DIY ear cushions for KOSS Phase/2+2

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macdude

Active Member
Joined
Mar 13, 2008
Messages
60
Location
Pittsburgh, PA
Tried a few things and finally found a nice solution to the NLA ear cushions on these Quadrafones I’ve had forever. Here are some photos. They sure are comfy. Foam is 1" thick, polyurethane, "regular" charcoal foam from Foam Factory. I used hot glue to attach the pads to the 'phones, so I could position each corner properly, allow to dry, then move to the next corner in somewhat quick succession. Getting nice, square cuts was the hardest part. After watching a few YouTube videos about how great these electric kitchen knives work on foam, I made a small "routing table" from a jig I made to repair record changers. The hole in the center was a little difficult. A thinner knife blade would be better for the sharp turns. Any way, it was cheap and it's functional. I doubt Koss will make them anytime soon.

Enjoy!
 

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Nice! The way I've done Koss is a hole in the underside of the ear cups, carefully push poly fiber fill (craft store stuff) into it.
 
Sadly these didn't have anything left. I think the originals must have been similar foam, unlike the cushions on sets like the Pro4AA.
 
macdude, if you have any of that foam left I would love to buy a pair of those. Would gladly pay for any materials and your troubles. I made some replacements for mine but they are not great and I am prone to ear infections so I have not been using mine for awhile out of fear of getting another one. Please let me know :).
 
This is what I ended up doing as my last “workaround” didn’t. I glued foam to the ear cups and then cutout a pair of my wife’s wool socks and used black fix-it tape to secure them. It is very comfortable, and probably more so than the original configuration.

It might not be that pretty but it works.
 

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This is what I ended up doing as my last “workaround” didn’t. I glued foam to the ear cups and then cutout a pair of my wife’s wool socks and used black fix-it tape to secure them. It is very comfortable, and probably more so than the original configuration.

It might not be that pretty but it works.
Nice! Yes, they do look comfy...and they can substitute for earbuds along with ear muffs in the winter.
 
The speaker foam that I bought does not work for the headphones. They are great for speaker grills but not for wearing on the years.
The foam you show on your picture was not like that. It had a much fine mesh or density. The foam used above is much more hard and stiff.
The original were similar to car seat foam but not like memory foam you can buy for your bed nor like the sponge you use to wash dishes.
I wish there was a way to sample a few versions. It is expensive to buy by trial and error a half sheet when you only need about 6 x 8".
 
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