The Martin Audio Blackline X218 is a high-performance professional passive subwoofer designed to deliver powerful, controlled, and impactful low-frequency reproduction for demanding sound reinforcement applications.

Featuring two 18-inch long-excursion low-frequency drivers, a robust plywood enclosure, and Martin Audio’s renowned engineering approach, the X218 provides exceptional bass output, low distortion, and reliable performance for large-scale events, clubs, touring systems, and professional installations.

Designed to complement Martin Audio Blackline full-range loudspeakers, the X218 extends system performance by adding deep, powerful bass energy while maintaining the clarity and musical accuracy expected from professional Martin Audio systems.

With its impressive 1600W AES power handling, 141dB peak SPL capability, and professional-grade construction, the Martin Audio Blackline X218 is built for applications where maximum low-frequency impact and reliability are essential.

Available from Lux Audio in Lebanon, the Martin Audio Blackline X218 is supplied with professional audio consultation, system design support, and solutions for venues, events, clubs, and commercial installations.

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Dual 18-Inch Professional Subwoofer Design

The Martin Audio X218 features a dual-driver direct-radiating subwoofer design equipped with:

• 2 × 18-inch (460mm) long-excursion LF drivers
• 4-inch (100mm) voice coils
• Ferrite magnet structures
• Reflex-loaded enclosure design

This configuration provides:

• Massive low-frequency output
• High power handling
• Strong transient response
• Reduced distortion at high volume levels

The dual 18-inch architecture makes the X218 ideal for applications requiring powerful bass reinforcement across large audience areas.

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Powerful Low-Frequency Performance

The Martin Audio Blackline X218 is engineered to deliver deep, controlled bass with exceptional efficiency.

Its large-format drivers provide:

Deep Bass Extension

The X218 reaches down to:

42Hz (-3dB)
33Hz (-10dB)

allowing it to reproduce:

• Powerful kick drums
• Deep electronic basslines
• Cinematic low-frequency effects
• Live music impact

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High Output Capability

Built for professional environments, the X218 delivers impressive sound pressure levels.

Performance specifications include:

• 106dB sensitivity
• 141dB peak SPL
• 1600W AES power handling
• 6400W peak power capability

This allows the subwoofer to maintain strong bass output even in:

• Large venues
• Outdoor events
• Festivals
• Clubs
• Touring applications

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Professional Driver Technology

Each 18-inch driver features a high-performance design focused on reliability and output.

The drivers provide:

• Long excursion capability
• Large 4-inch voice coils
• Strong thermal performance
• Improved mechanical control

This ensures:

• Powerful bass reproduction
• Reduced power compression
• Consistent performance during long events

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Optimized Bass Response for Live Sound

The X218 is designed to deliver the type of bass performance required in professional sound reinforcement.

It provides:

Low Frequencies

• Deep sub-bass extension
• Powerful impact
• Strong physical bass presence

Mid-Bass

• Fast transient response
• Punchy kick drum reproduction
• Controlled energy

High Output Applications

• Maintains clarity under heavy demand
• Supports high-energy music environments

Perfect for:

• EDM
• Techno
• House
• Hip-hop
• Live bands
• Festivals

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Professional Cabinet Construction

The Martin Audio Blackline X218 features a rugged enclosure designed for professional touring and installation use.

Construction includes:

• Birch/poplar plywood cabinet
• Black textured finish
• Protective perforated steel grille
• Integrated handles
• Mounting points

The cabinet design provides:

• Long-term durability
• Reduced cabinet resonance
• Reliable transport performance

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Flexible Installation & Deployment

The X218 is designed for versatile professional applications.

Features include:

• Pole-mount socket
• M10 mounting inserts
• NL4 connectors
• Optional castor compatibility

It can be deployed in:

• Mobile sound systems
• Permanent installations
• Touring rigs
• Club installations

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Professional Amplification Requirements

The Martin Audio Blackline X218 is a passive subwoofer and requires an external amplifier with DSP processing.

Recommended amplification includes:

• Martin Audio VIA 5002
• Martin Audio iK81
• Martin Audio iK42

Proper DSP configuration ensures:

• Correct crossover points
• Driver protection
• Maximum output
• Optimized system performance

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Recommended Applications

The Martin Audio Blackline X218 is ideal for:

✓ Concert sound reinforcement
✓ Nightclubs
✓ Festival stages
✓ Mobile DJ systems
✓ Corporate events
✓ Live music venues
✓ Houses of worship
✓ Large entertainment spaces
✓ Professional installations

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Technical Specifications

General

Brand: Martin Audio
Series: Blackline
Model: X218
Type: Dual 18-inch Passive Subwoofer

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Acoustic Performance

Frequency Response:

• 42Hz – 200Hz ±3dB
• -10dB at 33Hz

Sensitivity:

• 106dB

Maximum SPL:

• 141dB peak (half space)

Dispersion:

• Omnidirectional

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Drivers

Low Frequency Drivers:

• 2 × 18-inch (460mm)
• 4-inch (100mm) voice coil
• Long excursion design
• Ferrite magnets

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Power Handling

AES Power:

• 1600W AES

Peak Power:

• 6400W Peak

Nominal Impedance:

• 4 Ohms

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Connections

• 2 × NL4 connectors

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Dimensions

Width: 1049mm
Height: 587mm
Depth: 727mm

Weight: 88kg

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Package Contents

• Martin Audio Blackline X218 Passive Subwoofer
• Protective grille
• Integrated handles
• Documentation

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Why Choose the Martin Audio Blackline X218?

The Martin Audio Blackline X218 delivers the power, reliability, and low-frequency performance required for professional sound reinforcement.

Key Benefits:

✓ Dual 18-inch professional subwoofer
✓ 1600W AES power handling
✓ 141dB peak SPL output
✓ Deep 33Hz low-frequency extension
✓ Touring-grade plywood construction
✓ High-excursion drivers
✓ Designed for clubs, events, and live sound
✓ Compatible with professional Martin Audio systems

Whether used for a touring sound system, nightclub installation, festival stage, or premium event setup, the Martin Audio Blackline X218 delivers powerful and controlled bass performance that elevates any professional audio system.

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Why Buy from Lux Audio?

At Lux Audio, we provide professional audio solutions for:

• DJs
• Event companies
• Clubs
• Venues
• Commercial installations
• Entertainment professionals

Our team helps design complete systems including:

• Martin Audio loudspeakers
• Subwoofers
• Professional amplifiers
• DSP processing
• Complete sound reinforcement solutions

With expert consultation and professional support, Lux Audio delivers premium audio solutions across Lebanon, the Middle East, and Africa.