Diyaudio Multiway

0 (PCD 7) is now released. Neurochrome provides world class DIY audio circuits. The driver in my right Veritas 2. Good afternoon! I am pleased to announce that Passive Crossover Designer 7. Description. When finally having the time for repairs, I decided to do the upgrade I had been pondering on during the 2008 repai. I am reallly impressed with the depth of plans on this forum, and I also own a makers space. For the sake of completeness in Consorts cornucopia of crossover circuits, I thought I would design an active sixth order LR crossover. Ads on/off / Custom Title / More PMs / More album space / Advanced printing & mass image saving. miniDSP's USB audio interface range from the low cost stereo interface to the complex XMOS based multichannel, Asynchronous USB audio modules doing up the 8ch @ 192kHz. OK, as part of my ongoing tweaking of the Triangle Celius, today I applied the tweeter damping resistor tweak. High Efficiency Speaker Asylum. True, but the replies about it becoming available soon are from this week. The T930 II was a slight revision of the original T930. Yes, I know that the test's goals are more than ambitious. Another thresholds in N. Multi-Way Conventional loudspeakers with crossovers Please consider donating to help us continue to serve you. Welcome to the diyAudio. The circuitry is still balanced throughout, the input and volume stages still use Ayre's complementary J-FET circuit, and the output stage is still Ayre's Double Diamond topology,. My first problem is the bass/mid drivers which are punctured and I was wondering which replacement ones should I be getting and roughly what's their cost. Having the world’s best drivers with a poor crossover design will yield poor results. Attention : incompatibilité manifeste entre diverses configurations de VSTconvolver, telles décrites par Jimmy ou Thierry utilisant des fichiers TXT de configuration, et Crossvolver, qui utilise VSTconvolver en interne uniquement avec des fichiers wav. Hi Nick, The figure you refer to actually isn’t to scale: I had to move things around to make the illustration clearer 🙂 But the “optimal” toe-in for corner placement really is 12 degrees (although that’s a bit academic, since you can’t actually place a dipole tight to a room corner). The numbers should not, however,. Anaview AMS0100 monoblock build tutorial for beginners Tutorial on how to use the Anaview AMS0100 class D amplifier modules to build a pair of 100W monoblocks. Hi, This is a project we propose to build: 1200W - ETD49 2500W - ETD59 You archive all the variations below my proposed scheme, but basically you can choose what you plant and how they think of words that will arrange the SMPS. I found a guy in the UK who has two of them, but he would not ship to Canada, even after a little begging session. One thing that wasn't clear to me about JRiver's crossovers when I started using them (but is super important) is that they are even-order butterworth filters (12db, 24db, 36db, 48db). High Efficiency Speaker Asylum. 02 Jan 2020 3:48 am. These frugel horn Mk 3 kit speakers have been full CNC machined from 18 mm Baltic Birch Ply to provide an accurate and repeatable method for anyone to build this DIY full range loud speaker. com forums for 12 years now, and I find it the absolutely best forum for loudspeaker/audio diy hobby. The only downside is that you don't get to audition them ahead of time. If this is your first visit, be sure to check out the FAQ by clicking the link above. I made some new measurements, took out the active crossover, and set the frequency sweep limits to 450Hz~20kHz. The Audio Nirvana Classic 4+ speaker drivers are among the latest addition to the growing product line of Audio Nirvana fullrange speakers. You may have to register before you can post: click the register link above to proceed. Troels Gravesen's DIY Loudspeaker Projects has a number of very well built speaker projects. 