I’m not finding the numbers mentioned. The dynamic range of a direct-cut vinyl record may surpass 70 dB. Analog studio master tapes can have a dynamic range of up to 77 dB Comparison of analog...
Prof Keith O Johnson of Reference Recordings for one and the brain trust that was once Pacifc Micosonics, for another.
Remastered & Pressed at Quality Record Pressings! Mastered by Ryan K. Smith at Sterling Sound From Original Analog Tapes!
While on the topic... Can you handle the truth about dynamic range compression Can you handle the truth about dynamic range compression? - YouTube
The Truth about D/A and A/D...