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Site News: 16 Jan 2026
That old bug returned. Sometimes creation of new threat not going to work.  The replies still work. 
I will fix it soon.
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Romy the Cat's personal site dedicated to advanced audio and evolved music reproduction techniques
Thread WITH the new posts.

Legends: "Week" - last week posts, "Bold" - entered last 48 hours.
Midbass Horns and Real Estate. 6020 
Room to Romy 6020 
Underground mid-bass horn and the inverted alternative 6019 
Midbass options to consider. 6019 
But what will the neighbors think? 6019 
Horns and R&E ready to go…. 6019 
Dualing bass 6019 
Midbass hors vs. flooding subwoofers - very different game. 6019 
To Do It Right? 6019 
This search might be complicated 6019 
The Mendelsohn approach. 6018 
A pool of ideas for now…. 6018 
The big D 6018 
Raising the roof 6018 
A vertical midbass horn and environment 6018 
Brownstones? 6018 
Suburban home additions for horns 6018 
Ceiling horn ups and downsides 6017 
The real-state U-turn? 6017 
Side-stepping legal issues with added on room 6017 
About the Rogero’s or Johan Dreyer’s approach. 6015 
Playing with Johan Dreyer’s idea further. 6015 
Eh, stupid! 6015 
And sometimes I feel so blew that I do not what anything. 6014 
Another renderation of Rogero’s or Johan Dreyer’s idea 6014 
About time alignment in mid bass horns 6013 
The time alignment scenarios. 6013 
Getting on with it, while keeping options open 6013 
More Ideas 6013 
Looks like a good solution 6013 
My stupid wet dreams. How little a man need…. 6013 
A proper commercial midbass horn, sort of.... 6010 
Ok, I've found a great home for my left 20Hz bass horn! 6009 
Consider 6008 
People who do general contracting….. 6008 
The throat considerations. 6008 
Make your own 6008 
I would like to use my 15-incher, the question is HOW? 6008 
Circumferential phasing plug problems 6008 
....puzzled with your response.... 6008 
The Great Unknown 6008 
Fourier transform tells the story 6007 
Midbass Adjustable Horn 6007 
My take about midbass and phase plug. 6007 
The interchangeable backs for midbass? I do not know… 6007 
The "Hanging" inverted Midbass J-horn. 6007 
The midbass Pipeline Conversion horn??? 6005 
Straight / J Horn - Why? 6005 
RE: Straight / J Horn – Why? 6005 
Time alignment is a real problem with this kind of horns 6005 
Two Mouths 6005 
More ideas and drawbacks 6005 
How does 40 hz to 200 hz sound like 6005 
40Hz - 200Hz and GLARE... 6005 
The CNCing? Interesting… 6004 
Layered construction horn 6004 
CNC Snail Horn 6004 
The construction techniques – that will be the last. 6004 
Time alignment how? 6000 
The ceilings height 5995 
High ceilings 5995 
Shortening a High Room 5995 
Using of the “High ceilings” 5994 
Some roomy links 5994 
Sand damping topologies. 5993 
Tubed sand 5993 
Sandbag damping 5993 
A considerable amount of sand pressure. 5993 
Automobile solutions 5993 
Auto Former 5992 
The corner loading. 5991 
A sort of ridicules bass idea but let see… 5989 
6m Basshorn 5989 
Another basement horn. 5989 
Early firing Midbass horn 5989 
Framed, Raised Floors 5989 
Can a bad floor be cured by gain/power? 5988 
It Is Do-able 5988 
The ALE Acoustic midbass solution vs. right 15-incher 5987 
Concrete rooms of hellsound 5987 
CH Audio Design 5986 
I do not understand what CH Audio does. 5986 
Japanese Cone Suspensions. 5985 
YL1250 - very interesting! 5985 
Bass drivers to the end.........of physycs? 5985 
The drivers for midbass and…. the mistakes. 5984 
Ah, mystery & suspense 5984 
Was it worth it? 5984 
Havering on... 5983 
Main floor pre-load 5982 
About the Macondo-like systems room dialing. 5982 
Yeah; That's the Ticket 5982 
Concrete horn example 5981 
Options, options, options… 5981 
About the Maturation Shields ™ 5981 
Giant litter box 5980 
Sand and Sinagogues 5980 
How to know that floor is the problem? 5980 
Tossing Off a Couple 5980 
The external horns construction ideas 5979 
In The Swim (and School Fees) 5979 
13-step program 5979 
Big horn materials 5978 
Ignore CH AUDIO ? 5970 
Another place to pee? 5970 
Ignore, Ignore, Ignore 5970 
The Afghan Camels 5970 
Boundaries as an extension of the horn flare. 5970 
Discretion 5970 
…. Ignore the company's claim of using the ceiling and adjacent walls as extensions of the horn flare. 5970 
Considered as a solution for fitting a large bass horn in a normal-size living space, 5970 
A small dedicated room - the build history. 5968 
Cost/Benefit 5968 
The perfect built room. 5968 
Shape vs Construction 5968 
The harcore approach 5963 
