David’s Burson V6 Vivid Opamp with HiFiMAN EF5

• Frequency response: 20 Hz – 30 kHz
• Output impedance: 2 Ω (headphone, as listed)
• Gain: high / low (switchable)
• Inputs: 1x RCA
• Input impedance: 50 kΩ
• Outputs: 6.35 mm headphone
• Other: output “up to 15 V at 32 Ω” (as published; no power figure); THD <0.2%; S/N >95 dB; DY-1 external supply

^{[1] [2]}

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.

1. HiFiMAN EF5: biareview.com (reviews reproducing hifiman spec)
2. HiFiMAN EF5: hometheaterhifi.com (reviews reproducing hifiman spec)