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Read the Post in new Window Read the Post in Threaded view  Post #8: Drivers, drivers, drivers…. by Romy the Cat on 2006-12-18 
Browse the content of the threads in new Window  Thread: The most promising “best” commercial speaker in Horn-Loaded Speakers  231 Replies 
It is interesting… complaining about the fact that the “promising to be claver” Cessaro Horn using the TAD drivers (still it is not completely known as they said that that MD driver cost €4000) I asked myself: what else they might use?  Really, ...

Read the Post in new Window Read the Post in Threaded view  Post #1: Problems with horns: mid-range drivers by Romy the Cat on 2004-07-13 
Browse the content of the threads in new Window  Thread: Problems with horns: mid-range drivers in Horn-Loaded Speakers  0 Replies 
If you know how in some optical systems imagery get destroyed when an aperture getting closed to F64 or even smaller, then you understand what happens in compression driver when frequency get higher and spaces smaller. Yes, the proximity of wavelengt...

Read the Post in new Window Read the Post in Threaded view  Post #18: GOTO's price politic as GOTO primary deterrence. by Romy the Cat on 2007-12-11 
Browse the content of the threads in new Window  Thread: Eventually - a reasonable midbass horn from GOTO in Horn-Loaded Speakers  97 Replies 
I would like to make a few comments about the entire idea of those expensive Japanese compression drivers: GOTO, ALE and alike. I have voiced the near-similar outlook about the irrational exuberance that some audio people express about electromagnet ...

Read the Post in new Window Read the Post in Threaded view  Post #68: Let to be rational about “home driver" vs. “pro drivers”. by Romy the Cat on 2009-08-31 
Browse the content of the threads in new Window  Thread: ... again on GOTO Unit drivers... in Horn-Loaded Speakers  108 Replies 
I would discard the first part of your post. It is it truly irrelevant what Germans, French, Japanese or Brits were buying and what particular brand and in what time they consider as “fashionable”. It is know that Ebay or Akibahara popularity has...

Read the Post in new Window Read the Post in Threaded view  Post #2: The state of High-Efficiency: drivers. by Romy the Cat on 2009-03-03 
Browse the content of the threads in new Window  Thread: The state of High-Efficiency Loudspeakers. in Horn-Loaded Speakers  6 Replies 
Well, whatever you do with your loudspeakers of with you whole playback system is kind of irrelevant if your drivers are not right. In my view the drivers are the very much heart of playback but in case of High-Efficiency and particularly horn-loaded...

Read the Post in new Window Read the Post in Threaded view  Post #11: A sober view on Cogent True-to-Life Sound. by Romy the Cat on 2006-11-04 
Browse the content of the threads in new Window  Thread: Satisfying result: the RMAF Show + Cogent in Horn-Loaded Speakers  24 Replies 
Well, when we are talking about Cogent we need clearly differentiate two things: the Cogent’s drivers and the Cogent’s installation. The problem is that since Cogent’s drivers are something so called “compression drivers” then their performance might...

Read the Post in new Window Read the Post in Threaded view  Post #1: About cost of electromagnetic drivers. by Romy the Cat on 2007-07-08 
Browse the content of the threads in new Window  Thread: About cost of electromagnetic drivers. in Horn-Loaded Speakers  0 Replies 
The subject of electromagnetic, or as they called field-coil drivers, popped up at my site numerous times. (Look as it list of related threats). The advances or shortcomings of electromagnetic drivers are arguable, I have my vision, but it is not the...

Read the Post in new Window Read the Post in Threaded view  Post #71: Come on, get a perspective. by Romy the Cat on 2011-04-10 
Browse the content of the threads in new Window  Thread: Bye-Bye, Fane in Horn-Loaded Speakers  108 Replies 
[quote user="oxric"]Romy's comments, not coming from someone who has insider knowledge as to the manufacturing of these drivers, must be taken with a healthy pinch of salt. Why he seems so opposed to these drivers which are not even that expensiv...

Read the Post in new Window Read the Post in Threaded view  Post #21: Do your own experiments. by Romy the Cat on 2011-09-24 
Browse the content of the threads in new Window  Thread: Constructing LF modules to the limits in Audio Discussions  54 Replies 
[quote user="oxric"] I have always felt that if I went for a vertical array of 10" drivers, I would keep the drivers closer spaced than you do in your 'Dunlavy' made enclosure. Based on the 110" height of the tower, I see that you would be doing this...

Read the Post in new Window Read the Post in Threaded view  Post #96: Some unconfirmed story of Japanese driver manufactures. by Romy the Cat on 2010-09-23 
Browse the content of the threads in new Window  Thread: ... again on GOTO Unit drivers... in Horn-Loaded Speakers  108 Replies 
I was slowly looking for a compression driver that would go in my Fundamental Chanel down to 200Hz. The YL Acoustic 550N attracted my attention. Then I realized that it is the narrow throat type of the drivers, aka WE555, not exactly that I would...

