Mark’s Burson Soloist 3X Performance with Burson Soloist 3X Performance

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Sales Burson
May 24, 2022

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Burson Soloist 3X Performance, Burson Soloist 3X Performance, Denafrips Ares II, Denafrips Aries II, Drop THX AAA 789, Drop THX AAA 789, SMSL SU-9

Purchased this power adapter to go with my Soloist 3XP

The System

Listening with

Burson Soloist 3X Performance · Headphone amplifier / preamp (Class-A) · discontinued

Output power (XLR / SE): 16 Ω 8 W / 4 W · 32 Ω 4 W / 2 W · 100 Ω 1 W / 0.5 W · 150 Ω 0.6 W / 0.3 W · 300 Ω 0.3 W / 0.15 W
Output impedance: 0.5 Ω (headphone); 25 Ω (pre out)
Gain: High / Medium / Low (manual); dB not published
Inputs: 1x XLR; 1x RCA; mic bypass
Input impedance: 35 kΩ
Input sensitivity: standard line level
Outputs: XLR pre out; 4-pin XLR + SE headphone
Other: Model M-120X (3XP); THD <0.0015%; FR ±1 dB 0-48 kHz

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Burson

Burson Soloist 3X Performance · Headphone amplifier / preamp (Class-A) · discontinued

Output power (XLR / SE): 16 Ω 8 W / 4 W · 32 Ω 4 W / 2 W · 100 Ω 1 W / 0.5 W · 150 Ω 0.6 W / 0.3 W · 300 Ω 0.3 W / 0.15 W
Output impedance: 0.5 Ω (headphone); 25 Ω (pre out)
Gain: High / Medium / Low (manual); dB not published
Inputs: 1x XLR; 1x RCA; mic bypass
Input impedance: 35 kΩ
Input sensitivity: standard line level
Outputs: XLR pre out; 4-pin XLR + SE headphone
Other: Model M-120X (3XP); THD <0.0015%; FR ±1 dB 0-48 kHz

^{[1] [2]}

Also in the system

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 Performance’s analogue inputs as standard line level (35 kΩ input impedance). The Denafrips Ares II is rated at 2.2 V (RCA) / 4.4 V (XLR) output. ^{[3] [4] [1] [2]}

Drop THX AAA 789 · Headphone amp: linear desktop headphone amp (THX AAA feed-forward, balanced / SE) · discontinued

Frequency response: 20 Hz – 20 kHz (+0.01 / -0.03 dB)
Output power (XLR / SE): 16 Ω 6 W / 3 W · 32 Ω 6 W / 1.8 W · 300 Ω 0.8 W / 0.2 W · 600 Ω 0.4 W / 0.1 W
Output impedance: <0.1 Ω (balanced); <0.05 Ω (SE)
Gain: balanced 0.66x / 2.0x / 6.6x (-4 / +6 / +16 dB); SE 0.33x / 1.0x / 3.3x (-10 / 0 / +10 dB)
Inputs: XLR-3 stereo; RCA
Input impedance: 50 kΩ
Outputs: 4-pin XLR balanced; 6.35 mm TRS; 3.5 mm TRS
Other: power at <1% THD; THD -143 dB (300 Ω, 1 mW, balanced); SNR 136 dB; 24 V DC brick; 1.52 kg

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SMSL SU-9 · DAC: balanced desktop DAC (ES9038PRO, MQA, Bluetooth LDAC) · discontinued

Output impedance: 207 Ω (XLR); 142 Ω (RCA)
Inputs: USB (PCM 768 kHz, DSD512); optical; coaxial (DoP64); Bluetooth (LDAC, aptX HD, SBC, AAC)
Outputs: XLR; RCA
DAC / chipset: ESS ES9038PRO; ES9311 supply chip; XMOS XU216
Other: THD+N 0.00009% (-121 dB); SNR 130 dB; DR 130 dB XLR / 123 dB RCA

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Specs from manufacturer data unless a source below says otherwise. “calc.” values are worked out from those figures (V = √(P × R); 110 dB SPL used as a loud reference level). Gear listed without specs is not in our spec library yet.