Version 4
SHEET 1 880 680
WIRE 512 -48 -64 -48
WIRE 288 0 272 0
WIRE 384 0 368 0
WIRE 416 0 384 0
WIRE 512 0 512 -48
WIRE 512 0 496 0
WIRE 272 32 272 0
WIRE -64 64 -64 -48
WIRE -48 64 -64 64
WIRE 48 64 32 64
WIRE 144 64 48 64
WIRE 160 64 144 64
WIRE 256 64 240 64
WIRE 48 80 48 64
WIRE 144 80 144 64
WIRE 640 80 640 64
WIRE 432 96 432 80
WIRE 384 112 384 0
WIRE 400 112 384 112
WIRE 512 128 512 0
WIRE 512 128 464 128
WIRE 256 144 256 64
WIRE 400 144 256 144
WIRE 48 160 48 144
WIRE 96 160 48 160
WIRE 144 160 144 144
WIRE 144 160 96 160
WIRE 432 176 432 160
WIRE 640 176 640 160
WIRE 640 176 608 176
WIRE -64 192 -64 64
WIRE -32 192 -64 192
WIRE 48 192 32 192
WIRE 144 192 48 192
WIRE 160 192 144 192
WIRE 256 192 256 144
WIRE 256 192 224 192
WIRE 640 192 640 176
WIRE 48 208 48 192
WIRE 144 208 144 192
WIRE 640 288 640 272
WIRE 48 304 48 288
WIRE 96 304 96 160
WIRE 96 304 48 304
WIRE 144 304 144 288
WIRE 144 304 96 304
WIRE 96 320 96 304
FLAG 608 176 0
FLAG 640 288 V-
FLAG 432 80 V-
FLAG 640 64 V+
FLAG 432 176 V+
FLAG 272 32 0
FLAG 96 320 0
SYMBOL voltage 640 64 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 15V
SYMBOL voltage 640 176 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 15V
SYMBOL cap 32 80 R0
SYMATTR InstName C1
SYMATTR Value 10n
SYMBOL cap 128 80 R0
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL cap 32 176 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C3
SYMATTR Value 10n
SYMBOL cap 224 176 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C4
SYMATTR Value 10n
SYMBOL res 32 192 R0
WINDOW 0 -39 64 Left 0
WINDOW 3 -45 92 Left 0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res 128 192 R0
WINDOW 0 39 62 Left 0
WINDOW 3 36 90 Left 0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL res 256 48 R90
WINDOW 0 -5 82 VBottom 0
WINDOW 3 -35 40 VTop 0
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL res 48 48 R90
WINDOW 0 -3 89 VBottom 0
WINDOW 3 -33 49 VTop 0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL Opamps\\LT1014 432 192 M180
WINDOW 3 16 -3 Left 0
SYMATTR InstName U1
SYMBOL res 384 -16 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R5
SYMATTR Value 1k
SYMBOL res 512 -16 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R6
SYMATTR Value 10k
TEXT -72 368 Left 0 !.tran 0 10ms 0 1us uic