Backline X115B

The Backline X115B is a compact subwoofer for install and portable purposes. it is a great option for small to medium sized events. 

From the Manufacturer:

The X115 is a very compact subwoofer designed to augment the low frequency performance of BlacklineX Series full-range systems. It comprises a long excursion 15” (380mm)/3” (75mm) voice coil driver in a bass reflex enclosure and can be used singly, stacked or flown via integral M10 inserts. Four large ports contribute to a reduction in air noise at high output levels.

Features:

• Compact, direct-radiator subwoofer

• 1 x 15” (380mm) driver with 3” (75mm) voice coil

• Large ports for reduced air noise

• Screw-free perforated steel grille

• 35mm pole-mount socket

• 8Ω nominal impedance

• M10 flying inserts

Applications:

• Portable sound reinforcement

• Live music clubs

• Bars and restaurants

• Nightclubs

• Corporate AV events and conferences

• Weddings and parties

• Secondary stages at festivals

• HoW, leisure centers and retail outlets

Specifications:

• Type

• Compact, direct radiating subwoofer

• Frequency Response

• 45Hz-150Hz ± 3dB, -10dB @ 40Hz

• Driver

• 15” (380mm)/3” (75mm) voice coil, long excursion, ferrite magnet

• Rated Power

• 500W AES, 2000W peak

• Sensitivity

• 102dB

• Maximum SPL

• 129dB continuous, 135dB peak (half space)

• Nominal Impedance

• 8Ω

• Dispersion (-6dB)

• Omnidirectional

• Crossover

• 80-120Hz active

• Enclosure

• Birch/poplar ply

• Finish

• Black textured paint

• Protective Grille

• Black perforated steel

• Connectors

• 3 x NL4 type

• Pin Connections (Input)

• 1+/1-

• Pin Connections (Link)

• A: 1+/- to 1+/-, B: 2+/- to 1+/-

• Fittings

• 16 x M10 inserts, pole-mount socket, 2 x bar handles, provision for castors

• Dimensions

• (W) 465mm x (H) 590mm x (D) 565mm

• (W) 18.3ins x (H) 23.2ins x (D) 22.2ins

• Weight

• 27kg

• 59.5lbs