*version 8.0 295017527
u 117
E? 2
R? 7
V? 2
I? 2
LAPLACE? 4
@libraries
@analysis
.TF 0 v(vo) vi
.OP 1 
@targets
@attributes
@translators
a 0 u 13 0 0 0 hln 100 TANGO=PCB
a 0 u 13 0 0 0 hln 100 SCICARDS=PCB
a 0 u 13 0 0 0 hln 100 PROTEL=PCB
a 0 u 13 0 0 0 hln 100 PCAD=PCB
a 0 u 13 0 0 0 hln 100 PADS=PCB
a 0 u 13 0 0 0 hln 100 ORCAD=PCB
a 0 u 13 0 0 0 hln 100 EDIF=PCB
a 0 u 13 0 0 0 hln 100 CADSTAR=PCB
a 0 u 13 0 0 0 hln 100 PSPICE=PSPICE
a 0 u 13 0 0 0 hln 100 XILINX=XILINX
a 0 u 13 0 0 0 hln 100 PCBOARDS=PCB
@setup
unconnectedPins 0
connectViaLabel 0
connectViaLocalLabels 0
NoStim4ExtIFPortsWarnings 1
AutoGenStim4ExtIFPorts 1
@index
pageloc 1 0 3728 
@status
c 80:00:03:00:20:21;315735621
n 0 80:00:03:00:21:15;315735675 e 
s 2833 80:00:03:00:21:20;315735680 e 
*page 1 0 970 720 iA
@ports
port 6 AGND 330 140 h
a 1 s 3 0 -1 15 hln 100 LABEL=0
port 96 AGND 160 160 h
port 111 AGND 220 230 h
@parts
part 58 r 170 110 h
a 0 u 13 0 15 25 hln 100 VALUE=15k
a 0 sp 0 0 0 10 hlb 100 PART=r
a 0 s 0:13 0 0 0 hln 100 PKGTYPE=RC05
a 0 s 0:13 0 0 0 hln 100 GATE=
a 0 a 0:13 0 0 0 hln 100 PKGREF=R3
a 0 ap 9 0 15 0 hln 100 REFDES=R3
part 87 r 170 150 h
a 0 sp 0 0 0 10 hlb 100 PART=r
a 0 s 0:13 0 0 0 hln 100 PKGTYPE=RC05
a 0 s 0:13 0 0 0 hln 100 GATE=
a 0 x 0:13 0 0 0 hln 100 PKGREF=R1
a 0 xp 9 0 15 0 hln 100 REFDES=R1
a 0 u 13 0 15 25 hln 100 VALUE=15k
part 99 r 260 180 h
a 0 sp 0 0 0 10 hlb 100 PART=r
a 0 s 0:13 0 0 0 hln 100 PKGTYPE=RC05
a 0 s 0:13 0 0 0 hln 100 GATE=
a 0 x 0:13 0 0 0 hln 100 PKGREF=R2
a 0 xp 9 0 15 0 hln 100 REFDES=R2
a 0 u 13 0 15 25 hln 100 VALUE=3k
part 34 r 340 130 h
a 0 u 13 0 15 25 hln 100 VALUE=75
a 0 sp 0 0 0 10 hlb 100 PART=r
a 0 s 0:13 0 0 0 hln 100 PKGTYPE=RC05
a 0 s 0:13 0 0 0 hln 100 GATE=
a 0 x 0:13 0 0 0 hln 100 PKGREF=ro
a 0 xp 9 0 15 0 hln 100 REFDES=ro
part 59 r 260 80 h
a 0 sp 0 0 0 10 hlb 100 PART=r
a 0 s 0:13 0 0 0 hln 100 PKGTYPE=RC05
a 0 s 0:13 0 0 0 hln 100 GATE=
a 0 a 0:13 0 0 0 hln 100 PKGREF=R4
a 0 ap 9 0 15 0 hln 100 REFDES=R4
a 0 u 13 0 15 25 hln 100 VALUE=3k
part 108 IDC 220 230 u
a 0 sp 11 0 40 15 hln 100 PART=IDC
a 0 x 0:13 0 0 0 hln 100 PKGREF=itest
a 1 xp 9 0 30 40 hcn 100 REFDES=itest
a 1 u 13 0 -9 21 hcn 100 DC=1nA
part 2 E 280 130 U
a 0 a 0:13 0 0 0 hln 100 PKGREF=E1
