B&C HF146 Constant Directivity Horn
The B&C HF146 is a professional constant directivity horn designed to deliver exceptional coverage control, reliable acoustic performance, and consistent sound dispersion across a wide range of professional audio applications. Developed for use with high-performance compression drivers, the HF146 combines advanced horn geometry with durable lightweight construction to provide system designers, loudspeaker manufacturers, and audio professionals with a versatile solution for modern sound reinforcement systems.
In any loudspeaker design, the horn plays a critical role in determining how sound is projected into a venue. While compression drivers generate the acoustic energy, the horn ultimately controls how that energy is distributed throughout the listening environment. A well-designed horn improves coverage consistency, enhances intelligibility, increases system efficiency, and helps maintain tonal balance across a wider audience area. The B&C HF146 has been engineered specifically to achieve these goals while maintaining excellent integration flexibility for a variety of loudspeaker configurations.
Featuring a wide 100° horizontal coverage pattern, a low 700 Hz cutoff frequency, and a sophisticated constant directivity design, the HF146 provides the controlled dispersion required in professional sound reinforcement systems. Its durable PC/ABS/GF blend construction ensures long-term reliability while keeping weight to a minimum, making it equally suitable for portable touring systems and permanent installations.
Whether incorporated into high-performance stage monitors, portable PA systems, installation loudspeakers, houses of worship, auditoriums, theatres, or custom OEM projects, the B&C HF146 delivers the performance, consistency, and reliability demanded by today’s professional audio industry.
Advanced Constant Directivity Design
The defining characteristic of the B&C HF146 is its advanced constant directivity horn design. Unlike conventional horn geometries that often exhibit narrowing dispersion patterns at higher frequencies, constant directivity technology helps maintain more consistent coverage across the horn’s operating bandwidth.
Maintaining uniform dispersion is essential for achieving balanced audience coverage. Without proper directivity control, listeners seated in different areas of a venue may experience significant variations in tonal balance and clarity. The HF146 helps reduce these inconsistencies by distributing high-frequency energy more evenly throughout the listening area.
For system designers, this translates into improved predictability during system design and tuning. For audiences, it results in a more consistent listening experience regardless of seating position. Whether used for speech reinforcement or music reproduction, the constant directivity characteristics of the HF146 contribute directly to improved overall system performance.
Wide 100° Horizontal Coverage
The B&C HF146 provides an impressive 100° horizontal coverage pattern, allowing sound systems to cover larger audience areas with fewer compromises.
Wide dispersion is particularly valuable in applications where listeners are spread across a broad seating area. By maintaining consistent coverage across a 100° horizontal field, the HF146 helps ensure that sound reaches listeners evenly while minimizing coverage gaps and excessive overlap between adjacent loudspeaker systems.
This wide coverage pattern is beneficial in a variety of professional environments, including houses of worship, conference facilities, theatres, educational institutions, entertainment venues, and community halls. In portable PA applications, the broader coverage can reduce the number of loudspeaker cabinets required to achieve effective audience coverage.
The result is improved efficiency in system design while maintaining excellent clarity and tonal consistency throughout the venue.
Low 700 Hz Cutoff Frequency
One of the key performance advantages of the B&C HF146 is its low 700 Hz cutoff frequency.
A lower cutoff frequency allows compression drivers to operate efficiently at lower crossover points, creating smoother transitions between low-frequency and high-frequency sections of a loudspeaker system. This contributes to improved system coherence and more natural overall sound reproduction.
Lower crossover frequencies can also improve vocal reproduction, helping speech and vocals sound more natural and intelligible. For music applications, improved crossover integration often results in greater tonal accuracy and a more seamless transition across the frequency spectrum.
The HF146’s low cutoff frequency provides loudspeaker designers with additional flexibility when developing professional audio systems, making it suitable for a broad range of applications requiring high-performance acoustic integration.
Improved Acoustic Loading
Efficient acoustic loading is one of the primary functions of a professional horn, and the B&C HF146 has been designed to maximize the effectiveness of attached compression drivers.
Proper acoustic loading improves the transfer of energy from the driver into the listening environment. This increased efficiency allows systems to achieve higher output levels while maintaining clarity and minimizing distortion.
The horn geometry of the HF146 helps optimize driver performance across its operating range, supporting improved transient response, greater dynamic capability, and enhanced overall efficiency. These characteristics are especially important in professional applications where high output levels and long-term reliability are required.
By efficiently coupling the compression driver to the air, the HF146 helps maximize system performance while preserving sonic accuracy and detail.
Excellent Speech Intelligibility
Speech clarity is a critical requirement in many professional audio systems, and the B&C HF146 is designed to support outstanding intelligibility across a wide coverage area.
The horn’s controlled directivity characteristics help focus sound energy toward listeners while reducing unwanted reflections from walls, ceilings, and other surfaces. This contributes to clearer vocal reproduction and improved communication in acoustically challenging environments.
Applications such as houses of worship, conference centres, educational institutions, transportation facilities, and public address systems benefit significantly from improved speech intelligibility. The ability to clearly reproduce spoken content helps ensure that important information is communicated effectively throughout the venue.
The HF146’s combination of wide coverage and controlled dispersion makes it particularly well suited for installations where vocal clarity is a primary design objective.
