1
QS_D
A_LF
-218_
v1.0
Dual-18˝ Band-Pass Compact Multipurpose Subwoofer
QuickStart Guide
LF
Series models allow the user to choose the most adequate subwoofer for
any given situation from within a family of products with common finish, design
solutions and performance philosophy as well as shared rigging and transport
accessories.
LF-
218 is compact Dual 18” multipurpose high output subwoofer for a very wide
range of configurations of both professional portable sound reinforcement,
touring and premium installations.
Like All IDea Loudspeakers
LF-
218 is built with the necessary structural strength
and finish quality required for durable touring use. Its high quality 18 mm birch
plywood enclosure covered with DUTCH ACOUSTICS Aquaforce custom paint
solution and a 2 mm steel front grill will keep your equipment safe and brand
new after hours of heavy touring.
LF-
218 features four integrated handles and two 35 mm pole mount sockets for
vertical and horizontal set-ups. Optional wheels kit is also available.
+/- 1
Subwoofer Signal
+/- 2
Parallel Signal
NL-4 PINOUT:
SYSTEM CONFIGURATION AND SETTINGS
RECOMMENDED SETTINGS
LF-
218 back panel is fitted with a pair of Neutrik NL-4 connectors in parallel
for straightforward, flexible installation setup.
LF-
218
INPUT
LINK
PRODUCT OF EUROPE
Made in Spain
Designed, engineered
and manufactured in Europe
The installation of this product
should be implemented by
qualified professionals
following safe practices and
local regulations.
Refer to the owner's manuals
for rigging instructions,
system components and
suspension hardware intended
for this product.
NL-4 PINOUT
Subwoofer Signal
Parallel Signal
Type
Freq
Q
Gain
Bell
129 Hz
9.0
-3.60
Bell
200 Hz
5.0
-1.50
Bell
85 Hz
5.0
2.00
HPF:
38 Hz
Butterworth 18dB
LPF:
98 Hz
Butterworth 24dB
LPF@ 100 Hz
Type
Freq
Q
Gain
Bell
131 Hz
9.0
-2.80
Bell
200 Hz
4.0
-7.00
Bell
100 Hz
4.5
1.90
HPF:
38 Hz
Butterworth 18dB
LPF:
120 Hz
Butterworth 18dB
LPF@ 120 Hz
Type
Freq
Q
Gain
Bell
129 Hz
9.0
-3.00
Bell
200 Hz
5.0
-4.00
Bell
100 Hz
4.5
1.50
HPF:
38 Hz
Butterworth 18dB
LPF:
160 Hz
Butterworth 18dB
LPF@ 150 Hz
LF-
218