Paradigm Persona 7F (pack of 2)

The Paradigm Persona 7F represents the culmination of decades of Canadian acoustic research, marking Paradigm’s entry into the world of five-figure high-end loudspeakers. This 131 cm floorstanding speaker embodies an uncompromising approach where every element, from pure beryllium to differential motors, converges toward a single goal: the most faithful possible reproduction of music.

Acoustic Architecture and Proprietary Technologies

The Persona 7F’s four-driver, three-way bass reflex architecture is based on proprietary technologies developed specifically for this series. At the heart of the innovation are the X-PAL bass drivers, equipped with a unique differential drive motor. Each 21.5 cm woofer features three massive magnets powering a dual 3.8 cm voice coil system, wired in opposition to cancel out stray magnetic fields. This configuration significantly extends linear excursion while eliminating flux modulation distortions.

Active Ridge Technology (ART) revolutionizes traditional suspensions through an overmolding process that optimizes excursion linearity. The SHOCK-MOUNT system isolates each driver from cabinet vibrations, preserving the purity of the acoustic signal. Crossover frequencies at 450 Hz and 2.4 kHz are managed by third-order electro-acoustic filters, ensuring perfect coherence between the drivers.

Exceptional Materials and Construction

The Persona 7F stands out for its use of 99.9% pure beryllium in its high and mid-frequency drivers, a material typically reserved for much more expensive speakers. The 2.5 cm Truextent® beryllium tweeter diaphragm offers exceptional rigidity combined with remarkably low mass, enabling superior transient response and minimal audible coloration. The 17.8 cm midrange driver benefits from the same beryllium technology, paired with an inverted differential drive neodymium motor.

PPA (Perforated Phase-Aligning) lenses are a major innovation, micro-perforated based on finite element analysis calculations. These lenses correct phase issues inherent to dome drivers, significantly improving spatial coherence and focus. The cabinet construction uses automotive manufacturing techniques with high-gloss or metallic lacquer finishes, available in Vanta Black, Harmony White, Aria Blue, and Sonic Silver.

High-End Design and Finishes

The Persona 7F features a contemporary design where aesthetics serve acoustic performance. The front baffle incorporates a single-piece, multi-contoured, and textured machined aluminum panel, elegantly concealing the driver mounts while housing the PPA lenses. This minimalist approach eliminates sharp edges that could generate unwanted diffractions.

The available finishes reflect meticulous attention to detail: the high-gloss Vanta Black and Harmony White versions offer striking visual depth, while the metallic Aria Blue and Sonic Silver finishes bring contemporary sophistication. The quintuple carbon-plated binding posts on the rear demonstrate a commitment to detail, accommodating all types of high-end connections.

Compatibility and System Integration

The versatility of the Persona 7F makes it easy to integrate into a variety of systems thanks to its wide power range from 15 to 500 watts. This flexibility allows you to take advantage of the subtleties of low-power tube amplifiers as well as the dynamics of the most powerful solid-state amps. The stable 8-ohm impedance prevents problematic power drops even with modest amplifiers.

The imposing 131 cm height requires a suitably sized listening room, ideally at least 20 m², to allow for sufficient listening distance. Each speaker weighs 65 kg and requires stable support, but the widened base ensures natural stability. The maintained off-axis response up to 20kHz with a ±2dB tolerance makes placement easier in acoustically imperfect environments.

Technical Specifications

Design and Architecture

• 4-driver, 3-way bass reflex floorstanding speaker
• 3rd-order electro-acoustic crossover at 2.4 kHz (tweeter / midrange), 3rd-order at 450 Hz

Drivers

• High-frequency tweeter: 2.5 cm Truextent® beryllium dome, ferrofluid damping/cooling, perforated phase alignment lens (PPA), pole piece assembly optimized by finite element analysis (FEA)
• Midrange driver: 17.8 cm Truextent beryllium driver with inverse differential-drive neodymium motor, perforated phase alignment lens (PPA), SHOCK-MOUNT isolation mounting system, 3.8 cm high-temperature voice coil
• Bass drivers: two 21.5 cm X-PAL ultra-high excursion drivers with differential-drive motor, overmolded Active Ridge Technology (ART) surrounds, SHOCK-MOUNT isolation mounting system, dual 3.8 cm high-temperature voice coils

Frequency Response

• On-axis frequency response: ±2 dB from 24 Hz to 45 kHz
• 30° off-axis frequency response: ±2 dB from 24 Hz to 20 kHz
• Bass extension: 18 Hz

Electrical Specifications

• Sensitivity (in-room / anechoic): 92 dB / 89 dB
• Recommended amplifier power range: 15 to 500 watts
• Maximum input power: 350 watts
• Impedance: 8 ohms compatible

Dimensions and Weight

• Dimensions (H × W × D): 131.4 cm × 30.2 cm × 52.1 cm
• Weight: 65 kg