Csaba’s Burson Super Charger 3A with Focal Clear and HiFiMAN Arya

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Post Info

Good products and really good customer service.

The System

Listening with

Focal Clear · Headphones: open-back, dynamic (40 mm Al/Mg M-dome), circumaural · discontinued
  • Impedance: 55 Ω
  • Sensitivity: 104 dB SPL / 1 mW @ 1 kHz ≈ 116.6 dB/V (calc.)
  • Frequency response: 5 Hz – 28 kHz
  • Plugs / cables supplied: 4-pin XLR; 6.35 mm; 3.5 mm cables supplied

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HiFiMAN Arya · Headphones: open-back, planar magnetic, circumaural · discontinued
  • Impedance: 35 Ω
  • Sensitivity: 90 dB (reference not stated by HiFiMAN)
  • Frequency response: 8 Hz – 65 kHz
  • Plugs / cables supplied: not published (HiFiMAN spec page lists no connector)
  • Other: weight 404 g

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Burson

Burson Super Charger 3A · Power supply (24 V DC)
  • Other: 24 V / 3 A; noise floor <1 µV; 2.5 mm barrel plug, centre positive; 100-240 V AC in

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Also in the system

Bluesound Node · Streamer: network streamer / DAC with headphone out
  • Output power (headphone): 16 Ω 0.16 W · 32 Ω 0.23 W · 250 Ω 0.053 W · 600 Ω 0.022 W
  • Output impedance: not published
  • Output voltage: RCA not published
  • Inputs: Ethernet; Wi-Fi; optical/analog 3.5 mm combo; HDMI eARC
  • Outputs: RCA analogue; optical; coaxial; USB; headphone
  • DAC / chipset: ESS ES9039Q2M
  • Other: SNR 118 dB; THD+N 0.0007%; up to 192 kHz, DSD256; AirPlay 2, Roon Ready, Tidal/Qobuz/Spotify Connect

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Denafrips Ares II · DAC: discrete R2R ladder DAC (NOS / OS modes) · discontinued
  • Frequency response: 20 Hz – 70 kHz (-3 dB)
  • Output impedance: 625 Ω (RCA); 1.25 kΩ (XLR)
  • Output voltage: RCA 2.2 V · XLR 4.4 V
  • Inputs: USB (PCM to 1536 kHz, DSD1024); 2x coaxial; 2x Toslink (24/192, DSD64 DoP)
  • Outputs: RCA; XLR
  • DAC / chipset: discrete R2R ladder (no DAC chip); FPGA DSP; STM32 USB
  • Other: THD+N 0.004%; S/N 115 dB; dynamic range >119 dB; crosstalk -124 dB; <=20 W; 215 x 230 x 45 mm

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