Speakers : Subwoofers : L-ACOUSTICS - SB28

Dual 18-inch High-power Subwoofer

Model: SB28

Front-loaded optimized bass reflex design
Progressive profile venting design for laminar airflow
Exceptional power handling
Optimized for low frequency limit of 25Hz
Driven with LA8 controlled amplifier

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SB28 is subwoofer companion for the K1, KUDO, V-DOSC and ARCS systems, lowering the combined system operating range down to 25Hz. It contains two 18-inch direct radiating LF transducers integrated into a bass-reflex tuned enclosure. The specially designed 18-inch transducers provide an exceptional cone excursion capability combined with low thermal compression even at the very highest operating levels.

Front-loaded optimized bass reflex design
Progressive profile venting design for laminar airflow
Exceptional power handling
Optimized for low frequency limit of 25Hz
Driven with LA8 controlled amplifier
Cardioid DSP emulation available

Warranty - Yes
Spec Sheet available - Yes

Minimum Frequency Response (Bandwidth): 25 Hz
Minimum Frequency Response (Bandwidth): 0.03 kHz
Impedance: 4 ohm
Maximum SPL (Sound Pressure Level): 140 dB
Power Handling: 1225 Watt
Depth: 27.60 in
Height: 21.70 in
Width: 51.20 in
Product Weight: 205.03 lbs
Finish: Grayish-brown
Warranty (Length/Type): 5 years
Transducer: 2 x 18-inch weather-resistant
Connectors: 1 x 4-pin Speakon
Rigging Components: Integrated rails for flying, stacking runners
Cabinet: Baltic birch plywood
Finish: Grayish-brown RAL 8019
Front: polyester powder-coated steel grill, airnet acoustically neutral fabric

Subwoofer 642 kb - Data Sheet

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