o(d,f);

process = stereoecho(44100/4, hslider("feedback", 0, 0, 1, 0.01)); 

--></faust-editor>
<br>
</div>
<!-- /faust-run -->

<h2 id="part-3-basic-oscillators">Part 3: Basic Oscillators</h2>
<p><img src="img/bande-basic.png" width="90%" class="mx-auto d-block"></p>
<p>By convention, in Faust, a full-scale audio signal varies between -1 and +1, but we will first start with a sawtooth signal between 0 and 1 which will then be used as a <em>phase generator</em> to produce different waveforms.</p>
<h3 id="p