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Read the Post in new Window Read the Post in Threaded view  Post #1: HELP on a Custom 3 Way Horn with Beyma TPL150 by vakman on 2019-12-25 
Browse the content of the threads in new Window  Thread: HELP on a Custom 3 Way Horn with Beyma TPL150 in Horn-Loaded Speakers  11 Replies 
Hi All,This is my 1st ever post, but extremely disappointed I never came across this site beforeHere is my current setup, for which I'm desperately seeking some help from fellow membersCabinet - Layered Birch Ply with curved sidesWoofers [93.67dB]- 2...

Read the Post in new Window Read the Post in Threaded view  Post #23: Results... a few days late by Gregm on 2008-04-24 
Browse the content of the threads in new Window  Thread: The loudspeakers for a powerful SET in Audio Discussions  48 Replies 
and not very encouraging. The set up was as follows: a Lowther ex4 playing from ~12k down in a big ~100Hz tratrix. A Murata up on top, and a 15" Beyma on the bottom. The Beyma is in an Onken so the results may not be fully indicative of performance i...

Read the Post in new Window Read the Post in Threaded view  Post #4: Deal with MF channel first. by Romy the Cat on 2012-11-28 
Browse the content of the threads in new Window  Thread: S3 on tractrix 260 graph. in Horn-Loaded Speakers  4 Replies 
[quote user="gordan"]I didn't explain the context of S3 use in my future system. I'm awaiting for a delivery of Beyma TPL-150 which will be tested for upper mid channel, under either Raal Lazy or Fostex T825 tweeters. [/quote]I am not sure that I agr...

Read the Post in new Window Read the Post in Threaded view  Post #11: Interesting points by Jorge on 2011-07-03 
Browse the content of the threads in new Window  Thread: Ultimate MF compression driver? in Horn-Loaded Speakers  45 Replies 
It does sound like a shoping list, not my intention, I was mainly trying to address some points  3 mainly:1- You have stated before that the 2440 or 375 is a good sarting reference,  so I wanted to keep that comparison point.  thats why I went back t...

Read the Post in new Window Read the Post in Threaded view  Post #5: MF Compresion drivers by Jorge on 2011-07-03 
Browse the content of the threads in new Window  Thread: Ultimate MF compression driver? in Horn-Loaded Speakers  45 Replies 
This is something I have been at for the last few years, I have tried a few drivers, at the moment some of my favorite are the vintage RCA MI 1443,  yes filed coil and some funny cone diaphragm,  they are used from 500 hz to 5 khz with a Fostex T...

Read the Post in new Window Read the Post in Threaded view  Post #13: Some 2" alternatives by horny on 2008-01-31 
Browse the content of the threads in new Window  Thread: Open cell foam in horns and MF drivers in Horn-Loaded Speakers  40 Replies 
JBL 2441 also seems interesting candidate, perhaps "smoother" than 2440:Duke LeJeune of Audiokinesis recommends them as a "poor man`s TAD"Beyma CP755ND/AL 1.4"http://profesional.beyma.com/ENGLISH/pdf/descarga.php?pdf=CP755NdAL.pdfSome interesting alu...

Read the Post in new Window Read the Post in Threaded view  Post #102: Output Amplitude by Jorge on 2011-04-22 
Browse the content of the threads in new Window  Thread: Bye-Bye, Fane in Horn-Loaded Speakers  108 Replies 
That is the thing exactly,  my upperbass solution has the same output amplitude as the compression drivers I am using, IMHO resistrors are the devil in xovers,  they kill all sound.  Now the difference between 109 db and 110 db can be overcome with c...

Read the Post in new Window Read the Post in Threaded view  Post #103: Here and there.... by Romy the Cat on 2011-04-22 
Browse the content of the threads in new Window  Thread: Bye-Bye, Fane in Horn-Loaded Speakers  108 Replies 
[quote user="Jorge"]I am not using the S2 driver, I have been going the long way testing a bunch of different compression drivers.  Right now I am testing the TAD 2001,  I can say leaving it full range going all the way up, it develops a certain ...

Read the Post in new Window Read the Post in Threaded view  Post #3: Summary by Rewind on 2013-07-02 
Browse the content of the threads in new Window  Thread: A Frankenstein Macondo - Injection channel - trying it as op... in Horn-Loaded Speakers  14 Replies 
Thanks for the detailed answers. I will explain my setup.You are right about the dipole bass correction instead of the injection channel. Since I am waiting for both a subwoofer and the Fane Studio 8M and their horn, I am using the 12" as a b...

Read the Post in new Window Read the Post in Threaded view  Post #2: I think you misuse my terminology by Romy the Cat on 2013-07-02 
Browse the content of the threads in new Window  Thread: A Frankenstein Macondo - Injection channel - trying it as op... in Horn-Loaded Speakers  14 Replies 
[quote user="Rewind"]Hi, I am slowly building my own Macondo. I understand why the injection channel is there. It brings some kind of softness that the compression drivers lack. [/quote] OK, but it is not how I feel about the service of injection...

