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Bose MB24 III Modular Bass Loudspeaker - Black (Discontinued)
Part # 40175
Model # MB24

Bose® MB24 Modular Bass Loudspeaker’s compact 2 x 12" (305 mm) configuration allows minimal-height arrays when used with LT mid/high loudspeakers. Bose® Modeler® tools and optional rigging hardware make directional bass arrays easy to design and install using MB24 loudspeakers.

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Description

Details

The Bose® MB24 and MB24 WR low-frequency loudspeakers are designed to provide bass augmentation for Bose LT arrays and other subwoofer applications. The compact 2 x 12" (305 mm) configuration allows minimal-height arrays when used with LT mid/high loudspeakers. Bose® Modeler® tools and optional rigging hardware make directional bass arrays easy to design and install using MB24 loudspeakers.

MB24 for indoor applications only.
MB24 WR  for indoor and outdoor applications.

Features

Features

  • Low-frequency reinforcement for Bose® LT arrays and other subwoofer applications that require 40 - 280 Hz bass response
  • Front-loaded tapered transmission line design provides peak-free extended low-frequency response and reduces port turbulence distortion
  • 2 x 12" (305 mm) high-excursion woofers with 4" (102 mm) voice-coils and 800 W long-term power rating provide high SPL with fast transient response
  • Compact enclosure optimized for bass-array applications when cardioid or other directional-bass configurations are required for reverberant spaces
Specification
System Performance
Frequency Response40 Hz - 280 Hz (+/-3 dB)
Frequency Range36 Hz - 290 Hz (-10 dB)
Nominal DispersionOmni-directional below 200 Hz
Sensitivity94 dB SPL (SPL / 1 W @ 1 m)
Maximum SPL @ 1 m123 dB SPL (129 dB SPL peak)
Crossover FrequencyNone (external DSP crossover required)
High-Pass Filter30 Hz (24 dB / octave)
Loudspeaker EQRequired
Parallel
Long-Term Power Handling800W (3200W peak)
Nominal Impedance4 Ω
Discrete Driver 1
Long-Term Power Handling400W (1600W peak)
Nominal Impedance8 Ω
Discrete Driver 2
Long-Term Power Handling400W (1600W peak)
Nominal Impedance8 Ω
Transducers
Driver ComplimentLF: Two (2) 12" (305 mm) woofers with 4" (102 mm) voice-coil
Physical
EnclosureBaltic birch plywood, 13-ply, 18 mm
FinishPolyurethane-based textured paint, black or white
Grille16-gauge perforated steel grille with powder-coated finish
EnvironmentalIndoor use only
Connectors(2) parallel-wired NL4 Neutrik® Speakon® connectors
Suspension/Mounting(16) points SAE 3/8" - 16 threaded inserts (4 each, top, bottom and sides), steel
Dimensions (H x W x D)28.1" (713 mm) x 20" (508 mm) x 25.4" (646 mm)
Net Weight142 lbs (64.4 kg)
Shipping Weight165 lbs (74.5 kg)
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