19 Jan 2020 1:25 pm. I guess I'm late but; I have read several posts on here and other forums about upgrading the Realistic Minimus speakers from using a homemade kit purchased for $39 plus shipping on ebay (if I can use this word) to building your own 2-way crossover (which could be more $$ than expected), doping or the replacing the drivers and adding binding posts (easily done on the 7W due to its round hole in. One builder at Diyaudio used Inlow's 135Hz horn on top of a direct radiator in what appears to be a passive crossover system. I thought this part of the board was about old stuff, most of the postings here, I have owned, or at least heard and lusted after "back then". This, at least for now (what isn't) is the fruition of all that work. It is *stunning* how good this $15 driver sounds in this enclosure. i understand what you are saying. I would also like to cut aluminium. Welcome to the diyAudio. Particulary with Nao Note variant where it is desired to maintain true dipole polar response to high frequencies. but we already defined that Jerry was crazy. Re: Gedlee on distortion Geddes is a smart guy with a lot of knowledge in this field, and a lot of good information on acoustics. A community dedicated to helping everyone learn the art of audio. Need advice: Pipedreams about a LXMini clone (multi-way loudspeaker design) I've recently been bitten by the OB/Dipole bug and have just built myself a set of 3-way actively crossed mains (Alpha15A, Dayton PS220-8, B&G Neo3PDRW (dipole operation) and am just falling in love with the intoxicating sound of open baffle loudspeakers. I back up all my circuits with scientific research, solid engineering, and stellar customer service. Studio 101 Studio 101, built by Juan, Spain Studio 101, built by Damon Studio 101, built by William, AU Studio 101, built by Pierre Studio 101, built by Alex, Australia Studio 101, built by Younes. I have it sitting here and am staring at the cabinet trying to figure out how in the heck do I remove the old driver. The run is 25 ft, which I'd expect to magnify any differences. He is also quite prone to playing semantics games and spinning information to precisely fit his "highly acclaimed Gedlee loudspeakers". If this is your first visit, be sure to check out the FAQ by clicking the link above. I want to send off the crossovers to get recapped, I've removed the bottom screw but the crossover will still not pop out. Capable of an extended frequency response that can cover from about 130Hz to 20kHz. Multi-Way - diyAudio If you think what I have presented you with is deep, the people at DIYAudio, while very helpful, have a level of skill and knowledge that make me look like a concussed chimp. Sidebar 3: Measurements I was intrigued by the Larsen 8 loudspeaker. The Pioneer tweeter in the picture has a waveguide and a phase plug. The speakers, as they are, sound very good, sourced by a medium to low 30 something watt tube amp. Need speakers that can rock with just one watt? You found da place. Posted a comment on discussion General Discussion on Equalizer APO For my linear phase four-way active stereo system (www. Sound best when elevated slightly. Please describe one of your "desktop systems. Troels Gravesen's DIY Loudspeaker Projects has a number of very well built speaker projects. The negative power supply rail dropout that I experienced whilst repairing board B of my Arp Odyssey back in 2008 decided to become a permanent annoyance some months ago. Random notes of work in progress 18/12/12 - Observations and measurement of Nao Note NaO (and Orions) commercial kit offering designed by experts in the field. 🙂 There are always a few that stand out above the others, and the FX120 is one that even we would use. Sidebar 3: Measurements I was intrigued by the Larsen 8 loudspeaker. 09-09-2012, 05:25 PM #10. A (variable) L-pad is two variable resistors, one in series with the load (speaker driver or system) and the other in parallel to the load. De gør det det virkelig godt, købte dem brugt ved Audiocompagniet indenfor det sidste års tid. All this to ensure that your build is successful and performs as designed once completed. The prototype you see in the picture above is based on: the. Pair of Sansui SP-50001971They're a 4 way. Long story short, you usually end up needing a bigger cabinet. I'm conflicted between these active monitors for a few reasons. Face-off: Top Midbass Speakers (Part 2) Welcome to the second part of the comprehensive comparison between the industry's best midbass units. The Pioneer tweeter in the picture has a waveguide and a phase plug. Radio forum - crystal, solid-state, tube, ham, radio transmitters and frequency generators. I went back and re-read my first impressions when I 'super ultra magnetized'(tm) * my 9500s. The tweeter is changed to 1" Vifa. TD / Introducing Thermal Distortion by Ing. [Speaker Build] Open Baffle - Manzanita