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In Reply to: Looking for good 2" compression driver?? posted by j.l.guillebeau@att.net on November 03, 2003 at 16:21:04:
If you are talking about casting the radial aluminum horns in the 9500 series, like the 9595 or 9594 90degree and 60 degree horns, I wish you luck. I know the RCA engineers who worked on developing those horns, specifically A.J. May, and they always impressed upon me how difficult those were to cast. A fiberglass version of these horns was also used in the LC-9, and this also was a difficult shape to manufacture, even in fglass. These horns were not meant to go above 8-10 k, so why not just use a supertweeter? Furthermore, for a recording studio I would assume you want high quality sound, not high power handling, and none of the modern drivers which would fit these horns has the quality that the original drivers do, meaning the phenolic diaphram MI 9584 or MI 9548. Seems like you would be better off just sourcing the original parts, at least for your studio project. They are not hard to find.
Cheers,
Jonathan
Follow Ups:
Speaking of those horns and drivers.. I just got a pair. RCA 9584(A?), in quite nice shape, with the single-throats, on a pair of 9594 90 deg. horns, which have the damping material still on them. How do these stack up against some of the JBL stuff like Edgardhorn 350hz saladbowl with a JBL 2440 or 41? I am thinking of using them in a 3 or 4 way system. Currently listening to JBL 2482's on their big 2395 lenses, with an EV ST-350 tweet on top, which is a good combo (so far). Any info or scans/pdfs on these that are available on the web would be most appreciated. (The RCA stuff, the JBL info is easy to find). The guy I got them from has another set of the horns with single-throats I believe, but w/o drivers. He also has some metal (tar coated?) 2 x 5 cell horns, I think they are for Altecs but not sure - were in a dark dusty location and it was hard to see.
Is A.J. still alive? Hopefully? Thanks James
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