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RCF HDL SERIES

Welcome to the RCF HDL Series

Engineered for sound professionals and rental companies, the RCF HDL line array series epitomizes crystal-clear audio delivery in large venues. As experts in rigging and sound optimization for concerts and live events, we offer models crafted with precision and expertise:

  • HDL26-A is ideal for high-fidelity sound in a compact format, perfect for indoor and outdoor events.
  • HDL 28-A: Features advanced neodymium drivers and precision waveguide, suited for medium to large venues.
  • HDL 30-A: This model has 2200W peak power and advanced DSP processing, designed for reliability and control in any setting.
  • HDL 50-A 4K: A powerhouse with 4000 watts, RDNet network management, and three-way amplification for the most prominent venues and demanding performances.

Each model is tailored to meet the rigorous demands of live sound production, ensuring spectacular audio at your events—Trust RCF's HDL line array systems to elevate your sound experience to professional concert levels.

Innovative Speaker Design Features by RCF

Enhanced Dual Silicon Spider System: RCF's innovative dual silicon spider technology significantly enhances fatigue resistance, thanks to its double spider structure. Integrating silicone between the cloth layers ensures superior memory and maintains optimal shape. This sealed structure acts as an efficient air pump, cooling the system by expelling warm air and drawing in cooler air with each cone movement.

Advanced Cooling Mechanisms

RCF's meticulously engineered cooling systems optimize heat dissipation. The cooling channels, shaped with fins, dust caps, and sealed spiders, collectively enhance air circulation. This system effectively moves hot air out and cools the air in, particularly around the transducer's sides and rear plate, maintaining an ideal operating temperature.

Custom-Designed Acoustic Waveguides

RCF's proprietary voice coil utilizes cutting-edge inside/outside coil technology and high-performance polyimide-imide materials. This design doubles the dissipation surface and the adhesion area, offering exceptional mechanical resistance during thermal expansion. The custom high-frequency waveguides in models HDL 50-A and HDL 30-A achieve precise directional sound coverage and maintain a consistent, linear response across frequencies.

Direct Drive Voice Coil Configuration

The unique Direct Drive setup connects the voice coil's top directly to the titanium diaphragm's edge, enhancing the energy transfer and broadening the frequency response to exceed 10 kHz. This configuration minimizes distortion and improves the durability and thermal handling capabilities of RCF's neodymium compression drivers.