Ultra (X-Post from r/diysound) Overview: Looking for a new project and wanting to do something different, I stumbled upon the Manzantia Ultra's from John Busch. Particulary with Nao Note variant where it is desired to maintain true dipole polar response to high frequencies. Brown replied that development of the EX-8 started in the summer of of 2016. Chris and Steve from Hedd and CUK Audio ( U. rePhase is a FIR generation tool for building fully linear-phase active crossovers with arbitrary slopes. I'm close to clueless, but I am confident that this will work out for me in the end. Please describe one of your “desktop systems. Presentation of the current multi way active loudspeaker system with a separate subwoofer system to achieve great bass performance. Thanks for all the ideas, this is definitely a learning experience for me, my first time attempting it. Annoncer med Cnc på DBA. Frugel Horn Mk 3 DIY speaker kit. For the sake of completeness in Consorts cornucopia of crossover circuits, I thought I would design an active sixth order LR crossover. The crossover design can make or break any multi-way loudspeaker. From the 2x4 to the DDRC-88A + BM, Jerry has kept himself busy with a wide range of step by step tutorials. S20-Z Compact Open Baffle using Zaph Kit This design was announced as winner of Zaph Design Contest. active and passive elliptic crossover Sometimes you come across a driver which being good in all other respects has a sudden peak or trough in its response. In total there are 44 users online :: 2 registered, 0 hidden and 42 guests (based on users active over the past 5 minutes) Most users ever online was 135 on Mon Feb 18, 2019 9:38 am. Projects by fanatics, for fanatics!. DTQWT mkII, built by Rolando, Argentina Copyright 2017 © Troels Gravesen. Random notes of work in progress 18/12/12 - Observations and measurement of Nao Note NaO (and Orions) commercial kit offering designed by experts in the field. Vintage Hi-Fi speakers with crossovers? (how to test?) << < (3/6) > >> CatalinaWOW: What are your pas fail criteria for these speakers? I have never seen a crossover failure in old speakers. For me, the speakers I've liked best have soft dome tweeters so that's why I went with the DIII design. Seas of Norway and Madisound are excited to provide the A26 speaker kit. The two are often confused in the literature. I would say the same about BMS drivers. If this is your first visit, be sure to check out the FAQ by clicking the link above. As you found in the past, using standardised values only gets you a madiocre result because those standard values cannot account for the real world variation in amplitude and impedance responses with frequency. Maynard- Thanks for sharing the interesting and informative article. More relevant to anyone building speakers, amplifiers, etc than something like instructables. what do you mean here" To be the primary ETD49 2x11 - 2x12 90/105/120x0 wound with Litz wire, 1mm to get about 7-8V secondary to a spiral if the source has no reaction, if the source has to be calculated appx 6V reaction to a spiral wire must 120X0 be Litz wire, 1mm minimum. Like all of our kits the Frugel horn XL kit speakers have been fully CNC machined from 18 mm Baltic Birch Ply to provide an accurate and repeatable method for anyone to build this pair of DIY full range loud speakers. Projects by fanatics, for fanatics!. The circuitry is still balanced throughout, the input and volume stages still use Ayre's complementary J-FET circuit, and the output stage is still Ayre's Double Diamond topology,. [ Follow Ups] [ Post Followup] Thread: [ Display All Email] [ High Efficiency Speaker Asylum]. If I was going to design a 3 way Great Heil, I would use the Audax PR170m, as the mid-1040sf's as the woofers, and bring the crossover point to a more traditional point that takes advantages of the real pluses of each driver. The Pioneer tweeter in the picture has a waveguide and a phase plug. Driver uses a "double-layer" paper cone, rigid aluminum dust-cap and a pocket neck damper. This was found at DIYAudio (Multi-Way): From the 1950’s, but still a fantastic video explaining basis concepts of wave travel, superposition, impedance and impedance matching. You may have to register before you can post: click the register link above to proceed. I just took the bigger one out (man are they heavy), they are fixed to the front plane with four