Monopole
![Image of Monopole 3D pattern](http://www.microwavetools.com/wp-content/uploads/2015/06/Monopole_Image.png)
The monopole antenna is an common antenna that is often used on vehicles and other areas were a large conductive flat area is present (“ground plane”). The standard monopole antenna measures 1/4 wavelength in height (λ/4); however, this antenna must be placed on to a large conductive surface to function …