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Welcome to the Extra Class License Manual Web site!

This Web site is designed to provide additional information for you as you study for your Extra Class Amateur Radio license.

We assume that you are using the ARRL Extra Class License Manual as your textbook. Each of the sections on this Web site corresponds to a chapter in the book. Click on the chapter you’re reading and you’ll find a page containing all of the links referenced in the book plus some others that may be of interest!

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Now Available: A Question Pool That Follows the Book

There are significant differences between the order of topics in the official Question Pool supplements and the arrangement of material in the text. An alternate arrangement of the questions that follows the text more closely is available on this Web site. Download the material as a PDF file you can print or view.

Supplemental Information to the Extra Class License Manual

• Supplemental information to 9th edition and 1st printing (pdf). Last changed December 05, 2008
• Math Supplement of On-line Tutorials and Articles (pdf)