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This forum has been set up to facilitate discussion of 1970s KEF speakers and drive units. The owner of the Forum has no connection with KEF Audio.
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  Topic: looking for a replacement woofer for my 104 ab s

Replies: 5
Views: 12116

PostForum: KEF Speakers from the 1970s   Posted: Sat Jan 09, 2016 4:22 pm   Subject: looking for a replacement woofer for my 104 ab s
If you find an SP1039 bass unit for sale look for the little white spot in the middle of the dustcap on the centre of the unit.
This indicates the improved higher temperature aluminium and nomex voi ...
  Topic: Bextrene Cone Coatings

Replies: 2
Views: 10254

PostForum: KEF speakers   Posted: Sat Jan 09, 2016 11:30 am   Subject: Bextrene Cone Coatings
A bit more information about coatings:

The rear coating that does stick is Bostik 4141
The front coating is Plastiflex P1200 made by the Borden Chemical Co.
I do not know if either of these adhes ...
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