Listening Notes

Sound as a State of Mind.

Exploring the intersection of acoustic engineering and human emotion.

Latest Reviews

Honest impressions from an audio nerd.

  • FiiO K13 R2R – When Curiosity Becomes an Upgrade

    FiiO K13 R2R – When Curiosity Becomes an Upgrade

    I was perfectly happy with the DAC inside my Bluesound Node Icon — until curiosity about R2R designs got the better of me. The FiiO K13 R2R turned out to be more than an experiment, bringing smoother treble, richer mids, and better balance to my system with Focal Aria 948 speakers and an Atoll IN200…

  • Douk Audio U2 Pro

    Douk Audio U2 Pro

    The Douk Audio U2 Pro is a small USB-to-digital interface that quietly improves the signal before it reaches the DAC. In my system, this 60 € upgrade brought noticeable refinement and proved surprisingly hard to remove.

  • Bluesound Node Icon – Finding the Right Digital Front End

    Bluesound Node Icon – Finding the Right Digital Front End

    The Bluesound Node Icon takes the familiar Node concept and pushes it into true flagship territory. With dual-mono DAC architecture, BluOS streaming and excellent sound quality, it proves that the digital front end still matters.

  • Atoll IN 200 Evolution – The Solid Heart of a Real-World System

    Atoll IN 200 Evolution – The Solid Heart of a Real-World System

    What happens when a system that should be finished still feels slightly held back? I went down the usual path — setup tweaks, small changes, second-guessing — until one component quietly emerged as the real variable. This is the story of an integrated amplifier that doesn’t chase features, but fundamentals: control, separation, scale, and the…