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National Association of Broadcasters Engineering Handbook, 11th Edition by Garrison C. Cavell

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Chapter10.8

VHF and UHF Television Antenna Test Range Measurements

John L. Schadler

Vice President Engineering, Dielectric LLC

Raymond, ME

Antenna measurements are extensively conducted throughout the television industry with the purpose of measuring the free space far zone performance. Pattern testing is essential to ensuring specified coverage requirements are met and signal is efficiently directed to the audience and not wasted. The purpose of this chapter is to provide a guide on the understanding, operation, design, performance and interpretation of results associated with VHF and UHF antenna test range measurements. It will explore the basic concepts and techniques used for antenna pattern measurement and evaluate the benefits and drawbacks ...

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