k-diagram" class="header-anchor"
  aria-hidden="true">Block Diagram</a></h2>
  <p>If the image is small, use <kbd>Ctrl</kbd> + <kbd>Mouse Wheel</kbd>
  or “View Image” on right click menu to scale.</p>
  <p>Diagram only shows overview. It’s not exact implementation.</p>
  <p><img src="img/CubicPadSynth.svg" /></p>
  <h2 id="parameters"><a href="#parameters" class="header-anchor"
  aria-hidden="true">Parameters</a></h2>
  <h3 id="main-tab"><a href="#main-tab" class="header-anchor"
  aria-hidden="true">