<s>
Excursion	B-Application
is	O
defined	O
as	O
how	O
far	O
the	O
cone	O
of	O
a	O
speaker	O
linearly	O
travels	O
from	O
its	O
resting	O
position	O
.	O
</s>
<s>
Lower	O
frequency	O
drivers	O
or	O
subwoofers	B-Application
are	O
designed	O
to	O
move	O
more	O
air	O
and	O
have	O
more	O
excursion	B-Application
than	O
those	O
of	O
higher	O
frequency	O
.	O
</s>
<s>
If	O
a	O
speaker	O
is	O
pushed	O
beyond	O
its	O
limits	O
,	O
overexcursion	O
,	O
or	O
"	O
bottoming	O
out	O
,	O
"	O
can	O
occur	O
as	O
the	O
voice	B-Device
coil	I-Device
either	O
slips	O
out	O
of	O
the	O
magnetic	O
gap	O
or	O
hits	O
the	O
bottom	O
of	O
it	O
.	O
</s>
<s>
Often	O
,	O
large	O
speakers	O
such	O
as	O
those	O
used	O
in	O
clubs	O
and	O
in	O
professional	O
audio	O
actually	O
allow	O
little	O
cone	B-Application
excursion	I-Application
and/or	O
they	O
have	O
fairly	O
stiff	O
surrounds	O
that	O
do	O
not	O
allow	O
them	O
to	O
fluctuate	O
greatly	O
without	O
high	O
power	O
.	O
</s>
<s>
The	O
MTX	O
Jackhammer	O
,	O
a	O
22-inch	O
subwoofer	B-Application
made	O
by	O
MTX	O
Audio	O
,	O
is	O
capable	O
of	O
2.5inches	O
of	O
linear	O
cone	B-Application
excursion	I-Application
,	O
one	O
way	O
.	O
</s>
<s>
The	O
Thunder	O
1000000	O
,	O
the	O
record	O
holder	O
for	O
the	O
largest	O
subwoofer	B-Application
ever	O
made	O
,	O
with	O
a	O
diameter	O
of	O
60inches	O
,	O
is	O
capable	O
of	O
6inches	O
of	O
peak	O
to	O
peak	O
cone	B-Application
excursion	I-Application
.	O
</s>
