Kef 107 tweeter replacement. Jan 5, 2024 · The T33 tweeter is specific to KEF with precise electrical specifications Substitute KEF replica's don't work or sound well! KEF T-33 or similar KEF Tweeter driver types. Nov 2, 2007 · KEF 107/2 tweeter replacement. As mmany of you know the T33 replacement from Kef are discontinued. Farmall Tom; Sep 12, 2020; Speakers Feb 21, 2024 · Are the any Kef 107 owners that have swapped out the T33 tweeters for the Morel MDT-29's? Need help-KEF 107/2 tweeter replacement. Dec 8, 2015 · If the coil is open, the older 1980-2000 Peerless tweeters make a good replacement/upgrade. you can get the ferrofluid in the t33 refilled which allegedly will bring it back a little. I have also recently seen a listing with Fleabay that claims to fix the original tweeter by replacing the Ferrofluid. The Ebay tweeter photos show T-33 SP1191. I recently built a pair of 107 equivalents using the original crossover and two pairs of KEF B200 SP1014s combined with the original heads and they blew my head off. 4) The broken T27s were replaced with Morel drop in equivalent cat 298. Free Shipping. The total story is here in dutch, i will post the highlights here below. KEF 105? Woofer sag. Nov 5, 2011 · Joined 2011. blogspot. Dec 13, 2007 · KEF 107 T33 replacement? Thundermud; Mar 18, 2013; Speakers; 2. Report Comment. I have a set of KEF 103/3 that I've been working on. Unfortunatly, The info. Thread starter john. I'd consider that an opportunity to biamp (and toss the high pass filter for the mid in the XO) dave. I'd just keep looking on eBay. The replacement unit was a Peerless 811528 which has now been discontinued. Copy Comment URL. IMPORTANT!!!!!! PLEASE understand that this ad is for the ferro fluid cleaning/replacement SERVICE of a single KEF t-33 tweeter and not for the actual tweeter itself. rasmuss; Start date Nov 2, 2007; J. The tweeter has zero output. A 25mm (1 inch) tweeter sat at the neck of a 200mm (8 inch) woofer, precisely positioning the acoustic centres of both units to coincide. Joined 2007. 10% off. Kef 107 restoration complete (no work done to Kube as it is working fine) - new surrounds and grommets for the drivers. The official KEF spare part is a 19mm tweeter with tangerine guide (not the original one but it is the one recommended by KEF). The SP1265 is the only T33 with an aluminum dome. Power Rating: 50 watts Programme, 8 watts continuous. Speakers for sale. May 1, 2012 · As many know, the R107 as it became known, spent many years on Stereophile’s list of favorite speakers and they did a thorough review of the R107. Spec sheet: Morel MDT29-4 Tweeter 4 ohm. It is literally an impossible solder job, so I've ordered a new tweeter. First get the complete Uni-Q out of it's housing. 1 and . However, one of them has static emanating from the tweeter at higher volume. At that time I preferred the 107. Ebay. Apr 2, 2024 · Unless the replacement $65 each Scanspeak tweeters have been matched properly crossover circuit mods they are highly unlikely to be a perfect replacement for the originals and sound either terrible, ok or between, you may not even notice a difference if you don’t know what the originals sounded like. As noted the T33-SP1210 should be the Aug 5, 2020 · 2021-06-04 6:32 pm. 2's. if off axis, it can sound harsh. This head assembly contains the brains of the 107, namely a T33 ferrofluid-cooled tweeter and an improved version Oct 22, 2023 · 2 AFT 1" VC Dome Diaphragm for KEF T33 SP1074 Tweeter for KEF 103. Disassembly has revealed non-matching tweeters, neither of which are the correct and no longer available SP1353. Add to Cart. $50 each 107,104,102, etc. Nov 17, 2021 · I purchased a pair of (old) KEF Q90's in good faith, I subsequently noticed a lack of high frequency response from one unit. 2021-05-15 8:47 pm. Ideally, a replacement tweeter other than the T33 should have the same sensitivity and nominal impedance (4 Ohm) I do not know the specs for the Audax soft dome tweeters. Feb 19, 2017 · Apr 9, 2008. The best analogy for ferrofluid is motor oil in your car. Nov 30, 2021 · Nov 29, 2021. + $3. 3) Some additional cabinet damping using Falcon foam panels. Fast & Free shipping on many items! May 31, 2020 · 1,654 posts. 10 - 10,000. 