Martin Audio SXP218

The Martin Audio SXP218 achieves the ultimate in subwoofer performance for the most demanding professional applications. Delivering very high output levels and superb transient performance with minimal distortion. With an operating range of 35Hz-150Hz ± 3dB, it houses dual 18” long-excursion (460mm)/4” (100mm) voice coil drivers, with water-resistant cones and triple roll surrounds.

The design of the 18” drivers maximises output while minimising power compression and distortion. The eight reflex ports have a large frontal area to reduce turbulent air noise at very high levels. With a prodigious maximum SPL capability of 143dB peak at 1 metre, the Martin Audio SXP218 is the ideal subwoofer for touring sound reinforcement, theatre and portable live sound applications. Ss well as premium installations, that require low frequency augmentation with low distortion at very high output levels.

A self-powered system, the Martin Audio SXP218 incorporates a Class D amplifier, DSP and Dante™ digital audio networking. Simplifying set-up, enhancing control and eliminating amplifier racks. The onboard amplifier delivers a total of 4000W peak output to the drivers and the switched-mode power supply auto-ranges to global mains voltages from 100 to 240V 50/60Hz. DSP functions, including parametric EQ, delay, muting, gain and preset selection, can be controlled over Ethernet from a PC or Windows® tablet via intuitive VU-NET™ proprietary software.

For simple set-ups, ‘plug-and-play’ presets for operation with the CDD-LIVE 8CDD-LIVE 12 or CDD-LIVE 15. As well as a user-defined preset, it can be selected on the rear panel, instead of using computer control. Additional presets provide the appropriate settings for the rear-facing subwoofer in a cardioid pair.

As an alternative to its analogue inputs, the Martin Audio SXP218 is Dante enabled for digital audio distribution and control over a single CAT5 cable to maintain audio quality however long the cable run.

The enclosure is constructed from multi-laminate plywood with a durable polyurea coating and equipped with a perforated Zintec grille, four grab handles, skids and M10 flying inserts. SXP218 also features an M20 pole mount insert for added versatility in deployment.

The subwoofer is supplied as standard without cabinet wheels, but they are available as an accessory. By adding the input board cover accessory, the subwoofer is fully weather resistant and suitable for permanent outdoor usage.

Please call us at Old Barn Audio on 01892 752246 if you have any questions or would like to buy a Martin Audio SXP218 or any other product from the SX Series of subwoofers.

Features of the Martin Audio SXP218 :

  • Dual-driver, self-powered subwoofer
  • 2 x 18” (460mm) drivers with 4” (100mm) voice coils
  • Very high output capability
  • Onboard Class D amplification and DSP
  • Dante™ Digital Audio networking
  • Global mains operation with Power Factor Correction
  • Tour-grade plywood enclosure with flying inserts
  • IP24 rating option with rain cowl

Ideal Installations :

  • Live sound reinforcement
  • Theatre sound
  • Corporate AV events
  • Fixed installations in concert halls, ballrooms and HoW
  • Bars and clubs
  • Outdoor restaurants, bar and hotel entertainment areas
  • Concourses and Theme Parks
Technical Specifications Download the Martin Audio SXP218 product data sheet