Read the Post in new Window Read the Post in Threaded view  Post #29: The vintage vs. contemporary compression driver. by Romy the Cat on 2007-12-23 
Browse the content of the threads in new Window  Thread: Barn Conversion - James' Project in Horn-Loaded Speakers  28 Replies 
[quote user="horny"]… me too would like to achieve as good as possible violin reproduction without spending a fortune on exotic or vintage drivers.[/quote] I have voiced my frustrations about many contemporary compression drivers. People who manufac...

Read the Post in new Window Read the Post in Threaded view  Post #39: I truly hate Accutons. by Romy the Cat on 2011-09-26 
Browse the content of the threads in new Window  Thread: Constructing LF modules to the limits in Audio Discussions  54 Replies 
[quote user="el`Ol"]A $$$ solution for a bass array that comes into my mind are the sandwich cone drivers from Accuton.Monstrous neodymium magnet, underhung voice coil (for low flux modulation).Very low Fs.Relatively low QMS for use in sealed enclosu...

Read the Post in new Window Read the Post in Threaded view  Post #34: Cinema/PA type drivers by Paul S on 2013-03-12 
Browse the content of the threads in new Window  Thread: Exceptional loudspeakers drivers in Audio Discussions  34 Replies 
Not to dismiss the matter of the (non) existence of the FC L405, since I have not seen one, and I do not know (or care) about this...Regarding the "applications" for the cinema/PA-type drivers, broadly speaking, these drivers were/are "purpose built"...

Read the Post in new Window Read the Post in Threaded view  Post #8: Drivers, drivers, drivers…. by Romy the Cat on 2006-12-18 
Browse the content of the threads in new Window  Thread: The most promising “best” commercial speaker in Horn-Loaded Speakers  231 Replies 
It is interesting… complaining about the fact that the “promising to be claver” Cessaro Horn using the TAD drivers (still it is not completely known as they said that that MD driver cost €4000) I asked myself: what else they might use?  Really, ...

Read the Post in new Window Read the Post in Threaded view  Post #42: It is not what important. by Romy the Cat on 2013-06-30 
Browse the content of the threads in new Window  Thread: Canadian Speaker Proposal in Horn-Loaded Speakers  56 Replies 
[quote user="de charlus"]Ok, understood, at least somewhat. Are you suggesting that the S2 operates at the frequencies between 1000hz and 3.6khz? I am not insisting upon using the driver at the frequencies that I was initially suggesting; far fro...

Read the Post in new Window Read the Post in Threaded view  Post #1: An Interview With Dr. Bruce Edgar by Romy the Cat on 2007-07-10 
Browse the content of the threads in new Window  Thread: An Interview With Dr. Bruce Edgar in Horn-Loaded Speakers  0 Replies 
The Other End of the Single End: Modern Horns Done With Flare An Interview With Dr. Bruce Edgarby Dave Glackin, printed in POSITIVE FEEDBACK. 1996 Dave Glackin interviewed Dr. Bruce Edgar in his home, prior to the 1996 WCES. A follow-up on the speak...

Read the Post in new Window Read the Post in Threaded view  Post #10: Time alignment of drivers and crossover slopes by noviygera on 2010-08-23 
Browse the content of the threads in new Window  Thread: Time alignment of drivers in Horn-Loaded Speakers  16 Replies 
I think clearing this up this may be of benefit to other users who are building multi-way horns. Let's say I've got two horns mounted on a frame. There's a high horn above and a mid horn below and they are physically time aligned, meaning th...

Read the Post in new Window Read the Post in Threaded view  Post #1: French Horns/drivers shootout (oops! S2 came last) by oxric on 2010-12-07 
Browse the content of the threads in new Window  Thread: French Horns/drivers shootout (oops! S2 came last) in Horn-Loaded Speakers  7 Replies 
Romy:I think you may find the link and the shoot-out, of limited value as they are, of interest. The S2 did not fare well at all, not surprising really, given its idiosyncrasies and how difficult it is to get anything remotely acceptable out of it. h...

Read the Post in new Window Read the Post in Threaded view  Post #97: Copression drivers Multiamping with gainclones? by Romy the Cat on 2011-03-07 
Browse the content of the threads in new Window  Thread: ... again on GOTO Unit drivers... in Horn-Loaded Speakers  108 Replies 
I read at twogoodears’ blog that he is considering changing his Class A SS amp gainclone Multiamping: http://twogoodears.blogspot.com/2011/03/multiamping-hell-or-heaven.html Interning direction to do, I wonder why he feels a need ...

Read the Post in new Window Read the Post in Threaded view  Post #1: Vitavox and Goodmans Bass drivers Some advice on buying these please. by Tubebuilder on 2011-04-10 
Browse the content of the threads in new Window  Thread: Vitavox and Goodmans Bass drivers Some advice on buying thes... in Horn-Loaded Speakers  6 Replies 
             Gday was thinking about buying these for a mid bass horn or may be a bass horn one day. There in terrible condition other then I think they have two real vitavox cones in them even though one has been replaced. Note the crack also. But t...

