The Martin Audio Blackline Q15 is a professional passive two-way loudspeaker designed to deliver powerful, detailed, and reliable sound reinforcement for demanding live audio applications.

Built as part of Martin Audio’s renowned Blackline Q Series, the Q15 combines a high-performance 15-inch low-frequency driver, advanced 1.4-inch compression driver, and Martin Audio’s innovative Differential Dispersion horn technology to provide exceptional coverage, clarity, and output capability.

Designed for professional sound reinforcement, the Martin Audio Q15 is ideal for:

• Live performances
• Clubs and venues
• Corporate events
• Houses of worship
• Mobile DJ systems
• Stage monitoring
• Festival applications
• Fixed installations

With a robust plywood enclosure, flexible mounting options, and impressive output capability, the Q15 delivers the professional sound quality expected from Martin Audio systems worldwide.

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High-Performance 15-Inch Two-Way System

The Martin Audio Blackline Q15 features a powerful passive two-way design combining:

• 15-inch (380mm) LF driver
• 1.4-inch (35mm) exit HF compression driver
• Passive crossover network
• Rotatable Differential Dispersion horn

This configuration provides a balanced combination of:

• Powerful low frequencies
• Clear vocal reproduction
• Smooth high-frequency response
• High output capability

The Q15 is engineered to deliver consistent performance whether used as a main PA speaker, stage monitor, or installation loudspeaker.

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Powerful 15-Inch Low Frequency Performance

The Q15 features a professional 15-inch low-frequency driver with a 4-inch voice coil, providing strong and controlled bass response.

The large driver delivers:

• Deep low-end extension
• High efficiency
• Strong punch and impact
• Excellent performance at high volume levels

With an 800W AES power rating, the Q15 provides the headroom required for professional sound reinforcement applications.

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High-Frequency Compression Driver

For detailed and accurate high-frequency reproduction, the Martin Audio Q15 uses a:

• 1.4-inch exit compression driver
• 3-inch voice coil
• Professional horn-loaded design

This delivers:

• Clear vocals
• Defined instruments
• Smooth treble response
• Excellent projection

The compression driver works together with the Differential Dispersion horn to maintain consistent sound coverage throughout the audience area.

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Differential Dispersion Horn Technology

One of the key technologies of the Martin Audio Blackline Q15 is the rotatable Differential Dispersion horn.

This allows users to adjust the speaker orientation depending on the installation or performance requirements.

The horn provides:

• 70°–90° horizontal dispersion
• 50° vertical dispersion
• Improved audience coverage
• Reduced unwanted reflections

The ability to rotate the horn allows the Q15 to be used in both:

• Horizontal monitor positions
• Vertical PA configurations

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Exceptional Output Capability

Designed for professional environments, the Martin Audio Q15 delivers impressive sound pressure levels.

Specifications include:

• 98dB sensitivity
• 127dB continuous SPL
• 133dB peak SPL
• Up to 139dB peak SPL with crest factor 4

This makes the Q15 suitable for applications requiring powerful, clean, and consistent output.

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Professional Sound Quality

Martin Audio has engineered the Q15 to deliver the sonic performance expected from professional touring and installation systems.

The speaker provides:

Low Frequencies

• Powerful bass response
• Strong impact
• Controlled low-end energy

Mid Frequencies

• Clear vocals
• Natural instruments
• Excellent definition

High Frequencies

• Detailed treble
• Smooth projection
• High intelligibility

The result is a balanced sound signature suitable for music playback, live performances, and speech applications.

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Flexible Installation & Deployment Options

The Martin Audio Blackline Q15 is designed for maximum versatility.

It includes:

• 18 × M8 mounting inserts
• Wall bracket compatibility
• Pole mount socket
• Multiple orientation options

The enclosure design allows it to be used as:

• Main PA loudspeaker
• Stage monitor
• Installed speaker
• Portable sound reinforcement system

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Professional Build Quality

The Q15 features a durable construction designed for professional use.

The enclosure includes:

• Multi-angle plywood cabinet
• Black textured finish
• Protective steel grille
• Recycled ABS ergonomic handles

This ensures durability for:

• Touring applications
• Rental companies
• Event production
• Permanent installations

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Recommended Amplification

The Martin Audio Blackline Q15 is a passive loudspeaker and requires an external amplifier and processing system.

Recommended solutions include:

• Martin Audio VIA amplifiers
• Martin Audio iKON amplifier processors
• DX series system processors

Proper amplification and DSP processing ensure maximum performance, protection, and sound quality.

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Applications

The Martin Audio Blackline Q15 is ideal for:

✓ Professional live sound
✓ Mobile DJs
✓ Clubs and venues
✓ Corporate events
✓ Weddings and entertainment
✓ Houses of worship
✓ Stage monitoring
✓ Festival secondary stages
✓ Fixed installations

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Technical Specifications

General

Brand: Martin Audio
Series: Blackline Q
Model: Q15
Type: Passive Two-Way Loudspeaker

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Drivers

LF Driver:

• 15-inch (380mm)
• 4-inch (100mm) voice coil
• Ferrite motor system

HF Driver:

• 1.4-inch (35mm) exit compression driver
• 3-inch (75mm) voice coil

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Acoustic Performance

Frequency Response:

• 51Hz – 17kHz ±3dB
• -10dB at 41Hz

Sensitivity:

• 98dB

Maximum SPL:

• 127dB continuous
• 133dB peak
• 139dB peak with crest factor 4

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Power Handling

Rated Power:

• 800W AES
• 3200W Peak

Nominal Impedance:

• 8 Ohms

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Dispersion

• Horizontal: 70°–90°
• Vertical: 50°

Rotatable Differential Dispersion horn

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Connections

• 2 × NL4 connectors

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Dimensions

• Width: 420mm
• Height: 695mm
• Depth: 400mm

Weight

• 33.8kg

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Package Contents

• Martin Audio Blackline Q15 Passive Loudspeaker
• Protective grille
• Integrated handles
• Documentation

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Why Choose Martin Audio Blackline Q15?

The Martin Audio Blackline Q15 delivers the perfect combination of professional output, reliability, and sound quality.

Key Benefits:

✓ 15-inch professional passive PA speaker
✓ 800W AES power handling
✓ 133dB peak SPL output
✓ Premium compression driver
✓ Rotatable Differential Dispersion horn
✓ Flexible installation options
✓ Touring-grade construction
✓ Designed for professional audio applications

Whether used for live events, clubs, installations, or mobile sound reinforcement, the Martin Audio Blackline Q15 provides the power, clarity, and reliability required for professional audio environments.

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Why Buy from Lux Audio?

At Lux Audio, we provide professional sound solutions for DJs, venues, event companies, studios, and commercial installations.

Our team helps design complete systems including:

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

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