Read the Post in new Window Read the Post in Threaded view  Post #1: HELP on a Custom 3 Way Horn with Beyma TPL150 by vakman on 2019-12-25 
Browse the content of the threads in new Window  Thread: HELP on a Custom 3 Way Horn with Beyma TPL150 in Horn-Loaded Speakers  11 Replies 
Hi All,This is my 1st ever post, but extremely disappointed I never came across this site beforeHere is my current setup, for which I'm desperately seeking some help from fellow membersCabinet - Layered Birch Ply with curved sidesWoofers [93.67dB]- 2...

Read the Post in new Window Read the Post in Threaded view  Post #1: A Frankenstein Macondo - Injection channel - trying it as open baffle. by Rewind on 2013-07-02 
Browse the content of the threads in new Window  Thread: A Frankenstein Macondo - Injection channel - trying it as op... in Horn-Loaded Speakers  14 Replies 
Hi,I am slowly building my own Macondo. I understand why the injection channel is there. It brings some kind of softness that the compression drivers lack. I am using a 12" JBL midbass driver (~100dB sensitivity) in a 50L single driver Marshall cabin...

Read the Post in new Window Read the Post in Threaded view  Post #2: There is no way to generalize it is you care about sound. by Romy the Cat on 2009-11-04 
Browse the content of the threads in new Window  Thread: Le C'leach horn rear chamber volume in Horn-Loaded Speakers  3 Replies 
[quote user="js"]Could anyone please advise me as to the recommended rear chamber volume for a Le C'leach horn with a throat of 240cm2, mouth of 7089cm2, length of 47cm, cutoff of 160Hz, T of 0.8?  I'm thinking of using a Beyma 122Nd which has a sd o...

Read the Post in new Window Read the Post in Threaded view  Post #4: Forget the open-air T/S data. by Romy the Cat on 2009-11-04 
Browse the content of the threads in new Window  Thread: Le C'leach horn rear chamber volume in Horn-Loaded Speakers  3 Replies 
[quote user="js"]Thanks for the reply.  I'm using a Jabo KH-55 horn for hf/upper mid, so I think I'll have to experiment with different size chambers.  Beyma quote the volume displaced by the driver as 5.5 litres, so I'll start by trying a 9 litre (g...

Read the Post in new Window Read the Post in Threaded view  Post #28: Midrange clarification by horny on 2007-12-23 
Browse the content of the threads in new Window  Thread: Barn Conversion - James' Project in Horn-Loaded Speakers  28 Replies 
Thanks for your quick reply. I have been to assistance audio`s website, however was unable to find such model, but is possible they just disassembled the tweeter or whatever.This is really interesting news, about their violin reproduction, me too wou...

Read the Post in new Window Read the Post in Threaded view  Post #1: The "Nubianco" Horns by phil mundi on 2006-12-23 
Browse the content of the threads in new Window  Thread: The "Nubianco" Horns in Horn-Loaded Speakers  2 Replies 
The "Nubianco" Horns 2"inchStructure: 100% massif wood horns Dim.: H =29 cm, L =27,5 cm, Prof. =17,5 cm Troath: 2" (50mm) Driver recommandé: all of 2" inch drivers. (TAD, BEYMA...) Dispersion: 130° X 100° Fc. recommander: 700  hz Option horn ada...

Read the Post in new Window Read the Post in Threaded view  Post #3: Le C'leach horn by js on 2009-11-04 
Browse the content of the threads in new Window  Thread: Le C'leach horn rear chamber volume in Horn-Loaded Speakers  3 Replies 
Thanks for the reply.  I'm using a Jabo KH-55 horn for hf/upper mid, so I think I'll have to experiment with different size chambers.  Beyma quote the volume displaced by the driver as 5.5 litres, so I'll start by trying a 9 litre (gross volume) back...

Read the Post in new Window Read the Post in Threaded view  Post #16: Correctio by horny on 2008-01-31 
Browse the content of the threads in new Window  Thread: Open cell foam in horns and MF drivers in Horn-Loaded Speakers  40 Replies 
[quote user="horny"] be wrote: It does not use the secondary resonance of the suspension, as described by Duke LeJeune above for the TAD 4001-4002, to extend the response towards 20 kHz, but has a natural roll off from app. 15 kHz. [/quote]I am sorry...

Read the Post in new Window Read the Post in Threaded view  Post #1: Le C'leach horn rear chamber volume by js on 2009-11-04 
Browse the content of the threads in new Window  Thread: Le C'leach horn rear chamber volume in Horn-Loaded Speakers  3 Replies 
Hello!Could anyone please advise me as to the recommended rear chamber volume for a Le C'leach horn with a throat of 240cm2, mouth of 7089cm2, length of 47cm, cutoff of 160Hz, T of 0.8?  I'm thinking of using a Beyma 122Nd which has a sd of 530, Bl o...

Read the Post in new Window Read the Post in Threaded view  Post #27: Pro drivers by el`Ol on 2012-05-09 
Browse the content of the threads in new Window  Thread: High End 2012 in Germany in Audio News  36 Replies 
I wonder how far one could get to the traditional horn ideal (low-ranging compression driver plus some metal shimmer on top) with a BMS neodymium pure mid driver and a Celestion/Eighteensound/Beyma with aluminium diaphragm.BTW, something with berylli...

