Version 4
SHEET 1 880 680
WIRE 224 208 96 208
WIRE 224 224 224 208
WIRE 400 256 352 256
WIRE 480 256 400 256
WIRE 96 272 96 208
WIRE 400 272 400 256
WIRE 224 320 224 304
WIRE 352 320 352 256
WIRE 352 320 224 320
WIRE 224 336 224 320
WIRE 400 368 400 352
WIRE 400 368 256 368
WIRE 400 384 400 368
WIRE 96 416 96 352
WIRE 224 416 224 400
WIRE 400 480 400 464
FLAG 96 416 0
FLAG 224 416 0
FLAG 480 256 OUT
FLAG 400 480 0
SYMBOL voltage 96 256 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 208 208 R0
SYMATTR InstName R1
SYMATTR Value 3.6K
SYMBOL LT1009 224 368 R0
SYMATTR InstName U1
SYMBOL res 384 256 R0
SYMATTR InstName R2
SYMATTR Value {10K*(1-x)}
SYMBOL res 384 368 R0
SYMATTR InstName R3
SYMATTR Value {10K*x}
TEXT 568 392 Left 2 !.dc TEMP -55 125 .1\n.step param x .4 .6 .1