I've had hands-on time with both the 6640's and the D3004/6040-10's. Scan Speaks 3" about 6-8V, TangBand also. New in the box, one was removed for measurements in a project that did not move forward. Fully saturated neodymium motor with copper sleeve for low non linear and modulation distortion. Two-way loudspeakers based on the speaker drivers which are the epitome of modern technology - Purifi PTT6. From my measurements of 18WU, there is -5. Following that is a 6" round waveguide with a profile of constant radius, the same radius in fact as vD's horizontal radius. Looking at the pillars I need to buy, tweeters may be a bit off axis. Also, the Bliesma was on sale for black Friday. Go to Beryllium version. 2015 GMC - BliesMa T25B pillars, Dynaudio e430 dash, dual Dayton 7" ES180-Tia woofers in aperiodic door boxes, underfloor sub box Alpine R 15", Stock HU ->NavTV->Helix Ultra, Brax, RF amps 2006 Chrysler 300c - BliesMa T25B pillars, Xcelsus XXM325 Dash, Satori 9. Mar 28, 2021 #18 For the first two pictures, with felt 4k to 5k and 12k to 15k Hz actually increased. even if you can match the SPL on axis to a tight window of +/- 0. From drivers datasheet, I would start with LR4th (D&D 8C) from 2kHz moving upward. They've got an option (which costs truckloads. Been on their site for a a little while. I am pretty sure he will cooperate. The adjustable LPAD is intended for 8ohm drivers, so the setup is maybe a little unfair to the Bliesma. They sound extremely similar. How loud are we talking? With my live bright tone bass guitar (Marcus Miller to Les Claypool) I was clipping a 4 ohm 10PR300 with one channel of a PLD4. You can see the result above in this thread in Vituix. 艾卡顿 C158-8-085+ 艾卡顿陶瓷高音 / 伊顿或蒙多福气动式高音 /BlieSMa 铍高音 （ 3 ） 6. 95 kg. In February, 2018 we tested the first BlieSMa (Germany) product - aluminium-magnesium 34 mm dome tweeter T34A-4. Crimping it is! The BlieSMa has gold connectors and I wanted to show it some non-corrosive love. Concept: Midwoofers in closed box. The THD measurements at distance of 315 mm and voltage levels 2. They are done using measurement from a cabinet with passive radiator. You will go mad if you just try the fem. These Test Bench samples came from Germany. Pages. Discussion of HTPC systems and products, DVD drives, system configuration issues, personal computing and gaming systems of all kinds including internet applications, other peripheral devices, and game consoles. The build quality is impressive. Sockpuppet. Even Eminence has their product design and manufacturing down after many years of durability and fit / finish issues. Frequency Response. 5 way with rev 15W/8530k01, which arrive tomo Procrastinating over tweeter. And if your looking for a 3" dome and not in a hurry time wise,also look at what. VAT) Add to cart Share or. 2015 GMC - BliesMa T25B pillars, Dynaudio e430 dash, dual Dayton 7" ES180-Tia woofers in aperiodic door boxes, underfloor sub box Alpine R 15", Stock HU ->NavTV->Helix Ultra, Brax, RF amps 2006 Chrysler 300c - BliesMa T25B pillars, Xcelsus XXM325 Dash, Satori 9. 7mm linear Xmax to match the linear displacement of 4. Joined Apr 20, 2019 Messages 297 Likes 238. 4 ohms. 777 posts · Joined 2022. This is an unusual driver, but it has some serious lower midrange / upper bass capability. 6V input). 6V input). BLIESMA: Midrange Type: Aluminum Magnesium Dome Midrange Open Back: Cone / Dome Diameter: 142mm: Impedance: 6 ohms: Power Handling (RMS) W: Frequency Response: 180 - 2800 Hz: Sensitivity: 94. Would love to play with miniDSP. Bliesma M74S-6 midranges have extremely low mass (2. #1 · Jan 27, 2020 I was just talking to Solen Electronics, and they told me that they currently have the BlieSMa T25B tweeters on order. Bliesma T34b-4. #1 With High BlieSMa T34B-4 BlieSMa T34B-4 Beryllium Dome Tweeter | HiFiCompass What is on the test bench? In February, 2018 we tested the first BlieSMa. Thick aluminium. The purpose of the exercise was for Alan (Mr March Audio) to get some feedback on the prototypes from “fresh ears” and to geek out with a fellow ASR member. Testing BlieSMa T34B-4 Beryllium dome Testing new T34A-4 34 mm dome tweeter from BlieSMa Testing ribbon tweeter, Viawave GRT-145W-8. #1. 