I see, thank you for explaining!
2016-04-07 0:43 GMT+02:00 Be <b...@gmx.com>: > All sound cards work differently, but I don't think it matters whether the > sound card has digital or analog gain. Either works better with a stronger > signal coming in. > > My sound card has digital gains and meters on the device, so I can > actually see whether the signal is at the same level to confirm this. I > just experimented turning the main gain in Mixxx down with the sound card > all the way up versus leaving the main gain knob at unity in Mixxx and > turning down the sound card. The former definitely sounded worse than the > latter. > > On 04/06/2016 05:19 PM, Ferran Pujol Camins wrote: > >> I understand, but isn't the OS mixer just decreasing or increasing the >> volume digitally? In that case, if the OS mixer volume is 100% (no >> volume modification) and mixxx gain is 30% is the same than Os mixer 30% >> and mixxx 100%, am I wrong? >> >> 2016-04-07 0:13 GMT+02:00 Be <b...@gmx.com <mailto:b...@gmx.com>>: >> >> It's better to have Mixxx sending the sound card a signal with a >> high signal-to-noise ratio than turn the gain down in Mixxx and send >> a signal with a lower S/N ratio to the sound card. To reach a >> comparable volume, the signal would have to be amplified somewhere >> down the line (sound card, mixer, amplifier, or whatever), which >> would amplify more noise. Or to turn the volume down, it would still >> sound better to send a strong signal out of Mixxx and attenuate it >> further down the signal chain. >> >> >> http://mixxx.org/manual/latest/chapters/djing_with_mixxx.html#djing-gain-staging >> >> On 04/06/2016 05:02 PM, Ferran Pujol Camins wrote: >> >> But why is it better? >> >> 2016-04-06 23:59 GMT+02:00 Be <b...@gmx.com >> <mailto:b...@gmx.com> <mailto:b...@gmx.com <mailto:b...@gmx.com >> >>>: >> >> >> The gain in Mixxx controls the signal that is sent to the >> sound >> card. The OS mixer controls the sound card. >> >> On 04/06/2016 04:57 PM, Ferran Pujol Camins wrote: >> >> What's the difference between lowering the volume in >> mixxx and >> in the OS >> mixer? >> >> 2016-04-06 23:43 GMT+02:00 Be <b...@gmx.com >> <mailto:b...@gmx.com> >> <mailto:b...@gmx.com <mailto:b...@gmx.com>> >> <mailto:b...@gmx.com <mailto:b...@gmx.com> <mailto:b...@gmx.com >> <mailto:b...@gmx.com>>>>: >> >> >> >> I've been working on the wiki and reviewing >> controller >> mappings lately. >> I did a little editing to the language of the DJ >> Hardware Guide >> >> (http://mixxx.org/wiki/doku.php/hardware_compatibility ), >> split the >> custom caps section to its own page, and revived >> the old >> headphones >> section on its own page. >> >> In reviewing mappings, it has become apparent that >> there >> should be >> guidelines on how to handle main & headphone gain >> knobs on >> controllers. >> I added a section to the Contributing Mappings page >> >> >> ( >> http://mixxx.org/wiki/doku.php/contributing_mappings#main_headphone_gain_knobs >> ) with some guidelines and started a new page >> >> (http://mixxx.org/wiki/doku.php/operating_system_mixer ) with >> information about adjusting sound card levels. It >> would be >> great if >> others could contribute details and screenshots to >> the new >> Operating >> System Mixer page. >> >> Two cases that I'd like to ask about is when a >> controller >> has a sound >> card without any gain controls or doesn't have a >> sound card >> but does >> have main & headphone gain controls. In these >> cases, should >> the controls >> be mapped to the software gains in Mixxx or not? >> If they >> should be >> mapped, then I think the controller's wiki page >> should >> advise users not >> to use them in most cases and link to the OS Mixer >> page. >> >> I also split the Contributing Mappings page into >> smaller >> sections and >> put a bit more context in the introduction. I added >> a >> little section on >> documenting how microphone inputs work too. >> >> >> >> >> ------------------------------------------------------------------------------ >> _______________________________________________ >> Get Mixxx, the #1 Free MP3 DJ Mixing software Today >> http://mixxx.org >> >> >> Mixxx-devel mailing list >> Mixxx-devel@lists.sourceforge.net >> <mailto:Mixxx-devel@lists.sourceforge.net> >> <mailto:Mixxx-devel@lists.sourceforge.net >> <mailto:Mixxx-devel@lists.sourceforge.net>> >> <mailto:Mixxx-devel@lists.sourceforge.net >> <mailto:Mixxx-devel@lists.sourceforge.net> >> <mailto:Mixxx-devel@lists.sourceforge.net >> <mailto:Mixxx-devel@lists.sourceforge.net>>> >> https://lists.sourceforge.net/lists/listinfo/mixxx-devel >> >> >> >> >>
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