8cm, 4. Hello all. Primary factors are age, storage conditions and whether the speakers have been regularly driven hard (heat)--basically the same factors that impact caps (and motor oil in your car). Feb 19, 2017 · Feb 19, 2017. Unfortunately when replacing the ferrofluid in the T33 I damaged the voice coil/diaphram in one of them. We have only one remaining unit in stock, the price would be £30 plus p&p Regards Terry". I've worked on 3 sets of 107/2 tweeters and they were all almost solidly lodged in place with gunked up ferrofluid. I have come to a standstill with my efforts to replace the uni-Q tweeter on my KEF 105's. If I decide not to refit the original T27s I have been advised the sound of the original T27s can be improved by fitting any of Mar 4, 2017 · FYI, in my experience 90% of KEF tweeters need the ferrofluid. 99, now $107. I believe they can recone them and repair the voice Mar 14, 2019 · New Member. B. Quadraflex65; Mar 25, 2017; Speakers; 2. Dec 7, 2015 · The tweeter circuit has a slightly different shunt capacitor and resistor, but the other values are the same. Nov 11, 2005 · Nov 10, 2005. PLEASE understand that this ad is for the REBUILD ONLY of the ferro fluid of a single KEF tweeter Aug 18, 2009 · The bad news is that unfortunately the original T33 has not been made. Very easy to do if you are handy - just get some ferrofluid. Kef Reference only guarantees replacement parts for 10 years, fortunately their drivers, all in house are robust. But they sound so damn good it's hard to avoid. 99. Restauratie KEF Reference 104/2 - Pagina 17 - forum. Feb 14, 2009 · Super Member. Both tweeters have 104mm faceplate, just like the KEF T27 originals. I have a pair of KEF C45 speakers which are in great condition and sound excellent. I couldn't find any replacement drivers for my 104/2's. Price 160EUR for both tweeters. com ( www. co. Here is the best info I can offer you based on my research and own experience. The crossover is specifically designed to work with it and I believe this is why all the accounts I have read have stated that the best replacement is the original. My son still has them as conversation pieces. Jan 17, 2013 · Kef replacement parts (originals drivers usually sell in matching pairs. didden said: Hi, As part of a sale I got a pair of KEF Reference 104. Dec 15, 2023 · Dec 15, 2023. wimslow audio uses the MDT29, but the folks at madisound said the 30 will fit the same and sound even better. for many years and there isn't now a replacement available that has a. planet10 said: Contact KEF (or get lucky), otherwise you'll need to substitute something else. My immediate thought was to try and source a pair of replacement tweeters, but after ringing KEF I was informed it would cost close to £200. 2011-11-12 12:56 pm. Aug 25, 2013 · 199 posts. #2. I recovered the grills. Sep 13, 2005 · Sep 28, 2005. 2) new gaskets for the B110 using draught excluder. The Viva DX25 is one of the solutions that fit well but I went a Jun 23, 2012 · The 91dB SEAS 27 TFF and TFFC are generally considered a suitable replacement, perhaps needing a 2 ohm series (3W wirewound) and 10 ohm shunt (10W wirewound) 3dB L pad attenuator. Years ago I replaced the tweeters in my KEF 104's by using the later T54. The genuine replacement, no longer available, was self adhesive and was placed in place of the original one which needs to be removed. Kef advised this replacement and advised using a resistor in series to get the correct volume as the T54 is more efficient. Not sure on this but you might want to contact Orange County Speakers. We have this tweeter built as a replacement and/or upgrade choice for the Kef T33A 4 ohm tweeter. $68. Edit. 00. 104/2? Tough refoams, ticking timebomb ferrofluid tweeters, ticking time bomb KUBE KEF 107? Feb 1, 2015 · Feb 3, 2015. the only current option that I know of is the morel mdt29 which needs modification to fit, and I've read that some think it's better than the t33 and others don't think it Sep 7, 1998 · The Model R107 represents the flagship of KEF's Reference Series, and is second only to the Professional Series KM-1 in KEF's product line. Aug 20, 2013. Jul 24, 2006 · Well, after some research, i tend to agree that both the T33 was never that great and that the KEF replacement is both overpriced and underwhelming. Jun 5, 2013 · I have recently come into contact with my fathers old C60's (rose wood finish). Originally $119. The original Kef T27 tweeters were replaced with Kef T33s and then Vifa D19AD-05-06 tweeters - a strange choice. Jul 24, 2006 · Shot a fast email to sales@wilmslowaudio. 