O'Reilly logo

Practical Antenna Handbook 5/e, 5th Edition by George W. Hippisley, Joseph J. Carr

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

CHAPTER 29Towers

At some point, the height or strength required for a specified antenna installation exceeds the capabilities of trees or cordage, and the methods of the preceding chapter are no longer sufficient. When that point is reached, the focus necessarily shifts to the use of towers to safely and reliably maintain antennas at the desired height.

Typically, we call upon towers whenever rotatable HF antennas such as Yagis and quads are to be installed, although UHF, VHF, and even some small HF Yagis are sometimes mounted (if only for temporary events) on well-guyed heavy-duty masts. We even use towers to support very high wires, especially for 160 m and 80 m, since few of us have access to trees in excess of 100 ft tall. The purpose of ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required