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L1
Model II
®
portable line array system
Engineers' and Architects'
Specifications
The system shall be a multiple driver, full-range
portable loudspeaker system with internally
supplied power amplification, active equalization
and external bass modules.
The transducer complement shall consist of twenty-
four 2.25" (57 mm) high-excursion, high-frequency
drivers mounted in an Articulated Array
speaker design, coupled with two 5.25" (133 mm)
high-excursion, low-frequency drivers mounted in
a vented bass enclosure. The loudspeaker array
shall be wired in a series/parallel configuration.
The nominal horizontal beamwidth of the
loudspeaker shall be 197° , and the vertical
coverage shall be a narrow band of sound
confined to the top and bottom of the array.
The power amplification for transducers shall
be supplied by the integrated power stand
providing 500 W continuous pink noise, band-
limited from 40 Hz to 12 kHz (-3 dB).
The input connectors of the power stand
module shall consist of one ¼" TS unbalanced
or TRS balanced receptacle and one digital
Ethercon (RJ-45) receptacle for coupling the T1
ToneMatch
audio engine. The system's output
®
connectors shall provide one NL4 receptacle
capable of distributing power for two low-
frequency B1 bass modules and one ¼" TRS line-
level receptacle for supplying signal to a PackLite
extended bass package.
The enclosure of the Cylindrical Radiator
loudspeaker shall be constructed of extruded
aluminum. The system's power stand shall be
constructed of polypropylene materials. The total
assembled system height shall be 84" (2134 mm),
while the total assembled system weight shall be
103 lbs. (46.7 kg).
The loudspeaker shall be the Bose
portable line array system.
Safety and Regulatory Compliance
The Model II system complies with the following
standards:
•
•
This equipment has been tested and found
to comply with the limits for a Class A digital
loud-
®
device, pursuant to Part 15 of the FCC rules. This
product complies with the Canadian ICES-003
Class A specifications. This product conforms to
the EMC Directive 289/336/EC Under standards:
EN55103-1 & 2: 1997, Environment 2.
How our Loudspeakers are
Measured
Calculated Max SPL
Calculated based on input sensitivity and maximum
input power rating exclusive of power compression.
More Information
Technical literature and other materials are
available at pro.Bose.com.
®
®
L1
Model II
®
®
UL/IEC/EN 60065 7
Edition Safety
th
Standard for Audio and Video Equipment
Ecodesign Directive 2005/32/EC
7
OF 8
p r o . B o s e . c o m