Arcam Releases A50 Signature Integrated Amp & CD25 CD Player

All Image Credit: Arcam
ARCAM have expanded their Radia Series with the addition of the A50 Signature integrated amplifier and the CD25 CD player. Both models have a steel chassis, glass facias and OLED displays, and are available in a black finish.

The A50 Signature is the first ARCAM integrated amplifier to use a fully dual-mono Class G architecture producing 150wpc into 8 ohms and 220wpc into 4 ohms. Each channel is built as a discrete amplifier with its own PCB, output stage, Class G power stages, power regulation and dedicated windings within a single shared transformer. Powering the design is a centrally located power supply that provides separate analog and digital power to the seperated analog and digital circuitry.

Providing all the necessary digital to analogue conversion, the ESS SABRE ES9039Q2M DAC supports up to 32-bit/768KHz PCM and DSD1024. The DAC is configured in a fully differential configuration and is supported by an ESS reference voltage regulator. A50 control is available using the two front panel rotary controls, the supplied IR remote and various wired options.

Analogue connectivity includes; 3 x RCA stereo line, 2 x RCA MM/MC phono, 1 x stereo XLR line, 1 x RCA pre out and 2 pairs speaker binding posts. Digital connectivity includes; 1 x HDMI eARC, 1 x USB-C audio, 1 x TOSLINK and 2 x coaxial, plus two-way Bluetooth with Snapdragon Sound and Auracast. Wired control is available using the 3.5mm 12VDC trigger I/O, IR in and RJ45 network.
The CD25 is ARCAM’s new flagship CD player for the Radia Series. It uses two ESS SABRE ES9039Q2M DAC chips with ESS reference voltage regulators in a dual-mono balanced DAC architecture together with ESS Labs’ Hyperstream 4 technology. Its metal chassis has a glass fascia and an OLED display. A linear toroidal power supply supports the analogue electronics.

The internal structure is vibration-damped for consistent disc reading of CD, CD-R and CD-RW media. File formats supported include; WAV (LPCM), FLAC, MP3 and AAC with data sample rates up to 96KHz./24bit. Control is available using the front panel transport buttons and supplied IR remote.

Rear panel signal outputs include; 1 x stereo pair RCA and XLR analogue and 1 x coaxial and TOSLINK digital.
Features At A Glance:
- A50:
- The 1st ARCAM Dual-Mono Class G Integrated Amplifier
- 2x 150W Power Output
- Built-in Class A MM & MC phono stage
- ESS ES9039Q2M DAC with USB-C and HDMI e-ARC inputs
- Wired or wireless headphones
- Wireless audio with Snapdragon Sound and Auracast built-in
- CD25:
- Dual-Mono DAC Architecture
- Low-Noise Linear Power Supply
- Vibration-Damped Disc Mechanism
- Balanced and RCA Analogue Outputs
- ARCAM-Tuned via Blind Listening Tests
Specifications:
- A50:
- Continuous power output (0.5% THD), per channel:
- 2 channels driven, 20Hz – 20kHz, 8Ω 150W
- 2 channels driven, 1kHz, 4Ω 220W
- Harmonic distortion 80% power, 80 w 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
- Number of inputs: 3 (RCA pairs)
- Digital Inputs:
- Supported Sample Rates (kHz):
- USB-C Only: 384, 352.8, 192, 176.4, 96, 88.2, 48, 44.1
- Other digital inputs: 192, 176.4, 96, 88.2, 48, 44.1
- Bit depths (bit): 32, 24, 16
- Frequency response (filter 1): 20Hz—20kHz ± 0.2dB
- Signal/noise ratio (A-wtd, ref. 50W, 0dBFS): 109dB
- Supported Sample Rates (kHz):
- Headphone Output:
- Maximum output level (RMS) into 32Ω/300Ω – 2.5V/5V
- Load range: 16Ω – 2KΩ
- Wireless Specification:
- Bluetooth Version – 5.4; A2DP Sink/Source, AVRCP, BLE, SBC, AAC, aptX, aptX HD and aptX Lossless, LE Audio, Auracast
- Bluetooth Transmitter Frequency and Power – 2,400 MHz to 2,483.5 MHz: <20dBm
- General:
- Mains voltage: 100V or 110–120V or 220–240V, 50–60Hz
- Power consumption (maximum:) 700W
- Power consumption (standby): <0.5W
- Dimensions (W x D x H): 431 x 344 x 99mm
- Weight (net): 12Kg
- Supplied accessories: Mains lead(s), Remote control
- Continuous power output (0.5% THD), per channel:
- CD25:
-
- Supported media: CD (Audio), CD-R (Audio / Data), CD-RW (Audio / Data)
- Supported files (Data): WAV (LPCM), FLAC, MP3, AAC
- Supported Bit depth: 16 bit – 24 bit
- Supported sample rates (kHz): 96, 88.2, 48, 44.1, 32 kHz (WAV & FLAC only), 48, 44.1, 32 kHz (MP3/AAC)
- Outputs: Analogue;1 RCA Pair, 1 XLR Pair, Digital; 1 Optical, 1 Coaxial
- Frequency Response: (filter 1) 20 Hz – 20 kHz ± 0.1 dB
- Max Analogue Output (0dBFS, RCA/XLR): 2.2/4.4VRMS
- Signal/Noise ratio (A-wtd, ref. 50W, 1V input): 106 dB
- Mains Voltage & Power Consumption: 100–120V or 220–240V, 50/60 Hz 20W
- Dimensions (W x D x H): 431 x 329 x 84 mm
- Supplied Accessories: Mains lead(s), Remote control, Quick Start Guide
- Product Weight: 6.5 Kg
Pricing (A50/CD25):
- UK: £2,499/£1,499
- US: $2,999.95/$1,799.95
- EU: €2,799/€1,599
For more information visit the Arcam web site:
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