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fix the eq settings in the manual

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Change-Id: I4fa8537f31faef0d4f6f925476dcfb8b3336113b
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Jonathan Gordon 2013-02-09 23:27:22 +11:00
parent 1eb17dc9f4
commit 15f1057cc0
2 changed files with 13 additions and 18 deletions
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25
manual/appendix/config_file_options.tex
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@ -209,21 +209,16 @@
% %
eq enabled & on, off & N/A\\ eq enabled & on, off & N/A\\
eq precut & 0 to 240 & 0.1~dB\\ eq precut & 0 to 240 & 0.1~dB\\
eq band 0 cutoff & 0 to 32768 & Hz\\ eq low shelf filter & cutoff (in Hz), q (0 to 64), gain (-240 to 240)\\
eq band 1 cutoff & 0 to 32768 & Hz\\ eq peak filter 1 & cutoff (in Hz), q (0 to 64), gain (-240 to 240)\\
eq band 2 cutoff & 0 to 32768 & Hz\\ eq peak filter 2 & cutoff (in Hz), q (0 to 64), gain (-240 to 240)\\
eq band 3 cutoff & 0 to 32768 & Hz\\ eq peak filter 3 & cutoff (in Hz), q (0 to 64), gain (-240 to 240)\\
eq band 4 cutoff & 0 to 32768 & Hz\\ eq peak filter 4 & cutoff (in Hz), q (0 to 64), gain (-240 to 240)\\
eq band 0 q & 0 to 64 & N/A\\ eq peak filter 5 & cutoff (in Hz), q (0 to 64), gain (-240 to 240)\\
eq band 1 q & 0 to 64 & N/A\\ eq peak filter 6 & cutoff (in Hz), q (0 to 64), gain (-240 to 240)\\
eq band 2 q & 0 to 64 & N/A\\ eq peak filter 7 & cutoff (in Hz), q (0 to 64), gain (-240 to 240)\\
eq band 3 q & 0 to 64 & N/A\\ eq peak filter 8 & cutoff (in Hz), q (0 to 64), gain (-240 to 240)\\
eq band 4 q & 0 to 64 & N/A\\ eq high shelf filter & cutoff (in Hz), q (0 to 64), gain (-240 to 240 (0.1~dB))\\
eq band 0 gain & -240 to 240 & 0.1~dB\\
eq band 1 gain & -240 to 240 & 0.1~dB\\
eq band 2 gain & -240 to 240 & 0.1~dB\\
eq band 3 gain & -240 to 240 & 0.1~dB\\
eq band 4 gain & -240 to 240 & 0.1~dB\\
% %
dithering enabled & on, off & N/A\\ dithering enabled & on, off & N/A\\
% %

6
manual/configure_rockbox/sound_settings.tex
View file

@ -351,7 +351,7 @@ change to customise your listening experience.
The ``Q'' parameter should always be set to 0.7 for the shelving The ``Q'' parameter should always be set to 0.7 for the shelving
filters. Higher values will add a small boost around the cutoff filters. Higher values will add a small boost around the cutoff
frequency that is almost always undesirable. frequency that is almost always undesirable.
\item[Bands 1-3: Peaking filters.] \item[Bands 1-8: Peaking filters.]
Peaking EQ filters boost or lower a frequency range centered at the Peaking EQ filters boost or lower a frequency range centered at the
centre frequency chosen. centre frequency chosen.
Graphic equalizers in home stereos are usually peaking Graphic equalizers in home stereos are usually peaking
@ -365,7 +365,7 @@ change to customise your listening experience.
frequency range is. Higher Q values will affect a narrower band of frequency range is. Higher Q values will affect a narrower band of
frequencies, while lower Q values will affect a wider band of frequencies, while lower Q values will affect a wider band of
frequencies. frequencies.
\item[Band 4: High shelf filter.] \item[Band 9: High shelf filter.]
A high shelf filter boosts or lowers all frequencies above a certain A high shelf filter boosts or lowers all frequencies above a certain
frequency limit, much as the ``treble'' control found on ordinary frequency limit, much as the ``treble'' control found on ordinary
stereo systems does. stereo systems does.
@ -374,7 +374,7 @@ change to customise your listening experience.
than the low end. than the low end.
\end{description} \end{description}
As a general guide, EQ band 0 should be used for low frequencies, EQ bands 1 As a general guide, EQ band 0 should be used for low frequencies, EQ bands 1
through 3 should be used for mids, and EQ band 4 should be used for highs. through 8 should be used for mids, and EQ band 9 should be used for highs.
\begin {description} \begin {description}
\item[Enable EQ.] \item[Enable EQ.]