This split image shows the difference between an active Sun during solar maximum (on the left, captured in April 2014) and a quiet Sun during […]
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Our Sun Has Bad Aim with Storms to the East & West | Solar Storm Forecast 09.15.2020
Antenna Antenna Yagi 17 elements 4 bands – GPX Antennas February 15, 2020 No comments Frequency: 7, 14, 21, 28 MHz Number of elements: 7 […]
Read more5-MHz Interoperability Channels Designated for Wildfires and Hurricane Sally Response
The Federal Emergency Management Agency (FEMA) has announced that two 60-meter channels have been made available, as necessary, for interoperability between US Government stations and US amateur radio […]
Read moreMarconi Day Award
Marconi Day Award The Calabria DX Team has once again organized Marconi Day and Award for the second year. The following accredited stations of various associations will […]
Read moreHow I designed the Nebula eXtreme Multiband 18m DX Commander Antenna
eXtreme Multiband 18m DX Antenna Spiderbeam 30-17-12m HD (WARC) October 01, 2015 No comments The Heavy Duty Spiderbeam is a specially reinforced version, optimized for […]
Read moreSDRplay has added sample IQ files to their website
IQ Demo Files Here you can find off air IQ recordings for you to check your SDRuno and related software settings for a variety of […]
Read moreAttention Turns to Tropical Storm Sally after Hurricane Paulette Hits Bermuda
The Hurricane Watch Net (HWN) said this morning that it will continue to gather any reports from Bermuda in the wake of Hurricane Paulette, which […]
Read moreICOM IC 705 Raspberry Pi Setup WITH GPS
ICOM IC 705 Raspberry Pi Setup WITH GPS Antenna 5 Elements wire yagi for 80m November 11, 2019 No comments There were a lot of […]
Read moreXiegu G90 HF Ham Radio Go Box/Solar Generator
Xiegu G90 HF Ham Radio Go Box/Solar Generator Antenna Successful Wire Antennas November 09, 2015 No comments Successful Wire Antennas Edited by Ian Poole, G3YWX […]
Read moreNew Antennas 7J4ALL from Japan
New Antennas 7J4ALL from Japan Antenna NVIS: Near Vertical Incidence Skywave [ PodCast ] November 09, 2017 No comments Sometimes the best direction to […]
Read moreAmateur Radio in New York City on 9/11
NYC Fox 5 news clip on amateur radio operations relating to the attacks of September 11, 2011 in New York City. Charles Hargrove, N2NOV (shown […]
Read more21st Century Transceiver Design: The K4 High Performance Direct Sampling SDR
The Elecraft K4 High Performance Direct Sampling SDR Antenna How High should my Dipole Antenna be? January 19, 2015 No comments Dipole Antennas – the […]
Read moreNASA, NOAA to Discuss Solar Cycle Prediction During Media Teleconference
The Sun goes through regular cycles of approximately 11-years, during which time activity on the Sun, such as solar eruptions and sunspots, wax and wane […]
Read moreEasy Ham Radio Mast System – Spidermast from Spiderbeam
Ham Radio Mast System Antenna 2/2 (4) element 7/10MHz Yagi (3.9m) Force12 Antennas March 12, 2015 No comments Force12 Antennas – A super-compact dualband […]
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