6 ohms. This driver was loaned to me by Purifi for review. Just as legal as these are: DSP750 In-Wall Loudspeaker. And this is puzzling. 5kHz I was able to get in a manner of minutes quite a nice result (LR4 1. Facebook/HiFiCompass. . The design will be around 85db/1W I shortlisted Bozhen CQ76B, 76 or 66 Bliesma T25b-6 or T25s-6 Scan rev (can't afford Ellipticor) Your suggestions wd be appreciated!2021-12-19 6:34 pm. Bliesma T34B-4 - information in PDF format (204 Kb) Manufactured by: BlieSMa ♦ Model: T34B-4 ♦ Origin: Germany ♦ Shipping Weight: 0. 26g longer stroke with very narrow surround Beryllium, Im no expert with measurements but how could this not be amazing if built very well, possibly with the 3” beryllium mid M74B on each side and while were fantasizing a bunch of the annular 168 Accutons of course with 6” or whatever BE diaphragms and whatever adjustments. Sd = 180 cm^2, that is more surface area than a 7" woofer, and almost as much as an 8" woofer. The THD measurements at distance of 20 mm and voltage level of 5. For these, we partnered with German company BlieSMa, who have been making outstanding transducers for many years. Go. Wishlist Compare CA$563. ScanSpeak Illuminator D3004/6040-00 Tweeter Textile Dome. Don't forget - one M74B at 2,83V already gives you 97-98dBSpl! With an Accuton C90 you would need 9-10V to get that level - and it's a 5". Brax Graphic Pro 6. CSD of unit 2. 3khz, 1khz, 80hz which are fully changeable by directivity and other considerations. But they are both listed to have a 200mm magnet. Music. 4 ohms. まだBlieSMaを鳴らして1日なのでちょっとかわいそうな比較ではありますが（とは言ってもインピーダンスカーブを見る限り、バーンインは完了してますが）、BlieSMaはScan speakと比較すると「 艶といった品位や音の芯は無い物の、脚色なくストイックに鳴る 」というのが最初に感じた印象です。 Hi I have a build starting this week, a 2. 2. note: the spike near 48khz in the plots below is probably an artifact of the sound card cutoff doing wonky things with the FFT math. Thanks to a fully saturated neodymium motor with copper sleeve it features low non-linear and modulation distortion. Scanspeak 6640,. Alternatively the SB, Viawave and Bliesma stuff are good calls too. 97db, 6ohm. 5’s along with Bliesma beryllium tweeters as well. If anyone is wondering, the 74B is capable of 115. $921. ca H. BlieSMa T25A-6 25mm Aluminum dome tweeter 6 Ohm The measurements of a pre-production sample of the BlieSMa T25A-6 tweeter. Forum Donor. Scanspeak's small faceplate beryllium D3004/604010 could also be an option to minimise CtC with a ~2kHz crossover. #68. . Accuton (Germany), for example,. Bliesma are developing a new series of 3” dome but I suspect they will be double your budget for the silk/soft dome and the Berillium dome will need you to sell a kidney. BlieSMa T34B – 4 Beryllium Dome Tweeter (Pair) We are a UK distributor for the highly acclaimed BlieSMa tweeters. All diyAudio rules about conduct apply and will be enforced. 440 - 8000 Hz. 2021-12-05 3:10 pm. So many mfg's will state "linear" excursion, but that is based on geometry of voice coil vs gap height and/or +10% delta. yamaha ja-0801 only. Evolution of Pharaoh project, which has led to designing of new crossovers and going up. 95db, 6ohm. 330. Dimensions. Beryllium dome of Bliesma M74B-6 midrange is protected with grill. Beryllium dome of Bliesma M74B-6 midrange is protected with grill. ITEM BRAND & MODEL #: Bliesma T34B-4. The THD measurements at distance of 20 mm and voltage level of 4 Volt were carried out with High Pass Filter "on" (2nd order Buttreworth type, 20 Hz cutoff, HPF2-20). the old 3inch ATC dome had double suspension plus overhung coil and a balsa wood stabilizer ring (10x3mm) recessed some mm from upper edge of the coil former. Peerless. Its none of anyone's business. 60 deg off axis response only matters for like a Dolby Atmos ceiling or sidewall speaker. 9 and 4. From Eton I received the 29HD2, its neodymium motor tweeter, with a fairly rich feature set that includes an aluminum faceplate, a 28 mm diameter magnesium diaphragm with a ceramic coating on both sides protected by a cosmetically attractive grill/phase plug, and driven by an aluminum former. £420 . IMPORTANT NOTE !!! Our official distributors in Europe are : Bliesma M74B 3” beryllium dome mid Purifi PTT6. 