Version 4
SHEET 1 2132 680
WIRE 960 -240 960 -288
WIRE 736 -160 704 -160
WIRE 848 -160 800 -160
WIRE 560 -128 560 -160
WIRE 960 -128 960 -160
WIRE 1040 -128 960 -128
WIRE 1184 -128 1104 -128
WIRE 1184 -96 1184 -128
WIRE 704 -64 704 -160
WIRE 736 -64 704 -64
WIRE 848 -64 848 -160
WIRE 848 -64 816 -64
WIRE 864 -64 848 -64
WIRE 960 -64 960 -128
WIRE 1088 -48 1040 -48
WIRE 1232 -48 1168 -48
WIRE 1408 -32 1376 -32
WIRE 1520 -32 1472 -32
WIRE 1664 -32 1520 -32
WIRE 432 -16 368 -16
WIRE 560 -16 560 -48
WIRE 560 -16 496 -16
WIRE 368 16 368 -16
WIRE 560 16 560 -16
WIRE 848 32 848 -64
WIRE 1600 32 1600 16
WIRE 1136 48 1136 32
WIRE 1520 48 1520 -32
WIRE 1568 48 1520 48
WIRE 1040 64 1040 -48
WIRE 1104 64 1040 64
WIRE 1664 64 1664 -32
WIRE 1664 64 1632 64
WIRE 1728 64 1664 64
WIRE 1808 64 1728 64
WIRE 768 80 768 48
WIRE 1232 80 1232 -48
WIRE 1232 80 1168 80
WIRE 1264 80 1232 80
WIRE 1376 80 1376 -32
WIRE 1376 80 1344 80
WIRE 1408 80 1376 80
WIRE 1520 80 1488 80
WIRE 1568 80 1520 80
WIRE 704 96 704 -64
WIRE 736 96 704 96
WIRE 960 96 960 16
WIRE 960 96 944 96
WIRE 1104 96 960 96
WIRE 848 112 848 32
WIRE 848 112 800 112
WIRE 880 112 848 112
WIRE 944 112 944 96
WIRE 1600 112 1600 96
WIRE 432 128 368 128
WIRE 560 128 560 96
WIRE 560 128 496 128
WIRE 624 128 560 128
WIRE 736 128 624 128
WIRE 960 128 960 96
WIRE 1136 128 1136 112
WIRE 1520 128 1520 80
WIRE 1040 144 1040 64
WIRE 768 160 768 144
WIRE 560 176 560 128
WIRE 704 176 704 96
WIRE 368 192 368 128
WIRE 224 208 224 176
WIRE 1520 224 1520 192
WIRE 1040 240 1040 224
WIRE 1040 256 1040 240
WIRE 704 272 704 256
WIRE 960 320 960 208
WIRE 1040 320 1040 304
WIRE 224 352 224 288
WIRE 368 352 368 272
WIRE 560 352 560 256
WIRE 704 352 704 336
FLAG 1808 64 Out
IOPIN 1808 64 Out
FLAG 224 352 0
FLAG 224 176 V+
FLAG 368 352 0
FLAG 560 352 0
FLAG 704 352 0
FLAG 768 160 0
FLAG 768 48 V+
FLAG 1600 112 0
FLAG 1600 16 V+
FLAG 560 -160 V+
FLAG 1520 224 0
FLAG 368 16 0
FLAG 864 -64 out1
FLAG 1040 320 0
FLAG 960 -288 V+
FLAG 1184 -96 0
FLAG 1136 128 0
FLAG 1136 32 V+
FLAG 960 320 0
DATAFLAG 848 32 ""
DATAFLAG 624 128 ""
DATAFLAG 1728 64 ""
SYMBOL voltage 368 176 M0
WINDOW 123 -101 107 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 -49 6 Left 2
WINDOW 3 24 96 Invisible 2
SYMATTR Value2 AC 1 0
SYMATTR InstName V1
SYMATTR Value SINE(0 2m 2000)
SYMBOL res 1360 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 61 59 VBottom 2
SYMATTR InstName R7
SYMATTR Value 15k
SYMBOL res 1504 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 59 61 VBottom 2
SYMATTR InstName R8
SYMATTR Value 15k
SYMBOL cap 1472 -48 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 62 32 VBottom 2
SYMATTR InstName C3
SYMATTR Value 1.5n
SYMBOL cap 1504 192 M180
WINDOW 0 40 34 Left 2
WINDOW 3 40 6 Left 2
SYMATTR InstName C4
SYMATTR Value 680p
SYMBOL voltage 224 192 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 44 Left 2
SYMATTR InstName V2
SYMATTR Value 10
SYMBOL cap 496 112 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value 330n
SYMBOL res 544 0 R0
SYMATTR InstName R5
SYMATTR Value 100k
SYMBOL res 576 160 M0
WINDOW 0 -42 50 Left 2
WINDOW 3 -57 80 Left 2
SYMATTR InstName R6
SYMATTR Value 100k
SYMBOL res 688 272 M180
WINDOW 0 34 67 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R11
SYMATTR Value 1k
SYMBOL cap 688 272 R0
SYMATTR InstName C8
SYMATTR Value 10µ
SYMBOL res 832 -80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R12
SYMATTR Value 100k
SYMBOL cap 800 -176 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 100p
SYMBOL Opamps\\LT1125 768 48 R0
SYMATTR InstName U1
SYMBOL Opamps\\LT1125 1600 0 R0
SYMATTR InstName U2
SYMBOL res 544 -144 R0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL cap 432 0 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value 100µ
SYMBOL res 1072 -32 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R2
SYMATTR Value max20k
SYMBOL Opamps\\LT1125 1136 16 R0
SYMATTR InstName U3
SYMBOL cap 1024 240 R0
SYMATTR InstName C6
SYMBOL res 1024 128 R0
SYMATTR InstName R3
SYMATTR Value 6k65
SYMBOL res 944 -256 R0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL res 944 -80 R0
SYMATTR InstName R9
SYMATTR Value 100k
SYMBOL cap 1104 -144 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 100µ
SYMBOL res 944 112 R0
SYMATTR InstName R10
SYMATTR Value 100k
SYMBOL cap 944 96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C9
TEXT 216 -168 Left 2 !.ac dec 100 10 20k