Version 4
SHEET 1 896 680
WIRE 48 64 32 64
WIRE 144 64 128 64
WIRE 224 64 144 64
WIRE 352 64 304 64
WIRE -208 112 -208 96
WIRE -80 112 -80 96
WIRE 208 128 208 112
WIRE 144 176 144 64
WIRE 176 176 144 176
WIRE -208 208 -208 192
WIRE -80 208 -80 192
WIRE 352 208 352 64
WIRE 352 208 320 208
WIRE 416 208 352 208
WIRE 176 240 16 240
WIRE 16 256 16 240
WIRE 208 304 208 288
WIRE 256 336 256 288
WIRE 400 336 256 336
WIRE 16 352 16 336
WIRE 400 352 400 336
WIRE 400 448 400 432
FLAG -80 208 0
FLAG 208 112 +V
FLAG -80 96 +V
FLAG 208 304 -V
FLAG -208 208 0
FLAG -208 96 -V
FLAG 32 64 0
FLAG 16 352 0
FLAG 400 448 0
FLAG 16 240 IN
FLAG 416 208 OUT
FLAG 400 336 _SHDN
SYMBOL voltage -80 96 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -208 96 R0
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL res 320 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 324
SYMBOL res 144 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 200
SYMBOL voltage 16 240 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 1 10K)
SYMBOL opamps\\LT1398 208 208 R0
SYMATTR InstName U1
SYMBOL voltage 400 336 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value PULSE(0 5 0 1u 1u .5m 1m)
TEXT 168 400 Left 2 !.tran 3m