In light of these characteristics, VHF is often called “line of sight” or “LOS” communication. If trees, buildings, or even natural features of the Earth, such as cliffs or canyons are in the way, ...

A drawback to standard VHF radio communication is that it is limited in range to little more than line of sight. Unlike HF and lower frequencies, VHF’s transmitted waves propagate minimally ...

That’s only logical since a VHF signal travels via line of sight and antennas are made to polarize their signals on a horizontal plane. But we wanted to know if you could hear a distinction between ...

The higher or taller the antenna, the ­greater your range. That’s because VHF waves travel in what is known as line of sight, and the higher the antenna, the farther it can see over the horizon. With ...

Notice that the radius for VHF is a whopping 32 meters ... Finally, notice that, for visible light, line of sight really is the line of sight. Joel Young, VP of Research and Development and CTO at ...

In 1957, this was the great new thing – VHF line-of-sight voice communication without any static noise (12 FULL CHANNELS! the ads shrieked) – and you could get the thing for under $500.

“Line of Site” (which is a reference of Landsberg’s explanation of VHF television propagation to DeWolfe when ... Also, while “Line of Sight” is quite readable and well organized, I do need to call ...