Teddy’s Burson Soloist 3X GT with PSB Stratus Mini and Focal Clear

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Post Info

So far this is great. I absolutely love how it sounds, and it’s a very large step up from my smsl sh-9

The System

Listening with

PSB Stratus Mini
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

Matching notes: At 55 Ω and 104 dB/mW, the Focal Clear is a low-impedance load, and an efficient one: about 0.47 V (4 mW, 8.5 mA) for 110 dB SPL (calc.). Burson does not publish a 55 Ω rating for the Soloist 3X GT. Its 32 Ω and 100 Ω ratings (8 W XLR / 4 W SE; 3.8 W XLR / 1.9 W SE) fall either side of it. The Soloist 3X GT’s 0.5 Ω headphone output impedance is 1/110 of the load. [1] [2] [3] [4] [5]

Burson

Burson Soloist 3X GT · Headphone amplifier / preamp (Class-A) · discontinued
  • Output power (XLR / SE): 16 Ω 10 W / 5 W · 32 Ω 8 W / 4 W · 100 Ω 3.8 W / 1.9 W · 300 Ω 1.3 W / 0.65 W · 600 Ω 0.64 W / 0.32 W
  • Output impedance: 0.5 Ω (headphone); 25 Ω (pre out)
  • Gain: High / Medium / Low; dB not published
  • Inputs: 2x XLR; 2x RCA; mic bypass
  • Input impedance: 35 kΩ
  • Input sensitivity: line level
  • Outputs: XLR + RCA pre out; RCA subwoofer out; 4-pin XLR + SE headphone
  • Other: Model R-120X (“GT3”); THD <0.0015%; FR ±1 dB 0-48 kHz

[4] [5]

Also in the system

Audible Illusions
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

Matching notes: Burson lists the Soloist 3X GT’s analogue inputs as line level (35 kΩ input impedance). The Denafrips Ares II is rated at 2.2 V (RCA) / 4.4 V (XLR) output. [6] [7] [4] [5]

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