Version 4
SHEET 1 936 680
WIRE -80 -80 -112 -80
WIRE 272 -80 -80 -80
WIRE -80 -16 -80 -80
WIRE 192 -16 160 -16
WIRE 416 -16 336 -16
WIRE 512 -16 416 -16
WIRE 192 0 192 -16
WIRE 272 0 272 -80
WIRE 272 0 240 0
WIRE 336 0 336 -16
WIRE 416 0 416 -16
WIRE 688 32 560 32
WIRE 720 32 688 32
WIRE 160 48 160 -16
WIRE 176 48 160 48
WIRE 272 48 256 48
WIRE 560 48 560 32
WIRE 512 64 512 -16
WIRE 160 80 160 48
WIRE -80 96 -80 64
WIRE 336 96 336 80
WIRE 416 96 416 80
WIRE 416 96 336 96
WIRE 336 128 336 96
WIRE 128 144 48 144
WIRE 160 144 128 144
WIRE 272 144 272 48
WIRE 272 144 240 144
WIRE 512 144 512 112
WIRE 560 144 560 128
WIRE 560 144 512 144
WIRE 560 176 560 144
WIRE 48 256 48 144
WIRE 384 256 48 256
WIRE 688 256 688 32
WIRE 688 256 464 256
WIRE 48 304 48 256
WIRE 48 416 48 384
FLAG 160 80 0
FLAG -80 96 0
FLAG 336 128 0
FLAG 560 176 0
FLAG 720 32 Vout
IOPIN 720 32 Out
FLAG 48 416 0
FLAG -112 -80 Vin
IOPIN -112 -80 In
FLAG 128 144 Vn
SYMBOL e 272 48 R90
WINDOW 0 52 62 VRight 2
WINDOW 3 49 27 VRight 2
SYMATTR InstName E1
SYMATTR Value 1
SYMBOL Misc\\signal -80 -32 R0
WINDOW 0 14 -18 Left 2
WINDOW 3 15 10 Left 2
SYMATTR InstName V1
SYMBOL f 336 0 R0
SYMATTR InstName F1
SYMATTR Value E1 1
SYMBOL res 400 -16 R0
WINDOW 3 20 89 Left 2
SYMATTR InstName ZT
SYMATTR Value 1Meg
SYMBOL e 560 32 R0
SYMATTR InstName E2
SYMATTR Value 1
SYMBOL res 32 288 R0
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL res 480 240 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 2k
SYMBOL res 256 128 R90
WINDOW 0 60 92 VBottom 2
WINDOW 3 35 58 VTop 2
SYMATTR InstName R3
SYMATTR Value 1
TEXT 248 368 Left 2 !.tran 0 2m 0 1µ
TEXT 64 -96 Left 2 ;Vin=Vp
LINE Normal 128 -64 128 -160 2
LINE Normal 128 224 128 -64 2
LINE Normal 656 32 128 -160 2
LINE Normal 128 224 656 32 2