Masterful Class G amplification for ultimate precision

With proven fifth-generation Class G technology, the A25+ offers an impressive output of up to 165 watts per channel into 4 ohms. This special design guarantees superior control over demanding loudspeakers and ensures a dynamic, lively soundstage that effortlessly fills even large rooms.

High-resolution sound thanks to ESS Sabre DAC

The integrated ESS Technology Sabre ES9018 D/A converter enables true Hi-Res Audio with a resolution of up to 32-bit/384kHz. Extremely low distortion and a revised power supply create an authentic soundstage with impressive dynamics and the finest detail.

Versatile connections for TV, streaming and vinyl

Whether a modern TV via HDMI eARC, digital source devices via USB-C, coaxial and Toslink or the classic turntable via the specialized MM phono input – the A25+ acts as a central hub. Three additional cinch inputs and a pre-out output offer maximum flexibility for any system configuration.

Innovative wireless freedom with Snapdragon Sound

Equipped with Bluetooth 5.4 and Snapdragon Sound, the amplifier supports lossless wireless music transmission in brilliant quality (Qualcomm aptX Lossless). Thanks to the new Auracast technology, audio signals can also be shared and several compatible headphones or loudspeakers can be played simultaneously. be.

Timeless design and first-class workmanship

The low-resonance housing of the Radia series impresses with its minimalist aesthetic in matt black aluminum. Solid rotary controls, an elegant glass front including a display and high-quality workmanship underline the premium standards and decades of British sound culture from Arcam.

Specifications

• Continuous Power (0.5% THD): 100 W (8 Ohms) / 165 W (4 Ohms) per channel
• Amplifier Principle: Class-G (5th Generation)
• D/A Converter: ESS Sabre ES9018
• Supported Resolution: Up to 32-Bit / 384 kHz (via USB-C)
• Frequency Response: 20 Hz – 20 kHz (± 0.2 dB)
• Signal-to-Noise Ratio: 106 dB (Analog) / 109 dB (Digital)
• Bluetooth Version: 5.4 (supports aptX Adaptive, Snapdragon Sound, Auracast, LE Audio)
• Analog Inputs: 3x RCA (Line), 1x RCA (Phono MM)
• Digital Inputs: 1x HDMI (ARC/eARC), 1x USB-C, 2x Coaxial, 1x Optical (Toslink)
• Analog Outputs: 1x RCA (Pre-Out), 1x 3.5 mm Jack (Headphone)
• Dimensions (W × D × H): 43.1 × 34.4 × 8.3 cm (incl. feet and terminals)
• Weight: 9.0 kg (Net)

FAQ

How should the amplifier be set up?
The device should be placed on a stable, level surface and protected from direct sunlight or moisture. As the A25+ generates heat during operation, sufficient ventilation must be ensured; it should not be placed in enclosed cabinets or directly on other heat sources such as power amplifiers.

How many devices can be stored for Bluetooth playback?
The amplifier can store the pairing of up to five devices. If a sixth device is paired, the oldest stored connection will be replaced.

Does the device have a power-saving function?
Yes, if no audio signal is received and no operation occurs for 20 minutes, the device automatically switches to standby mode. This function can be deactivated if desired.

Can Bluetooth headphones be used with the A25+?
Yes, Bluetooth headphones can be paired via the audio output selection. However, please note that Bluetooth headphones cannot be used if the Bluetooth input is simultaneously selected as the source.

Scope of Delivery

• Arcam A25+ Integrated Amplifier
• Power Cable
• Remote Control (incl. 2x AAA batteries)
• Documents

Harman International Industries, Incorporated
Danzigerkade 16G, 1013 AP Amsterdam, NLD
luxurysupport@harman.com
https://www.arcam.co.uk/