Version 4
SHEET 1 880 680
WIRE 224 32 96 32
WIRE 272 32 224 32
WIRE 400 32 352 32
WIRE 96 64 96 32
WIRE 304 144 304 128
WIRE 224 160 224 32
WIRE 272 160 224 160
WIRE 400 176 400 32
WIRE 400 176 336 176
WIRE 512 176 400 176
WIRE -144 192 -192 192
WIRE -48 192 -64 192
WIRE -16 192 -48 192
WIRE 96 192 96 128
WIRE 96 192 64 192
WIRE 112 192 96 192
WIRE 224 192 192 192
WIRE 272 192 224 192
WIRE -288 224 -288 192
WIRE -192 224 -192 192
WIRE -48 240 -48 192
WIRE 224 240 224 192
WIRE 304 240 304 208
WIRE -288 336 -288 304
WIRE -192 336 -192 304
WIRE -48 336 -48 304
WIRE 224 336 224 304
FLAG 512 176 OUT
FLAG -192 336 0
FLAG -288 336 0
FLAG -288 192 +5V
FLAG 304 240 0
FLAG 304 128 +5V
FLAG 224 336 0
FLAG -48 336 0
SYMBOL Opamps\\LT1677 304 112 R0
SYMATTR InstName U1
SYMBOL voltage -192 208 R0
WINDOW 123 24 132 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value2 AC 1
SYMATTR InstName V1
SYMATTR Value 1
SYMBOL res 80 176 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 2.4k
SYMBOL res 208 176 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R2
SYMATTR Value 2.4k
SYMBOL cap 80 64 R0
SYMATTR InstName C1
SYMATTR Value 27n
SYMBOL voltage -288 208 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL cap 208 240 R0
SYMATTR InstName C2
SYMATTR Value 1.5n
SYMBOL res 368 16 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R3
SYMATTR Value 1n
SYMBOL cap -64 240 R0
SYMATTR InstName C3
SYMATTR Value 10n
SYMBOL res -48 176 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R4
SYMATTR Value 2.4k
TEXT 104 384 Left 0 !.ac dec 1000 1 20k