FCC Element 2 Question Pool - SUBELEMENT T3

Overview

At the end of today’s lesson, you will have a foundational understanding of the components that make up a radio wave and learn how a radio wave propagates, or travels, through the atmosphere.

There are three topics covered by the questions in this lesson:

T3A - Radio wave characteristics: how a radio signal travels, fading, multipath, polarization, wavelength vs absorption; Antenna orientation

T3B - Electromagnetic wave properties: wavelength vs frequency, nature and velocity of electromagnetic waves, relationship of wavelength and frequency; Electromagnetic spectrum definitions: UHF, VHF, HF

T3C - Propagation modes: sporadic E, meteor scatter, auroral propagation, tropospheric ducting; F region skip; Line of sight and radio horizon

Exam Insight

Question pool subelement: T3 (34 questions)

Questions in the exam: 3 (8.5% of the exam)

Assignment

  • Read Pages 35-45 of “The No-Nonsense Guide”

  • Study Flashcards in HamStudy.org for Questions T3