usually unavoidable to use meters.
</p>
<p>
- Audio level meters are a very powerful tools that are useful in every
+ Audio level meters are very powerful tools that are useful in every
part of the entire production chain:
</p>
<ul>
</p>
<dl>
-
<dt>Digital peak-meter</dt>
<dd>A <dfn>Digital Peak Meter</dfn> displays the absolute maximum signal
of the raw audio PCM signal (for a given time). It is commonly used when
Katz, scale aligned to -20 dBFS, rise/fall times and color schema
according to spec.</li>
<li><dfn>K14</dfn>: Same as K20 with scale aligned to -14 dBFS.</li>
+ <li><dfn>K12</dfn>: Same as K20 with scale aligned to -12 dBFS (since 3.5.143).</li>
<li><dfn>Peak + RMS</dfn>: standard RMS, customizable via
<kbd class="menu">Edit > Preferences > GUI > Metering</kbd></li>
</ul>
+ </dd>
<dt>IEC PPMs</dt>
<dd><dfn><abbr title="International Electrontechnical Commission">IEC</abbr>-type
customizable parameters.
</p>
</dd>
+
<dt>VU meters</dt>
<dd><dfn><abbr title="Volume Unit">VU</abbr> meters</dfn> are the dinosaurs (1939)
amongst the meters. They react very slowly, averaging out peaks.
The type of meter and the <dfn>metering point</dfn> (the place in the signal chain
where the meter taps the signal) are configurable in the context menu of each meter.
Depending on the <kbd class="menu">Edit > Preferences > GUI > Mixer
- Strip</kbd> settings, the metering point is also available as button in the
- Mixer window.
+ Strip</kbd> settings, the metering point is also accessible via a button in
+ each Mixer strip.
</p>
<img class="right" src="/ardour/manual/html/screenshots/meter-preferences.png" alt="" />
<p>
Regardless of meter type and standard the meter display will highlight red if
the signal on the given channel exceeds the configured peak threshold.
</p>
-<br clear="all"/>
<p>
<kbd class="mouse">Left</kbd> on the peak-indicator button resets the
<dfn>peak-hold indicator</dfn> of a single channel.<br />
- <kbd class="mod1 mouse">Left</kbd> resets a whole <dfn>group</dfn>, and<br
- />
+ <kbd class="mod1 mouse">Left</kbd> resets a whole <dfn>group</dfn>, and<br/>
<kbd class="mod13 mouse">Left</kbd> resets all meters.
</p>
<p>
Due to layout concerns and consistent look&feel all meters available in
- Ardour3 itself are bar-graph type meters. Corresponding needle-style meters
+ Ardour itself are bar-graph type meters. Corresponding needle-style meters
— which take up more visual screen space — are available as
- LV2 plugins (on the right).
+ LV2 plugins (see image on the right):
+ <a href="https://github.com/x42/meters.lv2/">meters.lv2</a>.
</p>
-