Owner's Manual
ULTRA
SPEAKER
FEATURES
&
SPECIFICATIONS
ULTRA
SURROUND
Frequency
Response
and
Electro-Acoustic
Data:
•
Rated
bandwidth:
58
Hz-32
kHz
(±
3
dB).
•
Nominal
impedance:
8
ohms.
•
Sensitivity:
87
dB
(2.83V@
1
meter
full-space,
300-3kHz).
•
Recommended
amplifier
power:
20-250
watts
Loudspeaker
Physical
Description:
·
•
Dual
Baffle
Surround
Loudspeaker
•
Dimensions
(HxWxD):
14"
x
12.3"
x
5.4",
35.6
x
31.2
x
13.7
em.
•
Weight:
18
lbs.,
8.1
kgs.
•
Dual
independent
gold-plated
5-way
binding
posts.
•
Cloth
grille
with
pin/cup
retention
system.
•
Aluminum
wall
mounting
bracket
with
safety
catch
feature
to
help
prevent
inadvertent
removal.
Driver
Array
and
Technical
Highlights:
•
1"
tweeter
features
FEA-optimized
diffuser
and
aluminum
dome.
•
5.25"
woofer
features
composite
glass-fiber
cone,
aluminum
shorting
ring,
cast
aluminum
basket
and
vented
voice
coil
former.
Unique
Surround
Sound
Operating
Modes:
•
Bipole
mode
(both
sets
of
drivers
in
phase).
•
Dipole
mode
(both
set
of
drivers
out
of
phase).
•
Duet
mode
(each
set
of
drivers
receives
a
discrete
signal,
creating
two
separate
speakers
within
one
cabinet).
•
Duet
mode
apows
true
7-channel
surround
sound
with
just
one
pair
of
surround
speakers.
SoundMatch
Crossover
Network:
•
2-way
crossover
with
premium-grade
capacitors,
air-core
inductors
and
heavy-trace
printed
circuit
boards.
•
Dual
isolated
crossover
networks
allows
for
bipole,
dipole
or
unique
Duet
mode.
•
Crossover
frequency
and
slopes
optimized
for
outstanding
total
radiated
sound
power.
•
Tweeter-to-woofer
crossover:
2
kHz.
Cabinet
Construction
Technical
Highlights:
.
•
Non-parallel
cabinet
panels
reduces
axial
standing
waves
within
the
cabinet,
reducing
frequency
response
coloration.
•
Acoustically
transparent
and
FEA
optimized
grilles,
wedge-shaped
front
baffle
and
flush-mounted
drivers
all
contribute
to
reduced
edge
diffraction
and
improved
on-axis
high
frequency
response.