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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)
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!
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.
Gain a working knowledge of DSP applications, including communications and process control.
An understandable presentation and reference on DSP in contemporary communications technology.
Special Event Stations, DXCC Program, Operating Resources, Awards, International Operating, QSL Service, Operating Specialties, Contests, Centennial QSO Party, Logbook of the World, Amateur Code, W1AW
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ARRL, the national association for Amateur Radio
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