71/ea Buy 1 for $921. this was. Several other cast members have been confirmed to join the movie. 34A starts to beam at 3kHz, 25B starts to beam at 4kHz. I think I've finally nailed the throat for the Scanspeak ring radiator, so I'll be expanding to other sizes and shapes now. . 5W04 woofer, PTT6. Natural silk soft dome midrange. 6/11/2022 added routing templates and updated designs for use with these templates Several years ago I started this project to design high performance waveguides for popular tweeters for DIY'ers since the manufacturers don't seem interested in giving us anything worthwhile. Don't forget - one M74B at 2,83V already gives you 97-98dBSpl! With an Accuton C90 you would need 9-10V to get that level - and it's a 5". 5 years collecting drivers they are all in house, so time to order crossover components. Mashcky Active Member. Tweets: Bliesma T25S-6 Silk-Dome 1" (Modded Factory A-Pillar Locations). The Bliesma drivers also incorporate variable thickness membranes which introduce differences too. Post subject: Re: Bliesma T25A-6 & T25B-6 Tweeters. Scan-Speak sent its D2908/714000, which is the company’s second 30-mm beryllium dome tweeter. As for the exact alloy i got no clue either. . 2015 GMC - BliesMa T25B pillars, Dynaudio e430 dash, dual Dayton 7" ES180-Tia woofers in aperiodic door boxes, underfloor sub box Alpine R 15", Stock HU ->NavTV->Helix Ultra, Brax, RF amps 2006 Chrysler 300c - BliesMa T25B pillars, Xcelsus XXM325 Dash, Satori 9. We do not vet any members, use of this facility is at your own risk. BLIESMA T25B-6 Tweeter Votes: 3 100. 2018-12-31 6:03 pm. : Green, blue and light blue. the old 3inch ATC dome had double suspension plus overhung coil and a balsa wood stabilizer ring (10x3mm) recessed some mm from upper edge of the coil former. The netto internal volume is 125 L and the woofer and lo. The transition between the speakers would be interesting to get right. List of products by brand Bliesma. Expected ETA is mid-February. 1 user. The first product released by BlieSMa is the T34A, a 34. T34B + WG: - at 2kHz 0-60deg SPL difference is -4dB. Bliesma T34 and Peerless DA32TX00-08 are the only ones I know of that may be able to. 5" woofers in aperiodic door boxes, AE IB15, Joying Android HU. According to the link provided by nanou64000, Bliesma is developing a 3" mid-dome. •••This is a subjective, qualitative, sighted evaluation and comparison of a prototype pair of March Audio Sointuva loudspeakers with Purifi woofers and Bliesma tweeters. 238. But still, in the range around 2kHz, ScanSpeak is the clear winner (<50dB/0. 80 €356. Extremely low moving mass for better transient response and higher efficiency. 1; 2; First Prev 2 of 2 Go to page. Please don't ask me to undervalue these on a customs declaration. For the woofer and midrange, there are several candidates and my budget will be the limitation. SS - 5,4g membrane weight. Flange is 121mm wide and 10mm thick according to Malikov (Bliesma founder/engineer). As my concept design, bliesma T25b, M74b and purifi ptt8. The satori also has a low Fs and great response, price is similar. Thick aluminium powder coated flange. We are all still waiting for reviews and tests, but hopefully it will be good. Price: US $921. 4. Just know that the Purifi PTT6. Features : • 34mm aluminium-magnesium alloy dome with variable thickness for ultrasonic first breakup mode • Extremely low moving mass for better transient response and higher efficiency • Fully saturated neodymium motor with copper. 00 Canadian Dollars (around $530. The satori also has a low Fs and great response, price is similar. Together with a 34 mm Bliesma and two RAAL 140-15Ds. <40dB/1% for BliesMa @ 5. The netto internal volume is 125 L and the woofer and lo. This article was published in Voice Coil, March 2019. I consider buying Bliesma's from him guess I'm glad I didn't lol. Joined Feb 19, 2019 Messages 121 Likes 144 Location Burlington, Vermont. Joined Mar 21, 2021 Messages 130 Likes 223 Location Burque. (+380) 95 904 7827. $1,379. Its time for me to start another project. I have some very dynamic piano and vocal tracks I use for auditioning speakers, specifically for midrange issues. 0X04-NAB-02. 