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BTW , the xover point of Zilch is still 1200Hz ? dc270 can you give me some tips on building them , maybe upload a pic so I can now how difficult it is ?
:o:

:applaud:

Muchas gracias Zilch ! Mil gracias ! I was looking all the week for those parts !

If you come to Chile let me know . :)

Exactly metal ringing not for high end , but may be do not bother if you listen 3-4 meters away , so Old Altecs very good in theater application . Not intended for home , but lovely stuff . Metal...

Beware of time aligment and high frequency response , also lower cut frequency of the horn must match near crossover frequency . If not you will end adding a supertweeter with Lpad directly to the...

Hello ,

* are high frequency compression horns a good driver pic?

Yes .

* How do they compare to high quality dome tweeters with respect to distortion and clarity?

Depends on the horn...

Tangerine Phase plugs extend the highs and also is a way to get rid off the turbulence in the throat . Theres a nice paper on it somewhere in the web . Some people take away the screens . some report...

Hello Leif , im wondering why to upgrade the 14 and no move to model 15 , duplex 604 or 19 ? You can spend a lot of money in the

upgrades but at the end you cannot go as far as a 604 or the 19 ....

I agree with you lansingfan . Any brand of caps that will make the difference here ? , ( very high quality but nothing exotic ) . And I

move from the 811B to a 650hz Tractrix . Very good sound ,...

Thanks Zilch , yes the subject if for Altec Model 19 . Ill think it is very difficult to build something better . Any other design could bring

problems to the 802 8G HF extended response making...

Hello , this is my first post .

I know this topic has been discussed a lot . My idea is not to continue , instead I need the schematics of a better 19 crossover , something that preserve the...