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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.

  • The K7RA Solar Update

    Solar activity seems to have dropped dramatically from a recent peak.  Are we over the cycle peak and headed down again?  Too early to say. Daily average sunspot numbers this week sank to 120.1. Predicted solar flux is 175 on December 6 to 8, 170 on December 9 and 10, 175 on December 11 and 12, and 205 on December 13 to 17. Predicted planetary A index is 8 on December 6 and 7, 5 on December to ...

  • 2025 Youth on the Air Camp Application Period Open

    Applications are now being accepted for campers interested in attending the 2025 Youth on the Air Camp. Licensed amateur radio operators, ages 15 through 25, who want to attend are encouraged to apply online at YouthOnTheAir.org. The camp is scheduled to take place June 15 - 20, 2025, in Thornton (Denver), Colorado and the Denver Radio Club, an ARRL Affiliated Club, is the local host.The curren...

  • Get on the Air in December with ARRL 160- and 10-Meter Contests

    December brings two ARRL-sponsored single-band contests. The ARRL 160-Meter Contest begins Friday, December 6 at 2200 UTC and concludes on Sunday, December 8 at 1559 UTC. Stations in the US (including Alaska, Hawaii, and US possessions) and Canada can contact any station; stations located overseas can only contact US and Canadian stations. Contacts may be made using the CW mode only. See the co...

  • Register for 25th Annual SKYWARN Recognition Day, December 7

    The 25th Annual SKYWARNTM Recognition Day (SRD) is Saturday, December 7. SRD recognizes the work of amateur and non-ham SKYWARN storm spotters in keeping their communities safe during severe weather. Trained spotters provide observations of “ground truth” to regional National Weather Service (NWS) offices. While meteorologists have advanced remote sensing data like radar, satellite, and weather...

  • $41,000+ Raised by Donors, YouTubers, for ARRL Teachers Institute

    A YouTube telethon to raise money for the ARRL Teachers Institute on Wireless Technology was a resounding success. More than $21,000 was contributed during the livestream, which unlocked another $20,000 that donors had set out as a challenge gift. ARRL Director of Development Kevin Beal, K8EAL, says that upped the ante. “It's quite clear that even with the generosity of the donors in attendance...

  • Giving Tuesday: How You Can Impact ARRL and Amateur Radio

    ARRL The National Association for Amateur Radio® is grateful to its members, who allow us to do the work on their behalf of promoting and protecting amateur radio and inspiring future generations to make ham radio and wireless technology a part of their lives. No one does more for amateur radio. ARRL is globally recognized by radio amateurs and the public for advancing amateur radio, through su...

  • The K7RA Solar Update

    ARRL Headquarters was closed on November 29. So, this regular Fridaybulletin was moved to the following Monday (12/2).Solar activity increased during the current reporting week, November21-27. Average daily sunspot number rose to 155.7, and average dailysolar flux was 282.2.Weekly Commentary on the Sun, the Magnetosphere, and the Earth'sIonosphere - November 28, 2024, by F. K. Janda, OK1HH:"Aft...

  • This Saturday: YouTube Telethon to Support ARRL Teachers Institute on Wireless Technology

    One final reminder about the YouTube telethon to raise money for the ARRL Teachers Institute on Wireless Technology that will be held on Saturday, November 30, 2024, on the Ham Radio Crash Course YouTube channel.It will be hosted by YouTuber Josh Nass, KI6NAZ. Quite a few amateur radio content creators will join Nass and others on the stream. ARRL Education and Learning Manager Steve Goodgame, ...

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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

  • Anytone AT-778UV FM Dual Band Transceiver

    The Anytone AT-778UV is a popular dual-band FM transceiver known for its affordability and solid features. Operating on VHF (144-148 MHz) and UHF (440-450 MHz) bands, it offers selectable power outputs of 25W, 15W, or 5W. Its bright 180-degree TFT LCD display and intuitive interface enhance usability in various settings. While it delivers good audio quality and a robust build, it lacks a dedicated volume knob and may heat up during extended use. Overall, it's an excellent entry-level choice for amateur radio enthusiasts.

  • Top Amateur Radio Websites - Issue 2445

    High Gain Simple Beam Antenna For 2 Meter, Dual-Tuned Bandpass Filters for Amateur Receivers, Optimizing Vertical Antennas: Understanding Radiation Angles, Understanding Solar Activity and Its Impact on HF Propagation, ICOM IC-7760 English Brochure, CW for the Hearing Impaired, 10GHz Small Dish EME Project, External CatDisplay for the YAESU FT817, Lima Delta DX Group,

  • Top Amateur Radio Websites - Issue 2444

    Radio Wave Properties: Electric and Magnetic Dipole Antenna - Video, Radiosonde Tracker, Ham Radio Bandplan for SDR SHARP, 1:49 Transformer for EFHW Dipole Antenna, Upgrade of Station Lightning Protection, Dualband-Moxon-Beam for 10 m and 6 m, Netsvk - ham radio nets in Australia,

  • Top Amateur Radio Websites - Issue 2443

    Maritime Radio Room Clock, WeatherFax Stations, LoRA Experiments, Morsle, LC Resonant Frequency Calculator, Weather Fax plugin for OpenCPN, How to renew your FCC Licence,

  • Yaesu FTM-150 New Transceiver

    New yaesu FTM-150 dual band VHF UHF FM Transceiver featuring 55W VHF and 50W UHF

  • 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!

  • MyWaveRecorder

    MyWaveRecorder is a lightweight utility designed to capture and save any audio played on ... - Listed in Software/Audio Recorders

  • AZIWORLD

    AZIWORLD is a user-friendly tool for generating azimuthal maps of the Earth centered on ... - Listed in Software/Grid Bearing and Maps

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