screws. Published design like I did. but we already defined that Jerry was crazy. This is not necessarily true, depending on certain choices. I have been around diyaudio. For me, the speakers I've liked best have soft dome tweeters so that's why I went with the DIII design. I even did the battery test to make sure. Program provides some important features which are not available in every speaker simulators on the market. Hello troels Begin the construction of the DtqwtII at the beginning of the year 2015 and I. 4 illuminate the whole room with music at levels that the LXmini could not match. I'd think any of the SET tube guys speakers would be up your ally. Author's Note: We are grateful to Stereophile for the opportunity to address some frequently repeated technical questions appearing in comments to articles. some of these drivers with ratings of 100W or more and sensitivites implying 50% efficiency must be producing mostly distortion if higher frequency signal is played. 1 package that I purchased for $500 almost a year ago. They should have sent you a tracking number, mine should be arriving in KC this Thurs They offered me the third 335 as well but my house is just not big enough for that jazz and I really didn't want to be saddled with trying to move/part out a single. And this actually does it without sucking!! That's pretty interesting. It was decided to build this circuit from scratch but for the less confident it is understood that a pcb for this amp will shortly be available from the diyaudio site. Face-off: Top Midbass Speakers (Part 2) Welcome to the second part of the comprehensive comparison between the industry's best midbass units. this is totem sttaf. I have agreed a price to buy a Class D Primare A34. 10 Jan 2020 6:16 pm. We are the official UK/EU Markaudio full range speaker driver distributor. The LP6's are currently listed for $149 each which are an amazing price for 6. So why did I choose to build a horn speaker since I have already completed the ESLs basically I wanted to experiment with the various speaker technology and designs. And I have also been waiting equally long to complete these BLH speakers. The numbers should not, however,. Ce graphique amène plusieurs commentaires : - la phase du passe-bas tend vers 0° aux très basses fréquences ( F/Fc << 1), ce qui est normal puisque le module de la fonction de transfert du passe-bas tend alors vers 1. Mise à jour : 08 mars 2016. The negative power supply rail dropout that I experienced whilst repairing board B of my Arp Odyssey back in 2008 decided to become a permanent annoyance some months ago. Maximum output occurs at around 0. Vintage Hi-Fi speakers with crossovers? (how to test?) << < (3/6) > >> CatalinaWOW: What are your pas fail criteria for these speakers? I have never seen a crossover failure in old speakers. All of these functions need to be placed in files which have the name of the function and then all dropped into the same directory in octave. Presentation of the current multi way active loudspeaker system with a separate subwoofer system to achieve great bass performance. One more addition, the behavior only occurs on higher (~45%+) volume. p224 of Olson says a 300Hz exp horn can pass 1 acoustic watt per cm2 of throat at 6kHz with 25% distortion - which equates to 5, 10 or 20 watts for a 1", 1. Description. If this is your first visit, be sure to check out the FAQ by clicking the link above. I purchased these last week from B&H for $299 - sale now over - they were $200 cheaper than normal due to JBL's national promotion. Please describe one of your “desktop systems. I thought this part of the board was about old stuff, most of the postings here, I have owned, or at least heard and lusted after "back then". Magnesium as a material for cone driver and dome tweeter have some great property. 