B&C ME148 Waveguide
The B&C ME148 is a professional line array optimized waveguide engineered to deliver exceptional horizontal coverage, controlled directivity, and seamless integration with high-performance compression drivers. Designed for demanding professional audio environments, the B&C ME148 combines a wide 120° horizontal dispersion pattern with a low 500 Hz cutoff frequency, providing system designers with a versatile solution for line arrays, touring systems, fixed installations, and OEM loudspeaker development.
In modern sound reinforcement systems, the waveguide plays a critical role in determining how effectively sound energy is distributed throughout a venue. While compression drivers generate the acoustic output, the horn or waveguide ultimately controls the direction, consistency, and coverage of that energy. The B&C ME148 has been specifically developed to maximize driver performance while maintaining predictable dispersion characteristics and excellent audience coverage.
Unlike conventional horns that are often designed for standalone loudspeaker applications, the B&C ME148 has been optimized for line array systems where multiple loudspeaker elements must operate together as a unified acoustic source. This specialized design helps reduce interference between adjacent cabinets, improves coupling, and enhances overall system coherence.
Featuring a standard 1.4-inch throat diameter, durable polycarbonate construction, and advanced waveguide geometry, the B&C ME148 provides audio professionals with an effective solution for achieving consistent sound coverage and exceptional clarity across large listening areas.
Whether deployed in concert venues, houses of worship, theaters, arenas, corporate facilities, stadiums, or large-scale touring systems, the B&C ME148 delivers the coverage control and acoustic performance required for professional sound reinforcement applications.
Designed Specifically for Line Array Applications
The B&C ME148 has been purpose-built for modern line array loudspeaker systems.
Line arrays require carefully engineered waveguides to ensure that multiple cabinets interact correctly and produce a coherent wavefront throughout the listening area. When coverage patterns are inconsistent or poorly controlled, the result can be uneven frequency response, acoustic interference, and reduced intelligibility.
The B&C ME148 addresses these challenges through a dedicated line array optimized design that promotes smooth interaction between adjacent array elements. This allows multiple loudspeakers to operate together more effectively, creating a more uniform coverage pattern and improving overall system performance.
For manufacturers and system designers developing advanced line array products, the B&C ME148 provides an excellent foundation for achieving predictable and repeatable acoustic results.
Wide 120° Horizontal Coverage
One of the most significant advantages of the B&C ME148 is its exceptionally wide 120-degree horizontal coverage pattern.
Wide horizontal dispersion allows sound energy to be distributed evenly across large audience areas, reducing the number of loudspeaker elements required to achieve full venue coverage. This can simplify system design while maintaining consistent sound quality throughout the listening space.
The B&C ME148 helps ensure that audience members seated far from the center axis experience balanced frequency response and excellent intelligibility. Rather than concentrating acoustic energy into a narrow listening zone, the waveguide provides broad coverage that reaches listeners across the entire venue.
This characteristic makes the B&C ME148 particularly effective in:
- Large auditoriums
- Theaters
- Houses of worship
- Conference facilities
- Performing arts centers
- Stadiums
- Arenas
- Live music venues
- Corporate event spaces
- Public address systems
Wide and consistent horizontal coverage contributes directly to a better listening experience and improved system efficiency.
Low 500 Hz Cutoff Frequency
The B&C ME148 features a low cutoff frequency of 500 Hz, allowing compression drivers to operate effectively at lower crossover points.
This capability provides several important benefits for loudspeaker designers and audio engineers.
Lower crossover frequencies help create smoother transitions between low-frequency and high-frequency sections, improving overall tonal balance and reducing discontinuities in frequency response. This contributes to a more natural and coherent sound signature.
The low cutoff frequency also allows directivity control to extend further into the vocal range, helping maintain consistent coverage and improving speech intelligibility throughout the venue.
Additionally, lower crossover points can improve phase integration between transducers, resulting in more accurate reproduction of both speech and music.
For professional sound reinforcement systems where clarity and consistency are essential, the B&C ME148’s low-frequency loading capability provides a significant performance advantage.
Optimized for 1.4-Inch Compression Drivers
The B&C ME148 utilizes a 36 mm (1.4-inch) throat diameter, making it compatible with a wide range of professional compression drivers.
The 1.4-inch format has become a popular choice within the professional audio industry because it offers an excellent balance between bandwidth, output capability, and efficiency. Many modern high-performance compression drivers utilize this throat size to achieve extended frequency response and increased acoustic output.
When paired with premium compression drivers, the B&C ME148 is capable of delivering exceptional clarity, high sensitivity, and impressive maximum sound pressure levels.
The waveguide’s geometry helps maximize acoustic loading and efficiency while maintaining smooth frequency response characteristics across the operating range.
This compatibility makes the B&C ME148 a flexible solution for OEM loudspeaker manufacturers and custom system designers.
Improved Directivity Control
Directivity control is one of the most important aspects of professional loudspeaker design.
Without proper control, sound energy can be wasted by reflecting from walls, ceilings, and other surfaces before reaching the audience. These reflections can reduce clarity, degrade intelligibility, and create uneven coverage.
The B&C ME148 has been engineered to provide consistent directivity throughout its operating range, helping direct acoustic energy precisely where it is needed.
Benefits of controlled directivity include:
- Improved speech intelligibility
- More consistent frequency response
- Reduced room interaction
- Better audience coverage
- Increased system efficiency
- Greater acoustic accuracy
These characteristics are particularly valuable in large venues where uncontrolled reflections can significantly affect overall sound quality.
Enhanced Array Coupling Performance
A critical requirement for any line array waveguide is the ability to support smooth acoustic coupling between adjacent loudspeaker elements.
Poor coupling can create destructive interference patterns, coverage inconsistencies, and tonal variations across the audience area.
