Ziteng (Andy) Wang is a PhD student at the University of Sydney. He recently discovered an unusual radio signal coming from the direction of the Milky Way’s center. The radio waves Andy discovered using the ASKAP radio telescope in Western Australia don’t fit any currently understood pattern of variable radio source and could suggest a […] Read more

The HobbyPCB RS-UV3A radio module is a 144/220/450 MHz FM transceiver board. The RS-UV3A is a low cost transceiver solution for Packet Radio, repeaters, Echolink stations, base station and mobile applications. The RS-UV3A supports multiple interfaces including microphone/speaker, line level audio (soundcard), TTL serial control, Arduino Shield connections and USB. The RS-UV3A provides conditioned power […] Read more

ARRL President Rick Roderick, K5UR, in a written statement on the newly filed H.R.5378 before the US House Commerce Communications and Technology Subcommittee on Wednesday, urged Congress to direct the FCC to preserve amateur radio’s secondary use of the 3-GHz band. President Roderick’s statement was the result of a quick, well-organized response by ARRL to counter the […] Read more

Richard, AE6XO, is wondering what the difference is between resonant and non resonant antennas. Why no just get a non resonant and use a tuner? He asks. Is there any difference or advantages to either of them? Read more

The oft-cited figure of 3 million radio amateurs worldwide may need updating. That number was what the International Amateur Radio Union (IARU) published in 2000 for the global head count. The IARU once regularly collected amateur radio population statistics, but stopped the practice around the point when the worldwide amateur radio population began to decline. Data available elsewhere […] Read more

Here we take a look at the SHARI PiHatU from Ham Projects. This Pi Hat contains an SA818 Radio module to allow RF to the ALLSTAR network through a raspberry pi. SEE MORE : LINK Read more

On September 11, some 115 amateur radio volunteers from five states provided communication support for LoToJa, the longest single-day USA Cycling (USAC)-sanctioned bicycle event in the country and now in its 39th year. Starting in Logan, Utah, the 203-mile course ends in Jackson Hole, Wyoming, taking cyclists through northeastern Utah, southeastern Idaho, and western Wyoming in the […] Read more