BOSE L1 Model I portable line array system

BOSE L1 Model I état impeccable et housses

Key Features
• High-performing, powered, portable two-way loudspeaker system with
a 160° H x 0° V nominal dispersion 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, 24 drivers mounted in a vertical line
array design produce a loss of only 3 dB in sound pressure level per
doubling in distance
• Integrated ToneMatch® presets for popular vocal microphones and
instruments
• Integrated 4-channel mixer with wired remote control
• Lightweight, interlocking components for easy transport
• Expandable bass design supports the use of multiple B1 bass modules

Technical Specifications
TECHNICAL DATA SHEET
System Performance
System Type Self powered, two-way
Frequency Response (+/-3 dB)1 40 Hz - 12 kHz
Frequency Range (-10 dB)1 32 Hz - 14 kHz
Nominal Dispersion 160° H x 0° V
Maximum SPL @ 1 m2 115 dB SPL (121 dB SPL peak)
Crossover Frequency 200 Hz (24 dB / octave)
Amplification
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
Overload Protection AC power fuse - T15AH / 250 V
Power Indicator Green LED: system on, Red LED: fault
Transducers
Driver Compliment Cylindrical Radiator® loudspeakers: Twenty-four (24) 2.25" (57 mm) HF drivers
B1 bass module: Two (2) 5.25" (133 mm) LF drivers (8 Ω)
Channel
Signal Indicators
Channel 1 & Channel 2
Signal/clip LED: Green= signal present, Red=clip
Trim 42 dB of range
ToneMatch Presets -Infinity to +28 dB
Selectable setting from 00 to 99
Channel Gain (1/4" input) Input Balanced XLR / 1/4" TRS combo jack with XLR loop through
Insert TRS line input
Channel Gain (XLR input) -Infinity to +48 dB
Maximum Input Signal +10 dBV (Mic) +18 dBV (Line)
Phantom Power Switch +24 VDC
Line Out Balanced XLR
Line In
Input Impedance Channel 3 & Channel 4
Unbalanced 1/4" TS jack
2.2 kΩ (Balanced) 909 kΩ (unbalanced)
Level Controls 20 dB available gain (+2.6 dB at 12:00)