High Performance Subwoofer

The SR-A18B is a sub-woofer system designed to be used in conjunction with the SR-A12L or SR-A12S Line array speaker. The SR-A18B employs the multi-amplifier drive system. Recommended digital speaker processor is the DP-SP3.

  • Subwoofer adjusted with High Performance Speakers Type A
  • Employs multi amplifier drive system
  • 46 cm (18“) cone speaker
  • 80 Hz crossover frequency
  • 720 W continuous program

  • Specifications
  • Application examples
  • Equipment
  • Tender text
  • Downloads
Specifications for product:
Frequency response

40 Hz - 400 Hz


M5 screw terminal, distance between barriers: 12.2 mm and Neutrik NL4MP x 2 (usable cable connector: Neutrik NL4FC)

Sensitivity (1 W, 1 m)

95 dB SPL

Max. SPL (value)

129 dB SPL

Speaker component

46 cm cone-type

Rated impedance

8 Ω

Crossover frequency

80 Hz

Rated input (low impedance)

Continuous program: 720 W

Max. SPL (1 m)

129 dB SPL


740 x 573 x 698 mm (W x H x D)


Plywood, paint, black (RAL 9005 or equivalent)

Accessory (included)

Joint plate x 2, Joint plate mounting bolt x 16

Application examples
Tender text