Version 4 SHEET 1 880 680 WIRE -608 -688 -608 -736 WIRE -496 -688 -608 -688 WIRE -352 -688 -352 -736 WIRE -224 -688 -352 -688 WIRE -608 -672 -608 -688 WIRE -496 -672 -496 -688 WIRE -352 -672 -352 -688 WIRE -224 -672 -224 -688 WIRE -608 -576 -608 -592 WIRE -496 -576 -496 -608 WIRE -496 -576 -608 -576 WIRE -352 -576 -352 -592 WIRE -224 -576 -224 -608 WIRE -224 -576 -352 -576 WIRE -608 -528 -608 -576 WIRE -352 -528 -352 -576 WIRE -464 -288 -528 -288 WIRE -304 -288 -384 -288 WIRE 112 -288 -80 -288 WIRE -528 -224 -528 -288 WIRE -304 -224 -528 -224 WIRE 256 -224 -80 -224 WIRE -448 -160 -528 -160 WIRE -304 -160 -448 -160 WIRE 0 -160 -80 -160 WIRE 256 -128 256 -224 WIRE -528 -96 -528 -160 WIRE -304 -96 -384 -96 WIRE 112 -96 -80 -96 WIRE -384 -32 -384 -96 WIRE -528 32 -528 -16 WIRE -448 32 -448 -160 WIRE 0 32 0 -160 WIRE 0 32 -448 32 WIRE 256 32 256 -48 FLAG -608 -736 V+ FLAG -352 -736 V- FLAG -528 32 0 FLAG -384 -32 0 FLAG 112 -96 V- FLAG 112 -288 V+ FLAG -608 -528 0 FLAG -352 -528 0 FLAG 256 32 0 SYMBOL Misc\\AD633 -192 -192 R0 SYMATTR InstName U1 SYMATTR Value "" SYMBOL voltage -608 -688 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value +15V SYMBOL voltage -352 -688 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value -15V SYMBOL voltage -528 -112 R0 WINDOW 3 -259 -9 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value SINE(0 1 10k 0 0 0 10k) SYMBOL voltage -368 -288 R90 WINDOW 3 -63 -65 VRight 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V4 SYMATTR Value SINE(0 1 1k 0 0 0 1k) SYMBOL cap -512 -672 R0 SYMATTR InstName C2 SYMATTR Value 0.1µ SYMBOL cap -240 -672 R0 SYMATTR InstName C3 SYMATTR Value 0.1µ SYMBOL res 240 -144 R0 SYMATTR InstName R1 SYMATTR Value 100k TEXT -382 -400 Left 2 !.tran 0.1