New project: Bliesma T34B in WG, 18WE, 32W. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. 75 kg. Beryllium dome of Bliesma M74B-6 midrange is protected with grill. Output voltage was about 1. It is showing what felt alone vs a sandwich of an air gap + MPP. This new transducer from the Italian company is a very high power handling design, able to deliver 3kW continuous (1. Add to cart. 5 32. • Extremely low moving mass for better transient response and higher efficiency. 94 dB. 83 V⁄1m]:. 51 Magnetic flux density 2. Read more. 1. All the best components for audio in one place! The compared speaker drivers are displayed here. USHINDI - Ultra Low Distortion Transducer Technology. Price. 238. We are all still waiting for reviews and tests, but hopefully it will be good. All three tweeters appear to be built on the same platform, but optimized for each diaphragm material, and all three share pretty much the same feature set. The 25B seems like the better choice in that dome size to me and the more on axis the better. 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. More smart speakers on our Select Page. Price is: $695. More smart speakers on our Select Page. Now available in print and digital (online and PDF). The Audio Voice. 9/26/2020 initial post. 1; 2; 3; First Prev 3 of 3 Go to page. To my surprise the Bliesma is able to achieve a subjectively cleaner sound at levels that would have me reaching for the volume control with most compression drivers. 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。BlieSMa T25S-6 Silk Dome Tweeter Matched Pair. Features : 25mm CVD diamond dome with ultrasonic first breakup mode Extremely low moving mass for better transient response and higher efficiency Fully saturated. The TD15H is a low distortion, high Xmax, wide bandwidth, bass driver designed for sealed or vented enclosure applications. 0 : BlieSMa : T34A-4: HF : Metal : 1. . SB17xxxx - very nice measurements and value, especially NBAC models. Sensitivity. All three tweeters appear to be built on the same platform, but optimized. Purifi also launched an 8" which looks rather decent. BlieSMa T25A-6, T25B-6, T25D-6, T25S-6 | HiFiCompass - всё для акустических систем и не только. Appointments; Blogs; Electronics Corner; Industry News. Go to Beryllium version. This design by Danesian Audio of Denmark, is a soft dome midrange that features a non-resonant coated cloth, and a large neodymium ring magnet with a dynamic dome stabilizer and flow resistor. данък. not soldered but connected with clips to test so clean connectors. Extremely low moving mass for better transient response and higher efficiency. Newsletter. 82 Total Q factor, Qts 0. 9/1/2021 added 6. PuriWave (Purifi PTT6. For Sale: Bliesma T25B-6. 1140,00 лв. This Test Bench combines three new 25mm high-frequency transducers from German brand BlieSMa into a single characterization: the BlieSMa T25S-6 Silk Dome, the BlieSMa T25B-6 Beryllium Dome, and the BlieSMa T25D-6 Diamond Dome. BlieSMa T25A-6. 1 x 43 mm, Weight: 3. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. At the annual Munich HighEnd-2019 show the founder and designer of BlieSMa company Stanislav Malikov аnounced three new tweeter models - domed T25A-6, T25B-6 and T25D-6 which have 25-mm membranes of aluminium-magnesium, beryllium and CVD diamond respectively. BliSMa. New Bliesma 142mm mid dome Page diyAudio. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. I don't care how many gurus there are claiming a simple frequency response graph can tell you a drivers transient performance - aka transition - It cannot and never will. B. This Test Bench characterizes the T34B-4 34mm beryllium dome tweeter from BlieSMa, a German company founded in 2018 by Stas Malikov. 5k. Aesthetically, they're about as sexy as a sumo wrestler in a bikini. 6 T*m Resonance frequency, Fs 870 Hz Mechanical Q factor, Qms 1. Satori. Features/comments. They do not accidentally costs more. Features : • 25mm 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 sleeve for low. Joined Mar 24, 2018 Messages 306 Likes 217 Location Denmark. Midbasses: Dayton Designer DSA175-8 6. Hi I have a build starting this week, a 2. Yes there is usually a sound difference between cheaper and high priced tweeters. This is a list of transducers used in past projects and concept studies. Versatile HDMI, DisplayPort, and legacy VGA ports enable easy connectivity to your favorite work essentials. 