FOTOGALLERY - 20110926 Il 7. COTA Radio meeting 2011

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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


 
 
  
 

 

  
 
 
 

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The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
  • Applicants for the summer 2025 sessions of the ARRL Teachers Institute on Wireless Technology must apply by April 30 to be considered. The application process is straightforward. Interested educators can find the web form at www.arrl.org/ti. ARRL covers all the costs of the TI, including travel, but there is a $100 application fee if the teacher is accepted.The Teachers Institutes are a product...

  • Solar activity has been at low levels with only minor C-classflaring through April 24, 2025, and is expected to be moderate witha chance of M-class flares (R1-R2, Minor-Moderate) through April 26.No Earth-directed Coronal Mass Ejections (CMEs) have been observed.A southwest CME was observed on April 23 and is considered to befar-side due to the lack of any on-disk plasma motion/flareactivity.  ...

  • Over 280 amateur radio operators volunteered during the 129th running of the Boston Marathon on April 21, 2025. Operators were working at virtually every location connected with the race, including the starting line, the entire course, the finish line, transportation, and various operations centers including the Massachusetts Emergency Management Agency (MEMA), the State EOC Unified Command Cen...

  • Spaceweather.com reports a Cannibal Coronal Mass Ejection on April 15 sparked geomagnetic storms.  On April 16, the storm became severe (G4) with Northern Lights sighted as far south as France.  The storm is subsiding now to a category G1/G2, which could still produce high-latitude auroras. Although Regions AR4062 and AR4064 have been relatively quiet they are more structurally complex than ant...

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  • 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

  • The Holy Cluster, Construction of a M0PLK Delta Loop Antenna, Top Performer for HF: The 80-Meter Skyloop Antenna, APRS TX I-Gate with APRX and the Universal Radio Controller, Building a 50 MHz Notch Filter with Coax Cable, The QubeDX modular CubeSat-style QRP transceiver, 70 MHz converter, Charging your laptop or tablet off-grid, Saturn PCB Design Toolkit, 70cm UHF Yagi Antenna

  • Minimalist Breadboard SDR Receiver with Pi Pico, Otto: Your Enhanced Assistant for WSJT-X, Microphone Audio Compression in SSB Radio, Building a radio repeater, Sputnik Regenerative Receiver: Homebrew Radio, AZIWORLD, SAT_EXPLORER, MyWaveRecorder, Pocket Tuner, CW_PLAYER,

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

  • This page provides information on how amateur radio, or 'Ham' radio, is used by ... - Listed in Operating Modes/Mobile/Maritime Mobile

  • Learn how to troubleshoot and configure ICOM 7300 Rig Control under Linux for seamless ... - Listed in Radio Equipment/HF Transceivers/Icom IC-7300

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