80 €356. BLIESMA T25B-6, Beryllium 25mm Dome Tweeter. Whether you use OB or closed a very. Welcome to BlieSMa. They provide very similar performance in similar volume ~70l. . As power amp I will build PURIFI based 4 Chanel Amp. Ogive support tweeter for tweeter Bliesma 68mm : T25A-6, T25S-6, T25B-6, T25D-6. HammerSandwichSo this is the last time I'm going to explain thus for everyone who thinks I'm an idiot and tried to repair my drivers. Can be associated with the mounting model: PF1. The E-IX 2 way sealed (acoustic suspension) speaker kit was designed to look like a Linn Kan or LS3/5a. Audax TW034 and Seas T35-C002, these may be right up my alley considering how much xmax they have to cope with a lower xover point and still play reasonably loud. That´s why the Bliesma M142-6 would be a. €219. See full list on soundimports. BlieSMa T25A-6. BlieSMa was founded and in Germany in 2018 by Stanislav Malikov who for a long time worked in such world famous companies which produce loudspeaker drivers as Morel (Israel) and Thiel&Partner (Germany, more familar in the world by its trademark - Accuton). 5" woofers in aperiodic door boxes, AE IB15, Joying Android HU. Sensitivity. jpg. Figure 1: This is a cutaway drawing of the Bold North Audio. ① 人声类. Joined 2020. 5W04-01. 5kHz and 2. 5 dB Features : • 34mm beryllium dome with variable thickness for ultrasonic first breakup mode • Extremely low moving mass for better. They have built their reputation extremely quickly for building tweeter designs that are at the forefront of driver design. Xmax p-p 3mm vs 0,5mm. Some of the Purifi loudspeaker drivers and the Bliesma beryllium domes are on our. tktran303. I have earlier tested Seas DXT vs T34b and DXT didnt sound bad in comparison. 96 dB. Thick aluminium mounting flange is black powder coated, aluminium rear chamber is filled with. Even so, there is quite a bit of difference. BlieSMa T34B-4 Beryllium Dome Tweeter. MNCC, or 901. 520D x2, BlieSMa T25B-6, SI M3 Carbon, Anarchy 704 in sealed boxes, front stage. 3" voice coil vs 30mm. I tried contacting the retailer selling the drivers. This is a review, listening tests and detailed measurements of Focal Chora 816 floor-standing/tower speaker. Clean signal. In this specific case, tweeters im goin to use are:-T25s-6 bliesma (silkdome) View attachment 1108357 View attachment 1108355 View attachment 1108356-Tw29txn-b 8textreme) View attachment 1108358 View attachment 1108359 View attachment 1108360 Are these well behaved on ultrasonic end?PFM is a great collection of audio minded folk and some of the best audio DIY designs including this one have come from the fertile breeding ground Tony has enable in the DIY room there, go visit. 330. 2200 - 35000 Hz. (currently seas l26roy) It will be crossed at aprox. I used 2xSB17NBAC on the bottom of 3-way and it was good for the price, though it was little bit one-note bass. Prior to starting BlieSMa, Malikov worked at Ultrasound. 17, with availability starting Sept. Sensitivity. Scan-Speak is slightly more irregular and within +-2B from 950Hz to 20kHz. <40dB/1% for BliesMa @ 5. The sensitivity of 95 dB/2. 8 g. Surface area isn't everything. The last picture under 500 Hz always goes up and down, is it because not. I find solen is a little more expensive than some of the EU sellers so it could be a little less elsewhere. . Scan Speak Classic 21W/8555-10 8" Woofer. 9米 两话筒距离2. Bliesma M74A-6 midrange features 74 mm AlMg-alloy dome with varable thickness. is that the 752 has 50 hz lower fs. And the reviews turned out to be contradictory . They are very easy to blend and a lot of fun to listen to. It is very good. SB17xxxx - very nice measurements and value, especially NBAC models. Accuton C90-6-079, check. The main activity is the development and production of high-quality loudspeaker drivers. They write about T34B that it is richer in timbre, but they build the stage. Product details. Wavecor TW030WA13 tweeter. $110 (2) Dayton ES180TiA. C. Bliesma t25A or S Bliesma m74A or S The youtube channel PresentDayProduction loved the Silk version for their studio monitors but reviews I have read often say they seem soft and the A version is less colored. Sensitivity. Digital_Thor Senior Member. Had them installed in dash pods. I recommend precision routing both sides (if you use MDF). Get Directions. 