Version 4 SHEET 1 1240 700 WIRE 432 -1216 416 -1216 WIRE 528 -1216 512 -1216 WIRE 544 -1216 528 -1216 WIRE 640 -1216 624 -1216 WIRE 144 -1152 144 -1168 WIRE 256 -1152 256 -1168 WIRE 528 -1120 528 -1216 WIRE 544 -1120 528 -1120 WIRE 640 -1104 640 -1216 WIRE 640 -1104 608 -1104 WIRE 704 -1104 640 -1104 WIRE 544 -1088 432 -1088 WIRE 432 -1072 432 -1088 WIRE 144 -1056 144 -1072 WIRE 256 -1056 256 -1072 WIRE 432 -976 432 -992 FLAG 144 -1168 +V FLAG 144 -1056 0 FLAG 432 -976 0 FLAG 704 -1104 OUT FLAG 432 -1088 IN FLAG 576 -1136 +V FLAG 256 -1168 -V FLAG 576 -1072 -V FLAG 416 -1216 0 FLAG 256 -1056 0 SYMBOL voltage 144 -1168 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 15 SYMBOL voltage 432 -1088 R0 WINDOW 123 24 146 Left 2 WINDOW 39 24 125 Left 2 SYMATTR InstName Vin SYMATTR Value SINE(0 1 10K) SYMBOL res 528 -1232 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 10K SYMBOL res 640 -1232 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 10K SYMBOL voltage 256 -1168 R0 WINDOW 123 24 146 Left 2 WINDOW 39 24 125 Left 2 SYMATTR InstName V2 SYMATTR Value -15 SYMBOL AD713 576 -1168 R0 SYMATTR InstName U1 TEXT 752 -960 Left 2 !.tran 1m