diff options
Diffstat (limited to 'manual/configure_rockbox/sound_settings.tex')
-rw-r--r-- | manual/configure_rockbox/sound_settings.tex | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/manual/configure_rockbox/sound_settings.tex b/manual/configure_rockbox/sound_settings.tex index c24b38a891..fc93070b95 100644 --- a/manual/configure_rockbox/sound_settings.tex +++ b/manual/configure_rockbox/sound_settings.tex | |||
@@ -167,21 +167,21 @@ change to customise your listening experience. | |||
167 | The MDB parameters are as follows: | 167 | The MDB parameters are as follows: |
168 | % | 168 | % |
169 | \begin{description} | 169 | \begin{description} |
170 | \item[MDB enable:] | 170 | \item[MDB enable.] |
171 | This turns the MDB feature on or off. For many users this will be the | 171 | This turns the MDB feature on or off. For many users this will be the |
172 | only setting they need, since Rockbox picks sensible defaults for the | 172 | only setting they need, since Rockbox picks sensible defaults for the |
173 | other parameters. MDB is turned off by default. | 173 | other parameters. MDB is turned off by default. |
174 | \item[MDB strength:] | 174 | \item[MDB strength.] |
175 | How loud the harmonics generated by MDB will be. | 175 | How loud the harmonics generated by MDB will be. |
176 | \item[MDB Harmonics:] | 176 | \item[MDB Harmonics.] |
177 | The percentage of the low notes that is converted into harmonics. | 177 | The percentage of the low notes that is converted into harmonics. |
178 | If low notes are causing speaker distortion, this can be set to 100\% | 178 | If low notes are causing speaker distortion, this can be set to 100\% |
179 | to eliminate the fundamental completely and only produce harmonics in the | 179 | to eliminate the fundamental completely and only produce harmonics in the |
180 | signal. If set to 0\% this is the same as turning the MDB feature off. | 180 | signal. If set to 0\% this is the same as turning the MDB feature off. |
181 | \item[MDB Centre Frequency:] | 181 | \item[MDB Centre Frequency.] |
182 | The cutoff frequency of your headphones or speakers. This is usually | 182 | The cutoff frequency of your headphones or speakers. This is usually |
183 | given in the specification for the headphones/speakers. | 183 | given in the specification for the headphones/speakers. |
184 | \item[MDB shape:] | 184 | \item[MDB shape.] |
185 | It is recommended that this parameter be set to 1.5 times the centre frequency. | 185 | It is recommended that this parameter be set to 1.5 times the centre frequency. |
186 | 186 | ||
187 | This is the frequency up to which harmonics are generated. Some of the | 187 | This is the frequency up to which harmonics are generated. Some of the |
@@ -235,19 +235,19 @@ change to customise your listening experience. | |||
235 | 235 | ||
236 | Crossfeed has the following settings: | 236 | Crossfeed has the following settings: |
237 | \begin{description} | 237 | \begin{description} |
238 | \item[Crossfeed:] | 238 | \item[Crossfeed.] |
239 | Selects whether the crossfeed effect is to be enabled or not. | 239 | Selects whether the crossfeed effect is to be enabled or not. |
240 | \item[Direct Gain:] | 240 | \item[Direct Gain.] |
241 | How much the level of the audio that travels the direct path from a speaker | 241 | How much the level of the audio that travels the direct path from a speaker |
242 | to the corresponding ear is supposed to be decreased. | 242 | to the corresponding ear is supposed to be decreased. |
243 | \item[Cross Gain:] | 243 | \item[Cross Gain.] |
244 | How much the level of the audio that travels the cross path from a speaker | 244 | How much the level of the audio that travels the cross path from a speaker |
245 | to the opposite ear is to be decreased. | 245 | to the opposite ear is to be decreased. |
246 | \item[High-Frequency Attenuation:] | 246 | \item[High-Frequency Attenuation.] |
247 | How much the upper frequencies of the cross path audio will be dampened. | 247 | How much the upper frequencies of the cross path audio will be dampened. |
248 | Note that the total level of the higher frequencies will be a combination | 248 | Note that the total level of the higher frequencies will be a combination |
249 | of both this setting and the \setting{Cross Gain} setting. | 249 | of both this setting and the \setting{Cross Gain} setting. |
250 | \item[High-Frequency Cutoff] | 250 | \item[High-Frequency Cutoff.] |
251 | Decides at which frequency the cross path audio will start to be cut | 251 | Decides at which frequency the cross path audio will start to be cut |
252 | by the amount described by the \setting{High-Frequency Attenuation} | 252 | by the amount described by the \setting{High-Frequency Attenuation} |
253 | setting. | 253 | setting. |
@@ -273,7 +273,7 @@ change to customise your listening experience. | |||
273 | 273 | ||
274 | Rockbox's parametric EQ is composed of five different bands: | 274 | Rockbox's parametric EQ is composed of five different bands: |
275 | \begin{description} | 275 | \begin{description} |
276 | \item[Band 0: Low shelf filter] | 276 | \item[Band 0: Low shelf filter.] |
277 | The low shelf filter boosts or lowers all frequencies below a certain | 277 | The low shelf filter boosts or lowers all frequencies below a certain |
278 | frequency limit, much like what a ``bass'' control found on ordinary | 278 | frequency limit, much like what a ``bass'' control found on ordinary |
279 | stereo systems does. | 279 | stereo systems does. |
@@ -287,7 +287,7 @@ change to customise your listening experience. | |||
287 | The ``Q'' parameter should always be set to 0.7 for the shelving | 287 | The ``Q'' parameter should always be set to 0.7 for the shelving |
288 | filters. Higher values will add a small boost around the cutoff | 288 | filters. Higher values will add a small boost around the cutoff |