03 EachScottmoose, for the Seas magnesium series, I also have the 22taf SEAS The Art Of Sound Perfection E0047-04 T29MF001 I understand that I talking about the "prestige series" and you refer to the 1" version or the Excel. more like a midwoofer than a dome. 8 g. Full range loudspeaker. Next up the Bliesma T34B-4 Beryllium 34mm large. This driver was designed to meet requests for a precision tweeter with a low crossover point, ideal for use in a two-way system paired with a 6. 5” woofer is the third Textreme diaphragm transducer to be explicated in Test Bench. 2 Volt were carried out with. 31 (excl. The first was the Eminence N314X-8 compression driver, characterized in the May 2020 issue, followed by the SB Acoustics TW29TXN-B-4 in the. Single-layer ribbon CCAW (Copper-clad Aluminum Wire) voice coil of Bliesma M74S-6 is wound on titanium former. Expected ETA is mid-February. 404 - Solen solen. For capacitor alone, if you are using the slightly better range like the Jantzen Audio Superior Z Capacitor, that will cost you quite a bit for a 3 way crossover circuit. 5" midrange and twin 12" Dayton RSS subwoofers; it's a back breaking, no holds barred assault on the state of art. At normal 85dB-90dB listening levels, even mid -ranges rarely use more than 1-2 watts continuous with reserve needed only for very transient musical peaks. The Bliesma T34 is better in every aspect, it is a good option at a lower price if you do not need high spl. In this edition, Mike Klasco and Nora Wong have compiled an updated directory of. 00 star(s) (5. , Scanspeak…? Apparently I can’t make things too easy on myself. Wire terminals are gold-plated. But still, in the range around 2kHz, ScanSpeak is the clear winner (<50dB/0. 5" woofers in aperiodic door boxes, AE IB15, Joying Android HU. ••• This is a subjective, qualitative, sighted evaluation and comparison of a prototype pair of March Audio Sointuva loudspeakers with Purifi woofers and Bliesma tweeters. #31. But I'm going to move to a different contour, I suspect fabric domes work better in OS contours. It will be a 2way + rearfill and sub. So, unless you really want wide dispersion up to the presence region, there really isn’t much reason to go with the 25mm models. I'm thinking really hard about switching the tweeter out for the raal 70 20 sr Bliesma T25B-6, SB MD60, Purifi 6. The detail is in the mid-range, and the three-way MUM-8 features a domed tweeter and midrange driver for uncompromising detail and a superb off-axis response for a wide sweet spot. (*) Prices are per unit, excluding Value Added Tax (VAT 24%) AUDIO-HI. BlieSMa T25S-6 Silk Dome Tweeter Matched Pair. As my concept design, bliesma T25b, M74b and purifi ptt8. Curved. This new mid dome is the little brother to the popular Volt Loudspeakers VM752 3” dome midrange. 31% for SS vs. Qts = 0. Music titles on vinyl CDs 99. September 1 2021, 18:00. For capacitor alone, if you are using the slightly better range like the Jantzen Audio Superior Z Capacitor, that will cost you quite a bit for a 3 way crossover circuit. 20 shipping. New waveguides! Bliesma T34B looks pretty good out of the gate. The first product being released by BlieSMa is a 34 mm tweeter, the T34A-4. New project: Bliesma T34B in WG, 18WE, 32W. I've seen a fair amount of discussion of putting a Bliesma T25B in a DIY fabricated waveguide, but I haven't seen anything where someone tried it with the Visaton WG148 or the Monacor WG300 or another commercially available waveguide. 0X04-NFC-01 paper midwoofer and 1" BlieSMa T25B-6 beryllium tweeter. PRICE: $600. Together with a 34 mm Bliesma and two RAAL 140-15Ds. Yes there is usually a sound difference between cheaper and high priced tweeters. I'll ship internationally at full cost to buyer. Save. DVD-Audio Blu-Ray-Audio 9. Moving mass of the driver is as low as 1. The measurements of a pre-production sample of the BlieSMa T25B-6 tweeter. Features : • Flush mounted surround and rear mounted magnet system variable thickness for ultrasonic first breakup mode for flat frequency response and wide off-axis responseThe driver I tested this month from Volt Loudspeakers was the hot-off-the-production-line new 2” midrange dome, the VM527 (see Photo 1). The VM527’s features include a coated single piece fabric dome/surround, FEA-designed ferrite motor. Beryllium domes may have similar on-axis response like soft domes, but the off-axis is usually different. 