80*. The tweeters are unused and ready to ship. Allow me to dream. The reason the construction became complicated for me is I decided to use CLD between the inner ¾" MDF cabinet and an outer layer using ¾” AppyPly plywood. Stanislav Malikov has a history at Accuton and Morell companies and has started his own production of this unusual large aluminum/magnesium dome and offered me a pair for testing. Last edited: Apr 24, 2021. 83 -11. With their variable coil winding it will be like TC Sounds’ Linear Motor System, with outstanding BL(x) linearity, only this time the Cms(x) linearity will be improved. Main feature of Bliesma T25S-6 tweeter is extremely low moving mass (0. 83V/1m 92. 00 €. Bliesma Color classification: One order price and one spot price Applicable objects: Audio-visual appliances. This is important to consider. Read more. . Welcome to BlieSMa. -5% Purchase 4 for only € 360,95 per piece. Moving mass of the driver is as low as 1. Read more. BlieSMa Diamond T25D-6 tweeters comparing to Be ones have even more resolution, space and air, more timbres and softer percussion. BlieSMa T25B-6 Beryllium Tweeter High-sensitivity tweeter with 34-mm beryllium alloy dome. Seas W18 Magnesium - together with Bliesma in WG and crossed ovet at ~1k it could be very good. 9/25/2022 added 6" 1:. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. The measurements of a pre-production sample of the BlieSMa T25B-6 tweeter. 2200 - 22000 Hz. But the Bliesma is quite a bit more advanced than both tweeters in every way, and this shows in the measurements, the Bliesma is better than both in every objective metric, lower distortion, better polar response, and better time domain performance. The measurements of the BlieSMa T25D-6 Diamond dome tweeter have been added: BlieSMa T25D-6 | HiFiCompass Click to expand. 238. Free delivery worldwide by DHL Express service. Save. 5" woofers in aperiodic door boxes, AE IB15, Joying Android HU->Helix Pro2. Thanks to a fully saturated neodymium motor with copper sleeve it features low non-linear and modulation distortion. 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. BlieSMa was. 8 55. Attachments. disconnects out of the package on a. February 26, 2021 by audioXpress Staff Loudspeaker Knowledge Inside and Out in Voice Coil March 2021. It's the raw driver only with the passive twin notch filter. Nominal impedance 6 Ω Rated power handling* 100 W Sensitivity 2. 2058 Hz. Amps: Biketronics BT4210 (210 x 4 mids/tweets), Biketronics BT3725 (250 x 2 midbasses, 700 x 1 sub). Комплект уеднаквени берилиеви високотонови Bliesma T25B-6. 96 UK VAT added in cart. Additional information. More smart speakers on our Select Page. 16 g Force factor, Bl 2. ScanSpeak Illuminator D3004/6040-00 Tweeter Textile Dome. Very low Q break up in that soft dome will move HD3 at 5kHz but it will be very wide and rise the distortion to larger chunk of frequency response that we are very sensitive at. Oh, and none of them have any ferrofluid in the gap. 82 Total Q factor, Qts 0. 51 : 0. Single-layer ribbon voice coil of Bliesma M74B-6 is wound with copper-clad aluminum wire (CCAW) on titanium former. Underhung voice coil. Natural silk soft dome midrange. Joined 2004. 27 each one. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. 5 mm air gap for the MPP baffle combinations. Categories. The influence of the diaphragm material can be observed very well with the identical 1'' Bliesma tweeters. I listened to a variety of music, some on CD and some on YouTube. Lenovo ThinkVision T25d-10 is. In truth, the IB mounting of the M74B gives us a 60 degree horizontal response of -2 dB at 2k, and -5 dB at 3k (according to hificompass). Stanislav Malikov has a history at Accuton and Morell companies and has started his own production of this unusual large aluminum/magnesium dome and offered me a pair for testing. 10 g Force factor, Bl 2. BlieSMa’s T25S-6, T25B-6, and T25D-6. M. 58 kg. 31 (excl. Yes. Categories. But they are not so good above 10kHz. And this is puzzling. 91 dB. 5-5k/pcs but possibly well worth it together with the T25D-6. BlieSMa T25B-6 Beryllium Tweeter. DAYTON AUDIO DS90-8 MID 3" 8 COATED 300-4000 84. This month, I received the company’s second offering, and it seems logical that this driver, the T34B-4, is a 34 mm beryllium. Show this thread. 6 T*m Resonance frequency, Fs 940 Hz Mechanical Q factor, Qms 1. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. Read more. 5" woofers in aperiodic door boxes, AE IB15, Joying Android HU. #3. Appointments; Blogs; Electronics Corner; Industry News. It is known for its smooth and extended frequency response, its low distortion, and its high efficiency. