Guangzhou DUBAO Electronics Technology Co., Ltd.
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Line Array Double 18 Inches Conference Audio System Box SB28 Loud Bass Subwoofer
SB28
The system shall consist of a subwoofer enclosure driven and protected by a dedicated amplified controller.
The subwoofer shall feature two 18" weather-resistant low-frequency cone drivers with a massive vented structure, mounted in a bass-reflex tuned enclosure.
The LF limit shall be 25 Hz (-10 dB).
The subwoofer shall be used in standard or cardioid configuration.
The maximum SPL shall be 142 dB (peak level at 1 m under half space conditions using pink noise with crest factor 4). The long term RMS handling capacity shall be 1225 W at the nominal impedance of 4 Ω.
Specification:
Model Name: SB28 Subwoofer
Frequency Response: 30Hz∼300Hz
Maximum SPL: 135 dB
RMS Handling Capability: 1600W
SUB Driver: 18"×2
Nominal Impedance: 4Ω
Connectors: Speakon NL4×2
Rated Power: 1600W
Peak Power: 6400W
Dimensions: 51.2 x 21.7 x 27.6 in