High-Quality Music Reproduction
In addition to speech reinforcement, the B&C HF146 performs exceptionally well in music reproduction systems.
Modern sound reinforcement systems require accurate and consistent reproduction of musical content across a wide audience area. The controlled coverage characteristics of the HF146 help maintain tonal balance while preserving the detail and dynamics of recorded or live music.
Listeners benefit from improved instrument separation, enhanced vocal presence, and greater overall clarity. By distributing sound more evenly throughout the listening environment, the horn helps ensure that all audience members experience a similar listening experience.
Whether used in concert venues, theatres, live performance spaces, or portable PA systems, the HF146 contributes to more accurate and engaging musical reproduction.
Durable PC/ABS/GF Blend Construction
The B&C HF146 is manufactured from a robust PC/ABS/GF blend material chosen for its combination of strength, durability, and lightweight performance.
Professional audio equipment is often exposed to demanding operating conditions, including transportation, installation, environmental stress, and frequent handling. The durable construction of the HF146 helps ensure long-term reliability under these conditions.
The material also offers excellent structural rigidity, helping reduce unwanted resonances that could negatively affect acoustic performance. This contributes to cleaner sound reproduction while maintaining the horn’s structural integrity over time.
The result is a horn capable of delivering consistent performance in both portable touring systems and permanent installation environments.
Lightweight Design Advantages
Weighing only 0.45 kg, the B&C HF146 offers significant practical advantages for loudspeaker designers and installation professionals.
Reducing component weight helps lower the overall weight of loudspeaker systems, simplifying transportation, installation, and rigging. This is particularly beneficial for portable sound reinforcement systems that require frequent setup and teardown.
Lightweight components also reduce structural loading requirements in flown arrays and suspended loudspeaker installations. For manufacturers, the reduced weight provides additional flexibility during cabinet design while helping optimize overall system efficiency.
The HF146 achieves this lightweight profile without sacrificing durability or acoustic performance, making it a highly practical choice for professional applications.
Compact Dimensions for Flexible Integration
The compact dimensions of the B&C HF146 make it easy to integrate into a wide variety of loudspeaker designs.
Measuring just 260 x 200 x 75 mm, the horn occupies minimal enclosure space while still delivering impressive acoustic performance. This compact footprint provides designers with greater flexibility when developing portable PA systems, installation loudspeakers, stage monitors, and custom speaker solutions.
The efficient form factor allows manufacturers to optimize cabinet layouts without compromising coverage performance. This can be especially valuable in applications where enclosure size must be minimized while maintaining professional sound quality.
Its compact design makes the HF146 suitable for both new loudspeaker developments and existing system upgrades.
Versatile Professional Applications
The combination of wide coverage, controlled directivity, lightweight construction, and low cutoff frequency makes the B&C HF146 suitable for numerous professional audio applications.
Common uses include:
- Portable PA systems
- Installation loudspeakers
- Stage monitors
- Houses of worship
- Theatres
- Auditoriums
- Educational facilities
- Conference centres
- Corporate AV systems
- Entertainment venues
- Public address systems
- OEM loudspeaker manufacturing
- Custom speaker projects
This versatility allows the HF146 to serve as a dependable solution across a broad spectrum of professional sound reinforcement requirements.
Reliable Long-Term Performance
Professional audio systems must deliver consistent results over many years of operation. The B&C HF146 has been engineered with reliability as a primary design consideration.
Its durable construction, efficient horn geometry, and stable acoustic characteristics help ensure dependable performance throughout the product’s lifespan. Whether used in a touring environment or a permanent installation, the HF146 is built to withstand the demands of professional use.
For system designers and integrators, this reliability translates into reduced maintenance requirements, improved system longevity, and greater confidence in long-term performance.
The result is a horn that delivers not only excellent acoustic characteristics but also the durability required for professional deployment.
Technical Specifications
General Specifications
- Product Model: B&C HF146
- Nominal Coverage Horizontal: 100°
- Cutoff Frequency: 0.7 kHz
- Material: PC/ABS/GF Blend
- Design: Constant Directivity
Dimensions
- Dimensions: 260 x 200 x 75 mm
Mounting and Shipping Information
- Net Weight: 0.45 kg (0.99 lb)
- Shipping Units: 1 pc
- Shipping Weight: 0.72 kg (1.59 lb)
- Shipping Box Dimensions: 280 x 270 x 100 mm
Conclusion
The B&C HF146 is a premium professional constant directivity horn designed to provide wide audience coverage, predictable dispersion characteristics, and reliable long-term performance. Combining a broad 100° horizontal coverage pattern with a low 700 Hz cutoff frequency, efficient acoustic loading, lightweight construction, and durable PC/ABS/GF blend materials, the HF146 delivers the versatility and performance required by modern sound reinforcement systems.
Suitable for portable PA systems, installation loudspeakers, stage monitors, theatres, houses of worship, conference facilities, and OEM loudspeaker projects, the HF146 offers an ideal balance of coverage control, efficiency, and durability. For audio professionals seeking a compact horn capable of delivering consistent acoustic performance across a wide range of applications, the B&C HF146 remains an outstanding solution.
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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.
