Product Information:
18" Compact Subwoofer
The JRX218S is driven by a massive JBL 18" woofer with a cast frame
and 3" voice-coil.
Specifications:
18 in. compact subwoofer.
350 W (continuous), 1400 W (peak) power capacity.
The rugged enclosure is constructed from 19 mm (.75 in) MDF (Medium Density
Fiberboard) using advanced adhesives and mechanical fastener technology for
durability and improved low-frequency performance. The enclosure is covered in
black carpet.
A top mounted, cast aluminum 35 mm pole mount receptacle can receive an optional
SS3BK pole to facilitate use of the JRX218S as a base for a midhigh speaker
cabinet.
Non-resonant, all steel handles are used.
Attractive 18-gauge perforated steel grille protects components from damage.
Power Rating 350 W / 1400 W
Frequency Range (-10 dB) 34 Hz - 250 Hz
Frequency Response (±3 dB) 53 Hz - 250 Hz
Sensitivity (@1m) 98 dB SPL
Nominal Impedence 4 ohms
Recommended Amplifier Power 350 W to 700 W into 4 ohms
Maximum SPL 133 dB
Dimensions
(H x W x D) 605 mm x 508 mm x 551 mm
(23.5 in x 20.3 in x 22 in)
Net Weight 32.2 kg (71 lb)
Low Frequency Driver M118-4
Input Connectors Neutrik® Speakon® NL-4 (x2); parallel