a 1 ap 9 0 25 4 hln 100 REFDES=E1
a 0 x 11 0 25 34 hln 100 PART=eoa
a 0 u 0 0 0 10 hln 100 GAIN=200k
part 35 r 250 150 v
a 0 u 13 0 20 40 hln 100 VALUE=2Meg
a 0 sp 0 0 0 10 hlb 100 PART=r
a 0 s 0:13 0 0 0 hln 100 PKGTYPE=RC05
a 0 s 0:13 0 0 0 hln 100 GATE=
a 0 x 0:13 0 0 0 hln 100 PKGREF=rd
a 0 xp 9 0 20 5 hln 100 REFDES=rd
part 1 titleblk 970 720 h
a 1 s 13 0 350 10 hcn 100 PAGESIZE=A
a 1 s 13 0 180 60 hcn 100 PAGETITLE=
a 1 s 13 0 340 95 hrn 100 PAGECOUNT=1
a 1 s 13 0 300 95 hrn 100 PAGENO=1
@conn
w 8
a 0 up 0:33 0 0 0 hln 100 V=
s 320 120 330 120 7
s 330 120 330 140 9
a 0 up 33 0 332 130 hlt 100 V=
w 12
a 0 up 0:33 0 0 0 hln 100 V=
s 340 130 320 130 11
a 0 up 33 0 330 129 hct 100 V=
w 65
a 0 up 0:33 0 0 0 hln 100 V=
s 260 80 220 80 66
a 0 up 33 0 240 79 hct 100 V=
s 280 120 280 110 13
s 250 110 280 110 50
s 250 110 220 110 62
s 220 110 210 110 70
s 220 80 220 110 68
w 73
a 0 up 0:33 0 0 0 hln 100 V=
s 160 110 170 110 74
s 160 150 170 150 92
s 160 110 160 150 94
a 0 up 33 0 162 130 hlt 100 V=
s 160 160 160 150 97
w 105
a 0 up 0:33 0 0 0 hln 100 V=
s 300 180 380 180 104
s 380 80 380 130 78
a 0 up 33 0 382 106 hlt 100 V=
s 300 80 380 80 76
s 380 180 380 130 106
w 101
a 0 up 0:33 0 0 0 hln 100 V=
s 260 180 220 180 100
s 280 150 280 130 46
s 250 150 280 150 52
s 220 150 250 150 83
a 0 up 33 0 235 149 hct 100 V=
s 220 150 210 150 88
s 220 180 220 150 102
s 220 190 220 180 109
@junction
j 320 120
+ p 2 4
+ w 8
j 330 140
+ s 6
+ w 8
j 320 130
+ p 2 3
+ w 12
j 340 130
+ p 34 1
+ w 12
j 260 80
+ p 59 1
+ w 65
j 280 120
+ p 2 2
+ w 65
j 250 110
+ p 35 2
+ w 65
j 210 110
+ p 58 2
+ w 65
j 220 110
+ w 65
+ w 65
j 170 110
+ p 58 1
+ w 73
j 220 150
+ w 101
+ w 101
j 170 150
+ p 87 1
+ w 73
j 160 160
+ s 96
+ w 73
j 160 150
+ w 73
+ w 73
j 260 180
+ p 99 1
+ w 101
j 280 130
+ p 2 1
+ w 101
j 250 150
+ p 35 1
+ w 101
j 210 150
+ p 87 2
+ w 101
j 300 180
+ p 99 2
+ w 105
j 300 80
+ p 59 2
+ w 105
j 380 130
+ p 34 2
+ w 105
j 220 180
+ w 101
+ w 101
j 220 190
+ p 108 -
+ w 101
j 220 230
+ s 111
+ p 108 +
@attributes
a 0 s 0:13 0 0 0 hln 100 PAGETITLE=
a 0 s 0:13 0 0 0 hln 100 PAGENO=1
a 0 s 0:13 0 0 0 hln 100 PAGESIZE=A
a 0 s 0:13 0 0 0 hln 100 PAGECOUNT=1
@graphics
t 116 t 5 190 264 353 282 0 35
Finding Ro for the Howland Circuit