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The EVO 4 Series
The Wharfedale EVO 4 Series takes influence from the brand’s flagship Elysian speaker range. By deploying a similar cabinet design, AMT tweeter, and SLPP bass reflex system the EVO 4 Series benefits from many high-end features at a much lower price point.
AMT Tweeter
The Wharfedale EVO features an AMT (Air Motion Transformer) high-frequency transducer which helps it outperform other floorstanders in this price range. The purpose of an air motion transformer is to transform electrical energy into high-frequency sound waves. They differ from other types of tweeters by dispersing air through a pleated diaphragm in an accordion-like motion. The benefits of AMT tweeters include achieving lower frequencies than most others, more efficient air dispersion, and naturally low distortion.
Midrange and Bass
As well as the AMT tweeter, the EVO speakers have a soft dome midrange driver and Kevlar cone bass drivers on each unit. The midrange driver, with a linear response range of 800 to 5,000 Hz, has been designed with a damped rear chamber and high flex magnet for quick response to musical dynamism. Where bass is concerned, the dual Kevlar drivers are equipped with low-distortion motors—in keeping with the ELYSIAN models. Furthermore, Wharfedale’s most-advanced slot port, the SLPP (Slot Loaded Profiled Port), has been taken over from the ELYSIAN range to deliver the same powerful lows.
Computer-modelled Crossover
To seamlessly blend the high, mid, and low ends from across the AMT tweeter, midrange, and bass drivers, the EVO utilises computer-modelled crossover technology. Throughout the development of these speakers, hundreds of listening hours were put into finely tuning the crossover blend and ensuring the right listening experience. In addition to computer-aided crossover, the EVO features a profiled phase plug, fixed in place, for smoother sound projection and clean interaction between frequency levels.
Material Selection and Design
Wharfedale’s choice of Kevlar cones for the bass drivers ensures that the bass is naturally self-dampened and dispersed, restricting excess vibrations which would inhibit sound purity. The EVO speakers are available in a choice of finishes including this, black wood, as well as walnut and white oak. Across all finishes, black grilles are optional to cover your drivers. The smoothly curved sides of the EVO speakers make them comfortable to handle and position within the home. Spiked feet come with these speakers for secure positioning on carpets.
Features
- Air Motion Transformer Tweeter excels at high frequencies with low distortion
- Computer-modelled crossover seamlessly blends and equalises
- Profiled phase plug smoothens the sound delivery
- Available in three finishes for versatility of styling
- Reaches a bass extension of 38Hz for greater detail in the low end
- Slot loaded profile port evenly distributes bass and allows greater impact