REVIEW: Sabaj A20d 2022 Version DAC [Part III] - DSD, Headphone Out, AMPT, Subjective Impressions and Summary. (And some more Peru pictures!)

Okay, we're in the final stretch of my measurements/review series on the Sabaj A20d 2022 DAC. This time, let's finish with some measurements around DSD performance, the headphone amp output quality, and let's talk about subjective listening impressions before the final summary on my impressions of the device. (See Part I and Part II for earlier instalments in this review.)I. DSD PerformanceOver