10 Jan 2020 6:16 pm. FaitalPRO 10FH530 10" Professional Midbass Woofer 8 Ohm FaitalPRO's 10FH530 10" woofer is designed for maximum midbass punch and midrange clarity. Re: Najda: a new DSP board for loudspeaker applications Greggo, I feel it's not really my duty to make a side-by-side comparison between the Najda and a competing product, but rather a potential buyer's. In a two-way speaker, the acoustic phase of each driver rotates in opposite directions around the crossover point. the intuition seems right to me as well. ScanSpeak 8542+9700 8542-9700, built by Will, Seattle 8542-9700, built by Danny, Belgium. Ce graphique amène plusieurs commentaires : - la phase du passe-bas tend vers 0° aux très basses fréquences ( F/Fc << 1), ce qui est normal puisque le module de la fonction de transfert du passe-bas tend alors vers 1. We bought the music centre (XR-P270C) for my daughter as the speakers looked deep enough to have a long port but mainly because it sounded good. Posted a comment on discussion General Discussion on Equalizer APO For my linear phase four-way active stereo system (www. It also let you manually compensate for the phase shifts of your loudspeakers and existing crossovers, be it active or passive. Guide to Speaker/Room Correction Using Freeware and JRiver « on: February 17, 2014, 12:03:21 pm » This is a step by step guide on how to do some basic speaker and room correction using JRiver and free software. VituixCAD is free engineering and simulation software for passive and active multi-way / multi-driver loudspeakers. One reason I have stuck with two ways is to have as little to do with a cross over as is possible in a multi way design. Multi-Way Conventional loudspeakers with crossovers Please consider donating to help us continue to serve you. It is important to approach crossover design with humility because it truly is an art that requires experience to perfect. ch/audiohttp://www. Now it's true that some electrical circuits are deigned to favor inductive or capacitive loads with respect to distortion, but I'm fairly sure headphones are all around less reactive in both capacitive or inductive directions than crossovers in typical multi-way speaker. com/forums/multi. The driver in my right Veritas 2. Get newsletters and notices that include site news, special offers and exclusive discounts about IT products & services. Tannoy Prestige Canterbury Gold Reference speaker Setup I used the Tannoy Prestige Canterbury GR with the fabulous Pass Labs Xs 300 four-chassis monoblocks, the Electrocompaniet Nemo monoblocks and the Electrocompaniet monoblocks. Hi Mr DIYAUDIO Romania let me understand more about the wiring the transformer. I would say the same about BMS drivers. Cliffystones. Bi-amping with DEQX active crossover I am thinking about using a DEQX HDP-4 to bi-amp a pair of Wilson Watt Puppy 6's. com even states that the lack of an input stage can be what makes the Anaview so transparent in some situations. One reason I have stuck with two ways is to have as little to do with a cross over as is possible in a multi way design. Studio 101 Studio 101, built by Juan, Spain Studio 101, built by Damon Studio 101, built by William, AU Studio 101, built by Pierre Studio 101, built by Alex, Australia Studio 101, built by Younes. not sure abt the other column models like arro, hawk, forest cos i own only one pair. the DIYaudio full range forum. Ads on/off / Custom Title / More PMs / More album space / Advanced printing & mass image saving. I see that 62vauxhall was waiting for over 1200 days for his The Ebay lisitng is not the right driver, sadly. I'm conflicted between these active monitors for a few reasons. i understand what you are saying. Quelques impressions d'écoute car après avoir passé le début de soirée hier à comprendre comment fonctionnait RePhase, j'ai passé la fin de soirée, et à vrai dire une partie de la nuit, à écouter de la musique avec la correction produite par RePhase en place. Sources - phono turntables (tonearms, cartridges), tape players, cd / sacd players, transports, computer Hi-Fi. The two plastic ribs and central circular feature is the phase plug. S16 (M, MS, MSXT, MSTi) - Constant Directivity Dipoles The S16 being measured in free space condition. what do you mean here" To be the primary ETD49 2x11 - 2x12 90/105/120x0 wound with Litz wire, 1mm to get about 7-8V secondary to a spiral if the source has no reaction, if the source has to be calculated appx 6V reaction to a spiral wire must 120X0 be Litz wire, 1mm minimum. Measurements were made without the port output (who knows why?) In. I just took the bigger one out (man are they heavy), they are fixed to the front plane with four screws. Face-off: Top Midbass Speakers (Part 2) Welcome to the second part of the comprehensive comparison between the industry's best midbass units. I would also like to cut aluminium. I am reallly impressed with the depth of plans on this forum, and I also own a makers space. Need advice: Pipedreams about a LXMini clone (multi-way loudspeaker design) I've recently been bitten by the OB/Dipole bug and have just built myself a set of 3-way actively crossed mains (Alpha15A, Dayton PS220-8, B&G Neo3PDRW (dipole operation) and am just falling in love with the intoxicating sound of open baffle loudspeakers. 