Day 4
FCC Element 2 Question Pool - SUBELEMENT T9
Overview
This lesson will teach you about the various characteristics of antennas and the lines we use to connect them to our radios. You will learn about some different types of antennas and how they compare with one another.
There are two topics covered by the questions in this lesson:
T9A – Antennas: vertical and horizontal polarization, concept of antenna gain, definition and types of beam antennas, antenna loading, common portable and mobile antennas, relationships between resonant length and frequency, dipole pattern
T9B – Feed lines: types, attenuation vs frequency, selecting; SWR concepts; Antenna tuners (couplers); RF Connectors: selecting, weather protection
Exam Insight
Question pool subelement: T9 (24 questions)
Questions in the exam: 2 (5.7% of the exam)
Assignment
Read Pages 46-56 of “The No-Nonsense Guide”
Study Flashcards in HamStudy.org for Questions T9
