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All Articles With Tag: Radio Mobile

E-Book Section Chapter 4: Antennas Patterns and Downtilt

Author: Herbert Wolverson, Posted: Tuesday, 04-14-15

A final real-world factor to consider in designing a wireless link is that not all antennas are created equal. Omni-directional antennas cover all directions, while sector antennas may only cover a 60 degree swathe of countryside. Additionally, how far up (or down) you point your antenna can make a huge difference. This section will discuss antenna patterns, downtilt, and how to use them to your advantage.

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E-Book Section Chapter 4: Real World Path Loss Estimation

Author: Herbert Wolverson, Posted: Tuesday, 04-14-15

Another topic to consider is that the “Free Space Path Loss” calculations presented in this section presume that you are transmitting across a perfectly open space, with no terrain, obstacles, signal reflections/multi-path or other problems. In the real-world, this is very rarely the case!

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