: One of the most famous aspects of the album's sound is Hannett's use of the AMS 15-80 digital delay unit . He applied extremely short delays—sometimes only a few milliseconds—to Stephen Morris's drums, creating a metallic, clinical, and mechanical texture that was entirely new at the time .

The slow-build guitar layers remain distinct rather than muddying together as the volume increases.

Many listeners ask: "Isn't CD quality (16-bit/44.1kHz) good enough?"

The widely referenced is from:

(Studio Master quality) isn't just an audiophile's whim—it’s the only way to fully capture the "spatial" production style that producer Martin Hannett The Sound of Silence and Concrete