an> 1 <span style="color: #b0c4de;">:start-pos</span> #[300 ms])
NIL
<span class="prompt">SCRATCH&gt;</span> (<span style="color: #8deeee;">defvar</span> <span style="color: #eedd82;">loop-2</span> (make-buffer 0 <span style="color: #b0c4de;">:file</span> <span style="color: #ffa07a;">"/home/test/loop-2.wav"</span>))
LOOP-2
<span class="prompt">SCRATCH&gt;</span> (set-control 1 <span style="color: #b0c4de;">:buf</span> loop-2)
#&lt;BUFFER <span style="color: #b0c4de;">:FRAMES</span> 310464 <span style="colo