2 amp with 150w which I could use for the woofers and then use my existing Class A mono's for the mid and tweeter. This, at least for now (what isn't) is the fruition of all that work. To start viewing messages, select the forum that you want to visit from the selection below. Recently this has included misunderstandings about noise calculation, dynamic range, resolution, definition, music spectra, channel capacity, lossless processing and temporal aspects of digital channels. Visual blog of DIY two way loudspeaker build based on Mark K design using SEAS ER18RNX (H1456) 7" woofer and SEAS 27TBCD/GB-DXT (H1499) tweeter. louis, Je me suis réalisé 2 pavillons multicellulaires basés sur le 1005 altec, je voulais réaliser le 1505, mais pour une question de hauteur j'ai donc opté sur la 1005. It is one of my DIY projects and personal challenge in programming, acoustics and mathematics. There are 1, 2 en 3 way systems available. soundstagehifi. Bi-amping with DEQX active crossover I am thinking about using a DEQX HDP-4 to bi-amp a pair of Wilson Watt Puppy 6's. Single-driver and multi-way loudspeakers, subwoofers, crossovers and filter circuits, headphones, loudspeaker enclosure design. php/equipment-reviews/1124-dynaudio-special-forty-loudspeakers http://peteswrite. Ellis 1801, Line sources similar to those designed by Selah Audio, multiway loudspeakers composed of Audio Technology midwoofers, Raven tweeters, TC Sounds subwoofers in U-frame enclosures, and finally the Linkwitz Orion++ with Thor subwoofers. Basically cutting away large pieces of material. Get newsletters and notices that include site news, special offers and exclusive discounts about IT products & services. One of the most common examples of tying two outputs together is in "monoing" the low end of multiway active crossover systems. I see that 62vauxhall was waiting for over 1200 days for his The Ebay lisitng is not the right driver, sadly. Long story short, you usually end up needing a bigger cabinet. The design had gone through some changes but you can read the original submission. One more addition, the behavior only occurs on higher (~45%+) volume. VituixCAD is free engineering and simulation software for passive and active multi-way / multi-driver loudspeakers. Would like to he. If this is your first visit, be sure to check out the FAQ by clicking the link above. Yes, I know that the test's goals are more than ambitious. because the crossover frequency or cutoff frequency of both filters is the frequency where the signal is -3db(or whatever db for the order the filter is) not where it is 0db. OK, as part of my ongoing tweaking of the Triangle Celius, today I applied the tweeter damping resistor tweak. They were of the size and porting used for good reason. Hoping someone has experience with KEF Reference 101's. I want to learn how to build high pass filters just to confirm that all of the drivers function as they should, and I plan to eventually buy ones from Vandersteen. High Efficiency Speaker Asylum. Thanks to this site, I wanted to know the measurements of my old JMLAB Profil 5 Focal loudspeakers. You can ask at the Klipsch and Diyaudio forums. A material that has a random incidence absorption coefficient of 1. the more boundaries around the exit of the port, the longer it would seem to the exiting air--synthetically extending the port or something like that. Thanks to this site, I wanted to know the measurements of my old JMLAB Profil 5 Focal loudspeakers. I would also like to cut aluminium. The driver in my right Veritas 2. To start viewing messages, select the forum that you want to visit from the selection below. vu2nan DIY Electronics and Components. My centre speaker consists of 2 x Mid ranged drivers and 1 High R driver, one of the mid range drivers was not working so my son swopped the left with. PE also has small amplifiers with DSP on the board I have considered. I just really want to know how they effect the sound of a sub and how I can effect them with the build if I can. Also ask John Inlow for advice on acceptable compromise solutions. The tweeter is changed to 1" Vifa. S20-Z