<p>This Architectural Drawing is AutoCAD 2d drawing of Antenna triple band details in AutoCAD, dwg file. Basically the <strong>frequency bands each range over from the lowest frequency to 10 times the lowest frequency</strong>. Antenna engineers further divide the bands into things like "X-band" and "Ku-band". That is the basics of frequency. To understand at a more advanced level move on to the next topic. For more details and information download the drawing file.</p>