Archive of Marconi Papers and Correspondence Acquired by California Museum

The Huntington Library, Art Museum, and Botanical Gardens in San Marino, California, has acquired an archive of papers and correspondence to, from, and about wireless pioneer and Nobel laureate Guglielmo Marconi. Among the more than 200 pages of correspondence are 31 letters from Marconi to his chief engineer, Richard Vyvyan, written between 1902 and 1909, regarding the construction and success...

National Science Foundation Funds Creation of Research Lab at Alaska’s HAARP

A 5-year, $9.3 million National Science Foundation (NSF) grant will allow the University of Alaska Fairbanks (UAF) Geophysical Institute to establish a new research observatory at the High-frequency Active Auroral Research Program (HAARP). A former military facility, HAARP is now operated by UAF and is home to HAARP Amateur Radio Club’s KL7ERP. The new Subauroral Geophysical Observatory for Spa...

Ulrich Rohde, N1UL, Awarded Germany’s Cross of Merit

Researcher and innovator Ulrich Rohde, N1UL, has been awarded the Cross of Merit of the Federal Republic of Germany. He was nominated by Markus Söder, president of the German state of Bavaria and member of the Bavarian Parliament.Söder said that Rohde’s work as a scientist, university lecturer, developer and entrepreneur in the fields of radio frequency and microwave technology “has made a sign...

RAC Announces “Get on the Air on World Amateur Radio Day” Event

Radio Amateurs of Canada (RAC) has announced the “Get on the Air on World Amateur Radio Day” operating event. World Amateur Radio Day (WARD) is observed each year on April 18, to celebrate the formation of the International Amateur Radio Union (IARU) on April 18, 1925. The object of the event is to contact as many RAC-suffix stations as possible. RAC official stations will operate across Canada...

St. Vincent Radio Amateurs on Alert During Volcano Emergency

Donald de Riggs, J88CD, on the Caribbean island of St. Vincent, says that on April 13, the 42nd anniversary of the 1979 eruption of the La Soufriere volcano, island residents were awakened to another column of volcanic ash creating a thick blanket, obscuring part of the eastern sky as the volcano continues to erupt violently.“Almost all residents in the Red Zone have been evacuated, save for a ...

Intrepid-DX Group Joins Forces with LA7GIA in Bouvet Island Attempt

The Intrepid-DX Group has teamed with DXpeditioner Ken Opskar, LA7GIA, in its quest to activate Bouvet Island, the second most-wanted DXCC entity according to Club Log. The 3Y0J DXpedition is planned for January through February 2023. A dependency of Norway, Bouvet is a sub-Antarctic island in the South Atlantic. The last Bouvet activation was 3Y0E, during a scientific expedition over the winte...

Updated Radio Frequency Exposure Rules Become Effective on May 3

The FCC has announced that rule changes detailed in a lengthy 2019 Report and Order governing RF exposure standards go into effect on May 3, 2021. The new rules do not change existing RF exposure (RFE) limits but do require that stations in all services, including amateur radio, be evaluated against existing limits, unless they are exempted. For stations already in place, that evaluation must b...

The K7RA Solar Update

NanoVNA-H4 Vector Network Analyzer

NanoVNA-H4 Vector Network Analyzer - 10KHz-1.5GHz HF VHF UHF Antenna Analyzer with 4-inch LCD touchscreen,portable with 1950mAh battery

Top Amateur Radio Websites - Issue 2113

High Performance common-mode chokes, A Practical, 5-Band Homebrew Wire Beam , Morse Code Course by UBA, What is a HAM Mesh Network, Online dBm to watts conversion, Free Virtual Serial Port, mW to dBm Calculator,

Top Amateur Radio Websites - Issue 2112

160m Band Loaded Inverted L Antenna, How to evaluate Choke performance, Two elements Triband Yagi Antenna, HW VSP3 - Virtual Serial Port, Ham Goodies, Virtual COM

MFJ-989D ANTENNA TUNER

HF Manual Antenna Tuner 1.8-30 MHz, Legal Power

Top Amateur Radio Websites - Issue 2111

OM0ET Antennas, BalUn for Delta-loop & Quad-loop antennas, Gimme Five - QRP SSB Transceiver, Single element Delta Loop Antenna, GridTracker, com0com Null-modem emulator , Analyze Contest Passing

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.

HF communication prediction tools

Propagation/Propagation ForecastOnline HF Communication prediction system provided by the Australian Governament Buerau of Metereology allow to predict usable frequency rage for radiocommunications between two stations allowing to specify frequency and date range. This tool allow calculation with different methods and algorithms

Sunspot Index Since 1750

Propagation/SunspotsThe yearly, black, up to 1750, and monthly red, from 1750 up to now, sunspot numbers provided by the Royal Observatory of Belgium SILSO