Compact Open Baffle using Zaph Kit This design was announced as winner of Zaph Design Contest. miniDSP is a leading manufacturer of Digital Audio Signal Processors for the HomeTheater, Hifi, headphone and Automotive market. Kind of interesting in how they were innovative in some ways, and in others did some questionable things. Sources - phono turntables (tonearms, cartridges), tape players, cd / sacd players, transports, computer Hi-Fi. For the sake of completeness in Consorts cornucopia of crossover circuits, I thought I would design an active sixth order LR crossover. The amazing and innovative speakers are built with complete durability and reliability that really stands up to the Boss name. I do not have time to express myself to you. I purchased these last week from B&H for $299 - sale now over - they were $200 cheaper than normal due to JBL's national promotion. JBL L 100 Mystery cabinets Browsing the Troels Gravesen diy upgrade page I noticed a pretty stunning pair of custom cabs for the JBL L 100 drivers. Extreme EQ with the miniDSP 2x4 Credits: Community member "Soldermizer" In this tutorial I will show you how to use the 2x4 to use custom biquads to enter EQ values that the user interface would not otherwise allow. When finally having the time for repairs, I decided to do the upgrade I had been pondering on during the 2008 repai. Lire aussi : PC Hi-Fi, pour configurer son PC pour lire les CD du PC avec une qualité Hi-Fi irréprochable. Electronics > Repair. I'd say it's noticeably better sounding than my old favorite cheap speaker, which was Kef's sub-satellite. The Classic 8 can be used as fullrange driver or as part of a multi-way speaker system to achieve excellent results. The active part of the tweeter is the pale blue dome, the plastic flare running from the dome to the periphery is the waveguide; this effectively horn loads the tweeter and increases sensitivity. But lately I have publicly (in diyaudio) challenged some of these methods and tools. 开个帖把曾经焊过和准备焊的project都列出来备忘,成品另外发帖。 做过的: 1. If you are interested, there is a thread on Audiogon on this specific Tekton model started by the reviewer from the aforementioned article. That makes sense. Frugel Horn Mk 3 DIY speaker kit. Single-driver and multi-way loudspeakers, subwoofers, crossovers and filter circuits, headphones, loudspeaker enclosure design. This difference should effectively be brought back to close to zero in order for your system to behave as a minimum phase system. Search diyaudio with my nick 'Whortless' and you will see my name at the bottom of some posts. While there are many that are fond of these system types, we are not as excited. Kii Audio Three loudspeaker Measurements Sidebar 3: Measurements I used DRA Labs' MLSSA system and a calibrated DPA 4006 microphone to measure the Kii Three's frequency response in the farfield, and an Earthworks QTC-40 for the nearfield responses. Forum to discuss diy electronics, power supplies, circuits, transformers, components (parts) and testing circuits. If this is your first visit, be sure to check out the FAQ by clicking the link above. 60ms after the pulse was applied. A loudspeaker phase linearization, EQ and filtering tool. This orientation maximally attenuates both reflections, which are now radiated at 8dB below the direct sound (accounting for path lengths, the reflections arrive at the listener at -12dB). Hi Mr DIYAUDIO Romania let me understand more about the wiring the transformer. so it is half one channel and half the other. Sources - phono turntables (tonearms, cartridges), tape players, cd / sacd players, transports, computer Hi-Fi. Many design methods, simulators, measurement gear and programs have long history and lots of users. Kind of interesting in how they were innovative in some ways, and in others did some questionable things. Up for sale is a pair of bookshelf speakers designed and built (by my friend) using the ProAc 1sc Clone project as a reference. php/equipment-reviews/1124-dynaudio-special-forty-loudspeakers http://peteswrite. this is totem sttaf. com/forums/multi. My curve sided cherry finished Intimates speakers are 8. And a member of diyaudio. My lord, I thought, this guy went. I would say the same about BMS drivers. get a full range driver (fostex, audionirvana, tang band, i'd suggest audionirvana) and look into TQWT , BIB , f r ugelhorn (not f l ugel) or just BLH. Well at first I thought it