I’ve prepared a convolution filter for the Beyerdynamic T5p 2nd Generation for anyone who’s interested. I took the measurements from DIY-Audio-Heaven and run this through WebPlotDigitizer and AutoEQ.
Compensation:
Filter:
Download T5p 2nd Generation filter.
Edit: Updated to use correct compensation.
Edit 2: Using the filter results in rather thin and un-engaging sound. Most likely the source data is incorrect.