Version 4
SHEET 1 5945676 13421556
WIRE 896 -144 272 -144
WIRE 1296 -144 896 -144
WIRE 1552 -144 1296 -144
WIRE 896 -128 896 -144
WIRE 608 -16 400 -16
WIRE 704 -16 672 -16
WIRE 1184 -16 784 -16
WIRE 1328 -16 1184 -16
WIRE 1424 -16 1408 -16
WIRE 1632 -16 1504 -16
WIRE 400 0 400 -16
WIRE 1552 64 1552 -144
WIRE 608 80 512 80
WIRE 704 80 672 80
WIRE 992 80 784 80
WIRE 1328 80 992 80
WIRE 1408 80 1408 -16
WIRE 1520 80 1408 80
WIRE 992 96 992 80
WIRE 1184 96 1184 -16
WIRE 1632 96 1632 -16
WIRE 1632 96 1584 96
WIRE 896 112 896 -48
WIRE 944 112 896 112
WIRE 1520 112 1472 112
WIRE 272 160 272 -144
WIRE 512 160 512 80
WIRE 1184 192 992 192
WIRE 1296 192 1296 -64
WIRE 1296 192 1184 192
WIRE 1392 192 1296 192
WIRE 1472 192 1472 112
WIRE 1472 192 1392 192
WIRE 1296 224 1296 192
WIRE 1392 224 1392 192
WIRE 896 240 896 112
WIRE 1136 240 1136 176
WIRE 1136 240 896 240
WIRE 272 320 272 240
WIRE 400 320 400 80
WIRE 400 320 272 320
WIRE 512 320 512 240
WIRE 512 320 400 320
WIRE 1296 320 512 320
WIRE 1296 320 1296 304
WIRE 1392 320 1392 288
WIRE 1392 320 1296 320
WIRE 1552 320 1552 128
WIRE 1552 320 1392 320
WIRE 512 352 512 320
FLAG 512 352 0
SYMBOL voltage 512 144 R0
WINDOW 123 24 132 Left 0
WINDOW 39 24 160 Left 0
SYMATTR Value2 AC 1.
SYMATTR InstName V1
SYMATTR Value ""
SYMBOL voltage 272 144 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 10
SYMBOL res 1280 208 R0
SYMATTR InstName R1
SYMATTR Value 4.7k
SYMBOL res 1280 -160 R0
SYMATTR InstName R2
SYMATTR Value 4.7k
SYMBOL cap 608 96 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName C1
SYMATTR Value 22µ
SYMBOL Opamps\\UniversalOpamp 1552 96 R0
SYMATTR InstName U2
SYMBOL res 1312 96 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R14
SYMATTR Value 10k
SYMBOL res 1408 0 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R15
SYMATTR Value 27k
SYMBOL cap 1376 224 R0
SYMATTR InstName C11
SYMATTR Value 47µ
SYMBOL res 688 96 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R11
SYMATTR Value 18k
SYMBOL res 880 -144 R0
SYMATTR InstName R12
SYMATTR Value 100k
SYMBOL pmos 944 192 M180
SYMATTR InstName M1
SYMBOL nmos 1136 96 R0
SYMATTR InstName M2
SYMBOL res 688 0 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R16
SYMATTR Value 18k
SYMBOL cap 608 0 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName C9
SYMATTR Value 22µ
SYMBOL res 384 -16 R0
SYMATTR InstName R17
SYMATTR Value 4
SYMBOL res 1312 0 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R21
SYMATTR Value 10k
TEXT 1200 352 Left 0 !.ac lin 500 1k 8K
TEXT 960 352 Left 0 !.include opamp.sub