25in Weight: . May 14, 2022 · The KEF web site says the tweeters for your 107s are T-33 SP1210. so, i bought a pair of Morel MDT30 tweeters. ) 1. 44. $20. Great deals on KEF Audio Speaker Parts and Components. The 89dB Morel CAT298 is considered a drop in replacement. even with the 909, the bandpass woofers Jul 14, 2021 · Jul 14, 2021. . I have 5 of those tweeters , one without protective mesh , three with protective mesh and one still sealed in factory box. Thread starter rbg1; Start date 2021-12-13 6:41 pm; google Kef t33 tweeter Ferrofluid replacement for the youtube video Dec 31, 2014 · My take on the suitability of the Morel MDT29-4 tweeters for the 104. Hi, I came across your post regarding the replacement tweeters (Morel Magic Mushrooms) from an EBay site. #3. Jul 12, 2011 · Hi all, I have 2 large home made speaker cabinets, and the tweeters have died - here are their technical specifications: KEF T27 SP1032 Tweeter. 3. Loved the speakers for the 27 years that they still worked. Dec 13, 2021 · KEF 107 Recent restoration. I've done this on 2 pairs of 104/2 tweeters, with great results. Sep 27, 2013 · Sep 27, 2013. However, the 8 Ohm (nominal) Audax's are common, not so sure about 4 Ohm. i used to have KEF 104/2. If anyone has has some experience with this 105 tweeter and mid driver I would sure appreciate some advice. Our specialty is vintage speaker restoration a Jul 13, 2015 · Jul 13, 2015. hopefully they will mate well. I recently purchased a pair of Kef 102 to keep the T-33 tweeters as backup for my Kef 107. square faceplate. Nov 29, 2020 · Need help-KEF 107/2 tweeter replacement. Buppa. Pre-Owned · KEF. 23 watching. 99 ($12 price drop) Feb 21, 2018 · By inference, I found the Focal Solo6 a better speaker than the Salk Soundtower with ribbon tweeter, so it is safe to say the BMR beats the Songtowers (I expected that, given RAAL vs LCY ribbon). However, in practice, putting an 8 Ohm tweeter where a 4 Ohm one was May 7, 2021 · Now I am considering to replace myself the tweeter as it is a quite easy operation ( I have no problems soldering). Horn Tweeters & Drivers Horn Tweeters Piezo Tweeters KEF 107 Refoam Kit (F10-7) KEF, Repair Kits by Brand, Speaker Repair Kits / Parts. Oct 1, 2005 · Registered Audio Abuser. As you can see be the pic's have dissasembled the speaker housing and the back of the driver but Im not sure where to go from here. The configuration of the speaker meant KEF had five separate drivers to integrate, yet the 203 still managed to produce a “beautifully seamless” sense of cohesion across the board. It ages--gets gummy and can make a tweeter sound "dull". One is an SP1276, the other an SP1341. Beneath a decorative "hat," there's a special head assembly akin to the head on the old Model R105. 2. It would certainly devalue it hence the Nov 30, 2021 · Nov 29, 2021. Thread starter rbg1; Start date 2021-12-13 6:41 pm; google Kef t33 tweeter Ferrofluid replacement for the youtube video Mar 22, 2021 · The Reference 3 were four-way baby towers that boasted beautiful curved cabinets, and a time-aligned tweeter sat on top of a Uni-Q driver. Morel MDT29 tweeter in 4 ohm. wilmslow-audio. #4. Dec 17, 2008 · They would also advise on replacements. yeah, i read lilke 7 reviews on the 107 and 107/2 on Dec 3, 2023 · Good work installing the Audax TWO25A2 tweeters into your 103/3. The measurements have been performed by Pappaleo. $100 a piece. They are a lovely sounding speaker, except the high end on one seems to be about 6dB quieter than the other. Replies 30 KEF 104/2 Tweeter replacement. KEF 107 Refoam Kit (F10-7) Feb 19, 2017 · Apr 9, 2008. So now I am looking to replace the T33 in my 102 with Audax TWO25A2 tweeters. As a point of reference, the BMR's cost me $1420 ($1350 plus $70 shipping) delivered to my residence in Georgia. #9. Though I do know which version Morel mdt29 to use; 4 or 8 ohm version. 