mod the k271!

[blomquist]

I was very successful when I improved the isolation of that thing that is called "Basstube" or "Bassrohr" with Dow Corning 3140. Just have a look into the service manual that is available as free download at akg.com
It's boomin' now, a real beast

cheers

 

[lawndart]

how does this change the stock headphones' sound? Do you have a pic of what it looks like after?