Version 4
SHEET 1 916 680
WIRE 128 32 32 32
WIRE 256 32 208 32
WIRE 432 32 256 32
WIRE 544 32 512 32
WIRE 544 48 544 32
WIRE 608 48 544 48
WIRE 256 64 256 32
WIRE 736 64 672 64
WIRE 768 64 736 64
WIRE 848 64 832 64
WIRE 608 80 560 80
WIRE 432 112 416 112
WIRE 544 112 544 48
WIRE 544 112 512 112
WIRE 832 128 832 64
WIRE 560 160 560 80
WIRE 624 160 560 160
WIRE 736 160 736 64
WIRE 736 160 704 160
WIRE 32 176 32 32
WIRE 160 176 32 176
WIRE 416 176 416 112
WIRE 416 176 240 176
WIRE 416 224 416 176
WIRE 560 224 560 160
WIRE 32 240 32 176
FLAG 32 320 0
FLAG 848 64 UA
FLAG 416 304 0
FLAG 256 128 0
FLAG 560 304 0
FLAG 832 208 0
SYMBOL res 144 192 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL voltage 32 224 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value2 AC 1.
SYMATTR InstName V1
SYMATTR Value SINE(0 0 50 0 0 0 10)
SYMBOL res 400 208 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL cap 240 64 R0
SYMATTR InstName C1
SYMATTR Value 680e-9
SYMBOL res 112 48 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R3
SYMATTR Value 10e3
SYMBOL Opamps\\opamp 640 128 M180
SYMATTR InstName U1
SYMBOL res 416 48 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 1e6
SYMBOL res 416 128 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R5
SYMATTR Value 1e6
SYMBOL res 608 176 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R6
SYMATTR Value 47k
SYMBOL res 544 208 R0
SYMATTR InstName R7
SYMATTR Value 18k
SYMBOL cap 768 80 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value 1e-6
SYMBOL res 816 112 R0
SYMATTR InstName R8
SYMATTR Value 20e3
TEXT 0 416 Left 2 !.ac oct 480 20 500
TEXT 0 440 Left 2 !.lib opamp.sub