From ab759daf5b8b841ca65b13ec4b5baa8ce78f3f15 Mon Sep 17 00:00:00 2001 From: Michael Giacomelli Date: Wed, 27 Jul 2011 16:02:43 +0000 Subject: Explain in more detail what the precut option for EQ does, and also mention that it requires EQ to be enabled to use it. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30216 a1c6a512-1295-4272-9138-f99709370657 --- manual/configure_rockbox/sound_settings.tex | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) (limited to 'manual') diff --git a/manual/configure_rockbox/sound_settings.tex b/manual/configure_rockbox/sound_settings.tex index 3e71c45cae..76965d00cb 100644 --- a/manual/configure_rockbox/sound_settings.tex +++ b/manual/configure_rockbox/sound_settings.tex @@ -485,11 +485,16 @@ change to customise your listening experience. \end{btnmap} \item[Pre-cut.] - If too much gain is added through the graphical EQ, your music may distort. - The \setting{Precut} setting allows you to adjust the overall gain of the EQ. - - If your music distorts when using the EQ, trying changing this setting to a - negative value. + If too much positive gain is added through the graphical EQ, your music may + distort. The \setting{Precut} setting allows you to apply a global negative + gain to decoded audio, cancelling out positive gain from the EQ. This will + prevent distortion when boosting certain frequency ranges, at the expense of + making audio quieter. + + Alternatively, precut can be used with a flat EQ curve to implement a volume + cap. For example, on a player that allows overdriving the headphone output + to +6dB, maximum volume can be capped to +0dB by applying 6dB of precut. Note + that precut is not applied if EQ is disabled. \item[Simple EQ.] This option provides an easier alternative for those who are daunted by all of -- cgit v1.2.3