The world of audio is ever-evolving, and Monitor Audio, a British audio brand with a rich history, is at the forefront of this innovation. Their latest offering, the Radius Series 4G, is a testament to their commitment to pushing the boundaries of sound quality and design. This comprehensive reinvention of their celebrated compact loudspeaker range promises to deliver high-fidelity sound while captivating the senses with its contemporary aesthetics.
A Balanced Approach
Monitor Audio's Transparent Design Philosophy is the guiding light behind the Radius Series 4G. This philosophy aims to strike a delicate balance between acoustic engineering and modern aesthetics, ensuring that the speakers not only sound exceptional but also look stunning. The result is a speaker system that is both functional and fashionable, a rare combination in the audio world.
Speaker Lineup
The Radius Series 4G comprises three speakers: the Radius 1, Radius 3, and the versatile Radius On-Wall. Each speaker is designed to cater to various audio needs, from stereo listening to immersive home theater experiences, multi-room audio setups, commercial installations, and even near-field desktop use. This versatility is a testament to Monitor Audio's understanding of the diverse requirements of modern audio enthusiasts.
Technological Advancements
At the heart of the Radius Series 4G lies a series of cutting-edge technological advancements. Monitor Audio's proprietary Ceramic-Coated Aluminum/Magnesium (C-CAM) cone technology is a cornerstone of the driver design. C-CAM is a marvel in itself, offering a lightweight yet robust solution that delivers exceptional fidelity. Its piston-like movement ensures that every note is reproduced with remarkable precision.
Rigid Surface Technology
For this 4th generation, Monitor Audio has taken C-CAM technology to new heights with Rigid Surface Technology. This innovation in cone geometry is designed to minimize breakup and resonances across the entire frequency range, resulting in a more accurate and natural sound reproduction. It's a subtle yet powerful improvement that enhances the overall listening experience.
Redesigned Tweeter
The Radius Series 4G introduces a completely redesigned C-CAM Gold Dome tweeter, a departure from conventional architecture. The external magnet motor system used in this tweeter provides a full drive unit-like performance, ensuring that high-frequency sounds are reproduced with clarity and precision. This attention to detail in the tweeter design is a hallmark of Monitor Audio's commitment to excellence.
Crossover Networks and Driver Bracing
Monitor Audio's expertise extends to the crossover networks, which have been meticulously measured, listened to, and component-selected. Every element in these networks is chosen with the utmost care to ensure the purest possible signal transfer between amplification and drive units. This attention to detail ensures that the speakers deliver a seamless and accurate sound reproduction.
The Bolt Driver Bracing technology is another innovative feature. It allows the drivers to be securely braced to the rear of the cabinet and tightened to a specific torque, ensuring structural rigidity. This eliminates unwanted chassis resonances, further enhancing the sound quality and overall performance.
Port Design and Vibration Isolation
The High-Velocity II port design in each Radius 4G speaker supports smoother airflow, resulting in a tighter and more controlled bass performance. On the Radius 3 model, the port has been increased by 50% compared to the previous generation, delivering even greater low-frequency performance in a compact package.
Monitor Audio also offers precision-engineered accessories, such as the Radius 4G floor stand and desk pad, made from rubber of a specific hardness. These accessories provide effective vibration isolation, ensuring that the speakers remain stable and deliver consistent performance, whether used as near-field recording monitors or in other audio setups.
Pricing and Availability
The Monitor Audio Radius Series 4G will be available from June 2026, offering a range of options to suit various budgets and preferences. The prices for the speakers and accessories are as follows:
- Radius 1 4G: $525 / £425 / €475 per pair
- Radius 3 4G: $725 / £575 / €675 per pair
- Radius On-Wall 4G: $575 / £450.00 / €525 per piece
- Radius Floor Stand 4G: $395 / £300 / €350 per pair
- Radius Desk Pad 4G: $40 / £30 / €35 per pair
- MASM Wall Bracket: $35 / £20 / €30 per piece
- FIX-M Wall Bracket: $55 / £45 / €50 per piece
Conclusion
The Monitor Audio Radius Series 4G is a testament to the brand's commitment to innovation and excellence in audio engineering. With its blend of cutting-edge technology, precise craftsmanship, and contemporary design, this speaker system offers an exceptional listening experience. Whether you're a music enthusiast, a home theater aficionado, or a professional audio engineer, the Radius Series 4G is a speaker system that will undoubtedly impress and elevate your audio journey.
