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All the information you need in one essential reference book. Embossed with ARRL’s logo on the cover!
An easy-to-follow, step-by-step design framework for a wide variety of power supplies.
Gain the knowledge and confidence you need to build and use power supplies. A must have for your bookshelf!
Design and build your own antennas! Provides clear answers to questions frequently asked by hobbyists and electronics technicians.
Now you can work the world with low power!
Over 1,600,000 licensed amateurs! Includes International and North American listings and prefix maps.
Embrace the exciting new technology of Raspberry Pi!
Join the Raspberry revolution with these fun and easy Pi projects.
An introduction to the revolutionary small computer. Ideal for those switching on their Pi for the first time.
Fast-paced thriller in which ham radio plays a pivotal role in foiling a secret government project to breed super soldiers using Neanderthal DNA.
Special Event Stations, DXCC Program, QSL Service, Operating Specialties, W100AW & W1AW QSLs via Bureau, Amateur Code, International Operating, Contests, Operating Resources, Awards, Centennial QSO Party, W1AW, Logbook of the World
FCC License Info and Forms, Volunteer Instructors/Mentors, Courses & Training, Getting Licensed, Volunteer Examiners, College Students and Educators, Amateur Radio in the Classroom, Get on the Air, License Certificates, What is Ham Radio
Join ARRL/Renew Membership, Member Directory, myARRL, Membership Certificate, Member Discounts, Blind Membership, Member Support, Membership Levels, Dues Increase FAQ
State and Local, Technical Relations Office, Volunteer Consulting Engineer Program, Volunteer Counsel Program, Antenna Regulation and Zoning, CCR Study Information, International, Federal RFI Preemption, Federal
Public Service Honor Roll, NTS Manual, Ham Aid, Served Agencies and Partners, Public Service Resources, ARES, NTS
ARRL References, Radio Technology Topics, ARRL Lab, Tech Portal, Radio Frequency Interference (RFI)
Volunteer Opportunities, Youth, Recruiting & Outreach, The ARRL Foundation, Hamfests and Conventions Calendar, Donate to ARRL, Clubs
ARRL Publication Dealers, ARRL Store, List all Products, Periodicals, Customer Service/Support, Shipping, Product Notes
ARRL, the national association for Amateur Radio
225 Main Street
Newington, CT, 06111-1494 USA