Arcam A50 Signature Integrated Amplifier

A New Reference for Arcam Amplification The Arcam A50 Signature is a high-performance integrated amplifier created to celebrate 50 years of Arcam amplification expertise. Designed in Cambridge, UK, it is the brand's first dual-mono Class G integrated amplifier, with each channel a fully self-contained module featuring independent transformer windings, dedicated power regulation, reservoir capacitors, Class G lifter stage, and output-stage heatsink. This architecture delivers exceptional channel separation, low noise, and high dynamic capability, making it the best-sounding integrated amplifier Arcam has ever produced. Key Features 2 x 150W dual-mono Class G amplification — Arcam's first dual-mono Class G integrated amplifier Each channel a fully self-contained module with independent transformer windings, dedicated power regulation, reservoir capacitors, Class G lifter stage, and output-stage heatsink ESS ES9039Q2M DAC for exceptional digital-to-analogue conversion USB-C input supporting up to 384kHz / 32-bit HDMI eARC input Built-in Class A MM and MC phono stage 3 x RCA analogue inputs Wired and wireless headphone output Bluetooth 5.4 with Snapdragon Sound, aptX, aptX HD, aptX Lossless, LE Audio, and Auracast Plastic-free packaging Specifications Overview Specification Details Product Type Integrated Amplifier Series Arcam Radia Amplifier Class Class G (Dual-Mono) Continuous Power Output (8O, 2ch) 150W Continuous Power Output (4O, 1kHz) 220W Harmonic Distortion (80% power, 8O, 1kHz) 0.002% DAC ESS ES9039Q2M Analogue Inputs 3 x RCA pairs Analogue SNR 106dB (A-wtd, ref. 50W, 1V input) Analogue Frequency Response 20Hz to 20kHz (±0.2dB) Phono Input (MM) 47kO + 100pF, 20Hz to 20kHz (ref. RIAA) ±1dB Phono Input MM and MC (Class A) Digital Inputs USB-C, HDMI eARC, coaxial, optical USB-C Sample Rates 44.1, 48, 88.2, 96, 176.4, 192, 352.8, 384kHz Other Digital Input Sample Rates 44.1, 48, 88.2, 96, 176.4, 192kHz Digital Bit Depth 16, 24, 32-bit Digital Frequency Response 20Hz to 20kHz (±0.2dB) Digital SNR 109dB (A-wtd, ref. 50W, 0dBFS) Headphone Output (32O / 300O) 2.5V / 5V RMS Headphone Load Range 16O to 2kO Bluetooth 5.4 (aptX, aptX HD, aptX Lossless, AAC, SBC, LE Audio, Auracast) Bluetooth Frequency 2,400MHz to 2,483.5MHz, under 20dBm Mains Voltage 100V or 110-120V or 220-240V, 50-60Hz Max Power Consumption 700W Standby Power Under 0.5W Dimensions (WxDxH) 431 x 344 x 99mm Weight (Net) 12kg Weight (Packed) 14kg Supplied Accessories Mains lead, remote control (2 x AAA), Quick Start Guide, Safety Instructions The A50 Signature is ideal for discerning music lovers who want the very best Arcam has ever created in an integrated amplifier, combining dual-mono Class G performance with comprehensive analogue and digital connectivity.