<s>
XCircuit	B-Application
is	O
a	O
Unix/X11	O
and	O
Windows	B-Application
program	O
for	O
drawing	O
publication-quality	O
electrical	O
circuit	O
schematic	O
diagrams	O
and	O
related	O
figures	O
and	O
the	O
production	O
of	O
circuit	O
netlists	O
through	O
schematic	O
capture	O
.	O
</s>
<s>
XCircuit	B-Application
regards	O
circuits	O
as	O
inherently	O
hierarchical	O
and	O
writes	O
both	O
PostScript	B-Language
output	O
and	O
hierarchical	O
SPICE	B-Protocol
netlists	O
.	O
</s>
<s>
XCircuit	B-Application
does	O
not	O
separate	O
artistic	O
expression	O
from	O
circuit	O
drawing	O
;	O
it	O
maintains	O
flexibility	O
in	O
style	O
without	O
compromising	O
the	O
power	O
of	O
schematic	O
capture	O
.	O
</s>
<s>
XCircuit	B-Application
was	O
written	O
and	O
is	O
maintained	O
by	O
Tim	O
Edwards	O
,	O
currently	O
with	O
Efabless	O
Corp.	O
,	O
formerly	O
with	O
the	O
Johns	O
Hopkins	O
University	O
Applied	O
Physics	O
Laboratory	O
in	O
Laurel	O
,	O
Maryland	O
.	O
</s>
<s>
XCircuit	B-Application
was	O
initially	O
written	O
in	O
the	O
summer	O
of	O
1993	O
as	O
a	O
drawing	O
program	O
to	O
render	O
circuit	O
diagrams	O
for	O
an	O
undergraduate	O
electrical	O
engineering	O
course	O
in	O
the	O
Johns	O
Hopkins	O
University	O
Whiting	O
School	O
of	O
Engineering	O
Part-time	O
programs	O
.	O
</s>
<s>
PCB	B-Language
layout	O
editing	O
can	O
be	O
accomplished	O
with	O
the	O
program	O
"	O
PCB	B-Language
"	O
that	O
can	O
use	O
net-lists	O
and	O
other	O
files	O
from	O
XCircuit	B-Application
.	O
</s>
