Very interesting. I did not know, that eardrum works in both ways. But offcourse, what goes in one direction, must come back as well. https://eu.nuraphone.com/pages/how-it-works

Didn´t actually suprised me at all: http://asa.scitation.org/doi/full/10.1121/1.4984044

Over the years i have been trying to understand terminology that hi-fi/high-end people are using. Every time i have tried to ask that what one means by "veiled" or such, there is total silence. Could this finally be the forum for this? I must make clear that i come from pro audio, and i think...

Let´s collect all the Sony MDR-7506 Mods under one topic. What i have found, is at least Earpad mod and cable mod. i personally have not tried those, so someone else could contribute on those. But what i did, was something that goes a bit further and deeper to fix some issues in sound quality...