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Amateur Radio and Digital
The wide spread ownership of personal computers that have digital sound cards allows radio amateurs to develop new modes of digital communication.
EXPLORE ARRL
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On The Air
DXCC Program, W100AW & W1AW QSLs via Bureau, Centennial QSO Party, Operating Specialties, International Grid Chase 2018, Hiram Percy Maxim 150th Birthday Celebration, Cycle 25, Transatlantic, Special Event Stations, Operating Resources, Volunteers On the Air, QSL Service, NPOTA, Contests, Awards, Logbook of The World, Amateur Code, W1AW, Amateur Radio Direction Finding
Licensing, Education & Training
Courses & Training, What is Ham Radio, FCC License Info and Forms, License Certificates, Learning Center Help, Getting Licensed, Newly licensed? Learn More, Volunteer Instructors/Mentors, Amateur Radio in the Classroom, Learning Programs, Question Pools, Youth Licensing Grant Program , Edu Dept Home, Gordon West, STEM, Volunteer Examiners, Withdrawn Questions
Membership
Member Directory, myARRL, Blind Membership, Join ARRL/Renew Membership, member feedback, Dues Increase FAQ, Techquestion, Students, Please Confirm Your Information, Member Bulletin, QST Reissue, Membership Certificate, Member Support, Connecticut Member Social, Silent Key Submission Guidelines, Login Instructions, Dues Survey, Member Discounts, Gift Membership, New Join, 3-Year Special Offer, 2024 Dues Rates, ARRL Groups, Student, By-Laws Update, Register
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Regulatory & Advocacy
State and Local, Volunteer Consulting Engineer Program, Volunteer Counsel Program, CCR Study Information, International, Technical Relations Office, Federal, Volunteer Monitor Resources, Federal RFI Preemption, Antenna Regulation and Zoning, Volunteer Monitor Program
Public Service
NTS Manual, Public Service Resources, Volunteer Form for Deployment Consideration, 2018 Hurricanes, Hurricane Maria - 2017, Hurricane Irma - 2017, Hurricane Harvey Response, Ham Aid, Public Service Honor Roll, 2019 Hurricanes, 2020 Hurricanes, 2021 Hurricanes, Puerto Rico - Caribbean Recovery 2017, Kentucky ARES Summit and Survey, Hurricanes, Served Agencies and Partners, SKYWARN Recognition Day, NTS, 2024 Hurricanes, ARES
Technology
ARRL References, ARRL Lab, Tech Portal, Radio Technology Topics, Technical Information Service, ARRL Clean Signal Initiative, Radio Frequency Interference (RFI)
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Get Involved
Clubs, Volunteer Opportunities, Youth, Recruiting & Outreach, The ARRL Foundation, Donate to ARRL, Collegiate Amateur Radio, Hamfests and Conventions Calendar
Publications & Online Store
ARRL Publication Dealers, ARRL Store, List all Products, Return Policy, Shipping and Tax, Customer Service/Support, Handbook, Product Notes
About ARRL
Site Index, Centennial, ARRL Strategic Plan, Advertising and Other Business Opportunities, ARRL on the Purpose of Amateur Radio, Library, Ideas, Copyright, Media and Public Relations, Privacy Policy, ARRL Social Media, Contact ARRL, Visit Us, Organization Structure, General Information, Employment Opportunities
ARRL
The National Association for Amateur Radio®
225 Main Street
Newington, CT, 06111-1400 USA
Tel: 1-860-594-0200 | Fax: 1-860-594-0259
Toll-free: 1-888-277-5289
hq@arrl.org