Version 4
SHEET 1 2476 900
WIRE 656 -224 656 -256
WIRE 784 -128 752 -128
WIRE 880 -128 864 -128
WIRE 544 -96 496 -96
WIRE 656 -96 656 -144
WIRE 656 -96 608 -96
WIRE 656 -80 656 -96
WIRE 1104 -80 1056 -80
WIRE 1360 -80 1168 -80
WIRE 496 -64 496 -96
WIRE 1296 -32 1296 -112
WIRE 1264 -16 1216 -16
WIRE 752 0 752 -128
WIRE 784 0 752 0
WIRE 1360 0 1360 -80
WIRE 1360 0 1328 0
WIRE 1392 0 1360 0
WIRE 1552 0 1536 0
WIRE 272 16 272 -16
WIRE 880 16 880 -128
WIRE 880 16 848 16
WIRE 960 16 880 16
WIRE 1056 16 1056 -80
WIRE 1056 16 1040 16
WIRE 1088 16 1056 16
WIRE 1184 16 1168 16
WIRE 1264 16 1184 16
WIRE 512 32 400 32
WIRE 608 32 576 32
WIRE 656 32 656 0
WIRE 656 32 608 32
WIRE 784 32 656 32
WIRE 1296 48 1296 32
WIRE 656 64 656 32
WIRE 752 64 752 0
WIRE 400 80 400 32
WIRE 816 80 816 48
WIRE 1184 80 1184 16
WIRE 1216 96 1216 -16
WIRE 1360 96 1360 0
WIRE 1360 96 1216 96
WIRE 272 128 272 96
WIRE 1184 176 1184 144
WIRE 400 224 400 160
WIRE 656 224 656 144
WIRE 752 224 752 208
FLAG 272 128 0
FLAG 608 32 in
FLAG 816 80 0
FLAG 752 224 0
FLAG 656 224 0
FLAG 400 224 0
FLAG 496 -64 0
FLAG 656 -256 V+
FLAG 816 -16 V+
FLAG 272 -16 V+
FLAG 1296 48 0
FLAG 1184 176 0
FLAG 1296 -112 V+
FLAG 1552 0 ADC
IOPIN 1552 0 Out
SYMBOL voltage 400 64 R0
WINDOW 123 -101 107 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 -34 6 Left 2
WINDOW 3 22 109 Left 2
SYMATTR Value2 AC 1 0
SYMATTR InstName V1
SYMATTR Value SINE(0 5m 1k)
SYMBOL cap 576 16 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 1µ
SYMBOL res 640 -96 R0
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL res 640 48 R0
WINDOW 0 -41 45 Left 2
WINDOW 3 -54 77 Left 2
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL voltage 272 0 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 44 Left 2
WINDOW 3 31 78 Left 2
SYMATTR Value 15V
SYMATTR InstName V2
SYMBOL res 880 -144 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100k
SYMBOL res 768 160 R180
WINDOW 0 39 70 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL cap 736 144 R0
SYMATTR InstName C6
SYMATTR Value 100n
SYMBOL res 640 -240 R0
SYMATTR InstName R13
SYMATTR Value 10k
SYMBOL cap 608 -112 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C9
SYMATTR Value 1µ
SYMBOL Opamps\\LT1677 816 -48 R0
SYMATTR InstName U5
SYMBOL res 1056 0 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 115
SYMBOL res 1184 0 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 1k2
SYMBOL cap 1168 80 R0
WINDOW 3 -25 58 Left 2
WINDOW 0 -34 29 Left 2
SYMATTR Value 4n7
SYMATTR InstName C1
SYMBOL cap 1168 -96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 100n
SYMBOL Opamps\\LT1677 1296 -64 R0
SYMATTR InstName U1
SYMBOL cap 1392 -16 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 15p
SYMBOL res 1552 -16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 100k
TEXT 464 288 Left 2 !.tran 0 0.01 0 0.1