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Antennas and Wave Propagation by G. S. N. Raju

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Chapter 6

HF, VHF and UHF Antennas

“The size of antennas is small at high frequencies and it is large at low frequencies.”

CHAPTER OBJECTIVES

This chapter discusses

  • The design, construction, application and performance parameters of all types of HF, VHF and UHF antennas
  • Merits and demerits of antennas
  • Objective questions and solved problems useful for class tests, final examinations and also for competitive examinations
  • Exercise problems to develop self problem solving skills
6.1 INTRODUCTION

The HF, VHF and UHF spectrum is between 3 MHz and 1 GHz. The range above 1 GHz is usually branded as the Microwave range. The main difference between the lower frequencies and HF, VHF and UHF spectrum is in the operating wavelength. It may be noted ...

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