On Monday 20 November 2006 10:07, Sergei Steshenko wrote:>On Mon, 20 Nov 2006 08:03:04 +0100>>BISSON Frédéric <zigazou@xxxxxxx> wrote:>> If possible I'd like 12 dB/octave because that's what the Gemini CX-1>> crossover has and it suits my needs.>>You probably know that a crossover made of 12db/octave LPF + HPF has a>+3db bump at crossover frequency.>Mmm, does that not disappear when the vector additions are done, disappearing due to the phase angle errors near the crossover freq? >Fist order (6d/octave) crossover can be ideally flat, and I think>either LPF or HPF output has to be inverted; Linkwitz-Riley crossovers> are ideally flat, and LPF, HPF outputs are in phase.>>--Sergei. -- Cheers, Gene"There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order."-Ed Howdershelt (Author)Yahoo.com and AOL/TW attorneys please note, additions to the abovemessage by Gene Heskett are:Copyright 2006 by Maurice Eugene Heskett, all rights reserved. -------------------------------------------------------------------------Take Surveys. Earn Cash. Influence the Future of ITJoin SourceForge.net's Techsay panel and you'll get the chance to share youropinions on IT & business topics through brief surveys - and earn cashhttp://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV_______________________________________________Alsa-user mailing listAlsa-user@xxxxxxxxxxxxxxxxxxxxxxxxxx://lists.sourceforge.net/lists/listinfo/alsa-user
