A question from an Oggie prompted this look at the use of transponders in amateur radio.
Michael, KI7QIB, is asking a simple question “Should I replace PL-259 connectors in a feedline with N-type connectors? Read more
Portable RTL – SDR Software Defined Radio with Android Read more
SNR – Signal-to-Noise Ratio From the 2018 TAPR Digital Communications Conference, we learn about a true measurement of signal to noise ratio on... Read more
AMSAT-EA (Spain) has said it appears that EASAT-2 and HADES are transmitting, and that weak signals have been heard, but the satellites’ antennas may... Read more
Gaspar, EA6AMM José Francisco de Almeida, CT4AN, IARUMS Coordinator from REP (Rede dos Emissores Portugueses; Portugal), info... Read more
Tonga Volcano An update on the situation coming out of Tonga. A very large volcano has erupted disrupting satellite, communications and telephone netw... Read more