Bose L1 Model 1S Column Array System Double B1 Bass Package


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Dale #:BOSE-3593730010
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  • L1® Model IS Loudspeaker Array and Extension, L1® Model 1S Power Stand, dual B1 Bass Modules with carry bags.

    The L1 system offering a unique combination of performance and portability for an audience of up to 300. With a 12-speaker articulated line array providing 180 degrees of clear, even, sound, the system is also designed to work with the T1 ToneMatch® audio engine as well as a choice in bass modules. Easy to transport, and set up in minutes. For indoor applications only.


    • High-performing, powered, portable two-way loudspeaker system with a 195° H x 10° V nominal dispersion designed for the production and reproduction of live music, music playback, speeches and A/V sound reproduction
    • 12-driver articulated line array produces wide, uniform sound coverage throughout the entire listening area—even off to the extreme sides
    • Consistent front-to-back coverage, 12 drivers mounted in a vertical line array produce less drop off in sound pressure level per doubling in distance than a conventional point source
    • Retractable folding leg mechanism for easy transport
    • Lightweight, interlocking components
    • Expandable bass design supports the use of multiple B1 bass modules or a single B2 module
    • Digital ethercon port provides single-wire connectivity for the T1 ToneMatch audio engine
  • 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 195° H x 10° V
    Maximum SPL @ 1 m 2 112 dB SPL (118 dB SPL peak)
    Crossover Frequency 200 Hz (24 dB / octave)
    System Power Rating 375 W
    Low-Frequency Amplifier 250 W
    High-Frequency Amplifier 125 W
    Distortion at Rated Power 0.1 % Max (30 Hz - 15 kHz)
    System Limiter Dynamic limiter
    Overload Protection Fuse/MOV/NTC/PTC
    Power Indicator Blue LED: system on, Red LED: fault
    Driver Compliment Top array loudspeaker: Twelve (12) 2.25 (57 mm) HF drivers

    B1 bass module: Two (2) 5.25 (133 mm) LF drivers (8 )

    B2 bass module: Two (2) 10 (254 mm) LF drivers (4 )
    Signal Indicators Analog signal/clip LED: Green: signal present, Yellow: -3 dB below clip, Red: clip (limiter active)
    Trim +14 dB @ max
    Input 1/4 - TS unbalanced or TRS balanced
    Channel Gain (1/4 input) -50 dB to +28 dB (line)
    Maximum Input Signal +24 dBu (balanced)
    Input Impedance 10 k +/- 10 % (unbalanced)
    Additional Connections
    Bass Module out (for B1 or B2 only) NL4 connector (all pins wired, two for auto sensing). Bass output signal for driving up to two B1 bass modules (1 B1 bass module = 8 ) (2 B1 bass modules = 4 ) or one B2 bass module (4 )
    ToneMatch Port CAT5 Ethernet cable with RJ45 connection providing digital audio and power connection for the optional T1 ToneMatch audio engine
    AC Mains IEC connector
    Enclosure Power Stand: Polypropylene cover with cast aluminum legs and steel chassis base
    Loudspeaker array and bottom extension: Aluminum enclosure with ABS baffle
    Grille Powder-coated perforated steel
    Dimensions Assembled height: 79.4 (2018 mm)
    Net Weight Top array and bottom extension: 25 lb (11.3 kg)
    Power Stand: 23.7 lb (10.7 kg)
    B1 bass module: 26.6 lb (12.1 kg)
    B2 bass module: 45 lb (20.41 kg)
    Shipping Weight Top array and bottom extension: 32.25 lb (14.6 kg)
    Power Stand: 32 lb (14.5 kg)
    B1 bass module: 30 lb (13.6 kg)
    B2 bass module: 52.2 lb (23.67 kg)
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