0.03 SYMBOL voltage -672 112 R0 WINDOW 3 24 44 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR Value 0 SYMATTR SpiceLine Rser=0.1 SYMATTR InstName V3 SYMBOL res -496 128 R0 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL res 0 64 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 10k SYMBOL Opamps\\LT1013 176 32 R0 SYMATTR InstName U2 SYMBOL res 128 -32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 10k SYMBOL cap 272 -112 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 100p SYMATTR SpiceLine Rser=0.03 SYMBOL res 448 80 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 1k5 SYMBOL res 496 224 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R6 SYMATTR Value 1k SYMBOL voltage 0 160 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0.05 SYMATTR InstName V1 SYMATTR Value 1.35 SYMBOL Opamps\\LT1013 1104 -48 R0 SYMATTR InstName U3 SYMBOL res 768 -128 R0 SYMATTR InstName R7 SYMATTR Value 1Meg SYMBOL res 768 48 R0 SYMATTR InstName R8 SYMATTR Value 1Meg SYMBOL voltage 992 64 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V4 SYMATTR Value 0.5461 SYMBOL res 1216 48 R0 SYMATTR InstName R9 SYMATTR Value 100 SYMBOL bv 1424 64 R0 SYMATTR InstName B1 SYMATTR Value V=1.08-V(in) TEXT 16 144 Left 4 ;1.35V TEXT -776 48 Left 5 ;INPUT TEXT 456 48 Left 5 ;OUTPUT TEXT -296 -272 Left 5 ;5V single supply TEXT -696 352 Left 2 !.dc V3 0 1000m 1m TEXT 928 -104 Left 5 ;Mike's LINE Normal 816 384 816 384 2