/span><span class="n">X</span><span class="p">,</span><span class="s1">&#39;PHASE PLOT FOR THE DEMODULATION FREQUENCY = &#39;</span><span class="p">,&amp;</span>
<span class="w">     </span><span class="p">&amp;</span><span class="w">           </span><span class="n">F8</span><span class="p">.</span><span class="mi">6</span><span class="p">,</span><span class="s1">&#39; CYCLES PER UNIT TIME&#39;</span><span class="p">)</span>
<span class="c">!</span>
<span class="c">!     COMPUTE A NEW ESTIMATE FOR THE DEMO