Date: Wed, 21 Jan 2004 07:47:00 -0500 (EST) From: Ethan <telmnstr@757.org> To: "Daan Vreeken [PA4DAN]" <Danovitsch@Vitsch.net> Cc: FreeBSD-questions@FreeBSD.org Subject: Re: USB sound device questions (multiples!) Message-ID: <20040121074548.S44235-100000@users.757.org> In-Reply-To: <200401210948.04982.Danovitsch@Vitsch.net>
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> If they are all plugged in during boot they will get probed in the same order > every time you boot, so yes, they will be static. Okay, because this is going to be a fixed installation that will be pretty much hands off. > Be sure to calculate if you have enough bandwidth available to drive such a > great number of devices at the same time though : > 48KHz * 16-bits sample * stereo * 6 devices = about 48 * 2 * 2 * 6 = > 1152 KB/sec . > That's about the maximum you can get over USB 1.0, so I'm not sure if you will > be able to use them all at the same time at maximum playback rate... So it > depends on the quality and sample-rate you need. I figured I would split them across two USB interface cards?
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