Version 4
SHEET 1 896 680
WIRE 272 80 64 80
WIRE -288 112 -288 96
WIRE -160 112 -160 96
WIRE 112 128 96 128
WIRE 192 128 176 128
WIRE 96 192 96 128
WIRE 176 192 96 192
WIRE -288 208 -288 192
WIRE -160 208 -160 192
WIRE 176 208 176 192
WIRE 192 208 192 128
WIRE 208 208 208 192
WIRE 64 224 64 80
WIRE 160 224 64 224
WIRE 272 240 272 80
WIRE 272 240 224 240
WIRE -32 256 -112 256
WIRE 160 256 48 256
WIRE -112 272 -112 256
WIRE 192 288 192 272
WIRE -112 368 -112 352
FLAG -160 208 0
FLAG 208 192 +V
FLAG -160 96 +V
FLAG 192 288 -V
FLAG -288 208 0
FLAG -288 96 -V
FLAG -112 368 0
SYMBOL voltage -160 96 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage -288 96 R0
SYMATTR InstName V2
SYMATTR Value -15
SYMBOL voltage -112 256 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 1 1K)
SYMBOL opamps\\LT1008 192 176 R0
SYMATTR InstName U1
SYMBOL cap 176 112 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 1000p
SYMBOL res 64 240 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 100K
TEXT 256 336 Left 2 !.tran 3m