Ricevitore SDR ARI PG

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Previsioni Meteo Umbria

Risorse di RADIOASTRONOMIA ed E.M.E. by I0NAA

IQ0PG & IQ0PG/P awards


 
 
  
 

 

  
 
 
 

SOLAR DATA PROPAGATION

*** RSS A.R.R.L.

The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.

  • ARRL Renews Defense of the 902-928 MHz Amateur Radio Band

    ARRL The National Association for Amateur Radio® in a recent filing encouraged the Federal Communications Commission (FCC) to listen to industry stakeholders about the detrimental impacts that changes to the 902-928 MHz band would have for current users.The FCC is considering a petition by NextNav, Inc., a licensee in the 900-MHz Location and Monitoring Service (LMS), to reconfigure the 902-928...

  • The ARRL Solar Report

    The Solar Geophysical Activity Report and Forecast from theUSAF/NOAA indicates that solar activity has been at low levels forthe past 24 hours.There are currently four numbered sunspot regions on the solar disk.Solar activity is expected to be low with a chance for M-classflares on May 10 and 11.A simultaneous filament eruption produced a narrow Coronal MassEjection (CME) signature that was fir...

  • Promote Your Club’s 2025 ARRL Field Day With Posters

  • Johns Hopkins University to Hold ARRL Teachers Institute

    A session of the ARRL Teachers Institute on Wireless Technology (TI) is being hosted this summer by the Johns Hopkins University Applied Physics Lab in Laurel, Maryland. This marks the first time a major research university has hosted the ARRL program.The TI program is expanding significantly in 2025. Already, an institute was held on Staten Island, New York, to mark the first regional session....

  • Plan Your Hamvention With ARRL App

  • Heritage CQ Amateur Radio Hall of Fame Inductees Named

    The Heritage CQ Amateur Radio Hall of Fame, created by longtime amateur radio publisher Richard Ross, K2MGA (SK), will continue to honor amateur radio operators on a new section of the Hamgallery.com website.CQ magazine ceased publication in October 2023. Ross died on April 27, 2024, and the change was made with the permission of his widow, Cathy. The Heritage CQ Amateur Radio Hall of Fame hono...

  • Clock is Ticking Down to 2025 Dayton Hamvention

  • The ARRL Solar Report

    On May 2, Spaceweather.com reported: "Astronomers are monitoring avery large sunspot now turning toward Earth. Sunspot AR4079stretches more than 140,000 km from end to end and has two darkcores each large enough to swallow Earth. Moreover, it is surroundedby a ring of Ellerman Bombs."Ellerman bombs are a sign of magnetic complexity in a sunspot.Opposite polarities bump together, reconnect, and-...

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    *** RSS DX ZONE

    Latest articles, reviews and links posted to The DXZone.com, an amateur radio, cb radio, scanning and shortwave radio, reference site The DXZone.com Amateur Radio Internet Guide

  • Top Amateur Radio Websites - Issue 2509

    DXCC Interactive World Map , DIY Telescopic-V Antenna, Morse Walker, Custom Spiderbeam Center Hub: Innovative Side-Mounting Solution , DL6WU Yagi-Uda antenna online calculator, 20M Quarter-Wave Vertical Antenna, Running Multiple WSJT-X Instances for Simultaneous Radio Monitoring, Mastering Shortwave Listening: Tips and Tools, Versatile W1JR Antenna Chokes, Regenerative Receiver 3.5 to 24 MHz ,

  • 6 Meter Frequencies

    50 MHz commonly used frequencies and operational guidelines.

  • Top Amateur Radio Websites - Issue 2508

  • Top Amateur Radio Websites - Issue 2507

    Satellite Antennas Hints and Kinks, Building an End-Fed Half-Wave Antenna: A Step-by-Step Guide", CQ Ham Radio, Funkamateur, National Communications Magazine, Zetagi HP201 SWR Wattmeter Modification for HF Amateur Radio Bands, QST Magazine, Practical Wireless, The Communicator Digital Edition, SWL Contest 2025 MW and SW

  • World Amateur Radio Day 2025: Celebrating a Century of Communication

  • Amateur Radio Clubs

    Is your ham radio club on our list? We feature thousands of links to amateur radio clubs worldwide. Add your club's link today!

  • Simple QRSS Reception with Version 4 RTL-SDR Dongles

    This page discusses the use of the new Version 4 RTL-SDR dongle for simple ... - Listed in Operating Modes/QRSS

  • SWR - Basic Facts: What You Need to Know

    This page provides basic information about SWR (Standing Wave Ratio) and its importance for ... - Listed in Technical Reference/Standing Wave Ratio

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