289 | frequency that is almost always undesirable. | 289 | frequency that is almost always undesirable. |
290 | \item[Bands 1-3: Peaking filters] | 290 | \item[Bands 1-3: Peaking filters.] |
291 | Peaking EQ filters boost or lower a frequency range centered at the | 291 | Peaking EQ filters boost or lower a frequency range centered at the |
292 | center frequency chosen. | 292 | center frequency chosen. |
293 | Graphic equalizers in home stereos are usually peaking | 293 | Graphic equalizers in home stereos are usually peaking |
@@ -301,7 +301,7 @@ change to customise your listening experience. | |||
301 | frequency range is. Higher Q values will affect a narrower band of | 301 | frequency range is. Higher Q values will affect a narrower band of |
302 | frequencies, while lower Q values will affect a wider band of | 302 | frequencies, while lower Q values will affect a wider band of |
303 | frequencies. | 303 | frequencies. |
304 | \item[Band 4: High shelf filter] | 304 | \item[Band 4: High shelf filter.] |
305 | A high shelf filter boosts or lowers all frequencies above a certain | 305 | A high shelf filter boosts or lowers all frequencies above a certain |
306 | frequency limit, much like what a ``treble'' control found on ordinary | 306 | frequency limit, much like what a ``treble'' control found on ordinary |
307 | stereo systems does. | 307 | stereo systems does. |
@@ -313,10 +313,10 @@ change to customise your listening experience. | |||
313 | through 3 should be used for mids, and EQ band 4 should be used for highs. | 313 | through 3 should be used for mids, and EQ band 4 should be used for highs. |
314 | 314 | ||
315 | \begin {description} | 315 | \begin {description} |
316 | \item[Enable EQ:] | 316 | \item[Enable EQ.] |
317 | This option controls whether the EQ is on or off. | 317 | This option controls whether the EQ is on or off. |
318 | 318 | ||
319 | \item[Graphical EQ:] | 319 | \item[Graphical EQ.] |
320 | This option brings up a graphic EQ screen, which allows adjustment of each of | 320 | This option brings up a graphic EQ screen, which allows adjustment of each of |
321 | the three parameters described above (gain, center frequency, and Q) for each | 321 | the three parameters described above (gain, center frequency, and Q) for each |
322 | of the five EQ bands. | 322 | of the five EQ bands. |
@@ -377,27 +377,27 @@ change to customise your listening experience. | |||
377 | \end{btnmap} | 377 | \end{btnmap} |
378 | \end{table} | 378 | \end{table} |
379 | 379 | ||
380 | \item[Pre-cut:] | 380 | \item[Pre-cut.] |
381 | If too much gain is added through the graphical EQ, your music may distort. | 381 | If too much gain is added through the graphical EQ, your music may distort. |
382 | The \setting{Precut} setting allows you to adjust the overall gain of the EQ. | 382 | The \setting{Precut} setting allows you to adjust the overall gain of the EQ. |
383 | 383 | ||
384 | If your music distorts when using the EQ, trying changing this setting to a | 384 | If your music distorts when using the EQ, trying changing this setting to a |
385 | negative value. | 385 | negative value. |
386 | 386 | ||
387 | \item[Simple EQ:] | 387 | \item[Simple EQ.] |
388 | This option provides an easier alternative for those who are daunted by all of | 388 | This option provides an easier alternative for those who are daunted by all of |
389 | the parameters that can be adjusted using the graphical EQ. With the | 389 | the parameters that can be adjusted using the graphical EQ. With the |
390 | \setting{Simple EQ}, the only parameter that can be adjusted is the gain. | 390 | \setting{Simple EQ}, the only parameter that can be adjusted is the gain. |
391 | 391 | ||
392 | \item[Advanced EQ:] | 392 | \item[Advanced EQ.] |
393 | This sub menu provides options for adjusting the same parameters as the | 393 | This sub menu provides options for adjusting the same parameters as the |
394 | \setting{Graphical EQ}. The only difference is that the parameters are | 394 | \setting{Graphical EQ}. The only difference is that the parameters are |
395 | adjusted through textual menus rather than through a graphic interface. | 395 | adjusted through textual menus rather than through a graphic interface. |
396 | 396 | ||
397 | \item[Save EQ Preset:] | 397 | \item[Save EQ Preset.] |
398 | This option saves the current EQ configuration in a \fname{.cfg} file. | 398 | This option saves the current EQ configuration in a \fname{.cfg} file. |
399 | 399 | ||
400 | \item[Browse EQ Presets:] | 400 | \item[Browse EQ Presets.] |
401 | This menu displays a list of EQ presets, as well as any EQ configurations saved | 401 | This menu displays a list of EQ presets, as well as any EQ configurations saved |
402 | using the \setting{Save EQ Preset} option. Users unfamiliar with the | 402 | using the \setting{Save EQ Preset} option. Users unfamiliar with the |
403 | operation of a parametric EQ may wish to use the presets instead of trying to | 403 | operation of a parametric EQ may wish to use the presets instead of trying to |
@@ -459,4 +459,4 @@ Think of this as a smart volume control. The preamp in effect turns up the volu | |||
459 | amount you select so that you can hear quiet passages. But it senses when a loud section is | 459 | amount you select so that you can hear quiet passages. But it senses when a loud section is |
460 | about to play and quickly and smoothly lowers the volume as necessary to keep the audio | 460 | about to play and quickly and smoothly lowers the volume as necessary to keep the audio |
461 | under the maximum limit. As the loud section fades, the volume is turned back up. | 461 | under the maximum limit. As the loud section fades, the volume is turned back up. |
462 | } \ No newline at end of file | 462 | } |