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. Sensitivity. 8 g. . BlieSMa T25A-6, T25B-6, T25D-6, T25S-6 - a comparison of dome materials. Hello, I bought these pre-covid for a build that was put on hold indefinitely. The results are astounding and set. 3" | 6 Ω. +1 for Bliesma. 5" mids (for sale with all outboard crossovers) SI BM MKV (I will be listing 2 for sale) These tweeters paired incredibly well with the ultra-detailed and dynamic Brax mids, and they would make a good match with many other mids. 9/25/2022 added 6" 1:. . Dear friends, there are many enthusiasts of loudspeakers building here so I thought this link would be very useful for someone. The large-roll surround and textile dome diaphragm provide a flat frequency response to above 30KHz with outstanding off-axis dispersion. 7 cm² Moving mass, Mms 0. 德國Bliesma T25D-6Ω 鑽石振膜1英寸球頂68mm面板高音喇叭-Taobao. 7 x 369. 83V/1m 91 dB Net weight 0. Reactions: dualazmak. 2…35 kHz Sensitivity [2. Sensitivity. Our research and analysis, starting from the ground up, have uncovered fundamental flaws in conventional transducer designs. $ 273. 51 Magnetic flux density 2. Would. . The correction at 40 Hz is approximately 6,5 dB. They are less bright and less prone to sibilant sounds. What Tweeter would you recommend under $600 that you personally feel can compete with this listed options I gave? Reply. An 18 Sound 10NDA610 is on the way to join the party. The upper cutoff isn't anything special to achieve. The measurements of a pre. SOLD!!!!!! a pair of t25s-6. Yes there is usually a sound difference between cheaper and high priced tweeters. 3 V RMS and mic was calibrated at 94 dB. Next up the Bliesma T34B-4 Beryllium 34mm large. BlieSMa’s T25S-6, T25B-6, and T25D-6. Click here to go to website and download data sheet here. FI: BlieSMa T25B - High-sensitivity tweeter with 25-mm beryllium alloy dome. $450 shipped in the. Regarding the TeXtreme woofer and midranges, that is a completely different story I think. Just compare the normalized frequency response measurements on hificompass. <40dB/1% for BliesMa @ 5. This driver is the brand's latest entry into the high-frequency transducer category, specifically designed for the pro sound community. Moving mass of the driver is as low as 1. Each measurement is made from 10 RTA averages. 00. 83 V⁄1m]: 91. Based in the UK but can post within Europe. German Bliesma T25D-6Ω Diamond Diaphragm 1 Inch Dome 68mm Panel Tweeter on sale,buy cheap German Bliesma T25D-6Ω Diamond Diaphragm 1 Inch Dome 68mm Panel Tweeter from the best shopping agent yoycart. 1; 2; 3; First Prev 3 of 3 Go to. BlieSMa T25A-6 високочестотен високоговорител с алуминиев купол | Съвпадаща двойка Вграден съраунд и монтирана отзад магнитна система за плоска честотна характеристика и широка извъносева. 83 - 8 Volt were carried out with High Pass Filter "on" (2nd order Butterworth type, 800 Hz cutoff, HPF2-800) The THD measurements at distance of 315 mm and. Show this threadThe measurements of a pre-production sample of the BlieSMa T25B-6 tweeter. Read more. Dec 23, 2022 #41 One thing that might help the choice along. Condition: New New. And it gives a lot: 97dB, flat to 5K and beyond depending on material. Read more. The measurements of the BlieSMa M74P-6 3" Paper dome midrange: T34 should hold up very well in any domestic setting with its massive output capabilities and clean performance. I bet that 2 of these in mtm with Bliesma 25A and a good woofer (or two) would bring us to reference level loudness and quality. The Audio Voice(BlieSMa t25b + ETON 3-212 + Seas l26roy) + Hypex + PE boxes. Top. Read more. 6 ohms. bigjacko Addicted to Fun and Learning. In February, 2018 we tested the first BlieSMa (Germany) product - aluminium-magnesium 34 mm dome tweeter T34A-4. PURIFI’s research has identified the parameters that have so far prevented long stroke drivers from breaking through in truly high performance audio. Additional information. I had to buy all of the gold "Female Disconnect" sizes since none of my drivers are the same. SB Acoustics SB21SDCN-C000-4, SB21RDCN-C000-4. Satori MW16TX-4. 