Extra License Course
License Level 3
Explains all 621 questions in the Extra exam question pool.
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Designed for the licensed General
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Self-paced & self-administered
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Bite-sized, topical organization
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Packed with instructive illustrations
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Free online support materials
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Written by expert hams
How the course works
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Read a section of the book.
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Review the highlighted exam items.
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Take our online section quiz.
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Optionally peruse our online Learning Supplements.
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Repeat for each section/lesson.
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Check your readiness with practice exams.
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Ace the license exam!
Extra License Course - book $29.95
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Explains all Extra exam pool items.
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Fully illustrated, 335 pages.
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Topically organized.
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Free online quizzes and learning supplements.
Online Support Materials
What's this?
Interactive quizzes displaying the full exam question and response options, covering all questions explained in a course section.
What's this?
Video, audio, articles, and links for each section topic that reinforce exam prep and go deeper for practical learning. Free & open.
What You'll Learn, Section by Section:
1.0 Operating Your Station
1.1 Common Operating Practices
1.2 Amateur Satellite Operations
2.0 Rules and Regs
2.1 Operational Regulations
2.2 Station Control & Restrictions
2.3 Volunteer Examiner Regulations
3.0 Propagation
3.1 HF Propagation Factors
3.2 VHF+ Propagation Factors
4.0 Digital Modes
4.1 Digital Encoding Concepts
4.2 Frequency Shift Keying Modes
4.3 Digital Packet Modes
4.4 Additional Digital Modes
4.5 Amateur TV
5.0 Electrical Circuit Principles
5.1 Complex Impedance
5.2 Real & Apparent Power
5.3 Resonant Circuits and Q
6.0 Hamtronics I: Components
6.1 Inductors and Cores
6.2 Semiconductor Components
6.3 VHF+ Component Packaging
6.4 Photovoltaics & Optoelectronics
6.5 Digital Logic Devices
7.0 Hamtronics II: Analog Circuits
7.1 Amplifiers
7.2 Filters & Matching Networks
7.3 Power Regulators & Supplies
7.4 Oscillators & Signal Generators
8.0 Processing Signals
8.1 Modulation & Demodulation
8.2 FM Signal Processing
8.3 Digital Signal Processing
9.0 Station Performance & Measurement
9.1 Noise & Spurious Emissions
9.2 Measuring Performance
10.0 Antennas
10.1 Types of Antennas
10.2 Performance Factors
10.3 Impedance Matching & Phasing
10.4 Transmission Lines
10.5 Smith Chart
10.6 Special Antennas
11.0 Safety