Paradigm Persona C

Persona C stands out for its revolutionary use of pure Truextent beryllium, a material typically reserved for speakers costing tens of thousands of euros. With its six carefully orchestrated drivers in a 3-way bass-reflex architecture, it delivers dialogue reproduction with surgical precision and perfect integration with other models in the Persona range. Entirely designed and manufactured in Canada according to the research standards of the National Research Council, this center speaker embodies the culmination of four decades of Canadian acoustic expertise.

Acoustic Architecture and Technical Design

Persona C adopts a particularly sophisticated 3-way bass-reflex configuration. The 25 mm beryllium dome tweeter sits at the center, flanked by a 100 mm beryllium midrange driver, while four 178 mm X-PAL woofers handle the low frequencies. This arrangement allows for controlled directivity and remarkable tonal coherence across the entire audible spectrum.

The crossover relies on highly elaborate 3rd-order circuits: a 2.5 kHz crossover between tweeter and midrange, then 700 Hz between midrange and bass. This architecture ensures smooth transitions between the different drivers while preserving the spectral purity characteristic of beryllium. The specifications demand a linear response from 43 Hz to 45 kHz (±2 dB) on-axis, a remarkable performance for a center speaker.

The imposing dimensions of 91.4 × 26.3 × 41.5 cm and the weight of 38 kg reflect uncompromising construction. This significant mass contributes to the acoustic inertia needed to eliminate unwanted cabinet resonances, a prerequisite for fully exploiting the qualities of beryllium.

Truextent Beryllium: An Accessible Technological Revolution

The use of beryllium is at the technological heart of Persona C. This rare metal offers a unique combination of extreme rigidity and lightness, making it the ideal material for speaker diaphragms. Paradigm has developed the Truextent manufacturing process, enabling the production of a 99.9% pure beryllium foil with a perfectly uniform granular structure.

This technical mastery results in diaphragms that are several times stiffer yet significantly lighter than conventional materials. The acoustic result is striking: ultra-fast transient response, exceptional sonic transparency, and virtually no audible coloration. Industrial tests show a substantial improvement in durability, response speed, and a drastic reduction in interference.

Persona C stands out as the only speaker in its class to use beryllium simultaneously for both the tweeter and the midrange. This material consistency ensures a homogeneous sonic signature across the entire mid-high spectrum, eliminating the timbral discontinuities that often affect hybrid designs.

Proprietary Technologies and Innovations

Paradigm enhances its beryllium drivers with several exclusive technologies. The PPA (Perforated Phase-Aligning) lenses cap the tweeter and midrange: these metal grilles, perforated in complex patterns, protect the delicate diaphragms while blocking out-of-phase acoustic components. This solution improves frequency extension and increases output level without distortion.

The Shock-Mount system mechanically decouples each driver from the front baffle using high-performance butyl rubber mounts. This vibration isolation prevents the transmission of unwanted resonances to the cabinet, preserving the purity of the acoustic signal.

The X-PAL woofers utilize ART (Active Ridge Technology) developed in-house. The surround is directly overmolded onto the edge of each pure aluminum cone, creating an optimal mechanical bond. This innovation delivers a 3 dB output gain without distortion and a 50% reduction in harmonic distortion compared to conventional surrounds.

The high-temperature 3.8 cm diameter voice coils in tandem configuration withstand temperatures up to 315°C, ensuring exceptional power handling even during the most demanding passages.

Canadian Craftsmanship and Scientific Research

The Persona series embodies Canadian manufacturing excellence. Each speaker is entirely designed, developed, and assembled in Paradigm’s state-of-the-art factory near Toronto. The company proudly claims the “Crafted in Canada” label, emphasizing that speaker manufacturing is as much an art as it is a science.

The partnership with the National Research Council of Canada (NRC) brings a unique scientific dimension to development. This ongoing collaboration aims to better understand human auditory perception and room acoustics. The results of this research directly influence design specifications, ensuring particularly realistic and natural reproduction.

The non-resonant cabinets result from a sophisticated manufacturing process involving CNC machines and elliptical presses. Seven layers of HDF are assembled with a viscoelastic adhesive that hardens via radiofrequency energy, creating a structure of exceptional rigidity. The high-end finishes, available in five standard colors and eighteen premium shades, allow for complete aesthetic customization.

Acoustic Performance and Use Cases

Persona C excels at reproducing dialogue with remarkable precision and intelligibility. Its exceptional linear response allows you to perceive the subtlest vocal nuances, even at low listening levels. This quality is especially valuable for films with complex mixes where voices can be drowned out by the soundtrack.

Bass extension down to 24 Hz allows for use without a subwoofer in many setups. This frequency autonomy simplifies integration and ensures perfect tonal coherence with the main speakers in the Persona range.

The 93 dB in-room sensitivity allows for easy driving with moderately powered amplifiers, while supporting up to 500 watts for the most ambitious installations. This amplification versatility makes integration into a wide variety of systems easy.

Controlled dispersion maintains a linear response up to 30° off-axis, allowing flexible placement according to installation constraints. This geometric tolerance is crucial for integration under a projection screen or in a TV cabinet.

Technical Specifications

Acoustic Design

• Type: 3-way bass-reflex center speaker, 6 drivers
• Crossover:
  • 3rd order at 2.5 kHz (tweeter / midrange)
  • 3rd order at 700 Hz

Drivers

• Tweeter (high frequencies):
  • 2.5 cm Truextent beryllium dome
  • Ferrofluid for damping / cooling
  • Perforated Phase-Aligning Lens (PPA)
  • FEA-optimized pole piece
• Midrange:
  • 10 cm Truextent beryllium driver
  • PPA lens
  • SHOCK-MOUNT isolated mounting
  • 2.5 cm high-temperature voice coil
• Woofers (x4):
  • 18 cm high-excursion X-PAL
  • Overmolded ART surround
  • SHOCK-MOUNT mounting
  • 3.8 cm tandem high-temperature voice coil

Acoustic Performance

• Frequency response (on-axis): 43 Hz – 45 kHz (±2 dB)
• 30° off-axis response: 43 Hz – 20 kHz (±2 dB)
• Sensitivity:
  • In-room: 93 dB
  • Anechoic chamber: 90 dB
• Bass extension: down to 24 Hz

Electrical Specifications

• Recommended amplification: 15 to 500 W
• Max. input power: 250 W
• Impedance: 8 ohms compatible

General Information

• Dimensions (H × W × D): 26.3 × 91.4 × 41.5 cm
• Weight: 38 kg
• Finishes:
  • Gloss: Vanta Black, Harmony White
  • Gloss Metallic: Aria Blue, Sonic Silver