<s>
Modedit	B-Application
was	O
a	O
MOD	O
file	O
editor	O
(	O
a	O
form	O
of	O
Tracker	B-Application
)	O
for	O
MS-DOS	B-Application
written	O
by	O
Norman	O
Lin	O
and	O
distributed	O
as	O
Shareware	B-License
in	O
1991	O
and	O
1992	O
.	O
</s>
<s>
It	O
was	O
one	O
of	O
the	O
first	O
MOD	O
software	O
available	O
for	O
the	O
PC	B-Device
.	O
</s>
<s>
Its	O
ability	O
to	O
play	O
MODs	O
through	O
the	O
PC	B-Device
speaker	I-Device
without	O
requiring	O
additional	O
sound	O
hardware	O
,	O
was	O
achieved	O
by	O
using	O
code	O
written	O
by	O
Mark	O
J	O
.	O
Cox	O
.	O
</s>
<s>
It	O
had	O
4	O
columns	O
corresponding	O
to	O
the	O
4	O
channels	O
of	O
the	O
MOD	O
file	O
,	O
and	O
each	O
column	O
was	O
divided	O
into	O
3	O
smaller	O
columns	O
for	O
pitch	O
(	O
note	O
name	O
and	O
octave	B-Language
number	O
)	O
,	O
sample	O
number	O
(	O
corresponding	O
to	O
an	O
entry	O
in	O
the	O
sample	O
list	O
)	O
,	O
and	O
special	O
effects	O
code	O
(	O
if	O
any	O
)	O
.	O
</s>
<s>
These	O
values	O
could	O
be	O
edited	O
directly	O
by	O
typing	O
,	O
in	O
a	O
manner	O
reminiscent	O
of	O
a	O
hex	B-Application
editor	I-Application
.	O
</s>
