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Question about KEF 104/2

baco99

AK Subscriber
Subscriber
Are the mid-bass drivers for the KEF 104/2 (B110-SP1274) completely unobtanium? I see the tweeters can be replaced with Morel and the woofers can be redone.

I'm currently looking at possibly grabbing a 104/2 cabinet which is missing the D'Appolito enclosure.
 
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I have seen the pods on ebay before they were wanting about $160..you are talking about the mid-range tweeter component I assume...the mtm. You would have to make sure you got the lugs that secure them to the main cabinet also....

I do not know if they come up that often.
 
Yes, the MTM pods. I have checked ebay. I'm looking for information on the midrange drivers themselves. Who was the OEM maker for these?

Thanks!
 
Kef made all the drivers.

If you go on their website, you will see the model numbers. I believe it's a B110 but can't recall the SP #.
 
I posted the numbers above. My understanding is that they are no longer making them, but for example Morel makes a comparable replacement tweeter. Wondering if another company makes a comparable midrange as a replacement.
 
Remember to get the correct MTM's, as theres a build-difference from the "early" SP3037-model to the later SP3128. The MTM's clamp on differently to the cabinet.
Actually, there seems to be quite some differences during the run of the 104/2's.

Replacement-tweeters are the Morell MDT29-4's - but require some modifications to fit.
The original T33's can be cleaned for ferrofluid-gunk and restored with fresh oil.
(See http://www.audiokarma.org/forums/showthread.php?p=6727930#post6727930)

I have a set of spare MTM's from the SP3037, which i cant use on my later SP3128's. I plan on restoring the tweeters from these, and swap these onto my active pair.

Also happen to have the crossover's and original woofers (B200 - SP1188) from the old series, although these need new foam all the way. (Old ones was foam, newer ones (B200 - SP1256) rubber.

From http://www.kef.com/html/en/explore/about_kef/museum/1980s/reference_series_104_2/:

System: SP3037
Drive units: 2 x B200 bass unit (SP1188), 2 x B110 midrange unit (SP1190), T33 tweeter (SP1191)
Crossover: SP2050 (1984 only: SP2042, 2043, 2046).

System: SP3128 (Bi-Wire version, 1990 onwards)
Drive units: 2 x B200 bass unit (SP1256), 2 x B110 midrange unit (SP1274), T33 tweeter (SP1191)
Crossover: SP2173

Hope that cleared some questions - if they haven't already been answered, since this thread isn't exactly new :D
 
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