 the text will be invisible in placed instances of the symbol, but visible 
   when descending into the symbol.
  </p>  
  <img src="xschem_elements_02.png">
  <p>
   You will learn in the <a href="xschem_properties.html">xschem properties chapter</a>
   how to set, edit and change object properties.
  </p>
  <img src="xschem_texts1.png">
  <h3> SYMBOLS </h3>
  <p>
   Symbols are graphical elements that represent electrical components. A symbol represents an electronic
   device, like for example a resistor