Anthony’s Burson V5 Opamp with Quad 405

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Post Info

No objection V5 performs as an audio opamp. Clean and details, low noise as 627AM. Outstanding mid and high frequency and low S/N more details could be recognised.

The System

Listening with

Quad 405 · Power amp: “current dumping” solid-state stereo power amp (vintage, 1976) · discontinued
  • Power: 8 Ω: 100 W
  • Input sensitivity: 0.5 V (for 100 W)
  • Other: FR -1 dB 20 Hz (12 dB/oct subsonic filter), -0.5 dB 20 kHz, -3 dB 50 kHz; damping factor 80; separation 85 dB at 1 kHz; 340x115x195 mm; 9 kg

[1]

Burson

Burson V5 Opamp · Discrete opamp (single / dual) · discontinued
  • Supply voltage: ±3.5 V to ±15 V (absolute maximum)
  • Gain-bandwidth product: 50 MHz (at 100 kHz)
  • Dual or single: dual and single
  • Package: 14.5 mm wide × 12.4 mm deep × 29 mm high (V5-OPA-D)

[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. Quad 405: stereophile.com (magazine)
  2. Burson V5 Opamp datasheet V1.1