Read the Post in new Window Read the Post in Threaded view  Post #82: Fane confirms drivers are available in 16 ohms or 8 ohms by oxric on 2011-04-13 
Browse the content of the threads in new Window  Thread: Bye-Bye, Fane in Horn-Loaded Speakers  108 Replies 
Hello everyone,I have excellent news from Fane. After checking their old stock, they have now found and have confirmed that they have sufficient old stock of the 8 ohms or 16 ohms voice coils to offer everyone ordering a choice of 8 or 16 ohms.Qu...

Read the Post in new Window Read the Post in Threaded view  Post #2: Cutting Lathes (etc.) vs Speaker Drivers by Paul S on 2024-10-20 
Browse the content of the threads in new Window  Thread: Hans Deutsch active acoustic resonators in Audio News  2 Replies 
There are plenty of examples of feedback that seems to "work", from record cutting lathes to player pianos. Why have I never heard musical LF from a servo design? Not kidding here, I actually want to know if I missed something.I think there is always...

Read the Post in new Window Read the Post in Threaded view  Post #7: Re: Center your drivers, boys. by cv on 2005-04-15 
Browse the content of the threads in new Window  Thread: An ultimate horn profile? in Horn-Loaded Speakers  9 Replies 
Very good point - I will direct Martin's attention to this. Visually, it looks like he did an excellent job on the 340 Hz horns, and the 160Hz horns will be rolled off at 1k anyway but nonetheless, will see what he reckons. Actually, no need - I just...

Read the Post in new Window Read the Post in Threaded view  Post #1: Compression drivers saga by Romy the Cat on 2005-04-16 
Browse the content of the threads in new Window  Thread: Compression drivers saga in Horn-Loaded Speakers  2 Replies 
John Hasquin showed up a couple days ago and suggested that many of modern compression driver manufacturers design thier products to get the "best" publishable parameters while completely disregarding any basic horn design rules and actual sound resu...

Read the Post in new Window Read the Post in Threaded view  Post #9: Re: Yellow drivers by hagtech on 2006-07-21 
Browse the content of the threads in new Window  Thread: Earl Geddes: Horny Book in Horn-Loaded Speakers  10 Replies 
Well, I'm hoping the Azzolinas have something going for them.  After all, it's not about theory but results.  They came recommended as decent, so I invited them to be in my RMAF06 room.  Yeah, I committed myself unheard, unseen.  ...

Read the Post in new Window Read the Post in Threaded view  Post #2: Aligning drivers vs shifting one's head by jessie.dazzle on 2010-08-17 
Browse the content of the threads in new Window  Thread: Time alignment of drivers in Horn-Loaded Speakers  16 Replies 
Try thinking about it like this: Moving your ears 1/2" closer to all drivers in the system is not the same as moving a single driver 1/2" closer to your ears.jd*...

Read the Post in new Window Read the Post in Threaded view  Post #108: Drivers from scratch by morespeakers2 on 2013-02-03 
Browse the content of the threads in new Window  Thread: Vitavox’s S2 Survival Guide. in Horn-Loaded Speakers  123 Replies 
Romy,I half expected some kind of whipping from you which I fully welcome. I am guessing some of it is to see if I buckle and get all weepy under a critical look at my statements but hopefully you are just trying to possibly get me to clarify my obje...

Read the Post in new Window Read the Post in Threaded view  Post #17: Getting better sounding "lower knee" out of compression driv... by haralanov on 2014-01-24 
Browse the content of the threads in new Window  Thread: JBL 2226 2445 2405 3-way and a path forward in Horn-Loaded Speakers  27 Replies 
[quote user="Romy the Cat"]I was very slightly open the back chamber of the driver that gave to me some ease at lower knee.[/quote]Congratulations you have found and use this principle, otherwise the back chamber acts like pneumatic brake for the low...

Read the Post in new Window Read the Post in Threaded view  Post #36: Right drivers first by Murataltuev on 2015-08-17 
Browse the content of the threads in new Window  Thread: Another time aligned 5-way horn project in Horn-Loaded Speakers  189 Replies 
[quote user="Romy the Cat"]Do not worry, you won’t be happy with your new speakers as well. It is a little dirty secret that no one told you yet: speakers do not give happiness. [/quote]In my case only speakers can give me happiness, because with e...

Read the Post in new Window Read the Post in Threaded view  Post #82: Other drivers: TAD or Vitavox by Murataltuev on 2015-09-14 
Browse the content of the threads in new Window  Thread: Another time aligned 5-way horn project in Horn-Loaded Speakers  189 Replies 
[quote user="Jorge"]I tend to like drivers with plastic suspension. Radian makes retrofit diaphragms for JBL with plastic suspension, maybe they will help you achieve the tone you are looking for. Extensions are easy to machine out of aluminum, eve...
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