2 ms·

Not the same, but there was a Blu Tack mod for another model. http://musicalmusings.themindofgame.com/2010/02/hd280-pro-blu-tack-mod/ http://musicalmusings.the

by pcurve 3y ago

Not the same, but there was a Blu Tack mod for another model. http://musicalmusings.themindofgame.com/2010/02/hd280-pro-blu-tack-mod/ http://musicalmusings.themindofgame.com/2010/02/hd280-pro-bl... This one DID noticeably improve the quality of sound / bass response.

mtts 3y ago
There’s also the mod for the HD-439 where you cut away some tape that covers up some holes and you get markedly more bass.