ARRL

Chapter 1 - ECLM Introduction

 

Each chapter of the Extra Class License Manual has numerous links to this Web site - for resources, study aides, and reference.  Making use of the following links will help you study effectively.

Math Tutorials

 The mathematics needed for the Extra Class license exam is a bit more advanced than for the General and Technician licenses. To help you with “radio math,” a math supplement of on-line tutorials and articles is available.

 Additional math tutorials from Paul's Online Math Notes.