User`s guide

Appendix
User’s Guide 9-20 BreezeNET PRO.11 Series
Radiation Pattern
A graphical representation in either polar or rectangular coordinates of the spatial
energy distribution of an antenna.
Side Lobes
The radiation lobes in any direction other than that of the main lobe.
Omni-directional Antenna
Radiates and receives equally in all directions in azimuth. The following diagram
shows the radiation pattern of an omni-directional antenna with its side lobes in
polar form.
Figure 9-8. Side View
Figure 9-9. Top View
Directional Antenna
Radiates and receives most of the signal power in one direction. The following
diagram shows the radiation pattern of a directional antenna with its side lobes in
polar form: