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Read the Post in new Window Read the Post in Threaded view  Post #4: Altec 3000H by ayebee on 2005-06-30 
Browse the content of the threads in new Window  Thread: The Multicells HF Horns. in Horn-Loaded Speakers  9 Replies 
Hi!You are probably familiar with this one... It's the closest to a multi-cell tweeter (well, maybe because it actually IS a multi-cell tweeter, but only 6 cells) I've ever seen...picture of Altec 3000hRegards,Anders Boman...

Read the Post in new Window Read the Post in Threaded view  Post #10: Construction plans of Altec 1505 by be.audiophil on 2007-12-11 
Browse the content of the threads in new Window  Thread: The Multicells HF Horns. in Horn-Loaded Speakers  9 Replies 
HI, Dietmar from Germany uses a diy multicellular horn for his JBL 077-tweeter http://chaudioroom.com/Photos/CH1505%20Dietmar-6m.jpg By the way, i´m searching construction plans of Altec 1505, 805 or 1005 for a complete DIY project. Any suggestions? ...

Read the Post in new Window Read the Post in Threaded view  Post #8: In a way it is boring by Wojtek on 2008-03-29 
Browse the content of the threads in new Window  Thread: Shindo Latour in Horn-Loaded Speakers  8 Replies 
What's there to speculate about ?? Speakers are rare  and expensive and the principle is old JBL altec 19 solution. It is 100dB efficient probably from 80hz up .Whats the purpose of your post ??Did you hear them or looking for encouragement to b...

Read the Post in new Window Read the Post in Threaded view  Post #29: Thanks wojtek by mumford on 2008-07-13 
Browse the content of the threads in new Window  Thread: 60hz, GPA-515-8ghp horn... in Horn-Loaded Speakers  32 Replies 
[quote user="Wojtek"]I use regular Lowther DX4 (ENABLED) . I don't think the 250-400 is stellar and  I'm still waiting for the extension to try small throat for lower midrange (2,75") (B&C 8P21E driver) for 200-1000Hz .[/quote]Look...

Read the Post in new Window Read the Post in Threaded view  Post #3: Exceptional loudspeakers drivers: 15-inchers by Romy the Cat on 2006-06-15 
Browse the content of the threads in new Window  Thread: Exceptional loudspeakers drivers in Audio Discussions  34 Replies 
The exceptional 15-inchers would be two fitted in two categories: the bass 15-inchers and wide-range 15-inchers. It is imposable to think about the exceptional and wide -range 15-inchers and do not mention the 1946 -1973 production of the Tannoy Dual...

Read the Post in new Window Read the Post in Threaded view  Post #4: RE: sound reproduction in general... by Romy the Cat on 2005-10-27 
Browse the content of the threads in new Window  Thread: What drives good sound? in Audio Discussions  6 Replies 
[quote user="MusicLover"] Higher even order distortion sounds richer and makes the sound "more live" to most people. YOu can get that anywhere in the signal chain. [/quote] I know about it but it is NOT a reverse statement. It is very frequently tha...

Read the Post in new Window Read the Post in Threaded view  Post #18: Melquiades amp by Dominik on 2009-05-23 
Browse the content of the threads in new Window  Thread: Bias help in Melquiades Amplifier  96 Replies 
Hi,I try to find some set amplifier for my system, with one is not horn system (in futhure it will by)right now It is:Open baffle:Rall 5khz-30khzlowther pm5 1khz-5khzaltec biflex lowpass at around 1-2 KHz No HipassAK151 in infinite baffle Lopass at 2...

Read the Post in new Window Read the Post in Threaded view  Post #36: Crossover crossover rover by Bud on 2011-12-30 
Browse the content of the threads in new Window  Thread: Crossover Design in Audio Discussions  69 Replies 
You need to find an individual who can design series crossovers. Both JBL and Altec used these, because they sounded best. You will need to look for an individual near where you live because they will have to test the drivers as the design progresses...

Read the Post in new Window Read the Post in Threaded view  Post #3: 21S by mats on 2016-02-25 
Browse the content of the threads in new Window  Thread: Altec Lansing model 19 conundrum in Horn-Loaded Speakers  2 Replies 
Have you read the thread on Altec 19 becoming 21S?http://www.goodsoundclub.com/Forums/ShowPost.aspx?PageIndex=1&postID=13135#13135The Opera room thread is also relevant.  To answer your immediate question, an EV T350 with a small enough cap can s...

Read the Post in new Window Read the Post in Threaded view  Post #1: Multicellular horns by noviygera on 2019-07-23 
Browse the content of the threads in new Window  Thread: Multicellular horns in Horn-Loaded Speakers  8 Replies 
I have been intrigued by the Altec or similar Multicellular horns for a while. At least, in the midrange application of 500hz - 5K they look very interesting. I doubt of their high frequency capabilities but for midrange duty with a suitable 2" drive...

Read the Post in new Window Read the Post in Threaded view  Post #3: Swedish Audio Book by Thirty Hertz on 2011-01-18 
Browse the content of the threads in new Window  Thread: Hungarian folded horn in Horn-Loaded Speakers  2 Replies 
I found the book through the Swedish Library System via an inter-library exchange with the Seattle library. It's what I expected of a book written back then, except it is not peppered with photographs of ALTEC and Jensen stuff....

Read the Post in new Window Read the Post in Threaded view  Post #1: 4-sale items by RonyWeissman on 2012-05-29 
Browse the content of the threads in new Window  Thread: 4-sale items in Horn-Loaded Speakers  2 Replies 
Hi,If anyone is interested I am selling :- Vitavox S-2 pair, excellent condition, Professional cleaned and magnets recharged- Altec 515-8G pair, also good condition- EV T-350 pair 8ohm, good condition alsoShoot me an e-mail for pictures and prices.  ...

Read the Post in new Window Read the Post in Threaded view  Post #207: Steps rather by Wojtek on 2010-08-29 
Browse the content of the threads in new Window  Thread: Macondo’s Midbass Project – the grown up time. in Horn-Loaded Speakers  455 Replies 
so you can access the top ?? And on the side 15" Altec 803A (hard suspension ) is a very nice wet and soft sounding midbass driver.Regards, W...

Read the Post in new Window Read the Post in Threaded view  Post #32: Bas time align by Dominik on 2010-10-08 
Browse the content of the threads in new Window  Thread: Altec Model 19 in Boston. in Horn-Loaded Speakers  61 Replies 
[quote user="Romy the Cat"I have a very clear idea what kind elements I might be using in there and the whole Cetla Ledom ides is very much cleared to me. There are just two subjects that I do not know at this point: time delay for bass channel Can Y...

Read the Post in new Window Read the Post in Threaded view  Post #1: Tweeters for Altec 420y Biflex by MartinV56 on 2009-02-20 
Browse the content of the threads in new Window  Thread: Tweeters for Altec 420y Biflex in Horn-Loaded Speakers  2 Replies 
Hi, My first post, thanks, Hello to all the members of this forum, I have old cabins altec, the reference is 870B Speaker System, Serial 892, Number 391916, AL75. The woofer is 420Y Biflex. 15"Specifications http://www.lansingheritage.org/ht...

Read the Post in new Window Read the Post in Threaded view  Post #39: Circumferential phasing plug problems by JLH on 2009-08-07 
Browse the content of the threads in new Window  Thread: Midbass Horns and Real Estate. in Horn-Loaded Speakers  247 Replies 
I understand your position on compression and not wanting to screw up the tone. The Community M4 driver is the perfect example of how NOT to build a 4” exit compression driver. First, the cone/dome material is garbage. Neither the sandwiched aluminum...

Read the Post in new Window Read the Post in Threaded view  Post #67: Dot, dot, dot... maybe's more honest... by twogoodears 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 agree the "period" closing needs more words, Roman.The P.A. horns/drivers were mounted in stadiums, convention centers, maxonic halls, cinemas, theaters, everywhere was needed a broad music or speech dispersion, trouble free operation and high S.P....

Read the Post in new Window Read the Post in Threaded view  Post #4: Field-coils vs. permanent magnets by twogoodears on 2009-09-01 
Browse the content of the threads in new Window  Thread: The African compression electromagnet drivers? in Horn-Loaded Speakers  42 Replies 
Unfortunately I cannot reply to your question, Roman, as I purchased from herr Von Langa a N.O.S. pair of Altec 416-8B 15" woofers.BTW: while in Berlin, last May, Frank Schroeder performed an interesting, provoking "blind-test" using '50s and '60 Tel...

Read the Post in new Window Read the Post in Threaded view  Post #1: Playing bad recordings using the "B" system. by Romy the Cat on 2011-09-14 
Browse the content of the threads in new Window  Thread: Playing bad recordings using the "B" system. in Playback Listening  1 Replies 
I always advocate that a civilized audio-practicing person must have one playback. I very much did not like the Morons who have multiple duplicating amplifier, speakers and multiple listening rooms. For sure they all produce slightly different fl...

Read the Post in new Window Read the Post in Threaded view  Post #1: Vitavox ak151 in klipschorn by angeloitacare-idiot on 2006-09-20 
Browse the content of the threads in new Window  Thread: Vitavox ak151 in klipschorn in Horn-Loaded Speakers  1 Replies 
Romy reading in your site, i got interested in the vitavox ak151. do u have an idea, if it would sound considerably better in a cornerhorn, than my altec 416's ? i got a offer for 900 pounds a pair. what do u think abought deqx ? Angelo...

Read the Post in new Window Read the Post in Threaded view  Post #79: The 100Hz hum? by Romy the Cat on 2010-04-19 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  310 Replies 
[quote user="AlexBerger"]Hello Romy, I just have build the postage used your "End of Live"  scheme and Altec step-up transformers. http://picasaweb.google.com/alex.berger73/Phonostage# I have original EAR. After of 100 hours of wor...

Read the Post in new Window Read the Post in Threaded view  Post #114: Aura 1808 most overrated 18in driver on the planet by msaudio on 2010-05-11 
Browse the content of the threads in new Window  Thread: Romy The Cat's new Listening Room in Audio Discussions  478 Replies 
Back in the 90's i bought a pair of Aura 1808 woofers and made a set of 24 cubic foot corner enclosures 1 1/2 thick, crossover at 100hz, close to 300 pounds, way over built enclosure with a baffle on the face of the enclosure that i could remove. I T...

Read the Post in new Window Read the Post in Threaded view  Post #25: Ah its nice here in Brazil... by jessie.dazzle on 2007-03-05 
Browse the content of the threads in new Window  Thread: The Ridiculous Japa-Brazilian horn. in Horn-Loaded Speakers  54 Replies 
Paul,Well it would be silly for me to insist that I'm absolutely correct here, as I too am only basing my analysis only on what I see, and what experience I have been able to amass (some profession-related, a little in...

Read the Post in new Window Read the Post in Threaded view  Post #1: Dukane 5A540 Compression Drivers by Romy the Cat on 2007-03-22 
Browse the content of the threads in new Window  Thread: Dukane 5A540 Compression Drivers in Horn-Loaded Speakers  4 Replies 
A six year ago or so when I played with different compression drivers I bought a pair of Dukane 5A540 and at that time I was not able to find any information about them. Nowadays I was pointed out that an eBay sealer “ bayleafs” actions a pair of Duk...

Read the Post in new Window Read the Post in Threaded view  Post #7: Shindo by I.M.Distortion on 2008-03-29 
Browse the content of the threads in new Window  Thread: Shindo Latour in Horn-Loaded Speakers  8 Replies 
So are the drivers just reworked altec componets with fieldcoils installed? Or are the drivers based on the 288 and 515B design? And you are correct some may not understand this type of workmanship. Can you post a picture of the front of the horn? I ...

Read the Post in new Window Read the Post in Threaded view  Post #7: Horn by audiofilofine on 2010-08-25 
Browse the content of the threads in new Window  Thread: The best 20 hz bass horn in Horn-Loaded Speakers  20 Replies 
[quote user="Horn Savant"]Before experimenting with the Hi power Electrostatic module, I used 416's in my large corner horn. They sounded extraordinary (ran with inf baffle to basementand made me realize how much Altec/JBL enclosures suck with their ...

Read the Post in new Window Read the Post in Threaded view  Post #30: Texture by Paul S on 2018-02-10 
Browse the content of the threads in new Window  Thread: The 5-ways from Germany. in Horn-Loaded Speakers  38 Replies 
A somehow-related thing is "texture", and - of course - what we want is the "availability" of a range of musically relevant textures rather than textural "overlay".  The S2 and the Altec 808 had this potential, but I never heard it from the JBL 375, ...

Read the Post in new Window Read the Post in Threaded view  Post #7: Better attempt Klangfilm not. by msaudio on 2010-06-07 
Browse the content of the threads in new Window  Thread: Klangfilm: actual knowledge is better then fetish imaginatio... in Horn-Loaded Speakers  18 Replies 
This is not a klangfilm MF Driver, it is a RCA MF Alnico driver with phenolic diaghragm and bakelite rear cover. I have seen a few of these and they sound pretty good for a driver that is good from 300hz to 8000Hz. Sounds alot like a altec 290 driver...

Read the Post in new Window Read the Post in Threaded view  Post #42: Upper bass driver by skushino on 2010-07-01 
Browse the content of the threads in new Window  Thread: The European Triode Festival’s horns in Horn-Loaded Speakers  57 Replies 
Marc Henry-In the 6moons write-up, you mentioned the Altec 515 re-issue not being satisfactory for your purposes on the Grande Castine horn.  I presume the specific 515 variant you used was the 'g' type (designed for horn loading) rather than 515'b' ...

Read the Post in new Window Read the Post in Threaded view  Post #6: my concern is not the material, but the surface by angeloitacare-idiot on 2007-02-11 
Browse the content of the threads in new Window  Thread: Does horn surface porosity influence sound ? in Horn-Loaded Speakers  11 Replies 
hi Pauli had already Altec horns, and comparing them to wood horns, they really sound poor. What i really doubtis if someone is able to hear the difference between  high gloss finish/ high porosity surface of horns.I really doubt abought that. I...
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