Owner's Manual
Vented
Enclosures
NOTE:
Vb
is
the
internal
volume,
before
any
speaker
and/or
port
dis-
placement.
All
external
dimensions
were
based
on
the
use
of
3/4"
(1.90cm)
materials.
NOTE:
When
using
enclosures
other
than
recommended,
call
Technical
Support
lor
correct
application.
3/4" MDF
I
[I]
I
Optimum
Vented
(Ported)
Enclosure
Sizes
Vented
Enclosures
10"
12"
-----~-
-~
--
---
--
-
-
-
-
Vb
-Internal
Area
cu.
ft.
(Liter)
1.25
(35.40)
1.50
(42.50)
Woofer
Displacement
cu.
ft
.
(Liter)
0.
15
(4
.
35)
0.
26
(7
.
3)
-·---·
..
--
---
------·
..
..
___
_______
Port
Displacement
cu.
ft.
(Liter)
0.06
(1.7)
0.03
(0
.
85)
Total
Internal
Volume
cu.
ft.
(Liter)
1.46
(41.45)
1.79
(49
.
83)
F
8
-
Tuning
Frequency
(Hz)
48.6
40
-
--
---
·- ·
---·--
F
3
-
3dB
Point
(Hz)
40
37.2
----- -
---
------
H-
Height
-inch
(em)
14.5
(36
.
83)
15.5
(39.37)
W-
Width
-
inch
(em)
25.0
(57
.
15)
21
.
75
(55
.
25)
-
---
---·--·
·
-······ -
-
--
-.----
---
~------
-
-
-
---
-
-
---
-
--
-
-
--
-
-----
-
--- -
---
D -
Depth
-
inch
(em)
10
.0
(25.40)
12
.5
(31.75)
P-
Port
Diameter
and
Length
-
inch
4 X
8.5
3 X
5.75
(em)
(10.16x21.65)
(7.62x14.59
)
NOTE:
The
port
shown
can
be
placed
on
any
face
of
t
he
enclosure
as
long
as
t
he
port
ends
are
not
obstructed.
NOTE:
When
us
ing
vented
enclo
s
ure
s,
for
ma
x
imum
reliability
and
power
h
an-
dling
ensure,
that
a s
ubsonic
or
"infrasonic"
filter
is
used
so
that
only
usable
low
frequency
signal
is
se
nt
to
the
s
ubwoof
e
r.
Infinite
Baffle
An
Infinit
e
Baffle
enc
losur
e d
es
ign
repr
ese
nts
an
application
wh
ere
th
e
compli-
ance
of
the
air
volume
within
the
enclosure
is
great
er
than
the
compliance
on
the
s
peaker'
s
suspension
(Vas)
An
infr
aso
nic
filt
er
is
required
for
reliable
performance.
Storage
or
Cavity Area
Baffle Board
En
clo
sur
es
Infinite
Baffle
10"
12"
· -
F
8
-
Tuning
~!~quencr
(Hz)
57.5
50.1
F
3
-
3dB
Point
(Hz)
58.0
--
--
--
---
---
-·-
50.5
Vas-
cu
. f
t.
(Liter)
2.02
(50
.
80)
4.43
(63
.
50)
--
Qtc-
Enc
l
osure
Damping
0.63
0.58
IMPORTANT:
Take
care
when
in
s
tal
li
ng
you
baffle
boar
d.
Ai
r
leaks
can
cause
significant
po
wer
loss.
The
more
care
yo
u
take
to
ensure
th
e
cav
ity
area
and
baffl
e
board
are
sealed
will
yield
optimum
re
sults.
Wiring
Configurations
By
varying
the
wiring
configuration
of
yo
ur
speakers
you
can
crea
te
an
impedan
ce
load
to
ma
tch
your
system.
Altering
the
wiring
configurations
gives
a
range
of
options
lor
impedance
loads.
Series,
Parallel,
or
Series-Pa
r
al
lel
wiring
configura-
tions
are
different
techniques
lor
wir
ing
speakers
that
prov
i
de
different
loads.
Se-
ries
configu
rat
ion
is
a
string
method
w
here
speakers
are
wired
end
to
end.
Parallel
configuration
uses
two
or
more
speake
rs
wired
across
common
terminals.
Series-
Parallel
conf
i
guration
combines
bo
th
techniques
.
Choose
t
he
wiring
diagram
that
corresponds
to
the
number
of
woo
fe
rs
and
the
impedance
of
your
amplifier
.
Parallel
Wiring
(2)
4
ohm
SVC
Spea
ker = 2
oh
m
Lo
ad
Series/Parallel
Wiring
Subwoofer
Crossovers
There
are
two
ope
ration
al
type
s
of
cr
osso
ve
rs,
p
ass
ive
and
ac
tive
.
Pas
s
ive
cross
-
ove
rs
(coil
s or
inductor
s)
are
pl
aced
on
th
e
speaker
lea
ds
be
tween
the
amplifier
and
s
peake
r.
An
ac
tiv
e
crossove
r
is
an
e
le
c
tr
o
ni
c
filter
tha
t
sepa
r
ates
the
audio
s
ignall
ed
to
di
fferent
a
mplifiers
. For
op
ti
mum
s
ubwoofer
p
erfo
rm
an
ce,
we r
eco
m-
mend
u
sing
an
act
ive
80-1
OOH
z l
ow
-
pass
crossove
r
at
12
dB
/
octave
.
5