The ohm number of my receiver really confuses me, but it has been working really well for the time I own it, so I don´t want to replace it until it´s broken - and because the new consoles have eaten my money reserves.   After moving into a student flat I used a cheap Sony MDRZX300B with 24 ohm...

  Does anybody have any advice?   Should I look for some headphones with higher impedance, like the Sennheiser 598?   Or should I take something with much more impedance like the DT 990?

Hello,   I have gone through almost the whole OP and read the most interesting HPs´ reviews at least twice and came to the conclusion that the Sony MA 900 would be great for me.   But although I read MLE´s review several times I am still confused by the low impedance of the HP ( 15 ohm ). I...