Castle on the hill of crappy audio quality

As the yearly dynamic range day is close (March 31st), let’s have a look at one of the biggest audio massacres of the year, Ed Sheeran’s “Castle on the hill”. First time I heard the song, I thought my headphones just got broken, it’s really that bad. So let’s measure the Dynamic Range (DR) of the track:


Here is how the DR value is computed:

In order to determine the official DR value, a song or entire album (16 bit, 44.1 kHz wave format) is scanned. A histogram (loudness distribution diagram) is created with a resolution of 0.01 dB. The RMS

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