<s>
The	O
Shure	B-Algorithm
SM58	I-Algorithm
is	O
a	O
professional	O
cardioid	O
dynamic	O
microphone	O
,	O
commonly	O
used	O
in	O
live	O
vocal	O
applications	O
.	O
</s>
<s>
The	O
SM58	B-Algorithm
is	O
the	O
most	O
popular	O
live	O
vocal	O
microphone	O
in	O
the	O
world	O
.	O
</s>
<s>
It	O
is	O
a	O
development	O
of	O
the	O
SM57	B-Algorithm
microphone	O
,	O
which	O
is	O
another	O
industry	O
standard	O
for	O
both	O
live	O
and	O
recorded	O
music	O
.	O
</s>
<s>
Like	O
all	O
directional	O
microphones	O
,	O
the	O
SM58	B-Algorithm
is	O
subject	O
to	O
proximity	O
effect	O
,	O
a	O
low-frequency	B-Algorithm
boost	O
when	O
used	O
close	O
to	O
the	O
source	O
.	O
</s>
<s>
There	O
are	O
wired	O
(	O
with	O
and	O
without	O
on/off	O
switch	O
)	O
and	O
wireless	B-Device
versions	O
.	O
</s>
<s>
The	O
wired	O
version	O
provides	O
balanced	B-Protocol
audio	I-Protocol
through	O
a	O
male	O
XLR	B-Device
connector	I-Device
.	O
</s>
<s>
The	O
SM58	B-Algorithm
uses	O
an	O
internal	O
shock	O
mount	O
to	O
reduce	O
handling	O
noise	O
.	O
</s>
<s>
A	O
distinctive	O
feature	O
of	O
the	O
SM58	B-Algorithm
is	O
its	O
pneumatic	O
suspension	O
system	O
for	O
the	O
microphone	O
capsule	O
.	O
</s>
<s>
The	O
SM58	B-Algorithm
is	O
unswitched	O
,	O
while	O
the	O
otherwise	O
identical	O
SM58S	B-Algorithm
has	O
a	O
sliding	O
on-off	O
switch	O
on	O
the	O
body	O
.	O
</s>
<s>
Other	O
suffixes	O
refer	O
to	O
any	O
accessories	O
supplied	O
with	O
the	O
microphone	O
:	O
when	O
a	O
cable	O
is	O
provided	O
,	O
the	O
model	O
is	O
actually	O
SM58-CN	O
,	O
while	O
the	O
SM58-LC	O
has	O
no	O
provided	O
cable	O
(	O
LC	O
means	O
Less	O
Cable	O
)	O
;	O
the	O
SM58-X2u	O
kit	O
consists	O
of	O
the	O
SM58-LC	O
and	O
an	O
inline	O
X2u	O
XLR-to-USB	O
signal	O
adaptor	O
(	O
capable	O
of	O
providing	O
phantom	O
power	O
for	O
condenser	O
microphones	O
,	O
and	O
offering	O
an	O
in-built	O
headphone	O
jack	O
for	O
monitoring	O
)	O
.	O
</s>
<s>
The	O
primary	O
difference	O
between	O
the	O
SM58	B-Algorithm
and	O
the	O
SM57	B-Algorithm
is	O
the	O
grille	O
.	O
</s>
<s>
The	O
SM58	B-Algorithm
is	O
intended	O
for	O
live	O
vocal	O
performances	O
,	O
which	O
tend	O
to	O
put	O
the	O
microphone	O
much	O
closer	O
to	O
plosives	O
.	O
</s>
<s>
These	O
can	O
stress	O
the	O
diaphragm	B-Device
and	O
distort	O
sound	O
.	O
</s>
<s>
The	O
rounded	O
grille	O
of	O
the	O
SM58	B-Algorithm
is	O
lined	O
inside	O
with	O
a	O
thin	O
layer	O
of	O
reticulated	O
foam	O
(	O
open-cell	O
foam	O
)	O
to	O
serve	O
as	O
a	O
pop	O
filter	O
.	O
</s>
<s>
In	O
2007	O
and	O
2008	O
,	O
the	O
SM58	B-Algorithm
won	O
the	O
MI	O
Pro	O
Retail	O
Survey	O
"	O
Best	O
Live	O
Microphone	O
"	O
award	O
.	O
</s>
<s>
In	O
2011	O
,	O
Acoustic	O
Guitar	O
magazine	O
honored	O
the	O
SM58	B-Algorithm
with	O
a	O
Gold	O
Medal	O
in	O
the	O
Player	O
's	O
Choice	O
Awards	O
.	O
</s>
<s>
The	O
SM58	B-Algorithm
and	O
SM57	B-Algorithm
have	O
been	O
extensively	O
counterfeited	O
.	O
</s>
