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Martin Audio Blackline S15+ Zoom

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Martin Audio Blackline S15+

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Compact vented sub-bass system

Martin Audio

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Product Description


Martin Audio Blackline S15+

The compact Blackline S15+ sub-bass system has been designed to be used with Blackline F12+ or F15+ full-range systems to extend and increase the total low frequency output power. The S15+ provides good bass punch from a new, long-excursion, 15” (380mm)/4” (100mm) voice coil driver with a water resistant cone and triple roll surround.

The S15+ is provided with a top hat fitting that can be used to pole mount an F10+ or F12+ above the enclosure.


  • Compact vented sub-bass
  • Direct radiating 15” (380mm) driver
  • High temperature 4” (100mm) voice coil
  • Top hat fitting for pole mounting F12+/F15+
  • Five year limited warranty


Club sound reinforcement
Theatre sub-bass
AV presentations

Additional Information

Additional Information

Manufacturer Martin Audio

TYPE Compact, vented sub-bass system

FREQUENCY RESPONSE (1) 45Hz-120Hz ± 3dB -10dB @ 40Hz

DRIVERS 15” (380mm)/4” (100mm) voice coil LF driver

RATED POWER (2) 750W AES, 3000W peak


SENSITIVITY (3) 101dB (half space)

MAXIMUM SPL (9) 129.5dB continuous, 135.5dB peak (half space



CROSSOVER 120Hz active/passive low pass filter

ENCLOSURE 100 litre, multi-laminate birch ply

FINISH Textured black paint

PROTECTIVE GRILLE Black perforated steel

CONNECTORS 2 x Neutrik NL4

PIN CONNECTIONS LF+,- : 1+,1- , Link thro’: 2+,2-

FITTINGS 1 x mounting pole socket, 2 x pocket handles

DIMENSIONS (W) 470mm x (H) 690mm x (D) 496mm
(W) 18.5ins x (H) 27.2ins x (D) 19.5ins

WEIGHT 38.5kg (84.5lbs)


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