was just my poor hearing, but no I have managed to blow a little 1" tweeter on one of my Yamaha NS-777's Anyone know who to call to get a replacement, or have an idea on what other tweeters can be used as a suitable replacement (will be replacing both if it's a a different tweeter). Long story short, you usually end up needing a bigger cabinet. Over the years i have built several home systems, including amps and speakers. It hit the curb for junk pickup with a lot of my legacy test gear that either stopped working or was terminally obsolete. Yes, I know that the test's goals are more than ambitious. One more addition, the behavior only occurs on higher (~45%+) volume. Audio Nirvana Classic 4+ Ferrite Fullrange Speaker Drivers. 5" wide, 13" deep and 14" high @ 15L volume with a vertical brace 1/2 way front to back. Hello, These are the set I built for my dad. They replaced my Presonus Eris 5/Temblor T10 2. I just took the bigger one out (man are they heavy), they are fixed to the front plane with four screws. That is more of an acoustics issue than speaker. What is the general consensus on using hardwood in the construction of speaker boxes? I am doing my first DIY project, and I really want to make it out of some walnut I have. Forum to discuss diy electronics, power supplies, circuits, transformers, components (parts) and testing circuits. Magnesium as a material for cone driver and dome tweeter have some great property. This has made such a dramatic difference that I though it deserved its own thread. After cutting in a port and doing some more listening I think this is worth a proper crossover but first I would like to try to squeeze a little more bass out. I thought this part of the board was about old stuff, most of the postings here, I have owned, or at least heard and lusted after "back then". they can probably manage max power up to about 5*Fc of the. may be worth checking out a few of his posts/threads for ideas. Seas of Norway and Madisound are excited to provide the A26 speaker kit. If a peak then you might need a filter with a steep response to get the peak 20db down at least. Fostex has always been highly regarded in the "Full /Wide range" product category. The room is quite big and bright yet the LX521. So why did I choose to build a horn speaker since I have already completed the ESLs basically I wanted to experiment with the various speaker technology and designs. For me, the speakers I've liked best have soft dome tweeters so that's why I went with the DIII design. You dont want the woofer and tweeter to cancel each out from caused by the phase shift created by the distance between the woofer and tweeter. It is *stunning* how good this $15 driver sounds in this enclosure. A friend of mine offered me his original RF-7’s in maple finish for a great price. The circuitry is still balanced throughout, the input and volume stages still use Ayre's complementary J-FET circuit, and the output stage is still Ayre's Double Diamond topology,. True, but the replies about it becoming available soon are from this week. Lots of juicy stuff there to consider, thanks. Threads about this subject on diyaudio divide opinion, but I'm with you on this. I just really want to know how they effect the sound of a sub and how I can effect them with the build if I can. 5s as mine are loose on a mint set I just picked up. Jerry (Aka AustinJerry) from AVSForum is a long time member of the AVSForum community. Hi Mr DIYAUDIO Romania let me understand more about the wiring the transformer. com/forums/multi. Anyone ever built speakers with a CNC is this done? I live in south america, and there are like no speakers here. The only downside is that you don't get to audition them ahead of time. Michael Gerstgrasser Foreword Thermal Distortion has its roots in the physical properties of the conductive material used to wind the voice coils of speakers. I have a budget around £500 to try and find some decent used speakers with 10" drivers or are make own using new speakers crossovers etc( I am a cabinetmaker). For me, the speakers I've liked best have soft dome tweeters so that's why I went with the DIII design. Level matching The sensitivities of transducers in a multi-way speaker are typically different and their levels must be matched to achieve the acoustic design goals. very good product come in magnesium version or use an alloy containing magnesium for this reason.