Version 4
SHEET 1 1636 680
WIRE 240 32 0 32
WIRE 384 32 240 32
WIRE 656 32 384 32
WIRE 240 80 240 32
WIRE 384 80 384 32
WIRE 0 96 0 32
WIRE 656 112 656 32
WIRE 624 128 528 128
WIRE 784 144 688 144
WIRE 528 160 528 128
WIRE 528 160 384 160
WIRE 624 160 576 160
WIRE 384 176 384 160
WIRE 784 176 784 144
WIRE 0 208 0 176
WIRE 0 208 -64 208
WIRE -64 240 -64 208
WIRE 384 272 384 256
WIRE 0 288 0 208
WIRE 784 320 784 256
WIRE 240 352 240 160
WIRE 576 352 576 160
WIRE 576 352 240 352
WIRE 0 464 0 368
WIRE 656 464 656 176
WIRE 656 464 0 464
WIRE 784 464 784 384
WIRE 784 464 656 464
FLAG 240 416 0
FLAG -64 240 0
FLAG 384 272 0
SYMBOL res 224 64 R0
SYMATTR InstName R1
SYMATTR Value 8k
SYMBOL cap 224 352 R0
WINDOW 0 42 22 Left 2
SYMATTR InstName C1
SYMATTR Value 100µ
SYMBOL res 368 64 R0
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL res 368 160 R0
SYMATTR InstName R5
SYMATTR Value 100k
SYMBOL Opamps\\UniversalOpamp2 656 144 R0
SYMATTR InstName U1
SYMBOL voltage 0 272 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 2.5
SYMBOL voltage 0 80 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value 2.5
SYMBOL res 768 160 R0
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL cap 768 320 R0
SYMATTR InstName C2
SYMATTR Value 10µ
TEXT -84 488 Left 2 !.tran 3 uic