Ricevitore SDR ARI PG

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Previsioni Meteo Umbria

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

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*** 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.

  • “He Touched So Many Lives” Chip Margelli, K7JA (SK)

    The airwaves are markedly dimmer this week, social media is filled with heartfelt tributes, and industry leaders are mourning. Longtime fixture of amateur radio Charles “Chip” Margelli, K7JA, passed away after a brief illness. Margelli was an ARRL Life Member.“The light and love of my life is gone,” Margelli’s widow Janet, KL7MF, posted on Facebook. “He enjoyed 60 wonderful years as a ham and 4...

  • The K7RA Solar Update

    Both average daily sunspot numbers and solar flux increased this week.  Average daily sunspot numbers rose from 118.6 to 133.4, while average solar flux went from 143.2 to 161.2. Geomagnetic indicators were more active.  Average daily planetary A index went from 9.6 to 17.1, while average middle latitude A index rose from 9.6 to 14.4. Predicted solar flux is 150 on May 26, 155 on May 27 and 28,...

  • Section Manager Update: Austin Elected, Bigley Re-elected, Gendron Appointed

    The results of two balloted Section Manager elections held this spring were determined when the ballots were counted at ARRL Headquarters on Tuesday, May 23, 2023.John Bigley, N7UR, incumbent Section Manager of the ARRL Nevada Section, was re-elected when he received 277 votes, and Jim Shepherd, W6US, of Sparks, received 177 votes. Bigley, of Las Vegas, has been serving as Section Manager since...

  • Dayton Hamvention® 2023 Wrap Up

    ARRL greeted attendees in its large exhibit area in the "Tesla" building. Traffic to the exhibit was brisk. Members and prospective members enjoyed meeting with dozens of ARRL program representatives and volunteers. The event hosted the ARRL Great Lakes Division Convention.While the final count is still a few days away from being completed, Hamvention spokesperson Michael Kalter, W8CI, said thi...

  • ARRL Headquarters Will Be Closed on Memorial Day, Monday, May 29

    ARRL  The National Association for Amateur Radio® honors and remembers the ultimate sacrifice made by those who served in the U.S. armed forces. ARRL Headquarters will be closed Monday, May 29, 2023, in observance of Memorial Day. Many of the member services and information offered by ARRL are accessible on our website 24/7.There will be no W1AW code practice or bulletin transmissions on Memori...

  • Gomez Nominated for Vacant FCC Seat, Two Commissioners Renominated

    President Joe Biden announced three nominees for the Federal Communications Commission (FCC) on May 22, 2023. The President will nominate Anna M. Gomez for a vacant FCC seat. Two sitting Commissioners, Geoffrey Starks and Brendan Carr, will be nominated for new terms at the same time. Gomez is an attorney with decades of experience in domestic and international communications law and policy. Go...

  • ARRL and FEMA Sign Agreement: Ham Radio is as Relevant as Ever

    The agreement emphasizes the importance of skilled Amateur Radio Operators in times of crisis and the role of ARES leadership within the emergency communications space. ARES (see the ARES fact sheet at www.arrl.org/ares) is a network of trained Amateur Radio Service licensees organized across the country to provide communications and other support to served agencies, such as local governments, ...

  • Dayton Hamvention Roundup Sunday, May 21, 2023

    by Mark H. Derks, KC1RVQ, ARRL Acquisitions EditorSunday at Dayton Hamvention® proved to be a whirlwind affair, even if the crowds had thinned considerably from Friday and Saturday’s surge. In the ARRL Expo space, a few more books sold out, along with some of the popular sizes for 2023 ARRL Field Day t-shirts. Among the staff and volunteers present, there was a sense that the event had proved a...

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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 2320

    Countries with CEPT Licence, BG2FX Amateur Radios, JBOT QRP linear amplifier, RF Inductor Calculator, DCF77 , JJY, 9X5RU Rwanda,

  • Top Amateur Radio Websites - Issue 2319

    HF DXView Propagation Map, HF EFHW Antenna Antenna Tuner, A Morse Code Practice Oscillator, URE WebCluster, MSF radio time signal, Morse Code Practice Oscillator, CW Key-to-Rig Switch Box,

  • Icom Announce ID-50 Compact Digital Dual Bander

    The ID-50 is a compact VHF/UHF dual bander with both D-STAR and FM dual modes. Connecting to the D-STAR network, you can call a friend in another city, or other regions around the world with the ID-50. Smart functions such as Band Scope and Picture Sharing function enhance your QSO experience.

  • Top Amateur Radio Websites - Issue 2318

    28 MHz Antenna Project, K1FM Mini Magnetic Loop, Portable 40m CW Transceiver , AircraftScatterSharp, 3B7M St Brandon DXPedition, HD8M Galapagos,

  • Top Amateur Radio Websites - Issue 2317

    20 W HF Power Amplifier, Tri-Band VHF/UHF Antenna Design, Building The Fox-in-a-Box, Aircraft Scatter ACS, Airplane scattering, Taking a look at the 900 MHz band, Thevenin equivalent calculator,

  • ICOM IC-R20

    IC-R20 by Icom. Wideband Receiver Professional radioreceiver, allow double receiver, from HF to Microwave, digital recorde, DTCS, Memories and 11 hours countinuous reception.

  • Short receiving loop antenna

    Antennas/ReceivingThis page is a project for a small loop antenna for reception of short wave broadcasting. It is in Portuguese and contains pictures and schematics to build your own antenna

  • FT-817 internal battery power Fix

    Radio Equipment/HF Transceivers/Yaesu FT-817If your FT-817 has stopped powering up from the internal battery but works from external power, then maybe the internal battery fuse has blown. There is a small PCB mounted fuse to protect the battery and radio. This fuse can blow, if it does your radio will not work from battery power. This page will describe how to test the fuse and describe how to make a repair.

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