NEXO Alpha E-M and Alpha BI-18 Package

Midrange Muscle Meets Subsonic Power: Why the NEXO Alpha E-M and Alpha B1-18 Package Is the Ultimate Audio Combo

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NEXO Alpha E-M and Alpha B1-18 Package

Whether you’re upgrading a house rig or assembling a touring arsenal, the NEXO Alpha E-M and Alpha B1-18 Package delivers an unbeatable combination of precision, power, and punch. With the E-M handling the mid and high frequencies and the B1-18 covering the low end, this dynamic duo offers clean projection and deep musical bass, ideal for high-demand audio environments.

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What Is the Alpha E-M Cabinet?

The Alpha E-M belongs to NEXO’s celebrated Alpha E Series—a modular, point-source speaker line created for delivering surgical midrange clarity and exceptional high-frequency dispersion. Designed for both flown and ground-stacked applications, this cabinet remains a favorite among professionals.

Key Specifications:

• 2 × 10” mid-frequency drivers

• 1 × 2” compression HF driver

• 55° horizontal dispersion

• SPL peak: 138 dB

• Rotatable waveguide

• Lightweight 34 kg birch plywood enclosure

Thanks to its tight horizontal pattern and rotatable HF horn, the E-M ensures pinpoint control, even in acoustically challenging venues such as theaters, arenas, and large clubs.

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What Is the Alpha B1-18 Subwoofer?

Complementing the E-M perfectly, the Alpha B1-18—often referred to as the BI-18—delivers tight, responsive bass in a compact, rugged design. It’s engineered specifically to integrate with Alpha tops, both physically and tonally.

Key Features:

• 1 × 18” long-excursion LF driver

• Frequency range: 30Hz – 120Hz

• SPL peak: 137 dB

• Front-loaded for fast transient response

• Approx. weight: 60–65 kg

• Integrated rigging points

This sub isn’t just loud—it’s musical, offering chest-thumping low end that retains articulation and control. As a result, it supports everything from EDM drops to classical timpani hits with equal finesse.

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Why This Combo Works So Well

When paired together, the E-M and B1-18 deliver a seamless full-range solution. Unlike mismatched components, this package has been designed to operate as a coherent system—both acoustically and mechanically.

Together, they offer:

• Smooth high-frequency throw and vocal clarity

• Clear, powerful midrange with instrument separation

• Deep, controlled low-end that avoids boominess

• Easy phase alignment via factory DSP presets

• Quick stacking with integrated rigging solutions

Therefore, sound techs can achieve amazing results right out of the box, with minimal tuning and setup complexity.

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Ideal Use Cases for the E-M and B1-18 Package

Because of its modularity and sound quality, this package excels in:

• Concert halls and live music venues

• Touring rigs and mobile stage setups

• Worship centers with high SPL needs

• Clubs and festival stages

• Outdoor and tented events

• Permanent venue installations

Not only does it offer power and projection, but it also travels light, stacks quickly, and adapts easily to venue demands.

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Recommended Amplification and DSP Setup

To unlock the full potential of this package, NEXO recommends the following:

• NXAMP4x1 or NXAMP4x4 DSP amplifiers

• Legacy systems can use the NEXO TD Controller

• NeMo remote software for on-the-fly tuning and monitoring

• Preloaded presets specifically designed for E-M and B1-18 combinations

These built-in settings deliver:

• Optimized crossover points

• Phase alignment between tops and subs

• Driver protection via onboard limiters

So instead of wasting time dialing in DSP settings manually, you can focus on performance and get consistent results.

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Flexible Deployment Options

In terms of deployment, this system offers maximum flexibility:

• Ground-stacked using locking hardware

• Flown using rigging accessories

• Horizontal clusters for stage-wide coverage

• Delay towers or side fills for large arenas

• Configurable for monoblocks or stereo setups

Because it adapts so easily, you can scale this setup for intimate venues or large-scale productions.

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What Audio Pros Are Saying

“This package is our go-to for vocal-heavy gigs. The mids are buttery smooth, and the B1s slam without getting boomy.”
— FOH Engineer, Jazz & Soul Festival

“You don’t need a truckload to sound big. Two E-Ms and two B1s a side can rock a 1,000-cap venue.”
— Touring Tech Manager

“Perfect for club installs—tight dispersion, clean bass, and they just don’t break.”
— AV Installer, Europe

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FAQs

Can I use the Alpha E-M with other NEXO subs?
Yes, you can. While it’s optimized for the B1-18, it integrates well with the S2, RS18, or LS18 subs when paired with the correct DSP settings.

Are these speakers active or passive?
Both the Alpha E-M and B1-18 are passive and require external DSP amplification.

Can I fly this system?
Yes, the Alpha E-M is fully flyable using official rigging kits. The B1-18 is generally ground-stacked but can be flown in specific configurations.

What’s the coverage pattern?
The E-M offers a 55° horizontal dispersion, making it ideal for focused coverage. You can use multiple stacks for wider fields.

Do flightcases come included?
Some package options include flightcases—check with your vendor for availability.

Is the system rider-friendly?
Absolutely. The NEXO Alpha Series appears on international tech riders and is respected for its sonic performance and reliability.

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The NEXO Alpha E-M and Alpha B1-18 Package isn’t just another speaker combo—it’s a proven, tour-ready audio solution that delivers incredible clarity, power, and flexibility. From clear vocal projection to bone-rattling bass, this package excels in almost any setting.

Whether you’re managing a concert series, installing a club system, or looking to upgrade your touring inventory, this package provides the tools to deliver exceptional sound without compromise.

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