Date: Mon, 17 May 2021 01:27:32 +0300 From: Evgeniy Khramtsov via freebsd-multimedia <freebsd-multimedia@freebsd.org> To: Hans Petter Selasky <hps@selasky.org> Cc: freebsd-multimedia@freebsd.org Subject: Re: Silent noise while running simple OSS program and moving mouse? Message-ID: <YKGcVP5DNLDzVzsC@vax.khramtsov.org> In-Reply-To: <b18ca6ae-4754-2d52-3a16-b8835471fa54@selasky.org> References: <YKGWO6L9NTikr1ZI@vax.khramtsov.org> <b18ca6ae-4754-2d52-3a16-b8835471fa54@selasky.org>
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Well, it is the opposite of a professional one. > qaudiosonar > Start virtual_oss with EQ support to filter away the frequency. I'll check both, thanks. I thought that standard PC tuple with S16_LE / 44800 / stereo should always work, maybe not... Maybe stuff like SNDCTL_DSP_LOW_WATER and switching to non-blocking IO may help, idk, I'll report if I resolve this myself. Thanks. On Mon, May 17, 2021 at 12:17:31AM +0200, Hans Petter Selasky wrote: > Hi, > > Are you using a professional balanced audio microphone? If no, then > information is leaking via ground on the mainboard :-( > > Been there done that :-) > > --HPS
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