2's Last month, I blew another T-33 tweeter, so I began searching for a suitable replacement, and settled on a pair of the Morel MDT29-4 tweeters from Madisound. Well karma took over ( as it did for Raynald in 2009) and I am now the proud maintainer of my quest… a pretty decent pair of KEF Reference 107’s. However, when I got them hooked up to my system I definitely noticed a lack of low end. 2 speakers. nice speakers though i was admittedly never in love with them. Price: US $50. Doug The Dog; Mar 6, 2010; Speakers; Replies 5 Views 1K Jul 15, 2007 · Joined:Aug 24 2007 - 12:03pm. Called Kef and they didn't have them anymore. 1) make a new mounting flange or 2) disassemble both tweeters and re-assemble using the magnet/body of the KEF and the VC and dome of the midwest tweeter with new ferro-fluid. $10. the Jan 17, 2017 · Find replacement tweeters; Re-Donut the woofers; Upon searching for tweeters I find that the T33 SP1210 4 Ohm tweeters are no longer available. Jul 1, 2020 · This will be a great solution to fix those bung KEF tweeters. Mar 14, 2019. Kef don't sell them direct any more so I had to get it off a supplier but it was only £30 so not as bad as I expected. However we can supply a replacement of equal (if not better) quality, which has a 94mm round faceplate and so will fit into the existing. it extends to something stupid high, like 40kHz. #11. To remove the original one you need to gently pry it out with a sharp blade while gently Oct 31, 2018 · KEF R107 Perfect Replacement Tweeter For all original KEF R107 owners, the weakest link with this world class speaker has always been its tweeter. To me the 107 sounded smoother than the 107/2. It is the same tweeter as in the KEF CI160QR. Sam Jul 15, 2007 · Joined:Aug 24 2007 - 12:03pm. Basically sound except that the tweeters seem to have lost their output. Hi, I'm not sure if you tried them again but I very recently called them about a replacement tweeter for my q55's and they do stock them. 2 Speaker 8Ohm. It fought me a little because of the magnetic field working within another driver if I remember corectly. I guess they don't owe me anything after that time. Once done, they dont sound bright or obtrusive, they just blend in nicely with the other speakers in the system. One stop shop for all things from your favorite brand. Replies 30 Feb 10, 2019 · If the original tweeters dont test as having a short or OC, then they are worth refluiding. I'm sure that the tweeter that you seek is not the same as the 105/3 tweeter but a quick call t KEF America should be to clear that up. even with the 909, the bandpass woofers Jul 6, 2013 · A how to guide for the removal, repair and replacement of Kef's SP1347 or SP1446 tweeter as found in Kef Q15 through 95C range. the KEF Cantata used the T52. In the Kef 107 speaker with the 95mm square flange T33A, this 94mm circular flange will fit the existing recess. Quadraflex65; Mar 25, 2017 Mar 18, 2013 · I have read a few forums that recommend using one Morel MDT29 tweeter as a replacement for aforementioned KEF 107. Some use the Morel MDT29/CAT298 but the sensitivity is a bit lower than the T33. If everything has gone fine, you're holding the Uni-Q speaker in your hand which is still connected with the case through 4 wires. The units have a different bolt hole pattern and will not fit on the Plastic KEF bezel/mounting flange. Feb 15, 2009. KEF 107 Speaker Metal Grille ONE. 00 Feb 10, 2019 · If the original tweeters dont test as having a short or OC, then they are worth refluiding. Apr 28, 2012 · The morels are supposedly built to replace the KEF tweeters as mentioned in the page. I went on a mad hunt for tweeter diaghrams and I could only come up with a Silk Dome diaghram in 4 ohms. The woofer circuit has the 300uF caps at the input on the 103. Here is a link to this Fleabay replacement Apr 21, 2024 · Member. I had 2 options. ktm-don said: The 103/3 used a T33-SP1210 tweeter. ! Dec 13, 2021 · KEF 107 Recent restoration. Aug 9, 2013 · Aug 9, 2013. 49. It also used Neodymium-Iron-Boron magnetic alloy, which was an advanced material at the time. Jul 23, 2021 · I picked up one of the midwest T33 replacements. Mar 6, 2016 · KEF T33, 103,105, 107 series. I've never listened to 104/2s or any bandpass designs in the past. Aug 5, 2020 · Joined 2006. 