Version 4
SHEET 1 2484 1120
WIRE 176 -352 -416 -352
WIRE 16 -176 -80 -176
WIRE 16 -144 16 -176
WIRE 176 -144 176 -352
WIRE 176 -144 96 -144
WIRE 80 -80 32 -80
WIRE 32 -64 32 -80
WIRE 80 -64 80 -80
WIRE 160 -32 128 -32
WIRE 160 -16 160 -32
WIRE 1120 -16 1040 -16
WIRE 128 0 128 -32
WIRE 128 0 112 0
WIRE 112 16 112 0
WIRE 1040 16 1040 -16
WIRE 1120 16 1120 -16
WIRE 32 48 0 48
WIRE 0 64 0 48
WIRE 32 64 32 48
WIRE 48 64 32 64
WIRE 688 64 608 64
WIRE 304 80 272 80
WIRE 432 80 384 80
WIRE 608 80 608 64
WIRE 608 80 432 80
WIRE -192 96 -240 96
WIRE -80 96 -80 -176
WIRE -80 96 -112 96
WIRE 48 96 -80 96
WIRE -240 112 -240 96
WIRE -240 112 -816 112
WIRE 1040 144 1040 96
WIRE -1360 160 -1376 160
WIRE -1248 160 -1360 160
WIRE -1088 160 -1104 160
WIRE -976 160 -1088 160
WIRE 144 160 144 144
WIRE 160 160 160 144
WIRE 160 160 144 160
WIRE 192 160 192 144
WIRE 688 160 688 144
WIRE 736 160 688 160
WIRE 688 176 688 160
WIRE -1376 192 -1376 160
WIRE -1104 192 -1104 160
WIRE -816 192 -816 112
WIRE 736 208 736 160
WIRE 848 208 736 208
WIRE 928 208 912 208
WIRE 1216 208 1152 208
WIRE 1520 208 1216 208
WIRE -1248 224 -1248 160
WIRE -976 224 -976 160
WIRE 1216 224 1216 208
WIRE -416 288 -416 -352
WIRE 160 288 160 160
WIRE 160 288 -416 288
WIRE -1376 304 -1376 272
WIRE -1248 304 -1376 304
WIRE -1104 304 -1104 272
WIRE -1104 304 -1248 304
WIRE -976 304 -1104 304
WIRE -816 304 -816 272
WIRE -816 304 -976 304
WIRE 928 304 816 304
WIRE 1216 304 1216 288
WIRE 1216 304 1152 304
WIRE 1344 304 1216 304
WIRE -256 320 -352 320
WIRE 1344 320 1344 304
WIRE -1104 336 -1104 304
WIRE 224 352 224 144
WIRE 224 352 -48 352
WIRE -256 384 -256 320
WIRE 256 384 256 144
WIRE 256 384 48 384
WIRE 816 400 816 304
WIRE 816 400 784 400
WIRE 784 416 784 400
WIRE 1040 416 1040 368
WIRE -48 464 -48 352
WIRE -48 464 -256 464
WIRE 48 480 48 384
WIRE 224 480 192 480
WIRE 1520 544 1520 208
WIRE 1520 544 368 544
WIRE 48 560 48 480
WIRE 96 560 48 560
WIRE 192 560 160 560
WIRE 224 560 224 480
WIRE 224 560 192 560
WIRE -144 592 -352 592
WIRE -352 656 -352 592
WIRE -144 688 -144 672
WIRE -48 688 -144 688
WIRE -144 704 -144 688
WIRE 192 752 192 560
WIRE 192 752 160 752
WIRE 208 752 192 752
WIRE 368 752 368 544
WIRE 368 752 288 752
WIRE 48 768 48 560
WIRE 96 768 48 768
WIRE 192 784 160 784
WIRE -48 896 -48 688
WIRE 192 896 192 784
WIRE 192 896 -48 896
FLAG 96 224 0
FLAG 32 -64 0
FLAG 160 -16 0
FLAG 0 64 0
FLAG 192 160 0
FLAG 432 144 0
FLAG 128 800 0
FLAG 128 656 0
FLAG -352 736 0
FLAG -256 544 0
FLAG -144 784 0
FLAG -1104 336 0
FLAG -1360 160 out4
FLAG -1088 160 out5
FLAG 1120 16 0
FLAG 1040 496 0
FLAG 1344 320 0
FLAG 784 416 0
FLAG 688 256 0
FLAG -352 400 0
DATAFLAG 160 160 ""
DATAFLAG 160 160 ""
SYMBOL OpAmps\\AD8336 96 32 R0
SYMATTR InstName U1
SYMBOL Misc\\battery 80 32 R180
WINDOW 0 42 52 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL Misc\\battery 96 240 R180
WINDOW 0 24 104 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL res 112 -160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 200
SYMBOL res -96 80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 200
SYMBOL res 400 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100
SYMBOL cap 416 80 R0
SYMATTR InstName C1
SYMATTR Value 4.7n
SYMBOL OpAmps\\AD8551 128 704 M0
SYMATTR InstName U3
SYMBOL res 304 736 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 10k
SYMBOL Misc\\battery 128 752 R180
WINDOW 0 24 104 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V5
SYMATTR Value 5
SYMBOL res 208 464 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 10k
SYMBOL cap 112 464 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 0.002µ
SYMBOL cap 160 544 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C6
SYMATTR Value 0.001µ
SYMBOL Misc\\battery -352 640 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V6
SYMATTR Value 1.5
SYMBOL res -272 368 R0
SYMATTR InstName R7
SYMATTR Value 1k
SYMBOL res -272 448 R0
SYMATTR InstName R8
SYMATTR Value 1k
SYMBOL res -160 576 R0
SYMATTR InstName R9
SYMATTR Value 6k
SYMBOL res -160 688 R0
SYMATTR InstName R10
SYMATTR Value 3.5k
SYMBOL voltage -1376 176 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value SINE(0 0.2 100k)
SYMBOL voltage -1104 176 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value SINE(1 0.02 2)
SYMBOL res -1264 208 R0
SYMATTR InstName R4
SYMATTR Value 1000k
SYMBOL res -992 208 R0
SYMATTR InstName R12
SYMATTR Value 1000k
SYMBOL bv -816 176 R0
SYMATTR InstName B1
SYMATTR Value V=(V(out4)*V(out5))
SYMBOL SpecialFunctions\\LTC1968 1040 256 R0
SYMATTR InstName U2
SYMBOL Misc\\battery 1040 512 R180
WINDOW 0 24 104 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V7
SYMATTR Value 5
SYMBOL cap 912 192 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 1µ
SYMBOL cap 1200 224 R0
SYMATTR InstName C3
SYMATTR Value 0.01µ
SYMBOL Misc\\battery 1040 112 R180
WINDOW 0 24 104 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V10
SYMATTR Value 5
SYMBOL res 672 48 R0
SYMATTR InstName R11
SYMATTR Value 30k
SYMBOL res 672 160 R0
SYMATTR InstName R13
SYMATTR Value 10k
SYMBOL Misc\\battery -352 304 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V11
SYMATTR Value 1.5
TEXT -720 760 Left 2 !.tran 2 startup