Version 4
SHEET 1 1240 700
WIRE 400 -1232 288 -1232
WIRE 496 -1232 480 -1232
WIRE 544 -1232 496 -1232
WIRE 640 -1232 624 -1232
WIRE 288 -1216 288 -1232
WIRE 560 -1152 560 -1168
WIRE 560 -1152 528 -1152
WIRE 560 -1136 560 -1152
WIRE 288 -1120 288 -1136
WIRE 496 -1120 496 -1232
WIRE 544 -1120 496 -1120
WIRE 640 -1104 640 -1232
WIRE 640 -1104 608 -1104
WIRE 704 -1104 640 -1104
WIRE 544 -1088 432 -1088
WIRE 208 -1072 208 -1088
WIRE 432 -1072 432 -1088
WIRE 528 -1056 528 -1152
WIRE 592 -1056 592 -1072
WIRE 592 -1056 528 -1056
WIRE 560 -1024 560 -1072
WIRE 208 -976 208 -992
WIRE 432 -976 432 -992
FLAG 208 -1088 +V
FLAG 208 -976 0
FLAG 432 -976 0
FLAG 704 -1104 OUT
FLAG 560 -1024 0
FLAG 432 -1088 IN
FLAG 560 -1168 +V
FLAG 288 -1120 0
SYMBOL voltage 208 -1088 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage 432 -1088 R0
WINDOW 123 24 146 Left 2
WINDOW 39 24 125 Left 2
SYMATTR InstName V2
SYMATTR Value SINE(2.5 0.5 250K)
SYMBOL res 496 -1248 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL res 640 -1248 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 1K
SYMBOL voltage 288 -1232 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName Vref
SYMATTR Value 2.5
SYMBOL Opamps\\ADA4805 576 -1104 R0
SYMATTR InstName U1
TEXT 720 -992 Left 2 !.tran 50u