Read the Post in new Window Read the Post in Threaded view  Post #3: OK let's have a dedicated S3 thread by gordan on 2012-11-28 
Browse the content of the threads in new Window  Thread: S3 on tractrix 260 graph. in Horn-Loaded Speakers  4 Replies 
OK Romy, I agree this should stay here, especially that I will probably have more observations to come as from the late January. I didn't explain the context of S3 use in my future system. I'm awaiting for a delivery of Beyma TPL-150 which will be ...

Read the Post in new Window Read the Post in Threaded view  Post #18: What I need is a horn architect by noviygera on 2011-10-25 
Browse the content of the threads in new Window  Thread: Midbass impedance bumps -- why and what to do? in Horn-Loaded Speakers  18 Replies 
I understand that "nothing changed in the horn dimensions if you go from between 10" and 12" driver". You are referring to the horn mouth I assume. Do you have a idea what compression ratio is good to have for upper base horn? It seems that 2:1 is ta...

Read the Post in new Window Read the Post in Threaded view  Post #5: Horning updates? by RonyWeissman on 2012-04-23 
Browse the content of the threads in new Window  Thread: Hørning prøblems. in Audio Discussions  5 Replies 
Romy,I am very interested in this thread as I have heard the latest version of the speaker "eufrodite mk IV" . I do not think any of your objections would be changed by the latest version as he is now using push-pull array of beyma 8" drivers up to 2...

Read the Post in new Window Read the Post in Threaded view  Post #10: interesting modifications by drdna on 2007-08-24 
Browse the content of the threads in new Window  Thread: World's Finest Sounding Audio Room in Audio Discussions  16 Replies 
When I have heard the K-horns, they sound kind of soft and warm, making pleasant "old fashioned" vacuum tubey sounds.  I am just guessing here, but the Beyma speakers have a very forward punchy sound much liked in professional monitors and car a...

Read the Post in new Window Read the Post in Threaded view  Post #3: Nothing budget about budget… by Romy the Cat on 2005-11-18 
Browse the content of the threads in new Window  Thread: Lower cost horn loaded alternative setup? in Horn-Loaded Speakers  18 Replies 
[quote user="CO"] Ive been building and improving my own speakers the last few years and at this point i'm thinking a fully horn loaded setup ( 3 way + sub ) is the best route to take to get a speaker capable of  faithfully reproducing the elect...

Read the Post in new Window Read the Post in Threaded view  Post #6: Re: Uncoherent thoughts about IDEAL horn systems... by MochaMike on 2005-12-11 
Browse the content of the threads in new Window  Thread: The IDEAL horn system in Horn-Loaded Speakers  27 Replies 
You have identified the tricky parts -the transistion between the front and back horn as well as the throat  of the front tractrix horn.  A one to one throat with the front horn works best with my coaxials and a short 1.25" straight 'ring' ...

Read the Post in new Window Read the Post in Threaded view  Post #4: The house looks superior to the horn by Gregm on 2007-03-16 
Browse the content of the threads in new Window  Thread: Klangfilm: actual knowledge is better then fetish imaginatio... in Horn-Loaded Speakers  18 Replies 
There is a picture of a bbq thingy -- at first sight I was confused thinking it was downward & upward facing horns...:)[quote user="Romy the Cat"] The Japanese Christopher Witmer posted at the Sewers some finny pictures of another Klangfilm “in...

Read the Post in new Window Read the Post in Threaded view  Post #25: Stretching it by Gregm on 2008-04-25 
Browse the content of the threads in new Window  Thread: The loudspeakers for a powerful SET in Audio Discussions  48 Replies 
Paul -- I used 1st order & bandpass on the Beyma. I think that 2nd on the Lowther would have been better.I set out to try and extend one "way" from the end of a wide-range drive unit, downwards. This I found to be well nigh impossible -- perhaps ...

Read the Post in new Window Read the Post in Threaded view  Post #1: Eighteen Sound ND1460A compression driver & 8M400 8” midrange by horny on 2008-08-02 
Browse the content of the threads in new Window  Thread: Eighteen Sound ND1460A compression driver & 8M400 8” mid... in Horn-Loaded Speakers  1 Replies 
For those seeking some decent compression drivers that don`t cost fortune, I can suggest to try the Eighteen Sound ND1460A compression driver. It has aluminum dome and polyester suspension and 1,4 inch exit throat. Does it sound like S2 ? Probably no...

Read the Post in new Window Read the Post in Threaded view  Post #80: Fane specs according to Fane. by oxric on 2011-04-12 
Browse the content of the threads in new Window  Thread: Bye-Bye, Fane in Horn-Loaded Speakers  108 Replies 
[quote user="Jorge"]I have seen Beyma rewrite their specs when they redo a driver and even add a letter to the driver for that change,  even if it is the same driver.Now I have seen variable FS responses form different drivers of the same model also....
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