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Bose Professional Systems Division
TECHNICAL DATA SHEET
1
Key Features
High-performing, self-powered, portable two-way loudspeaker •
system designed for the production and reproduction of live
music, music playback, speeches and A/V sound reproduction.
Spatial Dispersion•
™
loudspeaker technology produces wide,
uniform sound coverage throughout the entire listening
area – even off to the extreme sides.
Consistent front-to-back coverage, vertical line array •
design produces a loss of only 3 dB in sound pressure level
per doubling in distance.
Retractable folding leg mechanism for easy transport.•
Lightweight, interlocking components.•
Expandable bass design supports the use of multiple •
B1 bass modules.
Digital Ethercon port provides single-wire connectivity •
for the T1 ToneMatch
®
audio engine.
For smaller to larger spaces with audiences of up to 500.•
Description
The L1
®
Model II portable line array system is a self-powered loudspeaker system designed to provide wide,
uniform sound coverage and easy setup. Spatial Dispersion loudspeaker technology delivers clear, powerful
sound throughout the entire listening area – even off to the extreme sides. The interlocking components
are easily transported and eliminate the need for external speaker wires and stands.
The system offers one ¼" TS unbalanced or TRS balanced analog input and one digital Ethercon port
for single-wire integration of the T1 ToneMatch audio engine. The L1 Model II system is well-suited for
professional applications such as music playback, speeches and A/V sound reproduction.
Descriptive Data
System Specifications
System Type Self-powered, two-way
Calculated Maximum SPL @ 1m (continuous and peak) 115 dB continuous, 121 dB peak
Frequency Range (-3 dB) 40 Hz – 12 kHz
Frequency Range (-10 dB) 32 Hz – 14 kHz
Crossover Frequency 200 Hz 24 dB per octave
Nominal Coverage Pattern 197° H
Power
System Power Rating 500 W
Low-Frequency Amplifier 250 W
High-Frequency Amplifier 250 W
Distortion at Rated Power 0.1% Max 30 Hz – 15 kHz
System Limiter Dynamic Limiter
Transducers
High-Frequency Drivers (Cylindrical Radiator
®
loudspeaker) (24) 2.25" HF drivers
Low-Frequency Drivers (B1 bass module) (2) 5.25" LF drivers (8 Ω)
L1
®
Model II
portable line array system
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Weight and Dimensions
