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In the Forum: Horn-Loaded Speakers
In the Thread: Open cell foam in horns and MF drivers
Post Subject: Soft phenolic driversPosted by Wojtek on: 2/1/2008
This is probably the reason I can listen to EV Patrician IV in relatively small space and close to the speaker without much of fatigue.  The other factor must be that it's 4- way design with narrow band-pass for each horn. EV T25 2" phenolic compression driver (alnico) is still cheap on Ebay although JamminJersey list it for $400 a pair, seems like it's gaining popularity. I have infamous JBL2470 1" big magnet alnico with phenolic diaphragm and was thinking about fundamental channel design around phenolic driver >500Hz -1000Hz counting on dia ability to play lower into LF without breakdown. The thing is I don't know if there would be any advantage over cone midbass streching up to 1000Hz without buying big expensive 250-300Hz horn .
Regards, W

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