Another setup with ceiling horns 5962 
Another large horn example 5941 
A first interesting find. 5932 
Steamships vs. Icebergs 5932 
The absolute minimum dimensions and the 'new' attic ideas. 5931 
Condensation issue's in Boston 5931 
An active thermo-stabilized blanket around back chamber? 5931 
Costs, Expectations and Open Space 5931 
Demise of the r2000 home 5931 
External 15” into 4’x6’ from Audio 1954 5872 
Romy, you can stop searching 5837 
I see nothing to be overwhelmed… 5837 
On a more serious note 5837 
By "Careful Arrangement" 5837 
My troubles with direct radiators 5837 
The first interesting arrangement 5836 
Loading Zone 5836 
An interesting room-loading post 5836 
Will the Cat become an “industry professional”? 5836 
The tremendous opportunity. 5835 
Aim direct radiators at ears 5835 
Why call it "Battle Road" 5835 
The second American Revolution? 5835 
Atmospheric Pressure vs Tonal Pressure 5835 
The same problem here 5834 
The suspended floor treatment – some questions. 5834 
Bang for the Buck Approaches 5834 
It was fairly simple in my case 5834 
I used planks of wood 5834 
To seal or not to seal? 5833 
The midbass horn: the first uppercut from real-estate. 5833 
I didn't have to seal 5833 
Proper structure stiffening 5833 
What did you find? 5833 
Roger, the Sistering 5833 
I wish it were easier… 5832 
Dig in your heals & make them fit 5832 
I hope I do not need to do for the alternative option 5832 
…. certain value beyond its purchase price. 5832 
It's not so bad really. 5832 
I hope it would all work out. 5832 
Words vs. Pictures 5832 
Here is where the horns advantages bite my by my tail. 5832 
Too soon now. 5832 
Reframing Attic Ceiling 5831 
Vibration induced resonances 5831 
This is an interesting one. 5831 
What would be interesting in this room… 5831 
Decoupling the Horns and Horn Hell 5831 
Bagel Sandwich Roof horn 5831 
Tapped Out 5831 
How about silent blocks? 5831 
Well TH... 5831 
Differential Movement 5831 
Gain and bass 5830 
I do not see a lot of interesting solution out there. 5830 
My olde listening room. 5829 
Keep ye olde room! 5829 
Fair Warning 5829 
Who know how it will go. 5829 
Progress 5829 
Wise Warning 5829 
Moving, remodeling, building, etc…. 5828 
Attic horns: L/R Separation 5827 
The Monofication of the midbass 5827 
The corrected room size. 5827 
What impact do open spaces have? 5827 
The "escape" areas of our listening rooms. 5827 
Some idea of what will happen 5826 
Why did you choose such nearfield position? 5826 
The “secret” that no one would tell you… 5826 
I still will be trying to get the same nearfield setting... 5826 
My five cents 5825 
The long wall, wide angle. Just-continue configuration 5825 
Work in progress, on the right path 5825 
When I am in town next 5825 
Some lessons from Magico Ultima installation. 5824 
I have a miniature of this room 5824 
Another room case study. 5824 
Sometimes too wide speakers drain tonal density 5824 
Speakers angle vs. tonal density. 5824 
Agree on what you say wrt tonal density 5823 
To hide or not to hide. 5819 
Hot, Cold, Wet, Dry 5819 
Dealing with first reflections, in natural way. 5807 
Midbass Horns And Real Estate 5806 
Custom building work and mathematical constructions? 5804 
"Boston, you can have it." 5803 
Mid-bass horn: Room loading/augmenting 5800 
The all is not so simple. 5800 
Some clarification 5800 
Debugging the upperbass 5800 
Preparing for upper-bass sweeps 5800 
Riding the horn… 5800 
The Playback’s last weekend, the Freudian motives. 5797 
Mike Malinowski’s room journey 5792 
Ok, I think my R&E project is over. 5784 
A possible Midbass horn? 5739 
A possible Midbass horn project? 5739 
Might not look like a living room anymore... 5739 
The Real Estate tunes... 5420 
Be my guest.... 25 days left. 4575 
An interesting project 4271 
Another interesting project 4261 
More here 4260 
ALE, Beryllium. 3787 
Images. 3750 
GOTO horns. 3750 
Horn Mouth. 3745 
About 41Hz 3745 
Thanks. 3745 
It is not difficult 3744 
Just right now! 3744 
I might not be the best person to ask... 3744 
Got it. 3744 
5" and 6" 3660 
These bass compression drivers. 3660 
Now I got. 3660 
Specs. 3660 
Those bass drivers .... 3659 
I am not willing to make them myself. 3659 
"Cost" 3650 
I had got it. 3648 
Hearsay 3647 
Does anyone know about this German company that of... 3352 
Using Exotic LF CDs for Bass 3352 
80Hz compression driver. 3351 
Compression drivers are copies of western Electric... 3351 
I do not think so. 3351 
Could be interesting though... 3351 
ALE Loudspeakers. 3310 
Just a youtube video... 3180 
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