Arcam Radia A25 100W Integrated Stereo Amplifier

Arcam  |  SKU: ARCA25EU
Regular price £1,499.00

Delivery £4.50 or Free Over £50

All orders to mainland UK over £50 are eligible for free standard delivery.

For orders under £50 we have delivery rates starting from just £2.99

Need it fast? No problem, you’ll find express next day delivery rates available on most products. Learn More

60 Day Returns + Warranty

We’re so confident that you’ll be happy with your purchase that we’ve extended our returns policy to 60 days.

We call it the “Happy Sound Guarantee”.

If you’re not happy with your purchase for any reason simply send it back to us for a full refund. Learn More

Warranty

K&B Audio are authorised dealers for Arcam. All sales come with a manufacturers warranty and full technical support.

Description

The ARCAM A25 is the best sounding, and most feature rich of our Radia Integrated amplifiers. The visual luxurious highlights hint towards the more luxurious musical experience that it offers.

This is achieved with a 5th generation Class G amplifier design. You can expect the best sound quality and dynamics from what has always been a better sounding, and more efficient Class of amplifier. New components and materials have been painstakingly analysed and reviewed to ensure uncompromising sound performance.

The rich feature set includes a USB-C input for your laptop, be it PC, MAC or Raspberry Pie! This augments a Bluetooth solution that includes Qualcomm AptX Adaptive technology with 24-bit HD audio to ensure the best sound quality no matter what you are playing. It can also connect to Bluetooth headphones so your listening experience can continue sensitively after dark.

Like any ARCAM integrated amplifier, we pay particular attention to the built in phono stage to ensure your records sound as lush and engaging as possible.

FEATURES

  • ARCAM Class G amplification - for ultra-low distortion
  • 100W per channel (8Ω) - powers loudspeakers effortlessly. 
  • Bluetooth with aptX™ Adaptive Technology - for the best sound with the most convenience
  • Specially selected components and materials - to deliver on sound quality
  • Wired or Wireless Headphones - connect your headphones for quiet listening with, or without wires
  • All new Radia design - Purposeful yet playful
  • MM phono stage - ready for Turntables
  • Hi-Res Digital Audio Inputs - with the addition of USB-C for ultra Hi-Res audio
  • Plastic Free Packaging - for easy disposal of natural materials

Key Features

  • Inputs
    RCA, Phono, Optical, Coaxial, Ground
  • Outputs
    3.5mm Line Out, RCA Line Out

Specifications

Continuous power output (0.5% THD), per channel

  • 2 channels driven, 20Hz - 20kHz, 8Ω 100W
  • 2 channels driven, 1kHz, 4Ω 165W
  • Harmonic distortion, 80% power, 8Ω at 1kHz 0.002%

Analogue Inputs

  • Number of inputs 3 (RCA pairs)
  • Signal/noise ratio (A-wtd, ref. 50W, 1V input) 106dB
  • Frequency response 20Hz—20kHz ± 0.2dB

Phono (MM) Input

  • Input impedance 47kΩ + 100pF
  • Frequency response (ref. RIAA curve) 20Hz—20kHz ± 1dB

Digital Inputs

  • Supported Sample Rates (kHz)
  • USB-C 384, 352.8, 192, 176.4, 96, 88.2, 48, 44.1
  • Coaxial (RCA) 192, 176.4, 96, 88.2, 48, 44.1
  • Optical (Toslink) 192, 176.4, 96, 88.2, 48, 44.1
  • Supported DSD USB-C only 1024, 512, 256, 128, 64
  • Bit depths (bit) 32, 24, 16
  • Frequency response (fi lter 1) 20Hz—20kHz ± 0.2dB
  • Signal/noise ratio (A-wtd, ref. 50W, 0dBFS) 110dB

Headphone Output

  • Maximum output level (RMS) into 32Ω/300Ω 2.5V/5V
  • Load range 16Ω - 2kΩ

General

  • Mains voltage 100V or 110–120V or 220–240V, 50–60Hz
  • Power consumption (maximum) 500W
  • Power consumption (standby) <0.5W
  • Dimensions W x D (including speaker terminals) x H (including feet) 431 x 344 x 83mm
  • Weight (net) 9kg
  • Weight (packed) 12kg

What You Get

  • 1 x Amplifier
  • 1 x Mains lead(s)
  • 1 x Remote control with 2 x AAA batteries
  • 1 x Quick Start Guide
  • 1 x Important Safety Instructions

Downloads

Payment & Security

Secure Payments

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Klarna
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Authorised Dealer

K&B Audio are authorised dealers for Arcam. All sales come with a manufacturers warranty and full technical support.

Why K&B Audio

Over a Decade of Experience
Established in 2013, we’ve been helping customers enjoy hassle-free home audio for more than 10 years.

Shop with Confidence
Our 'Happy Sound Guarantee' guarantees you expert advice, 60 day returns and free delivery on orders over £50.

35,000+ Satisfied Customers
We’ll always help you find the right solution for your needs, not just what boosts our bottom line. Don’t just take our word for it – read our glowing customer reviews.

Extensive Product Range
With the top brands, carefully curated bundles and thousands of home audio products in stock, we’ve got something for every setup.