5M08 and crossed over at 2500Hz to the (probably) Bliesma T34A. 2022-10-17 5:19 pm. Shown below is the X/O and response for the rear mounted T34B. This thread is about the new lineup of 3” dome mids from Bliesma. The adjustable LPAD is intended for 8ohm drivers, so the setup is maybe a little unfair to the Bliesma. Frequency Response. Woofer will be most likely the new Purifi PTT10 crossed activ. Per prior owner, 4 month’s of use on them. 2 Volt were carried out with High Pass Filter "on" (2nd order Butterworth type, 800 Hz cutoff, HPF2-800) . Wavecor SW223, check. 5M08-NFA-01A 6. . . The Bliesma T34A has a similar effortlessness as the ER4 but is much better overall. Jon Marsh over at HTGuide is building a passive 3 way with Bliesma tweeters, Purifi 6. It has 3mm of xmax. BlieSMa is a German company that produces high-quality OEM drivers for various applications. I'm trying to do the best I can do here. Including a reasonable amount of physical mishandling, to remain intact and functional upon arrival to me, the customer. BlieSMa M74A-6, M74B-6, M74P-6 and M74S-6 What is on the test bench? In the end of 2021, the pleased the loudspeaker designers community with the release of a line of four. 1701 HIGHWAY 72 W, Corinth, MS 38834. IMPORTANT NOTE !!! Our official distributors in Europe are : Bliesma M74 series 3” dome midrange lineup. So, 4878T01 and 8878T11 seem to be the best candidates for passive design. B. . Based in the UK but can post within Europe. For me, the most interesting part was how silk. All three tweeters appear to be built on the same platform, but optimized for each diaphragm material, and all three. 5", and Hypex FA123 What does everyone think?2015 GMC - BliesMa T25B pillars, Dynaudio e430 dash, dual Dayton 7" ES180-Tia woofers in aperiodic door boxes, underfloor sub box Alpine R 15", Stock HU ->NavTV->Helix Ultra, Brax, RF amps 2006 Chrysler 300c - BliesMa T25B pillars, Xcelsus XXM325 Dash, Satori 9. What Tweeter would you recommend under $600 that you personally feel can compete with this listed options I gave? Reply. I'm too lazy to search and post links, but if you do a little searching on this forum or the internet at large you will find its one of the most well regarded small format tweeters available at any price point. By its construction the new tweeter is exactly the same as the previous one, except for the material and shape of the membrane. Bliesma T25B-6. SS - 5,4g membrane weight. New project: Bliesma T34B in WG, 18WE, 32W. For LR2 and Acoustic centers alignment you will need front baffle tilt ~8deg. I receive my new pair of Bliesma M74B recently and would like to share some results. THD at 100dBSpl is about 1% for the ScanSpeak - Bliesma 0,1% at 1kHz. (+380) 95 904 7827. 5” or 8” woofer. Only taken out of the boxes for pictures. How to use the speaker driver models table? To avoid incorrect website functionality we strongly recommend to back return from a speaker driver measurement page and a compare page by means of buttons “Back to table” instead of the web browser “Back” button. 2、当 DIY 箱达到一定水准以后，还是比较有性价比的，但仍然没有必要和 厂箱比，因为一没有标准，二喇叭也多数不同，三理念也未必. Apologies if this has been covered somewhere (I have looked. 16 September 2023, 20:32 Saturday. BlieSMa’s first tweeter offering, the T34A-4 34 mm. . Features : • Flush mounted surround and rear mounted magnet system variable thickness for ultrasonic first breakup mode for flat frequency response and wide off-axis response2015 GMC - BliesMa T25B pillars, Dynaudio e430 dash, dual Dayton 7" ES180-Tia woofers in aperiodic door boxes, underfloor sub box Alpine R 15", Stock HU ->NavTV->Helix Ultra, Brax, RF amps 2006 Chrysler 300c - BliesMa T25B pillars, Xcelsus XXM325 Dash, Satori 9. Jump to Latest. Midbasses: Dayton Designer DSA175-8 6. 12-19-2018, 06:59 AM. Tweeter is BlieSMa T25B crossed at 2750hz LR4 passiv. I would go with 12MU and Bliesma, tilted baffle and symetric LR2 at ~3000. Soon I will have SB17CAC/Seas DXT 2way, LR4, very nice.