Version 4
SHEET 1 880 680
WIRE 192 112 -48 112
WIRE -48 128 -48 112
WIRE 192 128 192 112
WIRE 352 160 336 160
WIRE 80 208 64 208
WIRE 352 208 336 208
WIRE -48 224 -48 208
WIRE -160 272 -176 272
WIRE 80 272 -80 272
WIRE 352 272 336 272
WIRE 352 320 336 320
WIRE 240 384 240 368
WIRE 144 400 144 368
WIRE 192 400 192 368
WIRE 192 400 144 400
WIRE 192 416 192 400
WIRE 192 512 192 496
FLAG 192 512 0
FLAG -176 272 0
FLAG 64 208 0
FLAG -48 224 0
FLAG 240 384 0
SYMBOL voltage -64 272 R90
WINDOW 123 74 56 VTop 2
WINDOW 39 53 56 VTop 2
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName V1
SYMATTR Value SINE(0 10m 100Meg)
SYMBOL voltage 192 400 R0
SYMATTR InstName V2
SYMATTR Value -1.5
SYMBOL voltage -48 112 R0
SYMATTR InstName V4
SYMATTR Value 1.5
SYMBOL LTC6401-20 208 240 R0
WINDOW 3 62 144 Left 2
SYMATTR InstName U1
TEXT 320 448 Left 2 !.tran 100n