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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: Ferrofluid in KEF tweeters
dublin78

Replies: 4
Views: 3432

PostForum: KEF speakers   Posted: Thu Mar 16, 2017 12:02 pm   Subject: Ferrofluid in KEF tweeters
Hi
Sorry, I have looked around, but I cannot find any instructions as to how much ferro fluid to use in each tweeter (SP1191).
Any ideas?
Thanks
  Topic: KEF T33 mk2 SP1210, SP1191, SP1197, SP1197X dome replacement
dublin78

Replies: 39
Views: 43813

PostForum: KEF speakers   Posted: Thu Mar 16, 2017 11:49 am   Subject: KEF T33 mk2 SP1210, SP1191, SP1197, SP1197X dome replacement
Hi
I have been doing a bit of research on current solutions to poorly performing SP1191 tweeters:

1. People seem to have had good success in cleaning out all of the dried up ferro fluid, and then ...
  Topic: Renovating Reference Model One
dublin78

Replies: 0
Views: 1096

PostForum: KEF speakers   Posted: Tue Sep 27, 2016 1:08 pm   Subject: Renovating Reference Model One
Hi

I am currently renovating my Reference Model Ones.

The foam surrounds on the B160 SP1312 were cracked, and they are about to be sent off to Speaker-repairs.co.uk for a re-foam.

Whilst the ...
  Topic: R100, LS50, Q100, Q300 coaxial drivers
dublin78

Replies: 4
Views: 2979

PostForum: KEF speakers   Posted: Thu Oct 08, 2015 12:34 pm   Subject: R100, LS50, Q100, Q300 coaxial drivers
Hi
Thanks for the replies.
Nothing is bothering me.
I am interested in building an active three way with a pair of these coaxial drivers, and I was looking for opinions about the differences betwee ...
  Topic: R100, LS50, Q100, Q300 coaxial drivers
dublin78

Replies: 4
Views: 2979

PostForum: KEF speakers   Posted: Wed Oct 07, 2015 12:20 pm   Subject: R100, LS50, Q100, Q300 coaxial drivers
Hi
Does anyone know how these drivers differ? Are they all the same?
Thanks.
Michael
  Topic: Difficult room solution 104/2s
dublin78

Replies: 0
Views: 2214

PostForum: KEF speakers   Posted: Tue May 09, 2006 2:07 pm   Subject: Difficult room solution 104/2s
Hi
I am looking for some help chosing some loudspeakers for my system (stereo).
I am currently running KEF 104/2s off a Musical Fidelity pre/power set up. The power amp (A5) has a colossal 250 watts ...
  Topic: 104.2 bi-wires repair/upgrade
dublin78

Replies: 13
Views: 7488

PostForum: KEF speakers   Posted: Tue Mar 21, 2006 11:28 pm   Subject: 104.2 bi-wires repair/upgrade
Thanks again. This seems very sensible.
How do I check the caps? Do I need an LC Meter?
Best wishes.
Michael
________
[URL=http://www.cooking-chef.com/malaysian/]Malaysian cooking
  Topic: 104.2 bi-wires repair/upgrade
dublin78

Replies: 13
Views: 7488

PostForum: KEF speakers   Posted: Tue Mar 21, 2006 9:35 pm   Subject: 104.2 bi-wires repair/upgrade
Thanks for the info Colin
What would you suggest is the best way to get the most from these loudspeakers with the aid of modern components. I would not be sad to hear that it is best to let sleeping ...
  Topic: 104.2 bi-wires repair/upgrade
dublin78

Replies: 13
Views: 7488

PostForum: KEF speakers   Posted: Tue Mar 21, 2006 7:52 pm   Subject: 104.2 bi-wires repair/upgrade
Hello Oliver
My KEF NT25 SP1353s are slightly "Over The Top" also. I suspect that they are a higher sensitivity than the original units. I would be grateful to find out the sensitivity of t ...
  Topic: Kef 104/2
dublin78

Replies: 7
Views: 5388

PostForum: KEF speakers   Posted: Tue Mar 21, 2006 11:55 am   Subject: Kef 104/2
Hello
ScanSpeak make one (13M/8640 ). It is available from Wilmslow Audio @ ?104 + VAT. Yikes. Worse if you replace all four, though this must be the way forward.
Good luck
________
[URL=http://vide ...
  Topic: 104.2 bi-wires repair/upgrade
dublin78

Replies: 13
Views: 7488

PostForum: KEF speakers   Posted: Tue Mar 21, 2006 11:47 am   Subject: 104.2 bi-wires repair/upgrade
Hello
I am also considering upgrading some of the components in my 104/2s.
Mine are circa 1992 and the LF units look in good shape.
Someone has already replaced the HF units with KEF NT25 SP1353. ...
 
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