保護グリルを取り外します. BlieSMa T34B – 4 Beryllium Dome Tweeter (Pair) £ 561. €219. May 21, 2020. The crossover frequencies are assumed to be 400Hz/3500Hz (but can be easily changed in the attached VCAD file). As can be seen a very flat response and some 2-3 dB higher sensitivity of the Be dome. 2 Volt were carried out with High Pass Filter "on" (2nd order Buttreworth type, 800 Hz cutoff,. Minimum order Qty: Out of stock. Satori MD60N-6 . I was just talking to Solen Electronics, and they told me that they currently have the BlieSMa T25B tweeters on order. disconnect. By its construction the new tweeter is exactly the same as the previous one, except for the material and shape of the membrane. But they are not so good above 10kHz. Until now, all BlieSMa products (T25A-6, T25B-6, T25D-6, T25S-6, T34A-4, T34B-4) have been the embodiment of competent engineering, based on the use of the most modern materials and technologies, and have been surprising with their objective technical parameters and characteristics. Vissza a tetejére . 1; 2; First Prev 2 of 2 Go to page. Appointments; Blogs; Electronics Corner; Industry News. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. 6/20/2021 updated design with new tweeter interface, does not impact performance. . 0W04-01A midwoofer. 27/ea Buy 2 for $276. . This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. . 2018-12-31 6:03 pm. If available, the IEC baffle measurement and the Leap transducer model is added in the list. Power Handling (RMS) 100 W. The Eighteen Sound AMT200P includes a rectangular throat with a Kapton diaphragm. The predecessor was a game changer for tweeters, with it’s 34mm dome, 3mm excursion, wide dispersion and extremely linear frequency response. The Audio VoiceAcoustically speaking, Bliesma's are highly regarded as arguably one of the best in the market. DAYTON AUDIO RS125-8 MID 5" 8 ALUMINIUM 3200 85. Comparing to Accuton Diamond tweeters the BlieSMa Diamond version certainly is not so bright, more relaxed. Impedance. Categories. The Bliesma T34B-4 is an beryllium tweeter which offers an upgrade over the already brilliant T34A-4. I have a 3mm and 6. Appointments; Blogs; Electronics Corner; Industry News. Ordered now, shipped on Monday. DAYTON AUDIO DC130BS-4 MID 5" 4 COATED 2000 88. 6 ohms. By identifying and addressing obstacles layer by layer, we have developed several new patented and patent-pending technologies. I tend to use Bliesma T25D (diamond) and Bliesma T25S (fabric) as an example for what happens. 2nd harm. And so, three months later it's new product is on the our test bench - beryllium 34 mm dome tweeter T34B-4. No ferrofluid for improved dynamics. More smart speakers on our Select Page. Wavecor TW022WA05 Fabric Dome tweeter. The tweeters are unused and ready to ship. Features : 25mm CVD diamond dome with ultrasonic first breakup mode Extremely low moving mass for better transient response and higher efficiency Fully saturated neodymium motor with copper sleeve for low non linear and modulation distortion 2mm linear excursion and large vent channel for undistorted low frequency operation This Test Bench combines three new 25mm high-frequency transducers from German brand BlieSMa into a single characterization: the BlieSMa T25S-6 Silk Dome, the BlieSMa T25B-6 Beryllium Dome, and the BlieSMa T25D-6 Diamond Dome. Appointments; Blogs; Electronics Corner; Industry News. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. BlieSMa, which is located in Blieskastel, Germany, was founded in January 16, 2018 by Stanislav. If I'm lucky I might get Frank to send me a pair and a quartet of them to replace my current paper cone Satori's. Ogive support tweeter for tweeter Bliesma 68mm : T25A-6, T25S-6, T25B-6, T25D-6. Power Handling (RMS) 100 W. 16 g Force factor, Bl 2. 2 Volt were carried out with High Pass Filter "on" (2nd order Butterwort. For Sale: Bliesma T25B-6. Never mounted, never connected. 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! 777 posts · Joined 2022. 6/20/2021 updated design with new tweeter interface, does not impact performance. 7 cm² Moving mass, Mms 0. Categories. 16 g), offering better transient responce and higher efficiency. 2200 - 40000 Hz. zon001. com. Member. Only taken out of the boxes for pictures. Appointments; Blogs; Electronics Corner; Industry News. 325,00 € *including VAT 21%. The PTT6. Flush mounted surround (also made of fabric) and rear mounted magnet system result flat frequency response and wide off-axis diagram. 5” driver that truly cracks the long-stroke code. Just compare the normalized frequency response measurements on hificompass. 5X08-NFA-01+Viawave SRT-7). 0 T Air gap height 3 mmBliesma T25B. 0 T Air gap height 3 mm Bliesma T25B. Nominal impedance [Zn]: 6 Ω Recommended frequency range: 2. This new transducer from the Italian company is a very high power handling design, able to deliver 3kW continuous (1. PURIFI’s research has identified the parameters that have so far prevented long stroke drivers from breaking through in truly high performance audio. . 