ARRL

Chapter 1 - ECLM Introduction

Introduction

Each chapter of the Extra Class License Manual has numerous links to 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.