Sony Yeds18 Test Disc Exclusive

Unlike a music CD, the YEDS18 contains pure, mathematical test signals. It is a reference standard used to measure the limits of a CD player’s laser pickup, servo focus, tracking accuracy, and jitter correction. If you have a CD player that skips, stutters, or fails to read certain burnable CDs, the YEDS18 will tell you exactly why .

Beware the curse of the YEDS18. There is a reason Sony kept these discs exclusive. Technicians report that playing the YEDS18 on a poorly maintained player can actually damage the laser. sony yeds18 test disc exclusive

It features intentional, measured "defects" to see how well a player handles scratches or data gaps. Why It Is "Exclusive" Unlike a music CD, the YEDS18 contains pure,

Without the YEDS-18, the XDP-4000X operates at 80% efficiency (rumored). With it, you unlock the "Full Dynamic Range" map. Beware the curse of the YEDS18

The nature of the disc makes burning a copy useless. Why?