设备： 音源：享声D1 Pro转盘；老Acre Mdac-II解码 线材：敏力4平方6N铜喇叭线 功放：Hypex NC400，D类200W 录音条件： 1、奥地利原产连号AKG C414 XLII x 2， ORTF制式立体声录音，距离1m左右 2、FOCUSRITE ISA TWO. Purifi Audio PTT4. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. . 68 aspect ratio waveguide. T25S+WGからT25B+WGとT25D+WGへの換装と各試聴を某所にて行っていただきました。. 0W04-01A midwoofer. Information. I was delighted to see that BlieSMa is about to release it's new 3" dome midrange in 4, yes, 4 different flavors: paper, silk, Mg-Al, and of course Beryllium. Read more. €219. . More smart speakers on our Select Page. We ship to United States of America. This Test Bench combines three new 25mm high-frequency transducers from German brand BlieSMa into a single characterization: the BlieSMa T25S-6 Silk Dome, the BlieSMa T25B-6 Beryllium Dome, and the BlieSMa T25D-6 Diamond Dome. Purifi Audio PTT4. 0 review. 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. BlieSMa T25A-6. Regarding the TeXtreme woofer and midranges, that is a completely different story I think. . BlieSMa T34B – 4 Beryllium Dome Tweeter (Pair) We are a UK distributor for the highly acclaimed BlieSMa tweeters. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. BlieSMa T34B-4 | HiFiCompass. Subs: 2 x Scanspeak Discovery 10" in Underfloor. D'Appolito configured Line Array (folded and driver cut-off tuned) Open Baffle Dipole with BlieSMa T25B/D-6 tweeter and M74B midrange in a Wave-guide to match the dispersion of 6-8 pcs Purifi PTT6. More smart speakers on our Select Page. The 16:10 aspect ratio with 11% more pixels than full-HD offer more screen real estate for seamless multitasking. Test area shown below. 5" mids (for sale with all outboard crossovers) SI BM MKV (I will be listing 2 for sale) These tweeters paired incredibly well with the ultra-detailed and dynamic Brax mids, and they would make a good match with many other mids. This Test Bench combines three new 25mm high-frequency transducers from German brand BlieSMa into a single characterization: the BlieSMa T25S-6 Silk Dome, the BlieSMa T25B-6 Beryllium Dome, and the BlieSMa T25D-6 Diamond Dome. Beryllium domes may have similar on-axis response like soft domes, but the off-axis is usually different. T25B-6 25mm Beryllium Dome Tweeter. Wire terminals are gold plated. Purifi also launched an 8" which looks rather decent. Thick aluminium mounting flange is black powder coated, aluminium rear chamber is filled with. The influence of the diaphragm material can be observed very well with the identical 1'' Bliesma tweeters. This edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. Apologies if this has been covered somewhere (I have looked. Two-way loudspeakers based on the speaker drivers which are the epitome of modern technology - Purifi PTT6. 93 dB. Read more. Features : • 25mm 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 sleeve for low. Transducers. I was checking the non-linear distortion and IMD of the PTT6. Thick aluminium mounting flange is powder coated, aluminium rear chamber is filled with natural wool damping. 23 kg Effective piston area, Sd 5. Bliesma M74S-6, T25S-6. The tables will be updated continuously. An externally hosted image should be here but it was not working when we last tested it. Go. . Categories. 1. At the annual Munich HighEnd-2019 show the founder and designer of BlieSMa company Stanislav Malikov аnounced three new tweeter models - domed T25A-6, T25B-6 and T25D-6 which have 25-mm membranes of aluminium-magnesium, beryllium and CVD diamond respectively. . The correction at 40 Hz is approximately 6,5 dB. SOLD SOLD SOLD SOLD SOLD SOLD SALE PENDING FS Bliesma T25A-6 Tweeters ONE MATCHED PAIR BNIB; ONE PAIR SOLD Hello, I bought these pre-covid for a build that was put on hold indefinitely. Support tweeter for tweeter Bliesma 68mm : T25A-6, T25S-6, T25B-6, T25D-6. VAT) Add to cart Share or. In this month's Test Bench, Vance Dickason decided to combine three new 25mm high-frequency transducers from BlieSMa into a single characterization: the BlieSMa T25S-6 Silk Dome, the BlieSMa T25B-6 Beryllium Dome, and the BlieSMa T25D-6 Diamond Dome. 0 T Air gap height 3 mm You are right, a M74D would be very very expensive, think in terms of €3. More optionsThis edition's Test Bench characterizes three new 25mm high-frequency tweeters from BlieSMa, using silk, beryllium, and diamond domes: BlieSMa’s T25S-6, T25B-6, and T25D-6. I'd like $400 shipped for these. The THD measurements at distance of 315 mm and voltage levels 2. Read more. 23 kg Effective piston area, Sd 5. 7 cm² Moving mass, Mms 0.