Robert P Brady, K5RPB, asks “Is an analyzer a primary purchase for building antennas or should I rely on engineering practices?” What analyzer would you suggest?
The winning article for the September 2018 QST Cover Plaque award is “Small Gap-Resonated HF Loop Antennas” by Kai Siwiak, KE4PT, and Richard Quick, W... Read more
Robert, W4RKM, has watched many videos on the funtions and capabilities of a rig, but he wants to know the differences and applications for the variou... Read more
Download AR-DV1 Brochure (3.5MB) Download AR-DV1 Brochure light (823kB) Download AR-DV1 operating manual with command list (8.2MB) Download AR-DV1 fir... Read more
Description: WHAT IS SOFTWARE DEFINED RADIO (SDR)? In traditional hardware radios, the mathematical operations required to decode and proces... Read more
The Secret Government Radio Signals Read more
Students from the Crop Protection Student Association at the University of Puerto Rico in Mayagüez participated in a communications practice session a... Read more