Amateur Radio News

Displaying articles 1 - 10 of most recent articles

Georgia Gets a New Section Manager; Re-Elected SMs Begin New Terms on October 1 Jim Millsap, K9APD, will become the ARRL Georgia Section Manager (SM) on Friday, October 1. Millsap, of Acworth, was the only candidate who applied by the June 4 nomination deadline. Millsap has been an ARRL Emergency Coordinator and District Emergency Co
ARRL | 4 hours, 42 minutes ago | comment? | recommend

Ferrite and common-mode choke Technical Reference/Components/ToroidsFinding the the best ferrite material for a common-mode choke. How to create efficient ferrite cores and how to measure them
The DXZone | 18 hours, 42 minutes ago | comment? | recommend

WSJT-X 2.5.0 New version available! WSJT-X 2.5.0 has been officially released and introduces an enhanced Q65 decoder, a new digital protocol designed for minimal two-way QSOs over especially difficult propagation paths.
The DXZone | 18 hours, 42 minutes ago | comment? | recommend

How to Blow Up Your Balun Antennas/BalunsIn this article, author examine stresses placed on common-mode chokes (aka baluns) as hams use/abuse them, examine the efficiency of simple dipole multi- band antennas and their feed systems. Stressing a Balun.
The DXZone | Sep 27, 2021 07:32 AM [GMT] | comment? | recommend

Top Amateur Radio Websites - Issue 2137 Antenna Switch, Groundplane Antennas at Various Heights , QRP HF Loop Antenna, Homebrew 1 Watt 2.4 GHz Power Amplifier, 9 Element Yagi for 144 MHz, Slim Jim Antenna Calculator by M0NWK, Longmont Amateur Radio Club Website, 7 Element QUAGI for Satelitte Op
The DXZone | Sep 27, 2021 07:32 AM [GMT] | comment? | recommend

CW morse code course by I4CQO Operating Modes/Morse code/Morse Code Practice Audio FilesIn his page the author includes 27 mp3 audio files that compose the whole CW training course, instructions and whole lessons transcript are available in Italian and English.
The DXZone | Sep 26, 2021 07:31 AM [GMT] | comment? | recommend

DXFile Software/LoggingDXFILE is an advanced log management program for radio amateurs. It allows complete management of amateur traffic and much more. Available only in French. Windows Shareware
The DXZone | Sep 25, 2021 07:30 AM [GMT] | comment? | recommend

The K7RA Solar Update Tad Cook, K7RA, Seattle, reports: Last week, we reported a big increase in activity with the daily sunspot number reaching 124, but by the end of that week all sunspots had disappeared. The sun was blank for several days, but sunspots returned on Septembe
ARRL | Sep 24, 2021 10:06 AM [GMT] | comment? | recommend

NEC-Win Plus+ Software/Antenna analysisDeveloped for beginners, hobbyists, and field engineers. Includes polar plots, rectangular plots for input impedance and VSWR, tabular data, NEC-Win Synth Light and Necvu 3D. Includes NEC2. The program also offers stepped-diameter
The DXZone | Sep 24, 2021 07:31 AM [GMT] | comment? | recommend

Open-Source Amateur Satellite Work Not Subject to Export Administration Regulation CEO Michelle Thompson, W5NYV, reports that Open Research Institute (ORI) received an advisory opinion from the US Commerce Department Bureau of Industry and Security (BIS) on September 2. The letter confirmed that public internet posts regarding open-sour
ARRL | Sep 23, 2021 6:38 PM [GMT] | comment? | recommend

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