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Explore GPS: its history, how it works, and navigating with a GPS receiver.
This spiral log book is a useful tool for every ham shack. Holds over 1,300 log entries!
Full color, size 11 x 17 inches. ARRL Worked All States (WAS) map on backside.
50 pack. Full color, size 8.5 x 11 inches. ARRL Worked All States (WAS) map on backside.
Colorful wall map features current geographic detail and labels, grid squares, call sign prefixes and more.
Size 11" x 17"
Containing all 32,400 Maidenhead Locator Squares.
The quick, easy way to leap into the fascinating world of physical computing!
Discover all the amazing things you can do with Arduino!
Special Event Stations, DXCC Program, Operating Resources, Awards, International Operating, QSL Service, Operating Specialties, Contests, W1AW, Centennial QSO Party, Logbook of the World
FCC License Info and Forms, Volunteer Instructors/Mentors, College Students and Educators, Courses & Training, Getting Licensed, Amateur Radio in the Classroom, Volunteer Examiners, What is Ham Radio, Get on the Air
Join ARRL/Renew Membership, Member Directory, myARRL, Membership Certificate, Membership Levels, Member Discounts, Member Support
Federal, State and Local, Technical Relations Office, Volunteer Consulting Engineer Program, Volunteer Counsel Program, Antenna Regulation and Zoning, CCR Study Information, International, Federal RFI Preemption
Served Agencies and Partners, Public Service Honor Roll, ARES, Ham Aid, NTS, Public Service Resources
ARRL References, ARRL Lab, Radio Technology Topics, Radio Frequency Interference (RFI)
Donate to ARRL, Volunteer Opportunities, Recruiting & Outreach, The ARRL Foundation, Youth, Clubs, Hamfests and Conventions Calendar
ARRL Publication Dealers, ARRL Store, List all Products, Periodicals, Shipping, Product Notes, Customer Service/Support
ARRL, the national association for Amateur Radio
225 Main Street
Newington, CT, 06111-1494 USA