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R45
R45
R45
Arcam

R45

Floorstanding Loudspeaker

Series Radia

The ARCAM R45 isn’t just a loudspeaker. It’s a statement.

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Sensitivity
88 dB (2.83 V / 1 m)
Nominal impedance
6 ohms
Type
Floorstanding Loudspeaker
Cabinet Finish
Black Natural Walnut Veneer
Crossover Frequencies
275 Hz / 1.7 kHz
Frequency Response ± 6dB
30Hz-40kHz
Price on requestCheck availability

Overview

The ARCAM R45 is the ultimate expression of our loudspeaker design philosophy—a floorstanding masterpiece for those who demand nothing less than perfection. As the largest and most advanced model in the Radia Series, it blends cutting-edge engineering with elegant craftsmanship to deliver an experience that is both breathtaking and immersive.

At its heart are three 165mm (6.5-inch) MCC woofers and a 165mm DCC midrange driver, working together to produce deep, controlled bass and a richly detailed midrange. Inverted surrounds and hidden mountings create a clean, refined front panel that enhances its premium aesthetic.

The 25mm (1-inch) DCC dome tweeter, paired with our advanced Acoustic Lens waveguide, offers exceptional clarity and effortless integration with the midrange driver. This ensures smooth, natural sound and a wide, immersive soundstage—even when listening off-axis.

Finished in luxurious Black Walnut veneer, the R45’s cabinet features rigid cross-bracing, solid aluminium feet with optional spikes, and a magnetically attached grille for a flawless look. Inside, a precision-engineered 3-way crossover network with premium components preserves every nuance of your music. Combined with over 20 years of waveguide development, all five drivers work in perfect harmony to create sound that is powerful, detailed and effortlessly natural.

The ARCAM R45 is a flagship design that puts you at the heart of your music and movies, delivering an experience so real, it feels alive.

Highlights

  • Precision 3-Way Crossover featuring premium components to achieve seamless transducer integration
  • 25mm (1-inch) DCC dome tweeter with Acoustic Lens Waveguide for a detailed and effortlessly natural sound throughout your room
  • Micro Ceramic Composite (MCC) and Deep Ceramic Composite (DCC) cones that are stiff and damped for distortion free performance
  • Inverted surrounds and trim ring cover both to conceal all hardware for a sleek aesthetic, and reduce damaging high frequency cabinet diffraction
  • Newly patented cast frames engineered to optimize airflow for maximum cooling, reduced weight, increased rigidity, and improved performance
  • Magnetically attached grille for a clean, seamless look with no visible attachments

About Arcam

Enthusiasm for music reproduction lies at the heart of everything we do. Over the years, we have built an outstanding team of gifted and passionate engineers who have poured their hearts and souls into products that deliver a quality of reproduction that has won countless awards around the world. Our engineering

All Arcam products

Specifications

Sensitivity
88 dB (2.83 V / 1 m)
How loud it plays for a given signal. Higher sensitivity needs less amplifier power.
Nominal impedance
6 ohms
The electrical load your amplifier drives. System Builder checks it against the amplifier you pick.
Model code
ARCAM-R45
Quote it when you ask a specialist.

Specifications

Type
Floorstanding Loudspeaker
Cabinet Finish
Black Natural Walnut Veneer
Recommended Amplifier Power
20-250W
Low Frequency Drivers
3 x 6.5 in (165 mm) Micro Ceramic Composite (MCC) Cone with inverted surrounds in patented cast frames
Midrange Driver
6.5 in (165 mm) Deep Ceramic Composite (DCC) with inverted surround in a patented cast frame
High Frequency Driver
1-inch (25mm) Deep Ceramic Composite (DCC) Dome Tweeter in a patented waveguide with acoustic lens
Enclosure Tuning
Bass-Reflex via Dual Rear-Mounted Ports
Crossover Frequencies
275 Hz / 1.7 kHz
Nominal Impedance
6 Ohms
Frequency Response ± 6dB
30Hz-40kHz
Sensitivity @ 1M, 2.83V
88 dB
Dimensions W (including plinth) x D x H
W 358 x D 415 x H 1127mm (14.1 x 16.3 x 44.4 in)
Product Weight
39.7kg (87.5 lbs)
Shipping Weight
52.0kg (114.6lbs)
Shipping Units of Measure
Single (Each)

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