CD quality tests

I’ve made cd quality test graphs. If someone want to check it, there are links:

If someone wants to generate graphs like these there are scripts:

In this project I want to see the aging process of different type CDs.
Every few months I’m gonna add new scan result and I’ll update the page.

Regards, ArtKar

Some nice old media :slight_smile:

I have media which do not change the quality after some years, I´m not sure if it is necessary to scan it often