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title: Working With Markers
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<p>It is very useful to be able to tag different locations in a session for use when editing and mixing. Ardour supports both <code>locations</code>, which define specific single positions in time and <code>ranges</code> which define a start and end position in time. </p>
<p>There are also 3 special kinds of markers:</p>
<dl class="narrower-table">
<dt>CD markers</dt>
<dd>locations that are restricted to legal CD track boundaries, and be used to add track marks/info to compact disc (CD) images.</dd>
<dt>Loop range</dt>
<dd>a range used to define transport loop start and end points.</dd>
<dt>Punch range</dt>
<dd>a range used to define start and/or end points for punch recording</dd>
</dl>
<p>This chapter covers the following:</p>
  







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