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Everything you need to set up and use a high speed microwave network.
Special Member Price! Only $24.95 (regular $27.95)
An introductory guide to SDR and DSP technologies. Discover why your next radio will be SDR!
Special Member Price! Only $19.95 (regular $22.95)
You donít have to be an engineer or a math whiz to enjoy the thrill of experimenting with electronic circuits!
A step-by-step guide that will get you started in the fascinating world of HF digital technology!
Special Member Price! Only $22.95 (regular $25.95)
Your complete guide to the most widely-used VoIP systems used by hams: EchoLink ,IRLP, eQSO and WIRES-II.
A guide on the two most popular data modes used today, RTTY and PSK31. Expanded and fully updated!
The first comprehensive reference to the world of D-STAR operation. Experience the excitement!
Convenient desk-top holder for all hand-held radios. Holds your radio upright and steady at a comfortable viewing angle.
A complete guide for implementing PSK31. Get PSK31 up and running quickly and easily!
Practical lessons and approaches in radio receiver design for wireless communication systems.
Special Event Stations, DXCC Program, Operating Specialties, W100AW & W1AW QSLs via Bureau, Amateur Code, Contests, Operating Resources, Awards, W1AW, QSL Service, Centennial QSO Party, NPOTA, Logbook of the World
FCC License Info and Forms, Volunteer Instructors/Mentors, Courses & Training, Getting Licensed, Volunteer Examiners, What is Ham Radio, Get on the Air, License Certificates, College Students and Educators, Amateur Radio in the Classroom
Member Directory, myARRL, Membership Certificate, Blind Membership, Dues Increase FAQ, Join ARRL/Renew Membership, Member Discounts, member feedback, Member Support, Membership Levels
State and Local, Volunteer Consulting Engineer Program, Volunteer Counsel Program, Antenna Regulation and Zoning, CCR Study Information, International, Federal RFI Preemption, Technical Relations Office, Federal
NTS Manual, Ham Aid, Public Service Resources, ARES, Public Service Honor Roll, SKYWARN Recognition Day, Served Agencies and Partners, NTS
ARRL References, Radio Technology Topics, ARRL Lab, Tech Portal, Radio Frequency Interference (RFI)
Volunteer Opportunities, Youth, Hamfests and Conventions Calendar, Recruiting & Outreach, Clubs, The ARRL Foundation, Donate to ARRL
ARRL Publication Dealers, ARRL Store, List all Products, Periodicals, Shipping, Product Notes, Return Policy, Customer Service/Support
ARRL, the national association for Amateur Radio
225 Main Street
Newington, CT, 06111-1494 USA