>&#160;    band += ((f * high) &gt;&gt; 16);</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;    <span class="comment">// int notch = high + low;</span></div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;    <span class="comment">// setPin13Low();</span></div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;    <span class="keywordflow">return</span> band;</div><div class="line"><a name="l00152"></a><span class="