09-01-2013 at 05:20pm. Apr 14, 2020 · So i have the KEF 107/2 with a blown tweeter and decided to repair it. All the while I've been hunting for a replacement T33 SP1210 4 ohm tweeter, so far no luck on that. I was hoping to tap into the knowledge from AK members, and get some assistance. I have two pairs of 104/2 and may need to replace the tweeters. Service. Delete. most of the options if you search will end up being discontinued. $88. if the speakers are set up correctly and at ear level, the T27 is one of the fastest, realistic sounding tweeters around. Pictures are for reference only!!!!!!! Feb 3, 2023 · Kef NT25 tweeter ferrofluid replacement glue question. Anatomically, the 107 resembles a person. To my jaded ear, their performance in the 104. $9. i tried the 104/2 with McIntosh MC60 tube monoblocks, a modded Quad 405-2 and a Quad 909. KEF 103/2? Woofer sag. Basically the T33 is the best tweeter for the job. Description Product Reviews. REPLACEMENT DIAPHRAGM for tweeter KEF T27 TYPE SP1032-8ohms LS3 TANGENT TM3 TM2. I recently had the opportunity to purchase a set of KEF 107. Both . #1. Dec 16, 2014 · Yeah I get it, it's like every KEF from the era of ferrofluid and beyond is frought with crazy sh*t to correct and design eccentricities. $69. 2's has been been fantastic. #4 · Feb 7, 2013. com/p/speaker-repair. Sansui SP-2500 Complete Tweeter Midrange Assembly T-104 & S-105 (4 Drivers) Used – Mint. 64kg / 1. Jul 31, 2007 · i don't know of a B-27. 2 and at the woofer on the CS3. Huntington Beach, CA, United States. My R105/3, were regularly run at 104 db and in 25 years never failed, well 1 did by OE no fault of kef. The mounting is unique to that model. . Free shipping. We rejuvenate your KEF speakers with original Kurt Müller surrounds, custom-fitted for perfect sound retention. Attached is the best datasheet I could find on that tweeter. Apparently Winslow Audio uses or use to use it as a replacement for the T33. htmlWe offer a complete speaker repair and restoration service. KEF 107 T33 replacement? Thundermud; Mar 18, 2013; Speakers; 2. Hi guys, Well I have been on the hunt to replace my Kef T33 Tweeters for over a month and I finally came across a solution that I think will work. Feb 7, 2013 · 1 post · Joined 2013. Hi-Fi News, 9/2005, Ken Kessler: "To achieve this (the sound) without KEF drivers, he (Doug Stirling) enlisted the help of a design maven who must Jul 13, 2012 · KEF 107 T33 replacement? Thundermud; Mar 18, 2013; Speakers; Replies 9 Views 3K. Kef T33 Tweeter Replacements for the 104/2. I looked into NT25 replacement diaphragms, but everything I found was 8ohm, when 4ohm is needed. rasmuss New Member. jan. Buying it from Kef Classic forums. i currently have KEF Calinda, Yamaha NS-1000M and JansZen Z-200 that i have more admiration for. #6. There is a fair amount of info here on AK if you search further. KEF 104ab - Poor Woofer Repair Work Jan 15, 2017 · The MDT29 is readily available and seem to have a good track record of working as a replacement. Mar 29, 2016 · My KEF RR105 / 3 NT25 tweeters are still working properly but I want to prepare for other times, I have done some research and came to a renowned audio repair company here in the Netherlands, they do not repair the NT25s, but there speaker Guru did have something else for me, 2 new KEF replacement tweeters, 4 Ohm, which could be built in with In 1988 KEF designed and patented the first coincident source speaker driver – Uni-Q. After a decade, the ferrofluid in your tweeters may thicken, reducing efficiency. I have searched for these but have not located exactly which Morel Tweeters would be the specific replacement for the Kef 104/2. I bought 2 replacement woofers from eBay and recapped the crossover. KEF 103/3 Tweeter Replacement. The Viva DX25 is one of the solutions that fit well but I went a Apr 3, 2021 · Active Member. Impedence: 8ohms. They are not originals but are, I'm told, up to Kef standards. 2 here. Comment Mar 12, 2018 · http://texasound. Even new or restored tweeters still haven’t quite lived up to the superb performance of this classic speaker. Apr 19, 2005 · Replacing the tweeter is actually quite simple. I found several sources saying that after many years the ferrofluid in those tweeters dries out and the voice coil starts to stick. Sending it to repair shop. #10. 