A Century of Radio Innovation
Published continuously since 1926, The ARRL Handbook has accompanied amateur radio operators through generations of innovation and achievement. From the earliest days of radio to today’s digital technologies, it has remained a trusted resource for those who build, experiment, and advance wireless communication.
As the United States celebrates its 250th anniversary, The Handbook marks 100 years of publication, a remarkable milestone for one of America’s enduring technical references.
The 102nd edition brings updated content, expert guidance, and practical techniques for today’s radio amateurs. It covers radio fundamentals, electronics, circuit design, antennas, propagation, station construction, test equipment, troubleshooting, and more.
What’s New in Handbook 102
- Weak-signal communications and digital signal processing
- FreeDV digital voice technology
- Software-defined radio (SDR) applications
- Digital mesh networking
- Amateur satellite communications
- Microwave frequencies and higher
- Space-efficient antenna designs
- NanoVNA testing and measurement techniques
"Hams haven't stopped innovating, and the new version of the Handbook contains information that helps you to communicate with satellites, mesh networks, digital voice, microwaves, and digital processing that allows us to hear signals that are covered by noise." — Gregory D. Lapin, PhD, PE, N9GL, Editor
BONUS! Includes Digital Edition and Supplemental Content
Download fully searchable PDFs of the printed book, plus more than 350 supplemental articles, projects, software programs, PC board templates, and support files.
Please note, you will receive a separate email with download instructions after placing your order.
System Requirements: The PDF requires Adobe Acrobat Reader software (free download at adobe.com), for Windows 7, 8, 10, 11, and MacOS as well as Macintosh systems. PDF files are Linux readable. Other companion software is Windows compatible, only.
Companion book: The ARRL Antenna Book for Radio Communications (four-volume set)
Product Details
Softcover: 1352 pages. Softcover and Digital Edition also available.
Publisher: The American Radio Relay League, Inc.
Copyright: 102nd Edition, First Printing (2026)
Language: English
ISBN: 978-1-62595-246-2
Shipping Weight: 6.5 pounds