The B&C ME148 has been specifically designed to improve the interaction between neighboring cabinets, helping create a more continuous and coherent acoustic wavefront.
This improved coupling contributes to:
- Greater coverage consistency
- Reduced interference
- Better long-distance projection
- Improved phase response
- Enhanced tonal uniformity
For large-scale sound reinforcement systems, these benefits translate directly into improved audience experience and easier system optimization.
Durable Polycarbonate Construction
The B&C ME148 is manufactured from high-quality polycarbonate material.
Polycarbonate provides excellent durability while remaining lightweight, making it particularly suitable for professional audio applications where both strength and reduced weight are important considerations.
Compared to heavier metal alternatives, polycarbonate construction helps minimize overall loudspeaker weight while maintaining structural integrity and long-term reliability.
Advantages of polycarbonate construction include:
- High impact resistance
- Lightweight design
- Corrosion resistance
- Excellent dimensional stability
- Long-term durability
- Consistent acoustic performance
These characteristics make the B&C ME148 well suited to both touring systems and permanent installations.
Lightweight Design for Easier System Integration
At only 0.75 kg, the B&C ME148 offers excellent performance while minimizing system weight.
Weight reduction is particularly important in flown line array systems where every component contributes to the total load placed on rigging structures.
The lightweight design of the B&C ME148 helps system designers maximize performance while remaining within structural limitations.
For touring companies, rental providers, and installation professionals, reduced component weight also contributes to easier transportation, handling, and installation.
Improved Speech Intelligibility
Clear speech reproduction is essential in many professional audio applications.
Whether used in houses of worship, educational facilities, conference centers, transportation hubs, or public address systems, speech intelligibility directly affects communication effectiveness.
The B&C ME148 helps improve intelligibility by maintaining controlled dispersion and consistent coverage through critical vocal frequencies.
By directing sound energy toward the audience while reducing unwanted reflections, the waveguide helps ensure that speech remains clear and understandable throughout the listening area.
This capability is especially important in acoustically challenging environments where excessive reflections can reduce clarity.
Excellent Musical Reproduction
In addition to speech applications, the B&C ME148 performs exceptionally well in music reinforcement systems.
Its wide coverage pattern and controlled directivity allow musical content to be reproduced with remarkable consistency across the audience area.
Listeners benefit from:
- Improved tonal balance
- Greater detail and clarity
- Consistent frequency response
- Enhanced vocal reproduction
- Better instrument separation
The result is a more engaging and accurate listening experience, whether reproducing live music, recorded content, or theatrical performances.
Ideal for Touring Sound Systems
Touring sound reinforcement systems demand components that can withstand frequent transportation while delivering predictable performance in a wide variety of venues.
The B&C ME148 is particularly well suited to touring applications due to its lightweight polycarbonate construction and durable design.
Its optimized coverage characteristics allow engineers to achieve consistent results from venue to venue, reducing setup time and simplifying system tuning.
For rental companies and touring professionals, the B&C ME148 provides the reliability and performance necessary for demanding live production environments.
Excellent Choice for Fixed Installations
The B&C ME148 is equally effective in permanent installation projects.
Its durable construction, wide coverage pattern, and predictable acoustic performance make it an excellent choice for long-term deployment in professional venues.
Typical installation applications include:
- Stadiums
- Arenas
- Houses of worship
- Convention centers
- Auditoriums
- Lecture halls
- Entertainment venues
- Theme parks
- Corporate facilities
- Transportation terminals
Its ability to maintain consistent performance over time makes the B&C ME148 a valuable component for professional integrators and consultants.
OEM Loudspeaker Development Advantages
For loudspeaker manufacturers, the B&C ME148 provides an outstanding platform for developing advanced line array products.
Its carefully engineered geometry, wide dispersion characteristics, and compatibility with premium compression drivers allow manufacturers to create systems capable of meeting demanding performance requirements.
The waveguide helps reduce development complexity while providing proven acoustic performance that can be integrated into a wide variety of professional loudspeaker designs.
Whether used in touring products, fixed installation systems, or specialized custom loudspeakers, the B&C ME148 offers exceptional flexibility and value.
Technical Specifications
General Specifications
- Product Model: B&C ME148
- Throat Diameter: 36 mm (1.4 in)
- Nominal Coverage Horizontal: 120°
- Cutoff Frequency: 0.5 kHz
- Material: Polycarbonate
- Design: Line Array Optimized Waveguide
Dimensions
- Dimensions: 240 x 80 x 174.5 mm (9.4 x 3.15 x 6.9 in)
Mounting and Shipping Information
- Net Weight: 0.75 kg (1.65 lb)
- Shipping Units: 1 pc
- Shipping Weight: 1.2 kg (2.65 lb)
- Shipping Box Dimensions: 255 x 255 x 150 mm (10 x 10 x 5.9 in)
Conclusion
The B&C ME148 is a professional-grade line array optimized waveguide engineered to deliver outstanding coverage control, predictable directivity, and seamless integration with modern compression drivers. Featuring a wide 120° horizontal dispersion pattern, low 500 Hz cutoff frequency, durable polycarbonate construction, and lightweight design, the B&C ME148 provides exceptional performance for touring systems, fixed installations, and OEM loudspeaker development. Whether used in advanced line arrays, large-scale sound reinforcement systems, or custom professional audio projects, the B&C ME148 offers the coverage consistency, clarity, and reliability that audio professionals demand.
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About B&C Speakers S.r.L.
B&C Speakers products are built in Bagno a Ripoli (Florence), Italy., ensuring high quality products to suite your speaker building requirements. Their 10,500 square meter facility incorporates highly sophisticated automation and quality control. Over the years they become one of the world leaders in the Professional Audio market, a brand recognized everywhere as a premium product that offers excellent value to the consumer.
