JBL STX 828
JBL STX 828
JBL STX 828

JBL STX 828

SRX828S is a dual 18” subwoofer for concert, touring, or installed use. Featuring a wide stance for splaying top boxes, indexing feet for stacking in both the standard and cardioid position, and a 141dB max SPL, the SRX828S is an ideal solution for musicians, bands, and DJs, concert use, public speaking, or installations such as performance venues, corporate spaces, educational facilities or houses of worship. Tunings and presets are available for Crown ITech HD.

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Product details

More Information
  • Dual 18 in. Super Vented Gap™ woofers for extended low frequency output.
  • Dual 18 in. Super Vented Gap™ woofers for extended low frequency output.
  • Rugged DuraFlex™ coated enclosures sized to be truck pack friendly.
  • 14-Gauge steel grille lined with acoustically transparent cloth.
Technical Specifications
  • Frequency Range ( –10 dB): 32 Hz-250 Hz
  • Frequency Response (± 3 dB): 37 Hz-120 Hz
  • Sensitivity (1W/1m): 99 dB
  • Power Rating: 2000 W / 4000 W / 8000 W
  • (Continuous/Program/Peak)
  • Rated Maximum SPL: 138 dB SPL Peak
  • Nominal Impedance: 4Ω
  • Input Connectors: Two NL4
  • Operational Modes: Subwoofer
  • Dimensions (H x W x D): 564 mm x 1137 mm x 714 mm
  • (22.2" x 44.8" x 28.1")
  • Net Weight: 82 kg (180 lbs)