2pcs AFT Silk Dome Tweeter Diaphragm for KEF T33-sp1089 1" Voice Coil 8Ohms. I have repaired a T27 back in the good old days when you could get a genuine KEF part from dealers. Thinking it might be partially blown, I replaced the tweeter with another one and have the same issue. Eventually a different type of driver or upgrade will make you spend more money in a new pair of drivers and different new designed and personalized crossovers. I picked these up non-working for $35. 00 shipping. One KEF UNI-Q 1-inch (25mm) Vented Aluminium Dome Tweeter KEF. Replies 22 Views 5K. The replacement went fine. Measured the ohms and the tweeter replacement was 4 ohm and the original was 3 ohms. The T-33 SP1210 were used in the 102 & 103/3 models also. It's a great time to upgrade your home theater system with the largest selection at eBay. I have been reading about these for years, so I jumped at the opportunity. #41. In a few cases enough to rip the voice coil right off the dome. May 20, 2011 · 2012-05-02 4:19 am. At present, I am unable to confirm which of these is 'under par' as 11% price drop. Mar 5, 2022. Turns out that the coil wire has a break in it where it joins the speaker assembly. Same story with 104/2, 103/3, etc I highly suggest getting that done. All came form closed down speaker service shop. Service | eBay Mar 14, 2019 · New Member. Nov 2, 2007 #1 i need new tweeters for my 107/2. We have done some measurements on the Kef 104/2, The T33 and the Audax tweeter. 2 versions use t Feb 21, 2018 · By inference, I found the Focal Solo6 a better speaker than the Salk Soundtower with ribbon tweeter, so it is safe to say the BMR beats the Songtowers (I expected that, given RAAL vs LCY ribbon). That designation is used in the 104/2 model. - replaced caps on the crossovers for the driver units and the tweeter/mid heads. The difference may be due to the Al dome tweeter introduced in the 107/2 compared to the T33 soft dome tweeter in the 107. They cost £28. #31. 2024-04-21 8:29 pm. Dec 20, 2007 · Well I got the tweeter out to have a look and took it apart. 02 plus vat per piece. zelfbouwaudio. john. hcanning; Mar 1, 2024; Speakers; Replies 0 KEF 107 T33 replacement? Thundermud; Mar 18, 2013; Speakers; 2 Jul 31, 2007 · i don't know of a B-27. KEF 104/2 & Other T33 KEF Tweeters Ferrofluid Replacement Prof. I haven’t owned either model but did have the opportunity to listen to both many years ago. - replaced the ferrofluid in the tweeters. 4lb. I have read on this forum that the same tweeter was used in the Reference 102. Price Drop. Thanks for the feedback ktm-don. uk) about the T33 replacement and got this reply: "Robert. 1 here and the follow up on the R107. Sep 4, 2021 · Kef 104ab owners could you recommend suitable tweeters for my Kef 104abs that will be repaired soon. So Today I got the parts. Jun 23, 2012 · 1) I repaired the broken chipboard around the B110 insert using ply wood batons behind and filling with wood filler at the front. They have a web page at Wilmslow-audio and their phone number is 44 1455 286603. 06-01-2020 at 07:27am. I've read that Morel MDT29's are a suitable replacement however there is some contention among music lovers who want to preserve the Kef Reference Model 103/3 "originality" and those who don't. The only possible source for a 25mm 4ohm diaphragm I've found was this audax tweeter. kdlsoft said: Problem with using the drivers from the Stirling LS3/5A V2, is that is that they have replicated the sound of the LS3/5a by tweaking the crossover not the drivers. Repair service for dried ferrofluid KEF T 33 tweeter. I tried a 6 ohm tweeter I had in my spares Mar 27, 2021 · Nov 11, 2021. [FONT=arial,helvetica,sans-serif] Diameter : 10. The CS5 design which has the above woofer and tweeter, plus a BD139 passive radiator, the crossover is exactly the same as the CS3. I'm the one that posted replacing the NT19 diaphragms. com. 4 AFT 1" VC Silk Dome Diaphragm for KEF MODEL 107/2 Tweeter T33 SP1265 4Ohms. For voice coils showing signs of wear, we offer precise replacement with hand-wound coils, restored and recentered to original specifications. the T27 is a very unique sounding tweeter. This is done by removing the outer ring and then removing the three screws with which the speaker is screwed in place. nl. zm xt rc tp ih gj yw de pk sb