EAW RSX218 RSX Series Dual 18-Inch Self-Powered Subwoofer

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Write a review Q&A SKU: RSX218 PSSL ID#: 114134
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Regular price $3,330.00 USD
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EAW RSX218 RSX Series Dual 18-Inch Self-Powered Subwoofer

Designed to streamline setup and deliver maximum results in minimum time, RADIUS couples unique and intelligent features with EAW’s signature acoustical design to deliver solutions for rental firms and system integrators. The powerful RSX218 dual 18” subwoofer is ideal for production applications, offering push-button cardioid operation for added sonic control. The RSX218 features onboard electronics (1400W maximum) and ultra-wide ports that drastically reduce low-frequency turbulence. EAWmosaic™ app provides total system optimization from anywhere in the venue, plus intuitive room design and prediction in a single, comprehensive application. With the proven sonic performance of EAW’s acoustic design and DSP mastery plus full Dante integration across the line, RADIUS delivers an intelligent and flexible system to fit any budget.


  • Push-button cardioid operation provides directivity to lower excess low-frequency energy on stage.
  • Extremely approachable EAWmosaic™ iOS app delivers system prediction, control and monitoring from any location in the venue.
  • Proven EAW acoustical design and DSP including Focusing™ and DynO™ provides a pristine impulse response at all output levels.
  • Integrated Dante™ networking (with loop-thru) on all models including Analog redundancy capability.


  • House of Worship
  • Theatres, Auditoria and Performing Arts Centers
  • Live Music Clubs
  • Corporate AV Houses
  • Live Production/Regional Rental Houses
  • Dry Hire


  • Configuration
    • Subsystem
      • LF
        • Transducer: 2 x 18 in cone, 3 in voice coil
        • Loading: Vented
    • Operating Mode
      • Single-amp
        • Amplifier Channels: LF
        • Signal Processing: DSP w/ DynO™
  • Performance
    • Operating Range
      • 27 Hz to 125 Hz
    • Nominal Beamwidth
      • Horizontal 360°
      • Vertical 360°
    • Calculated Axial Output Limit (whole space SPL)
      • (whole space)
        • 129 dB Average / 135 dB Peak
      • (half space)
        • 135 dB Average / 141 dB Peak
  • Electrical Performance
    • Input
      • Type: Electronically balanced
      • Max Input Level: 21dBu
      • Impedance: 20 kOhm (balanced)
      • Wiring: XLRF, Pin 1 chassis, pin 2 +, pin 3 - / Separate loop-thru XLRM (for analog signal only)
    • Input Selection
      • Analog, Dante
    • Amplifiers & Processing
      • LF
        • Type: Modified Class D
        • Maximum Output: 1400W
        • Driver Protection: Integral DSP limiting
      • AC Mains (nominal)
        • Connector:Neutrik PowerCon®
        • Input100 V to 240 V
        • Frequency: 50 Hz to 60 Hz
        • Power Consumption
          • Idle: 22 W
          • 1/8 Power: 230 W
          • Peak Draw: 750 W
    • Controls/Communication
      • Connections: 2x Neutrik® etherCON™, RJ-45
      • Protocols: Ethernet/Dante
      • Software: EAWmosaic™ (available on the App Store)
      • Indicators: LCD Screen on amplifier panel for UI, Logo LED (User-definable behavior)
      • User Controls Push-button Rotary Encoder
  • Weight
    • 153 lbs/69.4 kg
  • Dimensions
    • 20.6x44.0x31.1 in / 523x1118x791 mm


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