Version 4
SHEET 1 2036 1140
WIRE 640 32 208 32
WIRE 736 32 640 32
WIRE 0 80 -32 80
WIRE 80 80 64 80
WIRE 352 80 160 80
WIRE 208 144 208 32
WIRE 176 160 144 160
WIRE 352 176 352 80
WIRE 352 176 240 176
WIRE 528 176 352 176
WIRE 560 176 528 176
WIRE -32 192 -32 80
WIRE 32 192 -32 192
WIRE 176 192 32 192
WIRE 736 192 736 32
WIRE 800 192 736 192
WIRE 864 192 800 192
WIRE 736 224 736 192
WIRE 800 240 800 192
WIRE 864 240 864 192
WIRE 640 256 640 32
WIRE 640 256 576 256
WIRE 144 272 144 160
WIRE 240 272 144 272
WIRE 352 272 352 176
WIRE 352 272 320 272
WIRE -32 288 -32 192
WIRE 32 288 32 192
WIRE 640 288 640 256
WIRE 144 320 144 272
WIRE 736 320 736 304
WIRE 800 320 800 304
WIRE 800 320 736 320
WIRE 864 320 864 304
WIRE 864 320 800 320
WIRE 896 320 864 320
WIRE 736 336 736 320
WIRE 896 336 896 320
WIRE 800 352 800 320
WIRE 864 352 864 320
WIRE 208 432 208 208
WIRE 640 432 640 368
WIRE 640 432 208 432
WIRE 736 432 736 416
WIRE 736 432 640 432
WIRE 800 432 800 416
WIRE 800 432 736 432
WIRE 864 432 864 416
WIRE 864 432 800 432
WIRE -32 480 -32 368
WIRE 32 480 32 352
WIRE 32 480 -32 480
WIRE 144 480 144 400
WIRE 144 480 32 480
WIRE 160 480 144 480
WIRE 160 512 160 480
WIRE 576 528 576 256
WIRE 576 528 208 528
WIRE 960 528 576 528
WIRE -32 592 -192 592
WIRE 1040 640 992 640
WIRE 1216 640 1120 640
WIRE -192 656 -192 592
WIRE 560 672 560 176
WIRE 832 672 560 672
WIRE -32 704 -32 656
WIRE 0 704 -32 704
WIRE 80 704 64 704
WIRE 320 704 160 704
WIRE 960 704 960 528
WIRE 1072 704 960 704
WIRE 1072 736 1072 704
WIRE 832 752 800 752
WIRE 912 752 912 672
WIRE 992 752 992 640
WIRE 992 752 912 752
WIRE 1040 752 992 752
WIRE 1216 768 1216 640
WIRE 1216 768 1104 768
WIRE 1408 768 1216 768
WIRE 1568 768 1472 768
WIRE 1696 768 1568 768
WIRE 1808 768 1776 768
WIRE 1904 768 1808 768
WIRE 2032 768 1968 768
WIRE 1040 784 1008 784
WIRE 208 800 208 528
WIRE 176 816 144 816
WIRE 1568 816 1568 768
WIRE 1808 816 1808 768
WIRE 320 832 320 704
WIRE 320 832 240 832
WIRE 800 832 800 752
WIRE 800 832 320 832
WIRE 1472 832 1472 768
WIRE -32 848 -32 704
WIRE 32 848 -32 848
WIRE 176 848 32 848
WIRE 1008 848 1008 784
WIRE -32 912 -32 848
WIRE 32 912 32 848
WIRE 144 912 144 816
WIRE 240 912 144 912
WIRE 320 912 320 832
WIRE 640 912 640 432
WIRE 1072 912 1072 800
WIRE 1072 912 640 912
WIRE 1472 912 1472 896
WIRE 1568 912 1568 896
WIRE 1568 912 1472 912
WIRE 1648 912 1648 880
WIRE 1648 912 1568 912
WIRE 1808 912 1808 880
WIRE 1808 912 1648 912
WIRE 1472 928 1472 912
WIRE 144 976 144 912
WIRE 208 1008 208 864
WIRE 640 1008 640 912
WIRE 640 1008 208 1008
WIRE -32 1088 -32 992
WIRE 32 1088 32 976
WIRE 32 1088 -32 1088
WIRE 144 1088 144 1056
WIRE 144 1088 32 1088
WIRE 160 1088 144 1088
WIRE 160 1120 160 1088
FLAG 528 176 out
FLAG 896 336 0
FLAG 160 512 0
FLAG 160 1120 0
FLAG 1008 848 0
FLAG -192 656 0
FLAG 1472 928 0
SYMBOL Opamps\\LT1007 208 112 R0
SYMATTR InstName U1
SYMBOL Misc\\EuropeanResistor 64 96 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor -16 384 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 160 416 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R3
SYMATTR Value 2700
SYMBOL Misc\\EuropeanResistor 224 288 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL cap 0 96 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C1
SYMATTR Value 22p
SYMBOL cap 48 352 R180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C2
SYMATTR Value 22p
SYMBOL voltage 640 272 R0
WINDOW 0 53 51 Bottom 2
WINDOW 3 55 82 Bottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL Misc\\EuropeanResistor 720 208 R0
SYMATTR InstName R5
SYMATTR Value 47k
SYMBOL Misc\\EuropeanResistor 720 320 R0
SYMATTR InstName R6
SYMATTR Value 47k
SYMBOL cap 784 240 R0
SYMATTR InstName C4
SYMATTR Value 470µ
SYMBOL cap 848 240 R0
SYMATTR InstName C5
SYMATTR Value 0.01µ
SYMBOL cap 784 352 R0
SYMATTR InstName C6
SYMATTR Value 470µ
SYMBOL cap 848 352 R0
SYMATTR InstName C7
SYMATTR Value 0.01µ
SYMBOL Opamps\\LT1007 208 768 R0
SYMATTR InstName U2
SYMBOL Misc\\EuropeanResistor -16 1008 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R7
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 160 1072 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R8
SYMATTR Value 2700
SYMBOL Misc\\EuropeanResistor 336 896 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 176 688 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 10k
SYMBOL cap 16 912 R0
SYMATTR InstName C3
SYMATTR Value 22p
SYMBOL cap 0 720 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C8
SYMATTR Value 22p
SYMBOL Opamps\\LT1007 1072 704 R0
SYMATTR InstName U3
SYMBOL Misc\\EuropeanResistor 1024 656 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R11
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 816 688 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R12
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 816 768 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R13
SYMATTR Value 10k
SYMBOL cap -48 592 R0
SYMATTR InstName C9
SYMATTR Value 10p
SYMBOL diode 1472 752 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL cap 1456 832 R0
SYMATTR InstName C10
SYMATTR Value 10n
SYMBOL Misc\\EuropeanResistor 1552 800 R0
SYMATTR InstName R14
SYMATTR Value 10k
SYMBOL cap 1632 816 R0
SYMATTR InstName C11
SYMATTR Value 22p
SYMBOL cap 1792 816 R0
SYMATTR InstName C12
SYMATTR Value 22p
SYMBOL cap 1904 784 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C13
SYMATTR Value 47n
SYMBOL Misc\\EuropeanResistor 1680 784 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R15
SYMATTR Value 150k
TEXT -280 104 Left 2 !.tran 10 startup